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Salary
≈ $34k – $53k per year (Estimated)
Location
Hybrid (Kings Langley, United Kingdom)

Confirmed on the employer's own hiring board on Oct 12, 2026. First seen by Alion on Oct 12, 2026.

Overview
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RES

RES is a British renewable energy company that develops, builds, operates and maintains wind, solar, energy storage, green hydrogen and transmission projects, with its global headquarters in Kings Langley, Hertfordshire. Founded in 1981 and owned by the McAlpine family, it describes itself as the largest independent renewable energy company, working in about 24 countries and having delivered more than 27 GW of renewable projects for itself and third-party owners. It hires solar and battery storage field service technicians, electrical maintenance technicians, control centre supervisors, business development managers and finance professionals.

Description

Do you want to work to make Power for Good?

We're the world's largest independent renewable energy company. We're driven by a simple yet powerful vision: to create a future where everyone has access to affordable, zero carbon energy.

We know that achieving our ambitions would be impossible without our people. Because we're tackling some of the world's toughest problems, we need the very best people to help us. They're our most important asset so that's why we continually invest in them.

RES is a family with a diverse workforce, and we are dedicated to the personal professional growth of our people, no matter what stage of their career they're at. We can promise you rewarding work which makes a real impact, the chance to learn from inspiring colleagues from across a growing, global network and opportunities to grow personally and professionally.

Our competitive package offers rewards and benefits including pension schemes, flexible working, and top-down emphasis on better work-life balance. We also offer private healthcare, discounted green travel, 25 days holiday with options to buy/sell days, enhanced family leave and four volunteering days per year so you can make an impact somewhere else.

The Position

The O&M Security Coordinator sits within the O&M Specialist Team, providing support to the O&M team for security-related upgrades and contractual compliance across their portfolio under O&M. The overall purpose is to assist in managing the security service provisions, organising maintenance activities, system upgrades and taking ownership of administrative duties.

The security services include:

  • Coordinating scheduled maintenance of security devices including alarm panels, CCTV cameras and digital video recorders
  • Preparing or obtaining quotations to repair, renew or upgrade any deficiencies identified during scheduled maintenance
  • Management of repairs and upgrades to the security systems
  • Organisation of temporary security measures e.g. patrols, K9 units, temporary cameras
  • Monthly, annual, and ad-hoc reporting

The role will include supporting O&M field staff and contractors remotely and undertaking occasional site visits in the UK as necessary. Some work outside office hours may be required when necessary to support the service.

Accountabilities

Reporting to the O&M Security Manager, you will:

  • Monitor compliance with maintenance schedules and organise preventive maintenance tasks accordingly and highlighting anything overdue
  • Carry out administrative duties including filing maintenance reports to internal and client folders
  • Review maintenance inspection reports, compile summaries and ensure necessary follow-up actions are taken with internal and external stakeholders
  • Compile, generate and issue quotations for repairs and additional upgrade works where required
  • Liaise with sub-contractors for delivery of security repairs and upgrade work
  • Raise purchase orders and ensure invoices are issued in an accurate and timely manner
  • Tracking and manage budgets to optimise resources and spending
  • Analysis of maintenance KPIs and highlighting trends and anomalies
  • Monitor connection status of security systems and organise repairs/responses where necessary
  • Organise and track temporary security measures including patrols, K9 units, PID systems, temporary cameras
  • Maintain lines of communication with the client and key stakeholders
  • Support contractual reporting of security status to clients as required
  • Support monthly & annual reporting tasks
  • Maintaining a Computerised Maintenance Management System (CMMS) and other quality management tools as necessary
  • Support the onboarding of new sites and provide input for defect lists
  • Contribute and attend to department cost-saving activities and other company initiatives
  • Partially deputise for the O&M security manager when required
  • Any other duties as required by the business needs

Knowledge

  • Basic knowledge of electrical or security system concepts is highly desirable or alternatively a keen interest and willingness to learn such concepts
  • Technical knowledge of the relevant security technology areas would be an advantage

Skills

  • Microsoft Office (Word, Excel and PowerPoint)
  • Strong attention to detail
  • Excellent communication skills both verbal and by email
  • Strong organisational skills
  • Ability to maintain a positive attitude
  • Ability to work under time pressure

Experience

  • A coordination or administrative background is desirable
  • Experience of maintenance procedures or operational assets is desirable
  • Experience with security systems is desirable

At RES we celebrate difference as we know it makes our company a great place to work. Encouraging applicants with different backgrounds, ideas and points of view, we create teams who work together to solve complex problems and design practical solutions for our clients. Our multiple perspectives come from many sources including the diverse ethnicity, culture, gender, nationality, age, sex, sexual orientation, gender identity and expression, disability, marital status, parental status, education, social background and life experience of our people.

#LI-GF1

#LI-Hybrid

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