We are looking or a Technical Project Manager & security connectivity engineer.
Location: Luxembourg - Findel
Contract: Until 15 December 2026
Start: ASAP
Context: Office relocation - network deployment + user subnet & Firewall rule migration
About the role
This role supports a full office relocation, including
building and commissioning a new Arista Type‑1 network (~1,500 ports), and
the assessment, migration, testing and decommissioning of user subnets and security connectivity rules (Acrs)
The position combines technical project management and security connectivity engineering, ensuring a controlled, well‑documented and risk‑minimised transition.
Key responsibilities
Technical project management (Network deployment)
Validate requirements, design baseline, constraints and dependencies
Check network capacity (switch ports, IP addressing, circuit/cross‑connect utilisation)
Coordinate IP assignment (Mira / Ncp) and distribute IP/subnet data
Update documentation (NetApp(s), Site Builder, Ctm, Virtual Container, NCE outputs, Excel sheets)
Organise configuration reviews and track findings & approvals
Coordinate staging readiness, cabinet elevation planning and patching schedule
Prepare Chg packs support implementation (configuration execution, Ztp/CVP, cutover tests)
Ensure step, rollback and test plans are agreed and followed
Coordinate the 4‑eyes implementation plan and approval evidence
Finalise closure: handover, documentation and lessons learned
Security Connectivity Engineering (ACR / Firewall / Subnets)
Build the user subnet inventory using Netbase (source of truth)
Run Eagle Eye reports (src/dst, last‑used timestamps, ports/applications)
Present results to Itaos and support iterative analysis
Maintain the Rules to Remain register (retain/review/retire + rationale)
Support onboarding of new user subnets and creation of new Acrs
Support testing of new Acrs (connectivity validation, rule hits, troubleshooting)
Support decommissioning of old Acrs with evidence traceable to the analysis register
Maintain an activity log (reports, workshops, ACR support)
Skills & experience
Experience in technical project management in network or infrastructure environments
Understanding of Firewall rules, Acrs, connectivity flows and change governance
Ability to interpret technical reports and maintain structured documentation
Comfortable coordinating technical teams and business stakeholders
English and German mandatory