For over 50 years, our firm has been a trusted leader in mechanical design, construction, and service throughout the Northeast. We offer the perfect balance of small-team collaboration and large-scale resources. Each location operates with a strong sense of community, fostering long-term careers and professional growth.
We’re a one-stop shop for our clients — providing design-build, plumbing, heating, and full-service maintenance solutions that extend from new construction through post-installation support. Our reputation is built on quality craftsmanship, integrity, and lasting relationships with our customers and employees alike.
We are seeking an HVAC Design Engineer to join our collaborative design team. In this role, you’ll help bring innovative building systems to life — from concept and design to field implementation. You’ll work closely with clients, general contractors, and internal project teams to ensure designs meet performance, efficiency, and safety standards.
Develop HVAC system designs, layouts, and specifications for a variety of commercial and industrial projects.
Collaborate directly with project managers, clients, and contractors to ensure seamless project execution.
Conduct load calculations, equipment selections, and energy efficiency analyses.
Prepare construction documents, submittals, and project documentation.
Provide design support throughout installation and commissioning phases.
Assist with estimating, budgeting, and proposal development for new projects.
Stay current with applicable codes, standards, and sustainable design practices.
Family-Oriented Culture: Work in an environment built on trust, respect, and collaboration.
Visible Impact: See your designs come to life through hands-on project engagement.
Autonomy & Flexibility: Hybrid scheduling and the freedom to manage your workflow.
Long-Term Stability: Join a company with 50+ years of consistent growth and success.
Career Growth: Access to mentorship, training, and continuing education.
We offer one of the most competitive total rewards packages in the industry:
Comprehensive Health, Dental, and Vision Insurance
Life & Disability Insurance
401(k)
Car Allowance
Annual Bonus Based on Company Profitability
Tuition Reimbursement & Paid Licensure Fees
Employee Discounts
Ongoing Training & Professional Development
Be part of a company where your work matters — where your designs shape communities and your ideas are valued. Here, you’ll find a supportive team, rewarding projects, and a career path designed for long-term success.
If you have any question contact 573-415-1103 or hannah.loethen@gogpac.com
All qualified applicants will receive consideration without regard to race, age, color, sex (including pregnancy), religion, national origin, disability, sexual orientation, gender identity, marital status, military status, genetic information, or any other status protected by applicable laws or regulations.
GPAC (Growing People and Companies) is an award-winning search firm specializing in placing quality professionals within multiple industries across the United States since 1990. We are extremely competitive, client-focused and realize that our value is in our ability to deliver the right solutions at the right time.
HVAC Design Engineer • New Haven, Connecticut, United States
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