Mechanical Engineer

Overview A company based in Ireland that provides energy efficiency and sustainability solutions to businesses. It helps clients optimise energy usage and meet sustainability goals through a combination of technical expertise, innovative solutions, and comprehensive project management.
Role Watt Footprint is seeking a client-facing, detail-oriented Project Manager (Mechanical Engineering) to lead the mechanical engineering scope of our energy efficiency and sustainability projects. This role is pivotal in ensuring the successful delivery of mechanical systems from initial design through to on-site implementation, working closely with clients, contractors, and our internal teams. You will act as the key point of contact for mechanical engineering elements, ensuring systems are high-performing, innovative, and aligned with each client’s sustainability and energy goals.
You will manage the full lifecycle of the mechanical workstream, including system design, contractor coordination, site visits, installation oversight, and commissioning - ensuring technical excellence and client satisfaction throughout.
While the role is remote, candidates must be based in Ireland , possess a full driver’s licence, and be available for monthly in-person company training events.
Key Responsibilities Own and manage the mechanical engineering aspects of energy efficiency projects from concept to completion, ensuring alignment with project goals and timelines
Serve as the primary client-facing representative for mechanical systems, effectively managing client expectations and communications
Conduct on-site assessments and manage relationships with contractors and subcontractors during implementation and commissioning phases
Design, specify, and optimise mechanical systems, including HVAC, heat pumps, and other energy-efficient technologies
Develop detailed technical documentation and project specifications for mechanical installations
Collaborate closely with project managers, electrical engineers, and energy consultants to integrate mechanical systems into holistic project designs
Ensure all mechanical designs comply with building regulations, safety standards, and environmental guidelines
Provide hands-on technical oversight during installation, testing, and troubleshooting phases
Monitor system performance post-installation to ensure effectiveness and client satisfaction
Required Skills & Experience Bachelor's degree in Mechanical Engineering or related field
5+ years of relevant experience, ideally in energy efficiency, HVAC, renewable energy, or sustainability projects
Proven experience in managing client relationships and delivering engineering solutions in a project management capacity
In-depth knowledge of mechanical systems and energy-efficient building technologies
Proficiency in CAD tools (e.g., AutoCAD, SolidWorks) and energy modelling software
Strong analytical and problem-solving capabilities
Excellent verbal and written communication skills, with the ability to explain complex systems to non-technical audiences
Comfortable working independently and as part of cross-functional teams
Highly organised, with experience managing multiple projects and site-based implementation activities
Compensation and Benefits Competitive salary and performance-based bonus structure
Flexible working hours to support work/life balance
Company laptop and WHF set up
Professional development opportunities to support career growth
Monthly team-building workshops and social events
23 days annual leave plus bank holidays and your birthday off
Our Culture At Watt Footprint, we are united by our core values
Do It Right: We ensure a holistic view, doing it right from the start and setting our team and clients up for sucess
Adapt and Innovate: We challenge the norm and adapt to achieve the best results every time
Don’t be an Activist, be an Actionist: We deliver real energy savings, taking action today for tomorrow’s success
Open and Transparent: Effective communication and a transparent, open-book approach are key to our project delivery
Team Players: We build trust and support within the team, embracing collaboration

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