Implementation, management, monitoring, and troubleshooting in on-premise and cloud environments. AWS, Azure, VMware, Veeam BR, HPE/DELL Hardware
Aktualisiert am 27.03.2026
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 01.04.2026
Verfügbar zu: 100%
davon vor Ort: 100%
AWS
Azure
VMware
Veeam BR
HPE/DELL Hardware Expert
Ansible
Terraform
Storage
Docker
ITIL Management
Linux
Windows (AD
DNS
Group Policy)
M365
Microsoft Intune
English
Muttersprache
German
A2 (Actively Improving)

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

2 years 11 months
2022-12 - 2025-10

Analyzed existing IT infrastructure to identify optimization opportunities

DevOps Engineer (previously IT Operations Engineer)
DevOps Engineer (previously IT Operations Engineer)
  • Analyzed existing IT infrastructure to identify optimization opportunities and developed architecture concepts for infrastructure and system landscapes 
  • Led & executed all major upgrades and security patching for VMware ESXi & vCenter(v7-v8), ensuring platform stability, scalability, and zero downtime while leveraging Veeam & VAMI to perform reliable backups & restorations of the vCenter PostgreSQL database in accordance with ITIL best practices 
  • Perform upgrade of HPE Alletra, Nimble storage (SAN/NAS), HPE ProLiant Firmware, BIOS, and ILO configurations
  • Reviewed release notes and coordinated with vendor support, the right upgrade path to ensure performance & reliability, as well as hardware lifecycle management
  • Managed Brocade SAN fabric configurations by defining WWN aliases, implementing zoning policies to control device access, and maintaining active zone configurations to ensure secure and stable storage connectivity
  • Proactively monitored ESXI, vSAN, AWS & Azure hybrid infrastructure, over 2,500+ VMs & docker Machines across our global data centers with Datadog, and acted as the first point of contact for complex infrastructure incidents
  • Coordinated on-site systems, security, and network troubleshooting by leveraging Equinix Smart Hands services in our global datacenters, ensuring timely resolution of infrastructure issues and minimizing operational downtime with occasional visits and work from our London data center
  • Maintained accurate IT asset inventory for hardware & software using Jira Asset Management, ensuring full lifecycle tracking, compliance, and auditing
  • IT Ops Engineer assigned to the security department to conduct ISO 27001 internal audits across multiple domains (cloud and on-prem), including access control, operational security, incident management, backup & restore processes, reviewing evidence, and documenting findings
  • Led IT Infrastructure change management, risk assessment, and IT operations, ensuring minimal disruption through structured implementation while managing daily operations and incident workflows using ticketing tools such as Jira Service Management and ITIL change management processes
  • Maintaining a 32-ESXi host cluster with HA, DRS, and Fault Tolerance, optimized performance, monitoring, and minimized downtime using metrics to guide strategic decisions for continuous improvement, while managing incidents, service requests, and escalation through Jira Service Management
  • Managed and maintained AWIN global organization's server infrastructure (80% Windows servers & 20% Ubuntu & Debian Linux servers), focusing on system reliability and patches management, security hardening
  • through GPOS, DNS, and DHCP management, while resolving OS-level issues, PowerShell & Bash shell scripting to improve efficiency
  • Hardened Linux servers using CIS benchmarks and security baselines, applying SSH policies, sudo controls, firewall rules, and vulnerability remediation
  • Automated deployments using Ansible and Terraform to improve consistency and reduce configuration drift by 40%
  • Utilized CI/CD pipeline tools, including Jenkins, leveraging Git pull requests and code reviews to automate deployment workflows
  • Managed and secured AWS services (MFA, EC2, S3, IAM, VPC, Security Groups, App Runner, ALB, ECS Fargate, Route 53), implemented Datadog & CloudWatch monitoring for visibility & performance optimization
  • Collaborated closely with cross-functional teams across development, operations, security, and service desk using Jira service management and Confluence to drive alignment, enhance delivery efficiency, and foster a culture of continuous improvement with local stakeholders
  • Participated in on-call duty using OpsGenie for alert notification and immediate access to runbook links after working hours & weekends
  • Participated in agile ceremonies, e.g., sprint planning and slack stand-ups, to ensure operational requirements are addressed
  • In accordance with ISO 27001, I implement and manage control A.8.13 by defining Veeam backup policies, ensuring backups are secure and encrypted, performing regular restore tests & documenting the results as evidence to support external auditing
  • I ensure backups meet RTO/RPO requirements and align with business continuity & disaster recovery planning
  • Part of a 2-man team task for planning and architecting the migration of virtualized workloads from VMware to Proxmox, reducing licensing and infrastructure costs while maintaining performance and operational reliability
  • Managed 50% of LAN, WAN, Firewall, Cisco Switches, & VLAN infrastructure, ensuring reliable connectivity across the distributed office and data center
  • Utilized WSUS to patch Windows Servers, including 2012, 2016, and 2022, to uphold system security hardening and performance
  • Led and actively contributed to Internal IT projects by creating comprehensive documentation, delivering presentations, and executing complex technical tasks with full project responsibility while mentoring and coaching intern staff
  • Designed a PowerShell-based automation tool for Active Directory provisioning, cutting onboarding time by 60%
AWIN Global - Berlin, Germany
1 year 3 months
2021-09 - 2022-11

