Homepage - PJD

Who We Are

40+ Years of History

PJD is one of the UK’s leading providers of mechanical services to the biomass, energy-from-waste, petrochemical, chemical, paper, cement, food and beverage industries. PJD’s commitment to Net Zero reflects our adaptability to an evolving innovation in the energy landscape.

PJD has been part of Ropsley Ltd since the management buyout in 2016. We continue to pursue our core commitment to quality, environmental stewardship and occupational health and safety.

PJD offer full turn-key solutions from design & engineering through to manufacturing, installation and ongoing maintenance, which utilises our in-house complete integrated service offering.

What We Do

Our Capabilities

High-Pressure Coded Welding – Expertise in ISO 9609 and ASME IX certified welding, including specialist mirror welding for confined spaces.
Boiler Plant Pressure Parts – Repair, maintenance, upgrade, and replacement of high-pressure components for boilers and associated systems.
Planned & Reactive Maintenance – Nationwide service for scheduled shutdowns, turnarounds, outage support and emergency repairs.
Mechanical Installation & Upgrades – Precision installation of plant, piping, and structural components, including modifications and retrofits.
Fabrication Services – Bespoke manufacturing of components to client specification, supported by in-house engineering and design teams.
Project Management – From initial planning to final commissioning, ensuring projects are delivered safely, on time and to the highest standards.

Work With Us

Join Our Team

At PJD Mechanical Engineering, we’ve been delivering high-quality engineering solutions to the UK’s power, environmental, and industrial sectors for over 40 years. Our success is built on the skill, dedication, and innovation of our people and we’re always looking for talented individuals to help us go further.

Whether you’re an aspiring apprentice, a newcomer to the industry eager to learn, a skilled tradesperson, an experienced engineer or a project manager, you’ll find opportunities here to develop your career, work on challenging projects and make a real impact.

We offer a highly supportive, safety-focused working environment, with opportunities for training and professional development, executing work on a wide variety of projects across the UK. If you’re ready to bring your expertise and ambition to a team that values quality, teamwork and pride in a job well done, we’d like to hear from you.

Current Vacancies

Together, we tap into the power of synergy

We are one of the largest leading independent groups in the UK Power and Industrial market, supported by a team of over 250 specialists and generating an annual turnover exceeding £40 million.

We provide fully integrated solutions, encompassing steam boiler pressure part design and engineering, manufacturing, installation, servicing, and repair across diverse sectors.

Our collective expertise combines PJD’s capabilities in site installation, equipment repair, and servicing with Green’s pioneering leadership in design, engineering, and manufacturing. Together with Piper Services, Hunt, HEGS, and ACTTnow, we offer a comprehensive turnkey solution, supported by multiple UK locations and a global manufacturing reach.