Apprentice Field Service Engineer - South

Why Work at Clarke

Our work is guided by our purpose: creating an energy-resilient world for a better future. This purpose embodies the legacy we bring, with more than 100 years as the global leader in energy resilience, delivering solutions critical to sustain and improve life.

Our teams have the opportunity to provide a critical resource – energy – that ensures safety, security, and independence for people around the world. Our team members are focused on pushing boundaries, continuing to innovate in an ever-changing landscape, and keeping up with the pace required to create solutions for today’s world demands.

Our product range includes engines, generators, power conversion, UPS systems, EV components and electrification solutions, microgrid controls and management, and clean energy solutions that serve a broad spectrum of OEM, residential, industrial, and commercial customers. At Rehlko, you have the freedom to identify, create, and deliver solutions – large and small – that help people and communities thrive in the moments that matter.

At Rehlko, our team members are the essential energy that powers our organization’s success. We are committed to fostering a safe and sustainable work environment where safety is everyone’s responsibility. We empower every team member to actively participate in our Zero Is Possible safety culture by encouraging open communication, proactively reporting hazards, following protocols, and suggesting improvements. Join us in creating an energy resilient world for a better future!

What We Offer

At Rehlko, our Total Rewards programs are designed to accelerate growth, energize performance, and support a culture of inclusion at every stage of life and work. We offer total rewards that are easily understood, recognize results, enable career mobility, and reflect our commitment to valuing diverse needs in a fast-moving world. We provide:

• Competitive compensation and benefits

• Work-life flexibility

• Recognition and rewards

• Development and career opportunities

• A safe and inclusive workplace

Why You Will Love this Job

Apprentice Service Engineer - South (Based in Uxbridge)

Clarke Energy — Powering a Sustainable Future

Location: Various UK Regions
Programme Length: 4 Years
Department: Field Service
Reports to: Area Service Manager

Shape Your Future with Clarke Energy

At Clarke Energy, we are committed to developing the next generation of engineering talent. As a global leader in gas‑fuelled power generation and a trusted Rehlko company, we deliver high‑efficiency, low‑emission energy solutions across the world.

Our people are at the heart of our success — and we are now offering a fantastic opportunity for enthusiastic individuals to begin their engineering career with us as an Apprentice Service Engineer to be based in our South Team.

About the Apprenticeship

This structured 4‑year programme combines hands‑on technical training with academic study. You will work alongside experienced Field Service Engineers to develop the mechanical, electrical and diagnostic skills needed to maintain gas engines and generator sets across a wide range of customer sites.

You’ll gain valuable real‑world experience, industry‑recognised qualifications and the foundations of a rewarding long‑term career.

What You Will Do

As an Apprentice Service Engineer, you will:

• Support our Field Service Engineers with routine servicing, fault‑finding, strip‑downs and rebuilds of gas‑fuelled engines and ancillary equipment.
• Assist with mechanical and electrical breakdown call‑outs under supervision.
• Learn to uphold Clarke Energy’s high standards of customer service, personal presentation and site housekeeping.
• Complete all college‑based learning and coursework in line with the apprenticeship timetable.
• Work safely at all times, following all company Health, Safety & Environmental procedures.
• Carry out additional tasks that support your development and the needs of the Field Service Team.

Who We’re Looking For

Essential Requirements

• Minimum 5 GCSEs (A–C / 4–9) including Maths, English and Science (or equivalent).
• Genuine interest in engineering, demonstrated through hobbies, projects or work experience.
• Good IT and interpersonal skills.
• Willingness to travel and occasionally work unsociable hours or stay away from home when required.
• Currently undertaking driving lessons.

Desirable

• Engineering‑related work experience or school placement.
• Full UK driving licence.

Personal Attributes

We are seeking individuals who are:

• Trustworthy, reliable and hardworking.
• Enthusiastic, willing to learn and responsive to feedback.
• Friendly, polite and professional when engaging with colleagues and customers.
• Flexible team players with a positive, “can‑do” attitude.
• Capable of organising their own tasks and managing time effectively.

Why Join Clarke Energy?

• Work with a leading global energy engineering company.
• Learn from experienced engineers and mentors.
• Excellent training, development and career progression opportunities.
• Supportive, inclusive and safety‑driven culture.
• Opportunities to work with cutting‑edge technology delivering sustainable power solutions.

How to Apply

If you’re ready to start your engineering career with an innovative, forward‑thinking organisation, we’d love to hear from you.

Apply now via the Clarke Energy Careers Portal or contact our HR team for more information.

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, are important cultural components that shape the way we work and relate to one another. Learn more about Clarke at https://www.rehlko.com/who-we-are. In addition to the investment in your development, Clarke offers a comprehensive package with competitive salaries and a range of additional benefits.

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, promote equal opportunities in every aspect of our process.

Our Values

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