Controlled and monitored IT projects in relation to IT architecture

Lead ? IT Infrastructure and Service Delivery Manager
Lead ? IT Infrastructure and Service Delivery Manager

  • Controlled and monitored IT projects in relation to IT architecture, ensuring digital governance, IT security, and data protection by defining standards and rules for the use of systems and software solutions
  • Supervised 4-member team & acted as interim IT head (Ghana & Nigeria), managed 100% of project documentation (HLD/LLD), developed strategies, and led vulnerability patches on Windows & Linux server hardening in the virtual environment, M365, Azure AD & Management (VMs, storage, Network& Security)
  • Worked in partnership with the business, project teams, and key business stakeholders to ensure IT services effectively supported business needs
  • contributed to weekly management meetings, providing status reports, account updates, and service performance insights
  • Lead Data Center manager for GCBank Dell VxRail Hyperconverged Infrastructure in production and disaster recovery sites
  • Proactively addressed incidents and facilitated weekly client meetings to deliver detailed operational reports to drive continuous improvement & participated in Dell Residency Service in compliance with ITIL incident management
  • Led migration from VMware to Azure Arc, integrating on-premises workloads into Azure for unified governance
  • Implemented SOPs and checklists, integrating Jira service management for task tracking, which reduced setup errors by 50%
  • Directed multiple concurrent deployments and rollouts, leveraging project tracking tools such as Jira SM to manage timelines, optimize resource allocation, and deliver consistent updates to stakeholders, ensuring seamless execution across initiatives
  • Developed comprehensive data center upgrade site documentation, managed commissioning activities, conducted staff training, oversaw project handover, and provided 2nd-level support to ensure operational continuity in accordance with ITIL change enablement
  • Evaluated and recommended hardware for VMware and Hyper-V virtualization clusters, certificate renewals, balancing performance, cost efficiency, vendor management, outsourcing EOL servers for support, and rapidly changing priorities for business needs
  • Conduct regular 1:1 meetings with team members to provide mentorship, performance feedback, and professional development support
  • Evaluate emerging technologies (automation, Data Center best practices, hybrid cloud) to enhance operational efficiency
  • Managed vendor relationships, reviewed SLA & cost optimization, lifecycle management & annual IT budgeting to improve procurement efficiency

CWG ? IT Managed Service Provider - Accra, Ghana
9 years 8 months
2012-01 - 2021-08

Designed and deployed 80% of the VMware infrastructure solution

Senior System / Cloud & Project Engineer
Senior System / Cloud & Project Engineer
  • Worked in a 24/7 leading managed services and IT infrastructure provider, supported over 20+ enterprise clients in a data-center/cloud environments
  • Designed and deployed 80% of the VMware infrastructure solution for Ghana Gas Company, providing full support for their ERP systems and core IT infrastructure. Implemented and configured Veeam Backup & Replication to ensure reliable data protection & disaster recovery
  • Developed HLD & LLD project site book using MS Visio to illustrate rack position, servers, storage, switches, and PDU layouts
  • Planned, led, and executed quarterly disaster recovery (DR) failover tests to validate recovery procedures, ensure critical production services could be reliably restored from the DR site, and maintain business continuity in compliance with the ISO 27001 and ITIL framework
  • Led a team of four in the design and deployment of over 300 HPE equipment in a major data center expansion project for the Bank of Ghana, overseeing racking, networking, PDU, operating system provisioning, and developed a comprehensive technical documentation
  • Decommission and migration of entire data center infrastructure for the National Health Insurance Scheme to a new facility, overseeing the racking and cabling of HP and Dell servers, storage systems, and network switches, including the complete shutdown and startup of all systems
  • Stationed on-site to manage and monitor over 500 servers in a multi-tenant data center using Zabbix and BMS tools (APC, NetBotz). Proactively optimized cooling efficiency, environmental conditions, and UPS performance to ensure high availability for critical systems
  • Scheduled and managed Veeam Backup replication jobs to the disaster recovery (DR) site, oversaw off-site tape handling, and maintained meticulous tracking records to ensure data integrity and recoverability with the ITIL incident management framework
  • Racked and stacked 80% of Dell HCI servers, IDRAC configuration, cable management, installed and managed 80% of Linux CentOS and 20% Windows servers, performed security patches, and replaced defective hardware components in accordance with the agreed SLA
  • Designed and managed scalable storage solutions using AWS S3, including lifecycle policies, versioning, and secure data access controls
  • Led the deployment of a Biometric Data Center solution (Physical windows and Linux servers) for the Electoral Commission of Ghana, executed from Israel. Managed NetApp ONTAP storage systems with a focus on capacity planning and implemented Snap Mirror replication to ensure robust disaster recovery, SnapVault for efficient disks -disk backup for business continuity, and long-term data retention

