Field Service Engineer - Midlands

Why Work at Clarke

Why Work at Clarke: Our work is guided by our purpose of creating an energy‑resilient world for a better future. With more than 100 years as the global leader in energy resilience, we deliver solutions critical to sustaining and improving life. Our teams provide the vital resource—energy—ensuring safety, security, and independence worldwide. We push boundaries, innovate in a changing landscape, and keep up with the pace required to meet today’s demands. Our product range includes engines, generators, power conversion, UPS systems, EV components, electrification solutions, microgrid controls, clean energy solutions for OEM, residential, industrial, and commercial customers. At Rehlko, you have the freedom to identify, create, and deliver solutions that help people and communities thrive.

What We Offer

• Competitive compensation and benefits
• Work‑life flexibility
• Recognition and rewards
• Development and career opportunities
• A safe and inclusive workplace

Field Service Engineer – Midlands

Location: Midlands, with occasional UK travel

Are you an experienced service engineer looking for a role where your technical expertise has real impact across a diverse regional portfolio? Clarke Energy is recruiting a Field Service Engineer to support customers across the Midlands, ensuring the reliability, efficiency and performance of gas engines and associated plant equipment. This is a hands‑on role offering variety, autonomy and the backing of a globally recognised energy business.

About The Role

Your role will focus on keeping customer sites operating safely and efficiently through high‑quality maintenance, fault‑finding and corrective works. You’ll deliver scheduled servicing, respond to breakdowns when required, and work proactively to minimise downtime and unnecessary cost.

Key Responsibilities

Maintenance & Troubleshooting

• Carry out planned and preventative maintenance to maximise engine availability and reliability
• Respond to out‑of‑hours callouts, diagnosing faults and restoring plant performance efficiently
• Collect, label and dispatch oil samples in accordance with agreed procedures
• Select, order and manage parts effectively, returning unused items to minimise waste
• Maintain accurate van stock and report shortages to the Area Manager

Customer & Team Support

• Build strong, professional relationships with customers across the region
• Communicate clearly with the Area Manager, customers and subcontractors to ensure smooth site operations
• Complete service documentation accurately and within agreed timescales

Tools & Equipment

• Maintain company tools and equipment to a high standard, ensuring cleanliness and calibration
• Uphold excellent site standards, presentation and housekeeping

Supervision & Training

• Support apprentices and new starters through mentoring and on‑the‑job guidance

Health, Safety & Environment

• Work in full compliance with health, safety and environmental requirements at all times

What We’re Looking For

• Strong engineering background with experience working on gas engines and associated systems
• Electrical and mechanical engineering capability
• Gas Safe registered
• Confident IT skills to support reporting and documentation
• Ability and willingness to coach and support others

Personal Attributes

• Professional, reliable and safety‑focused
• Flexible and adaptable to changing priorities and locations
• Customer‑focused with strong communication skills
• Organised, proactive and able to manage workload independently
• Resilient under pressure and committed to continuous improvement

Essential Qualifications & Experience

• Minimum of 5 years’ service engineering experience
• NVQ Level 3 or City & Guilds in Electrical or Mechanical Engineering
• Apprentice‑trained engineer
• Gas Safe registration
• Full UK driving licence
• Willingness to travel across the Midlands, work unsociable hours and stay away from home when required

Desirable

• Experience working on gas engines
• Knowledge of CHP or power generation environments

What’s in it for you?

• Competitive hourly rate with overtime paid at 1.5x basic rate
• Paid daily travel time (up to 30 minutes each way)
• On‑call rota participation with call‑out fee
• 25 days’ annual leave plus 8 Bank Holidays
• Holiday buy and sell scheme (up to 5 additional days)
• 7 % company pension contribution
• Company van provided
• Comprehensive training programme on Jenbacher engines and systems delivered at our Liverpool Training Centre

About Us

Clarke proudly offers a rich history steeped in creativity and commitment to our associates and communities, along with competitive benefits and compensation. Our Purpose—Creating an energy resilient world for a better future—and Values: Curiosity, Trust, Pace, and Excellence, shape how we work and relate to one another. Learn more at https://www.rehlko.com/who-we-are. In addition to the investment in your development, Clarke offers a benefits package including a competitive salary, health, vision, dental, 401(k) with Rehlko matching, and more!

Our Values

• Curiosity – Seek, learn, share
• Trust – Go farther together
• Pace – Focus to go faster
• Excellence – Find the win every day

Clarke is an equal opportunity employer that prohibits discrimination and will make decisions regarding employment opportunities, including, but not limited to, hiring, job assignment, compensation, promotion, benefits, training, discipline, and termination, without regard to race, creed, color, ethnicity, religion, sex, pregnancy, childbirth, or related medical conditions, genetic information, age, national origin, citizenship, ancestry, caste, mental or physical disability, marital or familial status, sexual orientation, gender identity or expression, genetic information, political belief or affiliation, union membership status, military status, veteran status, or any other characteristic protected by national, state, local, or other applicable laws.

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