Principal Security Engineer – Data Centre & Critical Infra

Sustainable Infrastructure; City Of London; On-site; GBP 60,000 - 85,000; Full time

Job summary

Sustainable Infrastructure in the UK seeks a Principal Security Engineer to lead security design for data centres and mission-critical infra­structure. The role combines physical and electronic security, client engagement and multidisciplinary coordination to deliver high‑quality designs.

You will mentor engineers, contribute to technical standards and help grow the security team, with potential progression toward senior leadership. Strong leadership and design oversight are essential.

Qualifications

• Significant experience in physical and electronic security design.
• Experience delivering security designs for major construction or complex infrastructure projects.
• Proficiency with AutoCAD, Revit, Navisworks, BIM or similar tools.

Responsibilities

• Lead physical and electronic security design from concept through detailed design.
• Design and review CCTV, access control, intruder detection, alarm and perimeter security systems.
• Prepare and review technical drawings, specifications and design documentation.
• Coordinate security systems with architectural, MEP, ICT and other engineering disciplines.
• Use design tools including AutoCAD, Revit, Navisworks and BIM platforms.
• Take technical ownership of design quality, risks and project deliverables.
• Manage design activities across multiple projects and attend client meetings.
• Build client relationships, provide technical guidance and resolve complex design issues.
• Mentor engineers and contribute to technical standards and team development.

Skills

Security design

Technical leadership

Client engagement

Mentoring

Coordination

AutoCAD

Revit

Navisworks

Tools

AutoCAD

Revit

Navisworks

BIM

Job description

Sustainable Infrastructure in the UK seeks a Principal Security Engineer to lead security design for data centres and mission-critical infra­structure. The role combines physical and electronic security, client engagement and multidisciplinary coordination to deliver high‑quality designs.

You will mentor engineers, contribute to technical standards and help grow the security team, with potential progression toward senior leadership. Strong leadership and design oversight are essential.