Windows Systems and Infrastructure administration/engineering
Aktualisiert am 31.01.2025
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 01.02.2025
Verfügbar zu: 100%
davon vor Ort: 20%
Windows Server
Active Directory Domain Service
Virtualisierung
DHCP
Active Directory Federation Service
PKI
physikalische Schicht
Hyper-V
Domain Name Server
Azure
Google Cloud
VMware vSphere
Automation/Steuerung
PowerShell
VMware vRealize Orchestrator
Disaster Recovery
Failover Clustering
SCCM
SCVMM
ITIL
SCOM
ROMANIAN
Mother tongue
GERMAN
C1, B2
ENGLISH
C1

Einsatzorte

Einsatzorte

Deutschland, Österreich
möglich

Projekte

Projekte

1 year
2024-01 - 2024-12

WINDOWS SYSTEMS ENGINEERING

TEAM LEAD - WINDOWS SYSTEMS ENGINEERING / SYSTEM ADMINISTRATOR Dell HP Physical Servers vSphere 7.0 ...
TEAM LEAD - WINDOWS SYSTEMS ENGINEERING / SYSTEM ADMINISTRATOR

Led a team of Windows engineers, overseeing daily activities and ensuring alignment with organizational goals. Coordinated team involvement in high-visibility projects, ensuring timely and efficient delivery. Monitored and tracked SLAs to maintain compliance and service quality. Managed release cycles, ensuring smooth deployments and minimal disruptions. Prepared detailed performance and progress reports for stakeholders and conducted service meetings to address issues, strategize improvements, and maintain operational transparency.

  • Dell and HP Physical Servers:
    • Managed physical server hardware, leveraging iDRAC and iLO for remote administration and monitoring.
  • vSphere 7.0:
    • Administered virtualized environments to enhance resource efficiency and scalability.
  • Windows Servers 2016/2019/2022:
    • Installed, configured, and maintained server environments to support enterprise operations.
  • Disaster Recovery and Network Cutoff Tests:
    • Conducted recovery drills and network isolation tests to ensure business continuity and resilience.
  • Certification Services and PKI:
    • Maintained secure authentication and encryption frameworks for enterprise communication.
  • Windows Failover Clustering:
    • Configured and maintained clusters to ensure high availability and failover support.
  • DFS-R and DFS-N:
    • Implemented data replication and namespace solutions to ensure data accessibility and redundancy.
  • MECM/SCCM, WSUS, and BigFix:
    • Streamlined patching and hardening processes to enhance security and maintain compliance.
  • Nxlog, Tenable, CyberArk:
    • Utilized security tools for log aggregation, vulnerability management, and privileged access security.
  • SCOM:
    • Monitored system performance and health to ensure operational efficiency.
  • ITSM:
    • Managed incidents, changes, and requests to streamline IT service operations.
  • ITIL Principles and SLA Management:
    • Applied service management best practices to meet organizational objectives and adhere to SLAs.
  • Confluence:
    • Created and maintained comprehensive technical documentation to support knowledge sharing.
  • Automating with PowerShell and vRealize Automation:
    • Developed scripts and workflows to automate routine tasks and deployment processes.

Dell HP Physical Servers vSphere 7.0 Windows Servers 2016/2019/2022 DFS-R DFS-N MECM/SCCM WSUS BigFix Nxlog Confluence Tenable CyberArk SCOM ITSM ITIL SLA PowerShell vRealize
Frankfurt am Main, Germany
2 years 8 months
2021-06 - 2024-01

