About this role
IT SUPPORT, MAINTENANCE & OPERATIONS ENGINEER Level 2 · Operational Technology Support for Mission-Critical, 24/7 Environments Full-time | Belgium (Brussels area) | Reports to the Support & Operations Manager | On-call rotation THE OPPORTUNITY Our Client designs, supports and maintains IT solutions for mission-critical operations at international customer sites — where conventional IT meets industrial operational technology, and reliability, clear communication and disciplined execution really matter. We're strengthening our Service Desk with an experienced Level 2 engineer who takes end-to-end ownership, collaborates across teams, keeps customers informed, and helps the whole support organization work more consistently and effectively. WHAT YOU'LL DO - Own assigned incidents and service requests end-to-end — from acceptance through resolution, validation and documented closure - Diagnose complex application, infrastructure, integration, database and OS issues using logs, traces and structured troubleshooting - Restore service via remote or on-site intervention, respecting operational, security and change-control requirements - Analyze problems, reproduce defects in lab/virtual environments, and collaborate with Development and DevOps on fixes - Perform planned preventive and corrective maintenance, and support release validation and go-live readiness - Maintain documentation, build knowledge articles, and drive continuous improvement across the support organization WHAT YOU BRING - 3+ years of hands-on Level 2 (or equivalent) IT application/infrastructure support in a business-critical environment - Strong troubleshooting across Windows and/or Linux, networks, services, logs, databases and distributed applications - Experience with incident, request, problem and change practices in an ITIL-aligned organization - Clear technical writing in English; working proficiency in French (must have) and Dutch - Valid category B driving license; willing to travel to customer sites and join a compensated on-call rotation NICE TO HAVE - Microsoft server stack (Windows Server, IIS, SQL Server) and/or Linux/Unix administration - Relational & NoSQL platforms: SQL Server, PostgreSQL, MongoDB, Elasticsearch - Integration, APIs, messaging & microservices (e.g. ActiveMQ, Apache Camel) - Scripting/automation in Python, PowerShell, JavaScript or C# - Experience in industrial IT/OT or other 24/7 operational environments; Jira & Confluence THE MINDSET WE'RE LOOKING FOR You take ownership rather than waiting for others to unblock a ticket, and you stay accountable until a sound handover or closure. You collaborate constructively, communicate calmly under pressure, and stay curious — turning lessons into documentation or automation. You troubleshoot methodically, respect procedures, and are reliable when it matters most. WORKING CONDITIONS - A mix of remote support, planned maintenance and customer-site interventions — occasionally outside standard business hours, subject to site access and security requirements - One remote working day per week, with additional flexibility agreed with your team lead - Site-access clearance (including a clean criminal record extract, where legally required) may be needed for certain... -