Senior Mechanical Design Engineer

Dyddiad hysbysebu:	05 Rhagfyr 2025
Cyflog:	£50,000 i £60,000 bob blwyddyn
Gwybodaeth ychwanegol am y cyflog:	50000 - 60000
Oriau:	Llawn Amser
Dyddiad cau:	04 Ionawr 2026
Lleoliad:	M1 4PB
Cwmni:	EQUANS
Math o swydd:	Parhaol
Cyfeirnod swydd:	899572003

Crynodeb

​Equans is looking for a Senior Mechanical Design Engineer (Decarbonisation & Energy Solutions) to join our team in Manchester. This is a full-time role on offer is a competitive salary, and benefits package.The Senior Mechanical Design Engineer is responsible for the delivery of high-quality mechanical designs and technical support across decarbonisation and sustainable retrofit projects. This includes the design and optimisation of HVAC systems, heat pumps, and building automation systems, supporting the full project lifecycle from early feasibility through to construction and commissioning. What will you deliver?Mechanical Design & EngineeringStrong technical grounding in mechanical building services design to integrate low-carbon energy solutions, such as heat pumps, heat recovery systems, high-efficiency HVAC, thermal storage, and demand-led controls for sustainable retrofit in commercial, public-sector, and mixed-use buildings.Proven experience in heat pump design and integration, including hybrid systems and low-temperature heating solutions.Ability to integrate mechanical systems with electrical infrastructure and low-carbon technologies for retrofit and new-build projects.Sound understanding of electrical building services to enable effective coordination.Competent in detailed design from RIBA Stage 2 to 5, including heating and cooling load calculations, ancillary equipment sizing and selection, ductwork and pipework sizing, schematics, schedules, DSEAR assessments, and technical reports. Participating and contributing to HAZOP and LOPA discussions/ meetings.Experience with heat networks and utilities, from feasibility through to applications and connection design.Proficient in AutoCAD and good working knowledge of BIM workflows (Revit desirable).Support energy modelling and system performance simulations using IES, Energy Pro, and other tools.Ability to lead mechanical design packages on multi-disciplinary projects.Ability to check, QA, and sign off mechanical designs in accordance with CIBSE Guides, BS EN standards, UK Building Regulations (Part L, Part F, Part G), and relevant industry codes. Design Management & Team DevelopmentUndertake design, coordination, and management, integrating mechanical and energy systems for seamless project execution.Produce and develop technical reports, drawings, and specifications.Comfortable leading client and contractor discussions, including technical presentations.Experienced in Design & Build and Traditional procurement routes.Able to mentor junior engineers and enhance team capability.Strong organisational skills, able to manage multiple concurrent projects and deadlines.Commercial awareness to support bids, scopes of work, and fee proposals.Assist in identifying design risks and contribute to risk mitigation, manage the risk registers. Project and Risk SupportManage designs and support end-to-end project lifecycle delivery, helping to ensure projects are delivered on time and within budget.Conduct design reviews, ensuring design solutions meet performance, safety, and regulatory standards. What can we offer you?On offer is a competitive salary, and benefit package, which includes;25 days annual leave (+ public holidays)Life Cover equivalent to 2 times annual salaryEmployee discount shopping schemes on major brands and retailersGym membership discountsCycle to work schemeHoliday purchase scheme2 corporate social responsibility days per yearBroad range of learning opportunities, such as professional qualifications, collective/individual training, and personalized support programmesAttractive Employee Referral Rewards SchemeAccess to our growing employee networks24/7 Employee Assistance Program and access to mental wellbeing app Who are you?Experience:Experience in design and design management, risk assessment, and project delivery of sustainable retrofit, low-carbon technologies, and energy efficiency projects.Proficiency in design-, energy modelling- and simulation software such as IES, Energy Pro, PVsol, Termis, NEMO, and Netsim.Experience working across full RIBA stages on multidisciplinary teams.Experience in public sector or funding-driven decarbonisation projects such as PSDS and WH/ SHDF. Qualifications:Degree in Mechanical Engineering or Building Services Engineering (BEng or equivalent).Chartered Engineer status (CEng) or working towards.Strong experience in design management, risk assessment, and project delivery of sustainable retrofit, low-carbon technologies, and energy efficiency projects.Experience working across full RIBA stages on multidisciplinary teams.Experience in public sector or funding-driven decarbonisation projects such as PSDS and WH/ SHDF.Strong background in mechanical building services design, supported by practical experience or equivalent knowledge. Who are we?In the UK & Ireland, Equans is a provider of sustainable facilities management and regeneration, and cutting-edge energy and digital services. Our 15,000 employees combine these activities to deliver decarbonisation across the built environment and help businesses, communities, public sector organisations and government to accelerate the transition to a low carbon, resilient world. Globally, Equans is a world leader in the energy and services sector with operations in 20 countries, 90,000 employees working on 5 continents and a turnover of 19.2 billion euros in 2024. Equans is a subsidiary of the Bouygues group.Our ambitionAt Equans, we are driven by our ambition to be recognised for our operational excellence and as the best place to work for our employees. This commitment extends to achieving global and sustainable performance through Impact, ensuring that everything we do aligns with our core values—Accountability, Respect, Team Spirit, and Service Focus. We take ownership, act with integrity, and set high standards. We listen, support, and care for one another. We collaborate and build trust to achieve shared goals, always striving to meet our customers' needs in a proactive and pragmatic way. These values shape our culture, strengthen our community, and inspire us to deliver excellence every day.What's next? If this role is of interest to you, please click below to register, apply, and track your progress! A member of our Resourcing Team will review your application and be in touch. As part our commitment to better reflect the markets within which we operate, we encourage applications from women, ethnically diverse individuals and people with disabilities, along with all candidates who identify with protected characteristic groups under the Equality Act 2010. At Equans we’re committed to delivering a culture where everyone’s voice is heard and supported. We know the value a diverse workforce creates, delivering better results for our people, customers, and stakeholders. Diversity and inclusion is at the core of what we do, should you join Equans you’ll find a welcoming and open workplace where you’re supported and encouraged to be your true self at work. You’ll also have access to our growing employee networks including AccessAbility (representing those with physical and mental disabilities), Encompass (representing the LGBTQ+ community), RISE (representing people from ethnic backgrounds), Veterans & Reservists, WOMEN Together (representing women in Equans), Working Parents, and Young Professionals.For this role, you must have evidence of the right to work in the UK. Unfortunately, we are not able to offer a re-location package with this job role. Certain roles may require applicants to undergo a Disclosure check, as noted in the role requirements. The Equans Resourcing Team manage this requirement. Agency involvement is not required. All related enquiries should come to the resourcing team not direct to Equans Managers.