    Configured qtrees to enforce storage quotas, implemented volume-level snapshots, deduplication, and replication to improve data protection

    Configured NetApp ONTAP SnapLock (WORM) on voter registers for immutable backup volumes, defining retention policies and compliance modes to protect critical data from deletion or tampering

    Led ONTAP controller upgrades and managed NetApp storage objects, including aggregates, volumes, CIFS and NFS shares, ensuring high availability and minimal service disruption

    Acted as first-line technical support for biometric data systems across all districts nationwide, ensuring timely issue resolution and data integrity

  • Lead manager for internal IT Support projects involving a six-member team, performing administration and troubleshooting of Group Policy Objects (GPOs), Active Directory (AD), Remote Desktop Services (RDS), DNS, NTP, DHCP, and multi-platform, including Windows, macOS, Linux, iOS, and Android. Provided technical support for Nutanix AHV, Microsoft Office 365, Exchange Online, & various end-user devices
SuperTech Limited - IT Service and Managed Infrastructure Provider ? Accra, Ghana
2 months
2020-10 - 2020-11

Delivered tailored VMware, Storage, networking, and Windows Server

VMware Consultant / Trainer (Freelance)
VMware Consultant / Trainer (Freelance)
  • Expertise in designing & deploying VMware vSphere, ESXi, vCenter, vRealize, DRS, vMotion, HA, vSAN, Veeam Backup, and troubleshooting
  • Delivered tailored VMware, Storage, networking, and Windows Server & Linux training workshops to individuals and enterprise clients
IPMC Ghana ? IT Training Provider - Accra, Ghana
3 months
2015-05 - 2015-07

Led 80% of the end-to-end design and implementation from the ground up in Israel

Exchange & VMware Administrator (contract) VMware Netapp Administration Linux Administration ...
Exchange & VMware Administrator (contract)

  • Served as a key member of a 4-person Israeli expert team that architected and deployed a Data Center solution (VMware) for Active Directory & Microsoft Exchange on behalf of Ghana Airport Company Limited (GACL). Led 80% of the end-to-end design and implementation from the ground up in Israel, ensuring a seamless rollout, operational readiness before deployment, and support in accordance with the ITIL framework
  • Deployed and managed F5 Load Balancer, Cisco IronPort Email Security, implemented anti-spam, anti-malware, and content filtering policies to strengthen email security and compliance, while monitoring certificate expiry and renewal alerts via Datadog

VMware Netapp Administration Linux Administration Windows Server Storage Administration Network Security
Advantech Technologies - Tel-Aviv, Israel

Aus- und Weiterbildung

Aus- und Weiterbildung

4 years 1 month
2013-06 - 2017-06

Information Technology

Bachelor of Science, University of Ghana
Bachelor of Science
University of Ghana

Position

Position

Berlin, Germany (December 2022- October 2025)

- Analyzed existing IT infrastructure to identify optimization opportunities and developed architecture concepts for infrastructure and system landscapes in close collaboration with specialists and business departments.

- Led & executed all major upgrades and security patching for VMware ESXi & vCenter(v7-v8), ensuring platform stability, scalability, and zero downtime while leveraging Veeam & VAMI to perform reliable backups & restorations of the vCenter PostgreSQL & MSSQL database in accordance with ITIL best practices

- Perform upgrade of HPE 3PAR, HPE Alletra, Nimble storage SAN/NAS, including iSCSI connectivity along with HPE ProLiant Firmware, BIOS, and iLO configurations. Reviewed release notes and coordinated with vendor support, the right upgrade path to ensure performance & reliability, as well as HW lifecycle management

- Managed Brocade SAN fabric configurations by defining WWN aliases, implementing zoning policies to control device access, and maintaining active zone configurations to ensure secure and stable storage connectivity.

