Field Security Systems Engineer – CCTV & Access Control

National Gas Services; Mansfield; Hybrid; GBP 45,000 - 50,000; Full time

Benefits offered by this job

Double‑match pension

Annual bonus up to 6%

Salary sacrifice car scheme

26 days holiday

Life assurance

Flexible benefits

Wellbeing and development

Job summary

National Gas seeks an Integrated Security Solutions Installation Engineer to deploy CCTV, access control and intruder detection systems across the UK. You’ll install, commission, and support security technologies while collaborating with project teams to deliver compliant, secure infrastructure.

Hybrid role requiring on-site work across multiple regions, with regular travel and some overnight stays. A strong background in electrical systems and networked security is essential, along with a valid

Qualifications

• Experience installing CCTV and automated access control systems.
• Experience working with electrical systems.
• Strong understanding of integrated physical security technologies.
• Knowledge of IP-based security systems and network configuration.
• Experience fault-finding and resolving issues in live operational environments.
• Ability to interpret technical drawings, plans, and installation designs.
• Strong communication skills and attention to detail when documenting work.
• Willingness to travel regularly across the UK, including occasional overnight stays.

Responsibilities

• Install, configure, test, and commission CCTV, access control, intruder detection, and other integrated security systems across National Gas sites.
• Turn security designs and technical drawings into practical, high-quality installations that meet operational requirements.
• Deliver infrastructure cabling, device installation, and network-connected security solutions.
• Diagnose faults, carry out repairs, and support upgrades to keep systems performing reliably.
• Assess site readiness, power requirements, and installation needs to ensure safe, compliant delivery.
• Work with project teams, site stakeholders, and specialist security engineers to deliver successful outcomes.
• Maintain accurate asset, configuration, and installation records to support ongoing system management.

Skills

CCTV installation

Access control systems

Electrical systems

IP-based security systems

Fault finding

Reading technical drawings

Documentation

UK driving licence

Job description

National Gas seeks an Integrated Security Solutions Installation Engineer to deploy CCTV, access control and intruder detection systems across the UK. You’ll install, commission, and support security technologies while collaborating with project teams to deliver compliant, secure infrastructure.

Hybrid role requiring on-site work across multiple regions, with regular travel and some overnight stays. A strong background in electrical systems and networked security is essential, along with a valid