CareerPlan

Senior Cybersecurity Engineer

Capellen, LuxembourgFull-time2026-11-09 → 2026-11-10

Core

Senior Security Engineer acting as a developing subject matter expert ensuring client solution requirements are resolved in line with SLAs.

Role type

Senior IC cybersecurity engineer (implementation & support)

Builds

Cybersecurity solutions including Firewalling, SASE, ZTNA, DNS Security, SIEM, WAF

Domain

Cybersecurity

Deliverable

client delivery

Required skills

Cyber Security technologies (Firewalling, SASE, ZTNA, DNS Security, SIEM, WAF), technical implementation engineering, client engagement, project management, diagnosis and troubleshooting, report writing, coaching and mentoring

Preferred skills

French language proficiency

Technologies

Cisco, Palo Alto, Checkpoint, Fortinet, F5

Responsibilities

Interact with clients on site and remote to meet complex solution requirements; Escalate unresolved problems to third parties; Delegate lower complexity tasks to engineers and technicians; Coordinate activities of engineers and monitor work quality; Write reports, proposals, and maintain project documentation; Document standard operating procedures; Coach and mentor junior Implementation Engineers and Technicians; Provide third line telephonic, remote, and on-site support; Engage vendors for priority escalations or bugs; Include input in complex design work.