Solar Energy jobs in Arlesey

About Millennium Security Ltd:

Millennium Security Ltd is one of the UK’s leading providers of bespoke security solutions to the construction industry, critical infrastructure, and remote sites. We are SSAIB certified, ISO accredited, and proudly carbon-neutral, protecting over 200 active sites across the UK through our real-time monitoring and cutting-edge CCTV technology.

Our mission is simple: Protecting your people and assets — and we do so with rapid deployment, innovative tech, and sustainable solutions.

Role Overview:

We are seeking a proactive and technically skilled Electrical Systems Lead to oversee and drive the development and operational excellence of the electrical systems within our CCTV towers. This role is ideal for someone with solid hands-on electrical knowledge, an interest in renewable energy, and a desire to make a real impact on product innovation, efficiency, and sustainability.

Key Responsibilities:

Development of Electrical Systems:

• Lead improvements and innovations in the solar array design and integration.
• Enhance energy production capabilities and optimise energy flow in off-grid tower systems.
• Minimise electrical consumption of the CCTV tower units without compromising performance.

Battery Systems Management:

• Oversee charging cycles, capacity performance, and health of battery systems.
• Implement and monitor strategies to extend battery lifespan and maintain quality.
• Manage battery inventory and stock, ensuring readiness for rapid deployment and replacement.

Technical Support & Operations:

• Act as the go-to technical authority for electrical queries both internally and externally.
• Support the customer service team with electrical-related diagnostics and issue resolution.
• Assist in training field engineers and installers on best practices related to electrical and battery systems.

Collaboration & Continuous Improvement:

• Work alongside R&D and operations to continuously improve electrical efficiency and product design.
• Maintain compliance with industry standards and safety protocols.
• Provide insights and input on procurement of electrical components and future proofing technologies.

Requirements:

• Strong background in electrical engineering, renewable energy, or a related technical field.
• Hands-on experience with solar power systems, battery management, or low-voltage electronics.
• Ability to balance technical development with practical field realities.
• A problem-solver who takes ownership of systems and is excited to innovate.
• Full UK driving licence.

Desirable (Not Essential)

• Familiarity with CCTV systems or security industry technology.
• Experience working in field-based, off-grid, or temporary power environments.
• Understanding of sustainability practices and carbon efficiency.

Why Join Millennium Security?

• Be at the heart of our industry-leading technology and innovation journey.
• Work for a company committed to green energy and carbon-neutral solutions.
• Join a team that values trust, autonomy, and excellence.
• Opportunity to shape a growing and vital part of our business.

Salary: Competitive

To Apply:
Please email your CV and a brief cover letter to careers@millenniumsecurity.co.uk.

Job Type: Full-time

Benefits:

• Company pension
• Employee mentoring programme
• Free or subsidised travel
• Free parking
• Referral programme

Schedule:

• Monday to Friday

Language:

• English (required)

Licence/Certification:

• Driving Licence (required)

Work Location: In person

Reference ID: Electrical Systems Lead – CCTV Tower Solutions