- Proactively monitored VMware ESXi, vSAN, AWS & Azure hybrid infrastructure, over 2,500+ VMs & docker Machines across our global data centers with Datadog

- Coordinated on-site systems, security, and network troubleshooting by leveraging Equinix Smart Hands services in our global datacenters, ensuring timely resolution of infrastructure issues and minimizing operational downtime with occasional visits and work from our London data center

- Maintained accurate IT asset inventory for hardware & software using Jira Asset Management, ensuring full lifecycle tracking, compliance, and auditing

- IT Ops Engineer assigned to the security department to conduct ISO 27001 internal audits across multiple domains (cloud and on-prem), including access control, operational security, incident management, backup & restore processes, reviewing evidence, and documenting findings, in collaboration with the Security team

- Led IT Infrastructure change management, risk assessment, and IT operations, ensuring minimal disruption through structured implementation while managing daily operations and incident workflows using ticketing tools such as Jira Service Management and ITIL change management processes

- Maintaining a 32-ESXi host cluster with HA, DRS, and Fault Tolerance, optimized performance, monitoring, and minimized downtime using insights and metrics to guide strategic decisions for continuous improvement, while managing incidents, service requests, and escalation through Jira Service Management

- Managed and maintained AWIN global organization?s server infrastructure (80% Windows servers & 20% Linux Servers), focusing on system reliability and patches management, security hardening, resolving OS-level issues, and PowerShell & Bash shell scripting to improve efficiency

- Hardened Linux servers using CIS benchmarks and security baselines, applying SSH policies, sudo controls, firewall rules, and vulnerability remediation.

- Automated deployments using Chef and Terraform to improve consistency and reduce configuration drift by 40%.

- Utilized CI/CD pipeline tools, including Jenkins, leveraging Git pull requests and code reviews to automate and optimize build, test, and deployment workflows

- Managed and secure AWS services (MFA, EC2, S3, IAM, VPC, Route 53) implemented Datadog & CloudWatch monitoring for visibility & performance optimization

- Collaborated closely with cross-functional teams across development, operations, security, and service desk using Jira service management and Confluence to drive alignment, enhance delivery efficiency, and foster a culture of continuous improvement with local stakeholders

- Participated in on-call duty using OpsGenie for alert notification and immediate access to runbook links after working hours & weekends

- Participated in agile ceremonies, e.g., sprint planning and slack stand-ups, to ensure operational requirements and first- and second-level support tickets are addressed

- Managed 3,000+ user identities across Entra ID and Active Directory, enforcing secure authentication, role-based access control (RBAC), and compliance through strategic Group Policy and DNS configuration

- Within ISO 27001, I implement and manage control A.8.13 by defining Veeam backup policies, ensuring backups are secure and encrypted, performing regular restore tests & documenting the results as evidence to support external auditing. I ensure backups meet RTO/RPO requirements and align with business continuity & disaster recovery planning.

- Managed 50% of LAN, WAN, Firewall, Cisco Switches, VPN & VLAN infrastructure, ensuring reliable connectivity across the distributed office and data center

- Administered and utilized WSUS and SCCM to patch Windows Servers, including 2012, 2016, and 2022, to uphold system security hardening and performance.

- Led and actively contributed to Internal IT projects by creating comprehensive documentation, delivering presentations, and executing complex technical tasks with full project responsibility while mentoring, coaching, and training new and Junior staff

Kompetenzen

Kompetenzen

Top-Skills

AWS Azure VMware Veeam BR HPE/DELL Hardware Expert Ansible Terraform Storage Docker ITIL Management Linux Windows (AD DNS Group Policy) M365 Microsoft Intune

Produkte / Standards / Erfahrungen / Methoden

SUMMARY

Accomplished IT Infrastructure Engineer with over 14+ years of experience managing multiple enterprise data centers, virtualization platforms, identity and access management, cloud transformation, & automation initiatives. Known for staying calm under pressure & solving complex problems with clarity, precision, & ensuring operational excellence under ITIL and ISO 27001 frameworks. Skilled in cross-functional collaboration using Jira service management to drive alignment, auditing, security, analyze challenges, & design scalable solutions. Seeking ownership of IT Topics, Infrastructure Systems Engineer role, where I can shape and secure an IT Infrastructure environment  


