Senior Security

pWhat success looks like in this role: We are looking for a motivated Senior Security IT Infra Consultant with a strong focus on networking to join our growing security team. You will work on impactful security projects, including large-scale encryption networks, helping customers design, qualify, build and operate secure infrastructures. You will be involved in the full lifecycle of our solutions — from design and proof-of-concepts through testing, deployment and handover to operations . You will also act as a trusted technical advisor to customers on networking and security topics. This role requires on-site presence in our Diegem office and lab, where you will work hands-on with hardware, test environments and security platforms. We are looking for someone who enjoys working independently, taking ownership, and continuously developing their expertise in networking and cybersecurity. If you enjoy solving complex technical challenges and want to grow in a small, agile and highly skilled team, this role is for you. /ph3What You Will Do /h3pYou will play a key role in analyzing, building and testing secure network solutions. /ph3Your responsibilities will include: /h3ulliNetwork Security Analysis Reviewing customer network and security capabilities /liliAssessing and analyzing security posture /liliMapping and analyzing data flows and processes /liliLab System Administration /liliBuilding Proof-of-Concept (PoC) environments /liliSet up, creatively adapt, upgrade and maintain the lab environment /liliTesting Automation /liliTesting and troubleshooting new systems and architectures Build and execute creative automation of the security infrastructure testing Updating operational procedures and documentation Build and execute automating staging and pre-provisioning processes Deployment Migrations Supporting staging, pre-provisioning and rollout of solutions Assisting and guiding customers during migrations Providing higher-level support for delivered solutions Documentation Coordination Creating and maintaining operational procedures and manuals Writing activity and test reports Tracking issues and following up with vendors and partners Gathering and managing legal, business and technical requirements /li /ulh3You will be successful in this role if you have: /h3ulliMaster’s degree in Engineering, Information Technology, Computer Science, or a related field, combined with relevant professional experience, or an equivalent combination of education and experience /liliAgile, creative thinker with a sense for detail and quality /liliStrong problem‑solving skills and eagerness to learn /liliFluency in English is required and proficiency in Dutch and/or French; both is considered an asset /liliMust be prepared to work onsite at the office/lab in Diegem for the week /liliKnowledge of computer networking and network security 10+ years of experience within the field /liliEligible for EU Secret Security Clearance /liliSome experience with network infrastructure deployment and maintenance is a plus /liliExperience with Linux (CLI and network configuration) /liliFamiliarity with automation tools (such as Ansible) and scripting languages (like Bash or Python) is an advantage /li /ulh3What

We Offer
/h3ulliHospitalization Insurance and various other insurances /liliLunch vouchers /liliEco-vouchers /liliReferral Program /liliLearning and training support /liliLast but not least, a great team /li /ulpIf you're passionate about solving complex challenges and eager to grow within a small, agile team, we’d love to hear from you. #LI-TS1 /pp#LI-TS1 Unisys is proud to be an equal opportunity employer that considers all qualified applicants without regard to age, caste, citizenship, color, disability, family medical history, family status, ethnicity, gender, gender expression, gender identity, genetic information, marital status, national origin, parental status, pregnancy, race, religion, sex, sexual orientation, transgender status, veteran status or any other category protected by law. This commitment includes our efforts to provide for all those who seek to express interest in employment the opportunity to participate without barriers. If you are a US job seeker unable to review the job opportunities herein, or cannot otherwise complete your expression of interest, without additional assistance and would like to discuss a request for reasonable accommodation, please contact our Global Recruiting organization at or alternatively Toll Free: (Prompt 4). US job seekers can find more information about Unisys’ EEO commitment here. Unisys is a global technology solutions company that powers breakthroughs for the world’s leading organizations. Our solutions – cloud, AI, digital workplace, logistics and enterprise computing – help our clients challenge the status quo and unlock their full potential. To learn how we have been helping clients push what’s possible for more than 150 years, visit unisys.com and follow us on LinkedIn.