Senior Project Engineer (Energy, Mechanical & Decarbonization)

Join Ecosystem and be part of a team that’s transforming how buildings use energy and power. We’re on a mission to decarbonize the built environment through bold design, heat electrification, and hands-on project delivery! If you’re a creative Mechanical Design Engineer ready to bring cutting-edge solutions in sustainable infrastructure to life, this is where your ideas shape the future!

 

At Ecosystem we believe we should be accountable for results. That’s why we've integrated engineering and construction, seeing our projects through from design concept to implementation and commissioning. And that's how we can efficiently solve complex energy and decarbonization challenges in the built environment. Here are some of the projects we've been working on recently in the US: San Diego Padres Stadium, Con Edison: Utility Thermal Energy Network; Museum of Arts and Design. 

 

Bachelor’s degree in Mechanical, Chemical, or Physics Engineering  

5–10 years of experience in design engineering or mechanical systems design, ideally within heavy Mechanical & HVAC projects

Proven track record contributing to large-scale design-build projects, with growing ownership of design scope and accountability 

Strong ability to translate theoretical expertise and technical knowledge into innovative, practical solutions through collaboration with multidisciplinary teams

Skilled in drafting technical reports, presenting proposals, and engaging directly with clients, contractors, and stakeholders

Possesses a solution-oriented mindset with the flexibility to adapt designs to unique project challenges, and experience reviewing and approving shop drawings

Familiarity with permitting processes and regulatory compliance requirements 

Develop technical concepts and associated written documentation required by the Client Acquisition Team and support the Sales Team in identifying clients’ needs 

Participate in internal and external meetings/presentations and nurture client relationships 

Your professional development is an integral part of your role. At Ecosystem, you are encouraged to continuously deepen your expertise, experiment, and think outside the box. We value boldness-where others wait for solutions to be proven, we prefer to be among the first to innovate

• End-to-end project ownership: take full accountability of projects from design to delivery and completion, with the autonomy to make decisions and see the results of your designs come to life 
• Career growth & open communication: grow in a culture of transparency and support, with direct access to leadership, and tailored development through training, mentorship, and career planning   
• Generous paid time off: minimum of 15 vacation days, 5 personal days, 10 public holidays, plus a week off to recharge during the end of year Holidays   
• Employer contribution to 401(k) and to a complete Group Insurance package with easy access to health and support through Telemedicine and Employee Assistance Program       
• Annual base salary, approximately $100,000 – $140,000, based on location and experience, with annual reviews to stay market-competitive US  
• You decide when visits are valuable - mileage and meals are covered on-site   
• More than a working tool, cell phones are provided for professional and personal use   
• Our Approach to Working Together is built on trust, collaboration, and accountability. While flexibility depends on the role, some teams have set expectations for time on-site or in the office. We come together intentionally during key moments to connect, learn, and succeed as a team   
• People-first culture: we live our values through DEI, CSR, Innovation, and Social Committees, and celebrate our shared success at events like Ecofest