Power Resilient Power Delivery Engineer

About The Role

Working hours: Monday - Friday, 08:00 - 17:00

Key Responsibilities

• Design and implement control systems for generator, power distribution, and fuel delivery applications.
• Develop breaker logic, interlocks, protection schemes, and automation sequences.
• Interpret LV/HV schematics and wiring diagrams for integration and fault‑finding.
• Produce and maintain technical documentation such as I/O lists, control philosophies, and test protocols.
• Produce accurate project‑specific engineering documents and support technical delivery.
• Prepare technical briefs and review subcontractor and supplier submissions.
• Commission control systems and perform functional and performance testing.
• Manage and close out snags, defects, and testing issues.
• Support site installation, energisation, and integration activities.
• Ensure suitable RAMS are in place for all works

Essential Criteria

• Strong understanding of LV/HV schematics, switchgear control, and electrical protection.
• Experience with standby power systems (generators, UPS) and their control systems.
• Hands on experience with DSE/ComAp controllers (InteliGen, InteliSys, etc.).
• Knowledge of G99/G59 grid protection and generator paralleling (islanded and grid connected).
• Good working knowledge of BS 7671, IEC standards, and safe switching procedures.
• Ability to read and interpret electrical drawings and control schematics.
• Understanding of Health & Safety legislation and CDM responsibilities.
• Current BS 7671 qualification.
• Experience with Modbus/TCP/IP or other industrial communication protocols.

About The Company

OCS UK & Ireland is a leading facilities management company with 50,000+ colleagues and a turnover in excess of £2bn.

We deliver innovative, award-winning services within facilities management, hard services, cleaning, security and catering.

Our mission is to make people and places the best they can be for our colleagues, customers and the communities we serve.

Our commitment to doing business the right way is rooted in our TRUE values - Trust, Respect, Unity, and Empowerment.

Why Work for OCS?

• Award-Winning Employer: Ranked 36th on Glassdoor’s Best Companies to Work For 2025 — we value and motivate our people.
• Digital Learning: The OCS Academy offers digital courses and resources to help you build skills and grow your career.
• Retail Perks With our Hapi app, you can gain access to exclusive discounts, rewards and wellbeing resources.
• Professional Growth: 600+ live learners across UK&I — Empowering colleagues with further development and qualifications!
• Flexible Pay: Access a portion of earned wages before payday with our Wagestream App!

We are an equal opportunities employer and rely on a diverse workforce with a broad range of knowledge, skills, and backgrounds to deliver our goals. We offer an inclusive and welcoming environment and actively encourage applications from all individuals regardless of race, gender, nationality, religion, sexual orientation, disability, or age.

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