Senior Network Architect and Connectivity Specialist with 15+ years of experience designing, implementing, and leading large-scale enterprise.
Aktualisiert am 11.03.2026
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 15.03.2026
Verfügbar zu: 100%
davon vor Ort: 100%
CCIE
Netzwerkarchitektur
Cisco
TCP/IP
BGP
OSPF
EIGRP
MPLS
VRF/VRF-Lite
IPv6
Multicast (PIM-SM/DM)
QoS (CBWFQ
LLQ
WRED
NBAR)
HSRP/VRRP/GLBP
IPsec
GRE
DMVPN
OTV
FabricPath
STP/RSTP/MSTP
VTP

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

3 years 4 months
2023-01 - now

Cisco Viptela and Meraki SD-WAN rollouts

SD-WAN Network Lead Architect
SD-WAN Network Lead Architect
  • Lead architect for Cisco Viptela and Meraki SD-WAN rollouts across EMEA, designing fabric architecture from HLD through LLD to operational handover
  • Delivered template-based provisioning and Zero-Touch Provisioning (ZTP) via vManage for enterprise-scale site onboardings
  • Authored ROC documentation, MOPs, network diagrams, and patching matrices ensuring audit-ready change management
  • Coordinated pre/post-migration validation and UAT testing with site engineers, achieving zero-outage handover across all deployments
  • Deployed Meraki SD-WAN (MX95, MS350) for small/medium office sites as part of dual-vendor strategy
Rockwell Automation
Kraków, Poland
1 year 7 months
2021-06 - 2022-12

Cisco Viptela SD-WAN rollou

L3/L4 SD-WAN Implementation Architect
L3/L4 SD-WAN Implementation Architect
  • Delivered Cisco Viptela SD-WAN rollout for Johnson & Johnson across EMEA, covering feature template design, policy authoring, and application-aware routing
  • Led migration windows, validation testing, and operational handover for all J&J EMEA sites
  • Provided technical consultancy on BGP failover architecture for Proximus
  • Supported Cisco cBR-8 upgrade programme for VOO as concurrent project workstream
NTT Belgium
Kraków, Poland
1 year 2 months
2020-09 - 2021-10

APAC, EMEA, and LATAM deployments

Senior SD-WAN Network Engineer
Senior SD-WAN Network Engineer
  • Global SD-WAN architect responsible for APAC, EMEA, and LATAM deployments of Cisco Viptela (vEdge 1000) following Alcon/Novartis separation
  • Designed and implemented OSPF, GRE, IPsec, and SD-WAN policies; integrated Zscaler SASE via IPsec/GRE tunnels with certificate-based authentication
  • Built gold standard documentation including HLD, LLD, MOPs, TLOC extension configs, OMP routing, DPI, and traffic redistribution across the overlay
  • Executed global maintenance window SD-WAN upgrades and Zero-Touch Provisioning for remote sites worldwide
Alcon
Kraków, Poland
4 years 1 month
2016-08 - 2020-08

WAN, LAN, Wireless, and firewall domains

Network Solution Engineer
Network Solution Engineer
  • Solution design lead for WAN, LAN, Wireless, and firewall domains; translated business requirements into end-to-end network architectures and cost models
  • Managed network projects end-to-end: requirements gathering, design, implementation, and handover - with full accountability for delivery quality
  • Co-ordinated multi-domain changes (WAN, servers, IPT, DIA) across cross-functional teams for major transformation programmes
GlaxoSmithKline
Kraków, Poland
1 year 6 months
2019-01 - 2020-06

DMVPN design and Migration projects

Senior Network Consulting Engineer
Senior Network Consulting Engineer
  • Delivered Advanced Services engagements for enterprise and SP customers across SD-WAN, MPLS, and DMVPN design and migration projects
  • Led complex cross-technology problem resolution and provided planning, design, implementation, and optimisation guidance
  • Supported vendor selection and multivendor architecture decisions across WAN and data centre domains
Cisco Systems
Kraków, Poland
1 year 1 month
2018-01 - 2019-01

Migration of internet peering

Network Infrastructure Architect
Network Infrastructure Architect
  • Designed and implemented large-scale cloud and data centre migration using Cisco Nexus 7000 and ASR 9000 series
  • Led migration of internet peering from legacy to new data centre with zero downtime using OTV/FabricPath for VLAN extension
  • Implemented Arbor DDoS protection on Cisco ASR 9000 platform as part of the DC security architecture
IBM
Oslo, Norway
1 year 1 month
2016-03 - 2017-03

