Senior Cyber Security Engineer – GLOBAL DEFENCE ORGANISATION
Location: Preston – Hybrid (1 day/week)
Clearance Required: SC Level
What you’ll be doing:
* Act as Security approver for firewall rule requests.
* Review and configure security features on firewalls.
* Maintain and troubleshoot Atlassian Stack tools (Jira, Confluence, Bitbucket).
* Manage user permissions, workflows, and integrations.
* Resolve end‑user issues and manage ticket queues.
* Provide knowledge transfer to colleagues on Atlassian tools.
* Collaborate with Cyber Security Engineering team to enhance security architecture.
Your skills and experience:
* Experience with Atlassian Stack (Jira, Confluence, Bitbucket) installation and maintenance.
* Proficient in PostgreSQL troubleshooting.
* Knowledge of network troubleshooting and firewall architectures (Palo Alto, Juniper, Cisco).
* Familiarity with SIEM tools.
Seniority level
Mid‑Senior level
Employment type
Full‑time
Job function
Information Technology
Industries
Defense and Space Manufacturing
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