Designed and managed virtualized infrastructures

SENIOR WINDOWS SYSTEMS ENGINEER / SYSTEM ADMINISTRATOR Hyper-V Microsoft Failover Cluster SCVMM ...
SENIOR WINDOWS SYSTEMS ENGINEER / SYSTEM ADMINISTRATOR
  • Hyper-V, Microsoft Failover Cluster, SCVMM:
    • Designed and managed virtualized infrastructures, ensuring high availability and disaster recovery.
  • VMware vSphere 7.0:
    • Optimized and maintained virtual environments for scalability and efficiency.
  • Windows Server 2012/2016/2019/2022: 
    • Handled installation, configuration, and administration to support enterprise infrastructure.
  • SCCM/WSUS Patching:
    • Streamlined patch management processes to ensure system compliance and minimize vulnerabilities.
  • Active Directory, DNS, DHCP, Remote Desktop Service, Federation Services:
    • Administered and maintained core directory and networking services to support secure and efficient IT operations.
  • PKI and Certification Services:
    • Deployed and managed secure authentication and encrypted communication systems.
  • Storage Spaces Direct, JBOD, DFS-R, and DFS-N:
    • Configured resilient storage solutions for data availability and redundancy.
  • Monitoring via PRTG and CheckMK:
    • Monitored system health and performance, ensuring uptime and reliability.
  • Automation with PowerShell:
    • Automated tasks and processes to improve operational efficiency and reduce manual effort.
  • ITIL Principles:
    • Applied best practices to enhance IT service management and align with business objectives.
  • Confluence for Documentation and JIRA Ticketing System:
    • Documented workflows and tracked tasks for improved collaboration and project management.
Hyper-V Microsoft Failover Cluster SCVMM VMware vSphere 7.0 Windows Server 2012/2016/2019/2022 SCCM/WSUS Patching Active Directory DNS DHCP PKI Storage Spaces Direct JBOD DFS-R DFS-N PRTG CheckMK PowerShell ITIL JIRA Ticketing System
Vienna, Austria
5 years 5 months
2016-01 - 2021-05

Support for enterprise infrastructure

SENIOR WINDOWS SYSTEMS ENGINEER / SYSTEM ADMINISTRATOR Windows Server Active Directory SCOM ...
SENIOR WINDOWS SYSTEMS ENGINEER / SYSTEM ADMINISTRATOR

Provided comprehensive support for enterprise infrastructure, focusing on Windows Server environments, virtualization, cloud platforms, and advanced system automation. Delivered innovative solutions to optimize performance, improve availability, and streamline management processes.

  • Windows Server Administration:
    • Installed, configured, and maintained Windows Server 2003, 2008, 2012, and 2016 environments. Managed server roles and services, ensuring uptime and optimal performance.

  • Active Directory Services:
    • Administered AD DS, DNS, DHCP, and Remote Desktop Broker for secure, efficient network operations. 
    • Deployed and managed AD CS/PKI and AD FS for authentication, encryption, and secure communication.
  • Network and Application Services:
    • Configured and managed DirectAccess, Web Application Proxy, RRAS, and NLB to enable secure remote access and load balancing.
  • File and Storage Solutions:
    • Managed file services, including DFS-R and DFS-N, to ensure data availability and redundancy. 
    • Administered HP 3PAR storage systems to provide scalable, high-performance storage solutions.
  • Virtualization:
    • Deployed and managed virtualized environments with VMware vSphere and Microsoft Hyper-V to enhance resource efficiency and scalability.
  • Monitoring and Management Tools:
    • Monitored system health and performance using SCOM and Zenoss to proactively address issues. 
    • Streamlined patch management with SCCM and WSUS to ensure system compliance and security.
  • Hardware:
    • Maintained and supported HP and Dell physical servers, leveraging iLO and iDRAC for remote management.
  • Cloud Platforms:
    • Deployed and managed workloads on Azure and Google Cloud Platform, optimizing cloud resources to support enterprise operations.
  • Messaging Systems:
    • Configured and maintained Microsoft Exchange Server, ensuring secure and efficient email services.
  • Automation and CI/CD:
    • Automated processes and deployments using PowerShell, creating scripts to reduce manual tasks. 
    • Integrated Jenkins to streamline CI/CD pipelines for development and deployment workflows.