Provided L3 remote support

Professional Services Solution Engineer
Professional Services Solution Engineer

  • Implemented Cisco iWAN (SD-WAN) and TrustSec solution with LiveAction monitoring for enterprise customer
  • Provided L3 remote support for iWAN incidents spanning WAN, DMVPN, MPLS, QoS, and PfR technologies

Dimension Data
Austria (Remote)
2 years
2014-04 - 2016-03

Led DC network design/migration

Data Center Network Consulting Engineer
Data Center Network Consulting Engineer
  • Led DC network design/migration and performance engineering projects for Advanced Services customers
  • Solved cross-functional issues spanning network, content switching, caching, and CDN technologies
  • Delivered migration plans for software upgrades with thorough dependency analysis and rollback procedures
Cisco Systems
Kraków, Poland

Aus- und Weiterbildung

Aus- und Weiterbildung

2006 - 2010

Telecommunications Engineering

Bachelor of Engineering (BEng)

State Higher Vocational School, Tarnów, Poland


Certifications

  • CCIE® R&S #40482
  • CCNP
  • CCNA

Position

Position

Senior Network Architect

Kompetenzen

Kompetenzen

Top-Skills

CCIE Netzwerkarchitektur Cisco TCP/IP BGP OSPF EIGRP MPLS VRF/VRF-Lite IPv6 Multicast (PIM-SM/DM) QoS (CBWFQ LLQ WRED NBAR) HSRP/VRRP/GLBP IPsec GRE DMVPN OTV FabricPath STP/RSTP/MSTP VTP

Produkte / Standards / Erfahrungen / Methoden

Profile

Senior Network Architect and Connectivity Specialist with 15+ years of experience designing, implementing, and leading largescale enterprise and industrial network transformations. Recognised expert in SD-WAN, SASE, cloud networking, and automation with deep hands-on experience across Cisco, Meraki, Juniper, and multivendor environments. Proven track record of translating complex business, security, and cloud requirements into scalable, resilient, and secure network architectures ? delivered globally across EMEA, APAC, and the Americas, including Secure Access Service Edge (SASE) and Zero Trust frameworks. Trusted by organisations including Rockwell Automation, GlaxoSmithKline, IBM, Cisco Systems, and NTT.


Core Competencies

  • SD-WAN Architecture & Deployment (Cisco Viptela / Meraki)
  • SASE & Zero Trust Network Design
  • Enterprise LAN / WAN / Wireless Design 
  • Data Center Architecture (Nexus, Spine-Leaf, OTV)
  • Cloud & Hybrid Networking (AWS, Azure) 
  • Network Automation (Python, Ansible, ZTP)
  • BGP, OSPF, EIGRP, MPLS, VRF Routing 
  • Security: Cisco ASA/Firepower, FortiGate, Zscaler
  • QoS Design (CBWFQ, LLQ, WRED, NBAR)
  • Stakeholder, Vendor & Project Management
  • HLD / LLD Design, MOP & ROC Documentation 
  • Migration Planning & Operational Handover


Technical Skills

NETWORKING & PROTOCOLS

  • TCP/IP
  • BGP
  • OSPF
  • EIGRP
  • MPLS
  • VRF/VRF-Lite
  • IPv6, Multicast (PIM-SM/DM)
  • QoS (CBWFQ, LLQ, WRED, NBAR)
  • HSRP/VRRP/GLBP
  • IPsec
  • GRE
  • DMVPN
  • OTV
  • FabricPath
  • STP/RSTP/MSTP
  • VTP
  • VLAN
  • PPPoE
  • DCI


SD-WAN & SASE

  • Cisco Viptela (vManage, vSmart, vBond, cEdge/vEdge 1000, 2000)
  • Cisco Meraki SD-WAN (MX95, MX450, MS350)
  • SASE
  • Zscaler
  • Certificate Authentication
  • Application-Aware Routing
  • Hybrid WAN (MPLS, DIA, LTE/5G)


PLATFORMS & TOOL S

  • Cisco Catalyst/Nexus (3K/5K/7K/9K), ASR1K/9K
  • ISE
  • DNA Center
  • Cisco WLC
  • Juniper MX/EX/QFX
  • FortiGate
  • Cisco ASA/Firepower
  • AWS/Azure hybrid
  • Python
  • Ansible
  • LiveAction
  • PRTG
  • ServiceNow


