Energy Jobline is the largest and fastest growing global Energy Job Board and Energy Hub. We have an audience reach of over 7 million energy professionals, 400,000+ monthly advertised global energy and engineering jobs, and work with the leading energy companies worldwide.

We focus on the Oil & Gas, Renewables, Engineering, Power, and Nuclear markets as well as emerging technologies in EV, Battery, and Fusion. We are committed to ensuring that we offer the most exciting career opportunities from around the world for our jobseekers.

Job Description

Your new company \nYou will be joining a long‑established building services subcontractor based in Nottinghamshire, delivering engineering solutions across schools, warehouses, commercial offices, and public‑sector buildings.The business is growing steadily and is investing in the development of its in‑house design team. With a supportive environment and a strong pipeline of work, this is an excellent opportunity for someone looking to build a long‑term career in mechanical building services design.\nYour new role \nAs a Junior Mechanical Design Engineer, you will support the mechanical design function across a variety of projects. This role provides hands‑on technical development, direct mentorship, and exposure to all stages of the design lifecycle.Your responsibilities will include:\n\nAssisting with mechanical calculations, drawings, and technical documentation\nSupporting the use of Revit and IES (training will be provided)\nHelping prepare design schedules, specifications, and reports\nWorking alongside senior engineers to understand design standards and compliance\nGaining exposure to client meetings, coordination, and project delivery\nSupporting project teams across multiple sectors\n\nThis is an office‑based position with structured progression pathways.\nWhat you'll need to succeed \nYou will need a genuine interest in building services engineering and the potential to develop quickly.

Suitable backgrounds include:You may come from:\n\nA mechanical site‑based background (e.g., HVAC installation, mechanical contracting, commissioning)\nA graduate background, provided your degree includes mechanical engineering modules relevant to building services\nEarly‑career mechanical engineers with transferable technical skills\n\nYou will need:\n\nAn understanding of building services principles, even if you haven't worked in the sector before\nA qualification such as a Degree/HNC/HND in Mechanical or Building Services Engineering\nStrong communication skills and willingness to learn\nA proactive, detail‑focused approach\nEnthusiasm to develop software skills including Revit and IES\n\nThis role is ideal for someone looking for a supportive environment with real progression.\nWhat you'll get in return \n£30,000 - £40,000 salary25 days annual leave\nAccess to an Employee Trust Scheme with long‑term benefits\nFull training and development in Revit, IES, and building services design\nMentorship from experienced senior engineers\nClear progression into Intermediate Mechanical Design Engineer level\nA collaborative and supportive workplace where your development is prioritised\nWhat you need to do now \n\nIf you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.\nIf this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.\n\nHays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)

If you are interested in applying for this job please press the Apply Button and follow the application process. Energy Jobline wishes you the very best of luck in your next career move.