SKILLS

VMware Veearn | AWS AZURE | Linux | Docker | M365 Active Directory | Hyper V | Data Center Mgmt. | HPE & DELL Hardware Expert | Nimble Storage | Dell EMC | NetApp | Git | Datadog | Bash Script | HCI | CI/CD|laC | Automation | Auditing | Jira SM Confluence | PRINCE2 | ITILv4 | ISO 27001

Betriebssysteme

Linux
Fortgeschritten

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

2 years 11 months
2022-12 - 2025-10

Analyzed existing IT infrastructure to identify optimization opportunities

DevOps Engineer (previously IT Operations Engineer)
DevOps Engineer (previously IT Operations Engineer)
  • Analyzed existing IT infrastructure to identify optimization opportunities and developed architecture concepts for infrastructure and system landscapes 
  • Led & executed all major upgrades and security patching for VMware ESXi & vCenter(v7-v8), ensuring platform stability, scalability, and zero downtime while leveraging Veeam & VAMI to perform reliable backups & restorations of the vCenter PostgreSQL database in accordance with ITIL best practices 
  • Perform upgrade of HPE Alletra, Nimble storage (SAN/NAS), HPE ProLiant Firmware, BIOS, and ILO configurations
  • Reviewed release notes and coordinated with vendor support, the right upgrade path to ensure performance & reliability, as well as hardware lifecycle management
  • Managed Brocade SAN fabric configurations by defining WWN aliases, implementing zoning policies to control device access, and maintaining active zone configurations to ensure secure and stable storage connectivity
  • Proactively monitored ESXI, vSAN, AWS & Azure hybrid infrastructure, over 2,500+ VMs & docker Machines across our global data centers with Datadog, and acted as the first point of contact for complex infrastructure incidents
  • Coordinated on-site systems, security, and network troubleshooting by leveraging Equinix Smart Hands services in our global datacenters, ensuring timely resolution of infrastructure issues and minimizing operational downtime with occasional visits and work from our London data center
  • Maintained accurate IT asset inventory for hardware & software using Jira Asset Management, ensuring full lifecycle tracking, compliance, and auditing
  • IT Ops Engineer assigned to the security department to conduct ISO 27001 internal audits across multiple domains (cloud and on-prem), including access control, operational security, incident management, backup & restore processes, reviewing evidence, and documenting findings
  • Led IT Infrastructure change management, risk assessment, and IT operations, ensuring minimal disruption through structured implementation while managing daily operations and incident workflows using ticketing tools such as Jira Service Management and ITIL change management processes
  • Maintaining a 32-ESXi host cluster with HA, DRS, and Fault Tolerance, optimized performance, monitoring, and minimized downtime using metrics to guide strategic decisions for continuous improvement, while managing incidents, service requests, and escalation through Jira Service Management
  • Managed and maintained AWIN global organization's server infrastructure (80% Windows servers & 20% Ubuntu & Debian Linux servers), focusing on system reliability and patches management, security hardening
  • through GPOS, DNS, and DHCP management, while resolving OS-level issues, PowerShell & Bash shell scripting to improve efficiency
  • Hardened Linux servers using CIS benchmarks and security baselines, applying SSH policies, sudo controls, firewall rules, and vulnerability remediation
  • Automated deployments using Ansible and Terraform to improve consistency and reduce configuration drift by 40%
  • Utilized CI/CD pipeline tools, including Jenkins, leveraging Git pull requests and code reviews to automate deployment workflows
  • Managed and secured AWS services (MFA, EC2, S3, IAM, VPC, Security Groups, App Runner, ALB, ECS Fargate, Route 53), implemented Datadog & CloudWatch monitoring for visibility & performance optimization
  • Collaborated closely with cross-functional teams across development, operations, security, and service desk using Jira service management and Confluence to drive alignment, enhance delivery efficiency, and foster a culture of continuous improvement with local stakeholders
  • Participated in on-call duty using OpsGenie for alert notification and immediate access to runbook links after working hours & weekends
  • Participated in agile ceremonies, e.g., sprint planning and slack stand-ups, to ensure operational requirements are addressed
  • In accordance with ISO 27001, I implement and manage control A.8.13 by defining Veeam backup policies, ensuring backups are secure and encrypted, performing regular restore tests & documenting the results as evidence to support external auditing
  • I ensure backups meet RTO/RPO requirements and align with business continuity & disaster recovery planning
  • Part of a 2-man team task for planning and architecting the migration of virtualized workloads from VMware to Proxmox, reducing licensing and infrastructure costs while maintaining performance and operational reliability
  • Managed 50% of LAN, WAN, Firewall, Cisco Switches, & VLAN infrastructure, ensuring reliable connectivity across the distributed office and data center
  • Utilized WSUS to patch Windows Servers, including 2012, 2016, and 2022, to uphold system security hardening and performance
  • Led and actively contributed to Internal IT projects by creating comprehensive documentation, delivering presentations, and executing complex technical tasks with full project responsibility while mentoring and coaching intern staff
  • Designed a PowerShell-based automation tool for Active Directory provisioning, cutting onboarding time by 60%
AWIN Global - Berlin, Germany
1 year 3 months
2021-09 - 2022-11