Professional Strengths

  • Architect-level ownership from strategy through delivery 
  • Strong stakeholder and vendor management 
  • Ability to simplify complex architectures for business audiences 
  • Proven mentor and technical escalation lead 
  • Comfortable across network, security, cloud, and operations domains 
  • Fluent in both structured governance and agile delivery models

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

3 years 4 months
2023-01 - now

Cisco Viptela and Meraki SD-WAN rollouts

SD-WAN Network Lead Architect
SD-WAN Network Lead Architect
  • Lead architect for Cisco Viptela and Meraki SD-WAN rollouts across EMEA, designing fabric architecture from HLD through LLD to operational handover
  • Delivered template-based provisioning and Zero-Touch Provisioning (ZTP) via vManage for enterprise-scale site onboardings
  • Authored ROC documentation, MOPs, network diagrams, and patching matrices ensuring audit-ready change management
  • Coordinated pre/post-migration validation and UAT testing with site engineers, achieving zero-outage handover across all deployments
  • Deployed Meraki SD-WAN (MX95, MS350) for small/medium office sites as part of dual-vendor strategy
Rockwell Automation
Kraków, Poland
1 year 7 months
2021-06 - 2022-12

Cisco Viptela SD-WAN rollou

L3/L4 SD-WAN Implementation Architect
L3/L4 SD-WAN Implementation Architect
  • Delivered Cisco Viptela SD-WAN rollout for Johnson & Johnson across EMEA, covering feature template design, policy authoring, and application-aware routing
  • Led migration windows, validation testing, and operational handover for all J&J EMEA sites
  • Provided technical consultancy on BGP failover architecture for Proximus
  • Supported Cisco cBR-8 upgrade programme for VOO as concurrent project workstream
NTT Belgium
Kraków, Poland
1 year 2 months
2020-09 - 2021-10

APAC, EMEA, and LATAM deployments

Senior SD-WAN Network Engineer
Senior SD-WAN Network Engineer
  • Global SD-WAN architect responsible for APAC, EMEA, and LATAM deployments of Cisco Viptela (vEdge 1000) following Alcon/Novartis separation
  • Designed and implemented OSPF, GRE, IPsec, and SD-WAN policies; integrated Zscaler SASE via IPsec/GRE tunnels with certificate-based authentication
  • Built gold standard documentation including HLD, LLD, MOPs, TLOC extension configs, OMP routing, DPI, and traffic redistribution across the overlay
  • Executed global maintenance window SD-WAN upgrades and Zero-Touch Provisioning for remote sites worldwide
Alcon
Kraków, Poland
4 years 1 month
2016-08 - 2020-08

WAN, LAN, Wireless, and firewall domains

Network Solution Engineer
Network Solution Engineer
  • Solution design lead for WAN, LAN, Wireless, and firewall domains; translated business requirements into end-to-end network architectures and cost models
  • Managed network projects end-to-end: requirements gathering, design, implementation, and handover - with full accountability for delivery quality
  • Co-ordinated multi-domain changes (WAN, servers, IPT, DIA) across cross-functional teams for major transformation programmes
GlaxoSmithKline
Kraków, Poland
1 year 6 months
2019-01 - 2020-06

DMVPN design and Migration projects

Senior Network Consulting Engineer
Senior Network Consulting Engineer
  • Delivered Advanced Services engagements for enterprise and SP customers across SD-WAN, MPLS, and DMVPN design and migration projects
  • Led complex cross-technology problem resolution and provided planning, design, implementation, and optimisation guidance
  • Supported vendor selection and multivendor architecture decisions across WAN and data centre domains
Cisco Systems
Kraków, Poland
1 year 1 month
2018-01 - 2019-01

Migration of internet peering

Network Infrastructure Architect
Network Infrastructure Architect
  • Designed and implemented large-scale cloud and data centre migration using Cisco Nexus 7000 and ASR 9000 series
  • Led migration of internet peering from legacy to new data centre with zero downtime using OTV/FabricPath for VLAN extension
  • Implemented Arbor DDoS protection on Cisco ASR 9000 platform as part of the DC security architecture
IBM
Oslo, Norway
1 year 1 month
2016-03 - 2017-03

Provided L3 remote support

Professional Services Solution Engineer
Professional Services Solution Engineer

  • Implemented Cisco iWAN (SD-WAN) and TrustSec solution with LiveAction monitoring for enterprise customer
  • Provided L3 remote support for iWAN incidents spanning WAN, DMVPN, MPLS, QoS, and PfR technologies

