Senior Engineer, Mechanical (HVAC)

Come Build Your Career at Aecon!

Aecon delivers some of the most complex and impactful infrastructure projects — from transformative transportation networks to critical energy, industrial and nuclear programs. The projects we build connect communities and power future generations. With deep roots in North America and a strong footprint internationally, Aecon brings global expertise and proudly serves public and private sector clients through its Construction and Concessions segment.

Safety Always is not only our #1 core value – it is the standard that anchors our culture. We believe the most ambitious projects deserve the most committed people. At Aecon, you won’t just build your career — you’ll help build what matters to enable future generations to thrive.

At Aecon, you can count on:

• Safety Always. Our number one core value. The safety of our people, projects, partners, and stakeholders is our priority focus – today and always.
• Integrity. We lead by example, with humility and courage.
• Accountability. We’re passionate about delivering on our commitments.
• Inclusion. We provide opportunities where people feel valued, supported, and empowered to contribute fully.

We deliver infrastructure with purpose, and our people are at the heart of everything we do. Aecon employees are incredibly proud to build some of the most impactful infrastructure of this generation – we call it Aecon Proud .

At Aecon we:

• Ensure you and your family receive the services and benefits needed to support your mental, emotional, and physical well-being.

• Are intentional when it comes to investing in your development. We help you build your career and advance your skills through our Aecon University, tuition reimbursement, and Leadership Programs.

• Are committed to creating work environments focused on mutual respect, teamwork, collaboration , and new ideas, through meaningful initiatives and training, partnerships with Veteran groups, to ensure we are building with top talent and harnessing our collective strengths within every aspect of our culture.

• Operate responsibly by managing risk, safety, and environmental considerations across all our projects and surrounding communities.

Our success is built on the passion, expertise, and dedication of our people. Together, we embrace strong execution, innovation, and continuous improvement — values that come to life through the unique talents and collaborative spirit of every team member. If you’re inspired to make a difference through future-building projects, join our best-in-class team.

What is the Opportunity?

At Aecon Engineering Services Inc. (United), we are a team of engineers, builders, planners, and thinkers that design and build today’s infrastructure, for tomorrow. We come to work every day committed to drive growth and deliver projects that matter for our clients, ourselves, and our communities. Through our work in the nuclear, conventional generation, renewable and power delivery markets, we create resilient infrastructure to last generations.

In December 2024, United Engineers and Constructors was acquired by Aecon Group Inc. Aecon and United have a proven working relationship and the United team continues to operate in the market as an engineering, procurement and construction (EPC) company.

We’re seeking an enthusiastic senior level Mechanical HVAC Engineer with experience supporting Power Generation and heaving industrial projects in either our Mt. Laurel, NJ or Charlotte, NC offices. The successful candidate will have experience in HVAC and plumbing system design/modification along with a working knowledge of fire protection systems.

Responsibilities include managing the mechanical (HVAC) project activities from conception to construction including onsite support. The successful candidate can look forward to projects including simple and combined cycle powerplants, nuclear projects, and plant retrofits throughout the United States that require all facets of mechanical (HVAC) engineering and design.

What You'll Do Here:

• Design of heating, ventilation, air-conditioning (HVAC) and plumbing systems serving heavy commercial, industrial, and power industries.
• Working knowledge of fire protection systems to support specification development, code review and basic suppression design.
• Perform equipment sizing, thermal load, ductwork sizing, piping pressure loss, potable water, and sanitary calculations.
• Develop procurement specifications, prepare engineering drawings such as piping and instrument diagrams (P&ID), airflow diagrams, plumbing riser diagrams, equipment plan, piping orthographic and ductwork layout drawings.
• Develop material and workhour estimates as needed to support proposal development.
• Exercise sound engineering judgment in assessing problem situations or complex issues, review completed work to ensure accuracy and compliance with codes and design criteria.

What You Bring to The Team:

• Bachelor of Science degree in Mechanical Engineering from a four-year accredited college or university.
• Excellent communications skills (verbal and written).
• Minimum 8 years of experience with the design of HVAC systems serving the power industry, heavy industrial and commercial industries.
• Experience with Plumbing and Fire Protection within the power and heavy industrial industries are a plus.
• Must be a licensed professional engineer (PE)
• Strong computer analysis skills.
• Able to perform in a fast-paced environment.
• Great problem solving, planning and organizational skills.
• Ability to prioritize tasks and work with timelines

Pay and Benefits:

Pay Range: $100,000 - $150,000 per year

Individual pay is determined based on several factors, including work location, education, experience, unique skills and job conditions. Other considerations may include certifications, specialized training, and the complexity or scope of the role.

• Health Insurance Benefits (Comprehensive Plan- Dental/Medical/Vision)
• 401K (comprehensive match plan)
• Paid Vacation - (vacation/wellness days)
• Health and Wellness Home Benefit - (wellness subsidy for fitness/health)
• Tuition Reimbursement - (strong career growth support for approved degrees, diplomas and courses)
• Green Home Energy Benefit ( A subsidy that can be used for approved green home energy expenses)

Aecon fosters belonging within and across our organization. We consider all applicants for positions without regard to race, color, religion, sex, national origin, age, mental or physical disabilities, veteran status, and all other characteristics protected by law.

We are committed to adhering to the objectives and requirements outlined in the Equal Employment Opportunity Commission (EEOC), and to meeting the accessibility needs of persons with disabilities in a timely manner, through the implementation of the requirements of the EEOC and its applicable regulations. Appropriate accommodation under the EEOC will be provided upon request throughout the interview and hiring process.