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BrusselsOn siteHours negotiable<3months
Combined mission covering two closely related roles: DevSecOps Engineer and Linux System Engineer.
- This assignment brings together DevSecOps automation, cybersecurity, and Linux infrastructure operations within a single multidisciplinary team.
- Supporting mission-critical, real-time systems for a multinational client in the transportation and railway infrastructure sector.
- Objective: ensure end-to-end reliability, security, and automation of complex hybrid environments (Linux, VMware, and supporting infrastructure).
- Actively contribute to both development lifecycle automation and operational system stability.
What you do
DevSecOps & Automation Responsibilities:
- Design, implement, and maintain automated deployment pipelines for software and infrastructure.
- Contribute to DevSecOps practices by embedding security across the delivery lifecycle.
- Manage deployment tools and automation frameworks (Ansible, Jenkins, Puppet, etc.).
- Support software releases, go-live events, and hypercare activities.
- Evaluate and integrate new technologies to improve the DevSecOps toolchain.
- Participate in cybersecurity initiatives, vulnerability monitoring, and risk mitigation.
Linux & Infrastructure Responsibilities:
- Administer, maintain, and optimize Linux systems (CentOS / RedHat / Fedora).
- Manage VMware environments (vSphere, vCenter, vMotion).
- Provide 2nd-line support for incidents and infrastructure issues.
- Handle patching, upgrades, and infrastructure maintenance across environments.
- Monitor production systems for availability, performance, and stability.
- Support infrastructure migrations and operational continuity.
Cross-functional Responsibilities:
- Contribute to automation, scripting, documentation, and continuous improvement.
- Collaborate with development, operations, and security teams.
- Support critical production environments under high-pressure conditions.
- Occasionally assist with technical installations and on-site infrastructure activities.
- Participate in out-of-hours interventions when required (deployments, incidents, go-live).
What they ask
- Strong expertise in Linux administration (CentOS / RedHat).
- Solid experience with DevOps / DevSecOps practices.
- Hands-on VMware experience (vSphere, vCenter).
- Strong understanding of cybersecurity principles and controls.
- Experience with automation tools (Ansible, Jenkins, Puppet or similar).
- Good networking knowledge (VPNs, firewalls, routers, switches).
- Scripting skills in Bash and/or Python.
- Experience in high-availability production environments.
- Fluent in English and either French or Dutch.
- Master’s degree in a technical field or equivalent experience.
- Minimum 10 years of IT experience.
- At least 3 years in DevOps / DevSecOps environments.
- At least 3 years in cybersecurity-related activities.
Nice to Have:
- Monitoring tools: Nagios, Zabbix.
- Elastic Stack / Kibana.
- Databases: MySQL / PostgreSQL.
- Git, Jira, Confluence.
- Puppet Open Source.
- Development tools (IntelliJ, Eclipse, VS Code).
- Programming languages (Java, C, C++).
Profile
- Strong analytical and problem-solving mindset.
- Structured and detail-oriented working style.
- Strong documentation and communication skills.
- Ability to work independently and in teams.
- Customer-oriented and proactive attitude.
- Ability to perform under pressure in critical environments.
- Flexible regarding working hours and travel within Belgium.
How to apply
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