**Job Family:** Grid Software **Req ID:** 469888 At **Siemens Smart Infrastructure (SI)** , we empower the future of energy by delivering intelligent, adaptive solutions for critical systems. As part of our team, you will help shape secure, high-performance IT infrastructures that support energy reliability for millions. We are currently looking for an **IT System Engineer** to strengthen our team at **Grid Software** in **Beersel** , supporting secure and resilient control systems for electrical power transmission for our clients. **Your tasks** + **Set up** , **test** and **harden** Linux- and Windows-based IT systems used in energy transmission + **Maintain** and **tune** server operating systems (Red Hat, VMware, Windows Server) + **Manage** firewalls and switches (Cisco, Fortinet) including tuning and configuration + **Configure** and **document** infrastructure tools like Veeam Backup and McAfee + **Administer** security controls such as firewalls and GPOs to safeguard IT environments + **Develop** and **implement** maintenance and patch management strategies + **Support** acceptance tests (FAT / SAT) with customers + **Contribute** to technical solutions and evolve infrastructure capabilities + **Collaborate** with internal stakeholders to ensure alignment with project requirements **Your skills** + Degree in **Computer Science** or a comparable technical field + Proven **experience managing enterprise IT/OT environments** on Linux and Windows + Familiarity with **script-based programming** (e.g. Bash) and **virtualization tools** (e.g. ESXi) + Strong knowledge of **IT network design** and cybersecurity in industrial settings + Fluent in **French, English and Dutch** + Experience with **cloud and containerized solutions** + Basic knowledge of **project management methodologies** + Willingness to travel occasionally for **1–2 week deployments** **You’ll benefit from** At Siemens, you will join an environment that cares about you. You get the opportunity to develop yourself in an international environment. We offer varied work in a wide range of positions and intensive internal training to further develop your career. Permanent coaching and guidance by a mentor are also part of the process. Furthermore, we offer: + At least **31 days of annual leave** + **Flexible working** conditions: 2 to 3 days a week of home working + **Benefits@work** : online store with additional benefits for Siemens employees + **Customized training programs** tailored to your career path + A **competitive salary** aligned with the Belgian labor market + A **financial care program** including pension, death & invalidity coverage + **Extended medical insurance** (hospitalization, outpatient care, dental & optical) + An **employee assistance program** focused on mental and physical well-being + And so much more! **Create a better #TomorrowWithUs! Apply now!** We value your unique identity and perspective and are fully committed to providing equitable opportunities and building a workplace that reflects the diversity of society. Come bring your authentic self and create a better tomorrow with us.