> Markdown version of [/jobs/ext/3768366-security-design-engineer](https://www.wearedevelopers.com/jobs/ext/3768366-security-design-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Security Design Engineer - **Company:** Technical Resources Ltd - **Location:** Lancashire, UK - **Salary:** £45,000.0 - £50,000.0 - **Contract:** Permanent contract - **Skills:** Network Topologies, Intrusion Detection and Prevention, Intrusion Detection Systems, SC Clearance - **Published:** October 16, 2026 - **Apply:** https://www.technicalresources.co.uk/jobs/security-design-engineer-59565/#apply ## About the Role * Proven design experience across CCTV/VSS, access control and intruder detection * Solid electrical engineering fundamentals: power distribution, protection, earthing/bonding, cable design and fault-finding * Knowledge of resilience engineering, including redundancy and fail-secure/fail-safe behaviour * HNC/HND/degree in electrical or electronic engineering, or equivalent experience * Recognised electrical/safety training aligned to site requirements * Enhanced BPSS and SC clearance required * Beneficial: vendor training or certification on major VMS, ACS or IDS platforms ## Description * Turn risk assessments, threat models and operational requirements into engineering specifications * Develop design concepts covering architecture, resilience and failure modes * Produce design packs: schematics, panel designs, cable schedules, device layouts, containment and network topologies * Select equipment based on environment, threat profile, maintainability and lifecycle cost * Design to relevant standards, client governance and information-assurance requirements * Work with project and installation teams to ensure designs are practical and deliverable