? Freelance Opportunity – Senior Windows Specialist | Brussels

For one of our clients, we are looking for a Senior DevOps Engineer Windows for a long-term freelance assignment.

? Assignment Details

- Start date: 01/10/2026
- Duration: 220 man-days
- Location: Brussels
- Work arrangement: 5 days/week on-site – no remote work
- Languages:Dutch & English – mandatory | French – nice to have
- Working hours: Versátil
- Security clearance: Willingness to obtain Top Secret security clearance and undergo a security screening
- Nationality: Belgian nationality required

? MUST-HAVE

Experience & Technical Skills

- Minimum 10 years of experience as a Windows DevOps Engineer
- Expert knowledge of Microsoft Windows (workstation and server)
- Expert knowledge of PowerShell scripting
- Expert knowledge of VMware
- Expert knowledge of Microsoft SCCM
- Expert knowledge of Exchange
- Expert knowledge of LDAP
- Good knowledge of storage, networking and cybersecurity
- Experience with Windows auditing and hardening
- Experience with monitoring tools and log analysis, such as ELK Stack
- Knowledge of backup and restore technologies
- Knowledge of Active Directory, user management, DFS, Git, GitLab and Event Viewer
- Experience with troubleshooting complex system issues, performance tuning and high-availability solutions




- Good knowledge of DevOps principles and Agile methodologies such as Scrum, Kanban or Lean
- Knowledge of IT Service Management / ITIL v4
- Experience with EDR and Zero Trust
- Experience maintaining an up-to-date infrastructure inventory

Soft Skills

- Strong communication and interpersonal skills
- Excellent problem-solving abilities
- Results-oriented and pragmatic
- Strong sense of responsibility and discretion
- Able to work independently as well as in a team
- Willingness to stay up to date with new technologies and industry trends

? NICE-TO-HAVE

- Microsoft Windows certification(s)
- Experience with Docker and/or Podman
- Knowledge of Linux
- Experience leading projects or teams
- Experience coaching and mentoring junior engineers
- Experience collaborating with multiple teams to improve DevOps processes
- French, if Dutch is the main language

?️ SKILLS OVERVIEW

- Microsoft Windows — Expert
- PowerShell Scripting — Expert
- VMware — Expert
- Microsoft SCCM — Expert
- Exchange — Expert
- LDAP — Expert
- Agile — Confirmed
- ITIL — Confirmed
- EDR — Confirmed
- Zero Trust — Confirmed
- Coaching / Team — Confirmed
- Docker — Nice-to-have
- Linux — Nice-to-have

📌 Senior windows specialist (España)
🏢 Fujitsu
📍 España