Impact:

  • Improved infrastructure reliability, security, and scalability
  • Enhanced operational efficiency through automation and proactive monitoring
  • Delivered robust solutions to meet client-specific requirements in dynamic environments

Windows Server Active Directory SCOM SCCM WSUS HP Dell iLO iDRAC Azure Google Cloud Platform Microsoft Exchange Server CI/CD PowerShell
CEGEKA
Bucharest, Romania

Aus- und Weiterbildung

Aus- und Weiterbildung

Training

2017 ? 2017

VMWARE VSPHERE: OPTIMIZE AND SCALE (V6.7)

Bucharest, Romania


2016 - 2016

MCSA 2016

Position

Position

Senior Windows Systems and Infrastructure Engineer

Kompetenzen

Kompetenzen

Top-Skills

Windows Server Active Directory Domain Service Virtualisierung DHCP Active Directory Federation Service PKI physikalische Schicht Hyper-V Domain Name Server Azure Google Cloud VMware vSphere Automation/Steuerung PowerShell VMware vRealize Orchestrator Disaster Recovery Failover Clustering SCCM SCVMM ITIL SCOM

Produkte / Standards / Erfahrungen / Methoden

DIGITAL SKILLS

Active Directory & server roles

  • Active Directory
  • Certification services (MS AD CS, PKI) 
  • Print Management 
  • ADFS 
  • NAP 
  • Hyper-V
  • DNS
  • Network Load Balancer (NLB) 
  • Windows Server services:
    • ADDS
    • DHCP
    • DNS
    • GPO
    • WSUS
    • RDAS
    • DFS
  • File services
  • Failover Clustering 
  • Remote Desktop Services (RDS) 
  • RRAS Web Services (IIS, Apache) 
  • DHCP
  • Volume
  • Activation Services


Virtualization

  • Microsoft Hyper-V 
  • XenCenter 
  • VMware ESXi/vSphere 
  • McAfee ePolicy Orchestrator 
  • OVM 
  • VMware vSphere 
  • VMware Orchestrator


Physical infrastructure and disaster recovery

  • HP 3PAR 
  • JBOD 
  • Dell IDRAC 
  • HP iLO 
  • Storage Spaces Direct


Monitoring & security

  • Microsoft SCCM 
  • Service NOW (snow) 
  • Teenable Nessus 
  • Splunk 
  • TrendMicro 
  • SCOM 
  • CyberArk 
  • NXlog
  • Symantec Endpoint Protection 
  • Zenoss


Messaging

  • Microsoft Exchange


ITIL, CMDB and Documentation

  • ITSM (JIRA, ServiceNow) 
  • ITSM/ITIL/ServiceNow 
  • Confluence 
  • Unived Service Desk (USD)


Automation & cloud

  • Jenkins
  • Powershell
  • Google Cloud Platform
  • Vmware Aria
  • Microsoft Azure

Betriebssysteme

Windows
10
Windows Server
2008, 2008R2, 2012, 2012R2, 2016, 2019, 2022


Einsatzorte

Einsatzorte

Deutschland, Österreich
möglich

Projekte

Projekte

1 year
2024-01 - 2024-12

WINDOWS SYSTEMS ENGINEERING

TEAM LEAD - WINDOWS SYSTEMS ENGINEERING / SYSTEM ADMINISTRATOR Dell HP Physical Servers vSphere 7.0 ...
TEAM LEAD - WINDOWS SYSTEMS ENGINEERING / SYSTEM ADMINISTRATOR

Led a team of Windows engineers, overseeing daily activities and ensuring alignment with organizational goals. Coordinated team involvement in high-visibility projects, ensuring timely and efficient delivery. Monitored and tracked SLAs to maintain compliance and service quality. Managed release cycles, ensuring smooth deployments and minimal disruptions. Prepared detailed performance and progress reports for stakeholders and conducted service meetings to address issues, strategize improvements, and maintain operational transparency.

  • Dell and HP Physical Servers:
    • Managed physical server hardware, leveraging iDRAC and iLO for remote administration and monitoring.
  • vSphere 7.0:
    • Administered virtualized environments to enhance resource efficiency and scalability.
  • Windows Servers 2016/2019/2022:
    • Installed, configured, and maintained server environments to support enterprise operations.
  • Disaster Recovery and Network Cutoff Tests:
    • Conducted recovery drills and network isolation tests to ensure business continuity and resilience.
  • Certification Services and PKI:
    • Maintained secure authentication and encryption frameworks for enterprise communication.
  • Windows Failover Clustering:
    • Configured and maintained clusters to ensure high availability and failover support.
  • DFS-R and DFS-N:
    • Implemented data replication and namespace solutions to ensure data accessibility and redundancy.
  • MECM/SCCM, WSUS, and BigFix:
    • Streamlined patching and hardening processes to enhance security and maintain compliance.
  • Nxlog, Tenable, CyberArk:
    • Utilized security tools for log aggregation, vulnerability management, and privileged access security.
  • SCOM:
    • Monitored system performance and health to ensure operational efficiency.
  • ITSM:
    • Managed incidents, changes, and requests to streamline IT service operations.
  • ITIL Principles and SLA Management:
    • Applied service management best practices to meet organizational objectives and adhere to SLAs.
  • Confluence:
    • Created and maintained comprehensive technical documentation to support knowledge sharing.
  • Automating with PowerShell and vRealize Automation:
    • Developed scripts and workflows to automate routine tasks and deployment processes.

