Senior Engineer, Mechanical (HVAC)

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 constructionincluding 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 Base Salary Range: $100,000.00 - $150,000.00 Individual pay isdeterminedbased on several factors, including work location, education, experience, uniqueskillsand job conditions. Other considerations may include certifications, specialized training, and the complexity or scope of the role. Benefits Include: 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)

Created: 2026-03-13