Controlled and monitored IT projects in relation to IT architecture

Lead ? IT Infrastructure and Service Delivery Manager
Lead ? IT Infrastructure and Service Delivery Manager

  • Controlled and monitored IT projects in relation to IT architecture, ensuring digital governance, IT security, and data protection by defining standards and rules for the use of systems and software solutions
  • Supervised 4-member team & acted as interim IT head (Ghana & Nigeria), managed 100% of project documentation (HLD/LLD), developed strategies, and led vulnerability patches on Windows & Linux server hardening in the virtual environment, M365, Azure AD & Management (VMs, storage, Network& Security)
  • Worked in partnership with the business, project teams, and key business stakeholders to ensure IT services effectively supported business needs
  • contributed to weekly management meetings, providing status reports, account updates, and service performance insights
  • Lead Data Center manager for GCBank Dell VxRail Hyperconverged Infrastructure in production and disaster recovery sites
  • Proactively addressed incidents and facilitated weekly client meetings to deliver detailed operational reports to drive continuous improvement & participated in Dell Residency Service in compliance with ITIL incident management
  • Led migration from VMware to Azure Arc, integrating on-premises workloads into Azure for unified governance
  • Implemented SOPs and checklists, integrating Jira service management for task tracking, which reduced setup errors by 50%
  • Directed multiple concurrent deployments and rollouts, leveraging project tracking tools such as Jira SM to manage timelines, optimize resource allocation, and deliver consistent updates to stakeholders, ensuring seamless execution across initiatives
  • Developed comprehensive data center upgrade site documentation, managed commissioning activities, conducted staff training, oversaw project handover, and provided 2nd-level support to ensure operational continuity in accordance with ITIL change enablement
  • Evaluated and recommended hardware for VMware and Hyper-V virtualization clusters, certificate renewals, balancing performance, cost efficiency, vendor management, outsourcing EOL servers for support, and rapidly changing priorities for business needs
  • Conduct regular 1:1 meetings with team members to provide mentorship, performance feedback, and professional development support
  • Evaluate emerging technologies (automation, Data Center best practices, hybrid cloud) to enhance operational efficiency
  • Managed vendor relationships, reviewed SLA & cost optimization, lifecycle management & annual IT budgeting to improve procurement efficiency

CWG ? IT Managed Service Provider - Accra, Ghana
9 years 8 months
2012-01 - 2021-08

Designed and deployed 80% of the VMware infrastructure solution

Senior System / Cloud & Project Engineer
Senior System / Cloud & Project Engineer
  • Worked in a 24/7 leading managed services and IT infrastructure provider, supported over 20+ enterprise clients in a data-center/cloud environments
  • Designed and deployed 80% of the VMware infrastructure solution for Ghana Gas Company, providing full support for their ERP systems and core IT infrastructure. Implemented and configured Veeam Backup & Replication to ensure reliable data protection & disaster recovery
  • Developed HLD & LLD project site book using MS Visio to illustrate rack position, servers, storage, switches, and PDU layouts
  • Planned, led, and executed quarterly disaster recovery (DR) failover tests to validate recovery procedures, ensure critical production services could be reliably restored from the DR site, and maintain business continuity in compliance with the ISO 27001 and ITIL framework
  • Led a team of four in the design and deployment of over 300 HPE equipment in a major data center expansion project for the Bank of Ghana, overseeing racking, networking, PDU, operating system provisioning, and developed a comprehensive technical documentation
  • Decommission and migration of entire data center infrastructure for the National Health Insurance Scheme to a new facility, overseeing the racking and cabling of HP and Dell servers, storage systems, and network switches, including the complete shutdown and startup of all systems
  • Stationed on-site to manage and monitor over 500 servers in a multi-tenant data center using Zabbix and BMS tools (APC, NetBotz). Proactively optimized cooling efficiency, environmental conditions, and UPS performance to ensure high availability for critical systems
  • Scheduled and managed Veeam Backup replication jobs to the disaster recovery (DR) site, oversaw off-site tape handling, and maintained meticulous tracking records to ensure data integrity and recoverability with the ITIL incident management framework
  • Racked and stacked 80% of Dell HCI servers, IDRAC configuration, cable management, installed and managed 80% of Linux CentOS and 20% Windows servers, performed security patches, and replaced defective hardware components in accordance with the agreed SLA
  • Designed and managed scalable storage solutions using AWS S3, including lifecycle policies, versioning, and secure data access controls
  • Led the deployment of a Biometric Data Center solution (Physical windows and Linux servers) for the Electoral Commission of Ghana, executed from Israel. Managed NetApp ONTAP storage systems with a focus on capacity planning and implemented Snap Mirror replication to ensure robust disaster recovery, SnapVault for efficient disks -disk backup for business continuity, and long-term data retention