Dell HP Physical Servers vSphere 7.0 Windows Servers 2016/2019/2022 DFS-R DFS-N MECM/SCCM WSUS BigFix Nxlog Confluence Tenable CyberArk SCOM ITSM ITIL SLA PowerShell vRealize
Frankfurt am Main, Germany
2 years 8 months
2021-06 - 2024-01

Designed and managed virtualized infrastructures

SENIOR WINDOWS SYSTEMS ENGINEER / SYSTEM ADMINISTRATOR Hyper-V Microsoft Failover Cluster SCVMM ...
SENIOR WINDOWS SYSTEMS ENGINEER / SYSTEM ADMINISTRATOR
  • Hyper-V, Microsoft Failover Cluster, SCVMM:
    • Designed and managed virtualized infrastructures, ensuring high availability and disaster recovery.
  • VMware vSphere 7.0:
    • Optimized and maintained virtual environments for scalability and efficiency.
  • Windows Server 2012/2016/2019/2022: 
    • Handled installation, configuration, and administration to support enterprise infrastructure.
  • SCCM/WSUS Patching:
    • Streamlined patch management processes to ensure system compliance and minimize vulnerabilities.
  • Active Directory, DNS, DHCP, Remote Desktop Service, Federation Services:
    • Administered and maintained core directory and networking services to support secure and efficient IT operations.
  • PKI and Certification Services:
    • Deployed and managed secure authentication and encrypted communication systems.
  • Storage Spaces Direct, JBOD, DFS-R, and DFS-N:
    • Configured resilient storage solutions for data availability and redundancy.
  • Monitoring via PRTG and CheckMK:
    • Monitored system health and performance, ensuring uptime and reliability.
  • Automation with PowerShell:
    • Automated tasks and processes to improve operational efficiency and reduce manual effort.
  • ITIL Principles:
    • Applied best practices to enhance IT service management and align with business objectives.
  • Confluence for Documentation and JIRA Ticketing System:
    • Documented workflows and tracked tasks for improved collaboration and project management.
Hyper-V Microsoft Failover Cluster SCVMM VMware vSphere 7.0 Windows Server 2012/2016/2019/2022 SCCM/WSUS Patching Active Directory DNS DHCP PKI Storage Spaces Direct JBOD DFS-R DFS-N PRTG CheckMK PowerShell ITIL JIRA Ticketing System
Vienna, Austria
5 years 5 months
2016-01 - 2021-05

Support for enterprise infrastructure

SENIOR WINDOWS SYSTEMS ENGINEER / SYSTEM ADMINISTRATOR Windows Server Active Directory SCOM ...
SENIOR WINDOWS SYSTEMS ENGINEER / SYSTEM ADMINISTRATOR

Provided comprehensive support for enterprise infrastructure, focusing on Windows Server environments, virtualization, cloud platforms, and advanced system automation. Delivered innovative solutions to optimize performance, improve availability, and streamline management processes.

  • Windows Server Administration:
    • Installed, configured, and maintained Windows Server 2003, 2008, 2012, and 2016 environments. Managed server roles and services, ensuring uptime and optimal performance.