Dimension Data
Austria (Remote)
2 years
2014-04 - 2016-03

Led DC network design/migration

Data Center Network Consulting Engineer
Data Center Network Consulting Engineer
  • Led DC network design/migration and performance engineering projects for Advanced Services customers
  • Solved cross-functional issues spanning network, content switching, caching, and CDN technologies
  • Delivered migration plans for software upgrades with thorough dependency analysis and rollback procedures
Cisco Systems
Kraków, Poland

Aus- und Weiterbildung

Aus- und Weiterbildung

2006 - 2010

Telecommunications Engineering

Bachelor of Engineering (BEng)

State Higher Vocational School, Tarnów, Poland


Certifications

  • CCIE® R&S #40482
  • CCNP
  • CCNA

Position

Position

Senior Network Architect

Kompetenzen

Kompetenzen

Top-Skills

CCIE Netzwerkarchitektur Cisco TCP/IP BGP OSPF EIGRP MPLS VRF/VRF-Lite IPv6 Multicast (PIM-SM/DM) QoS (CBWFQ LLQ WRED NBAR) HSRP/VRRP/GLBP IPsec GRE DMVPN OTV FabricPath STP/RSTP/MSTP VTP

Produkte / Standards / Erfahrungen / Methoden

Profile

Senior Network Architect and Connectivity Specialist with 15+ years of experience designing, implementing, and leading largescale enterprise and industrial network transformations. Recognised expert in SD-WAN, SASE, cloud networking, and automation with deep hands-on experience across Cisco, Meraki, Juniper, and multivendor environments. Proven track record of translating complex business, security, and cloud requirements into scalable, resilient, and secure network architectures ? delivered globally across EMEA, APAC, and the Americas, including Secure Access Service Edge (SASE) and Zero Trust frameworks. Trusted by organisations including Rockwell Automation, GlaxoSmithKline, IBM, Cisco Systems, and NTT.


Core Competencies

  • SD-WAN Architecture & Deployment (Cisco Viptela / Meraki)
  • SASE & Zero Trust Network Design
  • Enterprise LAN / WAN / Wireless Design 
  • Data Center Architecture (Nexus, Spine-Leaf, OTV)
  • Cloud & Hybrid Networking (AWS, Azure) 
  • Network Automation (Python, Ansible, ZTP)
  • BGP, OSPF, EIGRP, MPLS, VRF Routing 
  • Security: Cisco ASA/Firepower, FortiGate, Zscaler
  • QoS Design (CBWFQ, LLQ, WRED, NBAR)
  • Stakeholder, Vendor & Project Management
  • HLD / LLD Design, MOP & ROC Documentation 
  • Migration Planning & Operational Handover


Technical Skills

NETWORKING & PROTOCOLS

  • TCP/IP
  • BGP
  • OSPF
  • EIGRP
  • MPLS
  • VRF/VRF-Lite
  • IPv6, Multicast (PIM-SM/DM)
  • QoS (CBWFQ, LLQ, WRED, NBAR)
  • HSRP/VRRP/GLBP
  • IPsec
  • GRE
  • DMVPN
  • OTV
  • FabricPath
  • STP/RSTP/MSTP
  • VTP
  • VLAN
  • PPPoE
  • DCI


SD-WAN & SASE

  • Cisco Viptela (vManage, vSmart, vBond, cEdge/vEdge 1000, 2000)
  • Cisco Meraki SD-WAN (MX95, MX450, MS350)
  • SASE
  • Zscaler
  • Certificate Authentication
  • Application-Aware Routing
  • Hybrid WAN (MPLS, DIA, LTE/5G)


PLATFORMS & TOOL S

  • Cisco Catalyst/Nexus (3K/5K/7K/9K), ASR1K/9K
  • ISE
  • DNA Center
  • Cisco WLC
  • Juniper MX/EX/QFX
  • FortiGate
  • Cisco ASA/Firepower
  • AWS/Azure hybrid
  • Python
  • Ansible
  • LiveAction
  • PRTG
  • ServiceNow


Professional Strengths

  • Architect-level ownership from strategy through delivery 
  • Strong stakeholder and vendor management 
  • Ability to simplify complex architectures for business audiences 
  • Proven mentor and technical escalation lead 
  • Comfortable across network, security, cloud, and operations domains 
  • Fluent in both structured governance and agile delivery models

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