Security Systems Site Supervisor – Technical Lead

Mitie Group plc.; Greater London; On-site; GBP 60,000 - 80,000; Full time

Benefits offered by this job

Working away allowance

Annual appraisal

Annual salary review

Long service awards

Childcare vouchers

Share incentive plan

Private medical cover

Life cover

Employee assistance programme

Pension scheme

33 days holiday

Company vehicle

Laptop/iPad/iPhone and ICT equipment

Job summary

Mitie Group plc. invites applications for a Technical Supervisor role within its security and access control systems team. You will oversee site activities, coordinate systems integration, and lead commissioning and SAT activities for major utility clients across the UK.

Travel UK-wide is required; a full driving licence is mandatory. The role includes training delivery, documentation, and ongoing professional development within a growing team.

Qualifications

• Experience in supervision or commissioning roles.
• Knowledge of SAT and client handover processes.
• Proven problem-solving and communication skills.
• Valid UK driving licence.

Responsibilities

• Provide technical oversight across all phases of site activity.
• Lead integration of systems including hardware, software, and network components.
• Manage and execute commissioning activities to meet design requirements.
• Plan and conduct SAT in collaboration with clients and project teams.
• Deliver client training and ensure operational understanding.
• Support Site Manager in coordinating resources and handling issues.
• Maintain detailed technical documentation and SAT records.
• Ensure compliance with safety, environmental and quality standards.
• Liaise with contractors, engineers and clients for smooth delivery.
• Identify and escalate technical risks or delays.

Skills

Tech supervision

Systems integration

SAT / testing

Client liaison

Documentation

Cyber-physical systems

Tools

CAD

Technical software

Job description

Mitie Group plc. invites applications for a Technical Supervisor role within its security and access control systems team. You will oversee site activities, coordinate systems integration, and lead commissioning and SAT activities for major utility clients across the UK.

Travel UK-wide is required; a full driving licence is mandatory. The role includes training delivery, documentation, and ongoing professional development within a growing team.