    Configured qtrees to enforce storage quotas, implemented volume-level snapshots, deduplication, and replication to improve data protection

    Configured NetApp ONTAP SnapLock (WORM) on voter registers for immutable backup volumes, defining retention policies and compliance modes to protect critical data from deletion or tampering

    Led ONTAP controller upgrades and managed NetApp storage objects, including aggregates, volumes, CIFS and NFS shares, ensuring high availability and minimal service disruption

    Acted as first-line technical support for biometric data systems across all districts nationwide, ensuring timely issue resolution and data integrity

  • Lead manager for internal IT Support projects involving a six-member team, performing administration and troubleshooting of Group Policy Objects (GPOs), Active Directory (AD), Remote Desktop Services (RDS), DNS, NTP, DHCP, and multi-platform, including Windows, macOS, Linux, iOS, and Android. Provided technical support for Nutanix AHV, Microsoft Office 365, Exchange Online, & various end-user devices
SuperTech Limited - IT Service and Managed Infrastructure Provider ? Accra, Ghana
2 months
2020-10 - 2020-11

Delivered tailored VMware, Storage, networking, and Windows Server

VMware Consultant / Trainer (Freelance)
VMware Consultant / Trainer (Freelance)
  • Expertise in designing & deploying VMware vSphere, ESXi, vCenter, vRealize, DRS, vMotion, HA, vSAN, Veeam Backup, and troubleshooting
  • Delivered tailored VMware, Storage, networking, and Windows Server & Linux training workshops to individuals and enterprise clients
IPMC Ghana ? IT Training Provider - Accra, Ghana
3 months
2015-05 - 2015-07

Led 80% of the end-to-end design and implementation from the ground up in Israel

Exchange & VMware Administrator (contract) VMware Netapp Administration Linux Administration ...
Exchange & VMware Administrator (contract)

  • Served as a key member of a 4-person Israeli expert team that architected and deployed a Data Center solution (VMware) for Active Directory & Microsoft Exchange on behalf of Ghana Airport Company Limited (GACL). Led 80% of the end-to-end design and implementation from the ground up in Israel, ensuring a seamless rollout, operational readiness before deployment, and support in accordance with the ITIL framework
  • Deployed and managed F5 Load Balancer, Cisco IronPort Email Security, implemented anti-spam, anti-malware, and content filtering policies to strengthen email security and compliance, while monitoring certificate expiry and renewal alerts via Datadog

VMware Netapp Administration Linux Administration Windows Server Storage Administration Network Security
Advantech Technologies - Tel-Aviv, Israel

Aus- und Weiterbildung

Aus- und Weiterbildung

4 years 1 month
2013-06 - 2017-06

Information Technology

Bachelor of Science, University of Ghana
Bachelor of Science
University of Ghana

Position

Position

Berlin, Germany (December 2022- October 2025)

- Analyzed existing IT infrastructure to identify optimization opportunities and developed architecture concepts for infrastructure and system landscapes in close collaboration with specialists and business departments.

- Led & executed all major upgrades and security patching for VMware ESXi & vCenter(v7-v8), ensuring platform stability, scalability, and zero downtime while leveraging Veeam & VAMI to perform reliable backups & restorations of the vCenter PostgreSQL & MSSQL database in accordance with ITIL best practices

- Perform upgrade of HPE 3PAR, HPE Alletra, Nimble storage SAN/NAS, including iSCSI connectivity along with HPE ProLiant Firmware, BIOS, and iLO configurations. Reviewed release notes and coordinated with vendor support, the right upgrade path to ensure performance & reliability, as well as HW lifecycle management

- Managed Brocade SAN fabric configurations by defining WWN aliases, implementing zoning policies to control device access, and maintaining active zone configurations to ensure secure and stable storage connectivity.

