Senior Mechanical Engineer

Position Overview

With our ongoing success in business growth, we are expanding our Engineering team and have a new opportunity for a Senior Mechanical Engineer to join us in the development of engineering solutions for a wide range of clean technologies and renewable projects. The successful candidate will lead work assignments covering all technical analysis and deliverables for our customers in both public and private sectors.

This involves on‑site energy audit, outline design and scoping, detailed design, liaising and managing technical specialist and sub‑contractors, report writing and presentation. The ideal candidate must have a good level of engineering expertise, possess strong technical design skills, have a sound track record in designing building heating systems including ASHPs and be willing to travel nationwide. The role will involve a high percentage of local Bristol based projects, with hybrid working from our Bristol office.

• Develop engineering outline design with a focus on air source heat pumps (ASHPs) & building services, including equipment sizing and layout, system performance and operation parameters, control philosophy, outline system drawings, pipe sizing, constructability assessment, risk assessment, and design programmes.
• Develop process and mechanical engineering deliverables including heat and mass balances, mechanical schematics / P&’s, 2D/3D layouts, PFD’s and equipment/instrument schedules, and BMS operating strategies.
• Manage sub‑contractors to deliver, or self‑deliver detailed design, undertaking design reviews, and providing technical support during construction and commissioning.
• Manage feasibility studies, techno‑economic analysis, energy modelling, and energy saving calculations.
• Produce outline engineering work packages and scope of work documents for contractors to provide pricing.
• Carry out energy audits and site surveys at potential customer sites to identify and develop opportunities for technical solutions including, but not limited to, ASHPs, energy conservation measures (ECM), and renewables.
• Assume overall responsibility for the development of projects throughout their life cycle, covering High Level Assessments (HLA), Investment Grade Proposals (IGP), or FEED (Front End Engineering Design) and Detailed Design.
• Liaise with client stakeholders and attend regular client project meetings.
• Preparation of technical reports, presentation and all project supporting documentation detailing buildings, building systems, data analysis results and energy savings opportunities.
• Mentor junior engineers, supporting their development and skills.
• Experience working on UK Public Sector Tender Frameworks including PSDS, ReFiT, LHC, Essentia, CEF, and SNDEE advantageous.
• Perform other duties as assigned.

• Experience working in mechanical engineering or building services, and decarbonisation.
• Engineering degree, or equivalent preferably in Chemical, Mechanical.
• Achieved or working towards Incorporated engineer status, or Chartered.
• Strong understanding and experience applying engineering principles associated with building services and heat pumps.
• Awareness of current industry guidance, such as CIBSE, Building Regulations, and legislation.
• Demonstrated lead development skills including the ability to building project scopes and assess constructability of systems.
• Proficient in Microsoft Office Suite in particular Excel, Word, & PowerPoint.
• Excellent verbal, written and presentation skills.

• The successful candidate will be enthusiastic, confident and have a flexible approach to work.
• They will be customer focused, passionate about energy engineering, renewable energy and decarbonisation.
• They should be able to demonstrate good organisational skills including the ability to multi‑task, prioritise work under pressure and complete within deadlines.
• Proven ability to manage and complete complex engineering projects in a timely, cost‑effective and customer focused manner.
• The job requires the willingness to travel across the UK and abroad, while based in our Bristol office on a hybrid basis.

We are proud of our comprehensive and competitive employee benefits, including people‑oriented insurance, investment, and incentive plans.

Ameresco is an Equal Opportunity Employer.