  • Active Directory Services:
    • Administered AD DS, DNS, DHCP, and Remote Desktop Broker for secure, efficient network operations. 
    • Deployed and managed AD CS/PKI and AD FS for authentication, encryption, and secure communication.
  • Network and Application Services:
    • Configured and managed DirectAccess, Web Application Proxy, RRAS, and NLB to enable secure remote access and load balancing.
  • File and Storage Solutions:
    • Managed file services, including DFS-R and DFS-N, to ensure data availability and redundancy. 
    • Administered HP 3PAR storage systems to provide scalable, high-performance storage solutions.
  • Virtualization:
    • Deployed and managed virtualized environments with VMware vSphere and Microsoft Hyper-V to enhance resource efficiency and scalability.
  • Monitoring and Management Tools:
    • Monitored system health and performance using SCOM and Zenoss to proactively address issues. 
    • Streamlined patch management with SCCM and WSUS to ensure system compliance and security.
  • Hardware:
    • Maintained and supported HP and Dell physical servers, leveraging iLO and iDRAC for remote management.
  • Cloud Platforms:
    • Deployed and managed workloads on Azure and Google Cloud Platform, optimizing cloud resources to support enterprise operations.
  • Messaging Systems:
    • Configured and maintained Microsoft Exchange Server, ensuring secure and efficient email services.
  • Automation and CI/CD:
    • Automated processes and deployments using PowerShell, creating scripts to reduce manual tasks. 
    • Integrated Jenkins to streamline CI/CD pipelines for development and deployment workflows.


Impact:

  • Improved infrastructure reliability, security, and scalability
  • Enhanced operational efficiency through automation and proactive monitoring
  • Delivered robust solutions to meet client-specific requirements in dynamic environments

Windows Server Active Directory SCOM SCCM WSUS HP Dell iLO iDRAC Azure Google Cloud Platform Microsoft Exchange Server CI/CD PowerShell
CEGEKA
Bucharest, Romania

Aus- und Weiterbildung

Aus- und Weiterbildung

Training

2017 ? 2017

VMWARE VSPHERE: OPTIMIZE AND SCALE (V6.7)

Bucharest, Romania


2016 - 2016

MCSA 2016

Position

Position

Senior Windows Systems and Infrastructure Engineer

Kompetenzen

Kompetenzen

Top-Skills

Windows Server Active Directory Domain Service Virtualisierung DHCP Active Directory Federation Service PKI physikalische Schicht Hyper-V Domain Name Server Azure Google Cloud VMware vSphere Automation/Steuerung PowerShell VMware vRealize Orchestrator Disaster Recovery Failover Clustering SCCM SCVMM ITIL SCOM

Produkte / Standards / Erfahrungen / Methoden

DIGITAL SKILLS

Active Directory & server roles

  • Active Directory
  • Certification services (MS AD CS, PKI) 
  • Print Management 
  • ADFS 
  • NAP 
  • Hyper-V
  • DNS
  • Network Load Balancer (NLB) 
  • Windows Server services:
    • ADDS
    • DHCP
    • DNS
    • GPO
    • WSUS
    • RDAS
    • DFS
  • File services
  • Failover Clustering 
  • Remote Desktop Services (RDS) 
  • RRAS Web Services (IIS, Apache) 
  • DHCP
  • Volume
  • Activation Services


Virtualization

  • Microsoft Hyper-V 
  • XenCenter 
  • VMware ESXi/vSphere 
  • McAfee ePolicy Orchestrator 
  • OVM 
  • VMware vSphere 
  • VMware Orchestrator


Physical infrastructure and disaster recovery

  • HP 3PAR 
  • JBOD 
  • Dell IDRAC 
  • HP iLO 
  • Storage Spaces Direct


Monitoring & security

  • Microsoft SCCM 
  • Service NOW (snow) 
  • Teenable Nessus 
  • Splunk 
  • TrendMicro 
  • SCOM 
  • CyberArk 
  • NXlog
  • Symantec Endpoint Protection 
  • Zenoss


Messaging

  • Microsoft Exchange


ITIL, CMDB and Documentation

  • ITSM (JIRA, ServiceNow) 
  • ITSM/ITIL/ServiceNow 
  • Confluence 
  • Unived Service Desk (USD)


Automation & cloud

  • Jenkins
  • Powershell
  • Google Cloud Platform
  • Vmware Aria
  • Microsoft Azure

Betriebssysteme

Windows
10
Windows Server
2008, 2008R2, 2012, 2012R2, 2016, 2019, 2022


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