- Proactively monitored VMware ESXi, vSAN, AWS & Azure hybrid infrastructure, over 2,500+ VMs & docker Machines across our global data centers with Datadog

- Coordinated on-site systems, security, and network troubleshooting by leveraging Equinix Smart Hands services in our global datacenters, ensuring timely resolution of infrastructure issues and minimizing operational downtime with occasional visits and work from our London data center

- Maintained accurate IT asset inventory for hardware & software using Jira Asset Management, ensuring full lifecycle tracking, compliance, and auditing

- IT Ops Engineer assigned to the security department to conduct ISO 27001 internal audits across multiple domains (cloud and on-prem), including access control, operational security, incident management, backup & restore processes, reviewing evidence, and documenting findings, in collaboration with the Security team

- Led IT Infrastructure change management, risk assessment, and IT operations, ensuring minimal disruption through structured implementation while managing daily operations and incident workflows using ticketing tools such as Jira Service Management and ITIL change management processes

- Maintaining a 32-ESXi host cluster with HA, DRS, and Fault Tolerance, optimized performance, monitoring, and minimized downtime using insights and metrics to guide strategic decisions for continuous improvement, while managing incidents, service requests, and escalation through Jira Service Management

- Managed and maintained AWIN global organization?s server infrastructure (80% Windows servers & 20% Linux Servers), focusing on system reliability and patches management, security hardening, resolving OS-level issues, and PowerShell & Bash shell scripting to improve efficiency

- Hardened Linux servers using CIS benchmarks and security baselines, applying SSH policies, sudo controls, firewall rules, and vulnerability remediation.

- Automated deployments using Chef and Terraform to improve consistency and reduce configuration drift by 40%.

- Utilized CI/CD pipeline tools, including Jenkins, leveraging Git pull requests and code reviews to automate and optimize build, test, and deployment workflows

- Managed and secure AWS services (MFA, EC2, S3, IAM, VPC, Route 53) implemented Datadog & CloudWatch monitoring for visibility & performance optimization

- Collaborated closely with cross-functional teams across development, operations, security, and service desk using Jira service management and Confluence to drive alignment, enhance delivery efficiency, and foster a culture of continuous improvement with local stakeholders

- Participated in on-call duty using OpsGenie for alert notification and immediate access to runbook links after working hours & weekends

- Participated in agile ceremonies, e.g., sprint planning and slack stand-ups, to ensure operational requirements and first- and second-level support tickets are addressed

- Managed 3,000+ user identities across Entra ID and Active Directory, enforcing secure authentication, role-based access control (RBAC), and compliance through strategic Group Policy and DNS configuration

- Within ISO 27001, I implement and manage control A.8.13 by defining Veeam backup policies, ensuring backups are secure and encrypted, performing regular restore tests & documenting the results as evidence to support external auditing. I ensure backups meet RTO/RPO requirements and align with business continuity & disaster recovery planning.

- Managed 50% of LAN, WAN, Firewall, Cisco Switches, VPN & VLAN infrastructure, ensuring reliable connectivity across the distributed office and data center

- Administered and utilized WSUS and SCCM to patch Windows Servers, including 2012, 2016, and 2022, to uphold system security hardening and performance.

- Led and actively contributed to Internal IT projects by creating comprehensive documentation, delivering presentations, and executing complex technical tasks with full project responsibility while mentoring, coaching, and training new and Junior staff

Kompetenzen

Kompetenzen

Top-Skills

AWS Azure VMware Veeam BR HPE/DELL Hardware Expert Ansible Terraform Storage Docker ITIL Management Linux Windows (AD DNS Group Policy) M365 Microsoft Intune

Produkte / Standards / Erfahrungen / Methoden

SUMMARY

Accomplished IT Infrastructure Engineer with over 14+ years of experience managing multiple enterprise data centers, virtualization platforms, identity and access management, cloud transformation, & automation initiatives. Known for staying calm under pressure & solving complex problems with clarity, precision, & ensuring operational excellence under ITIL and ISO 27001 frameworks. Skilled in cross-functional collaboration using Jira service management to drive alignment, auditing, security, analyze challenges, & design scalable solutions. Seeking ownership of IT Topics, Infrastructure Systems Engineer role, where I can shape and secure an IT Infrastructure environment  


SKILLS

VMware Veearn | AWS AZURE | Linux | Docker | M365 Active Directory | Hyper V | Data Center Mgmt. | HPE & DELL Hardware Expert | Nimble Storage | Dell EMC | NetApp | Git | Datadog | Bash Script | HCI | CI/CD|laC | Automation | Auditing | Jira SM Confluence | PRINCE2 | ITILv4 | ISO 27001

Betriebssysteme

Linux
Fortgeschritten

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