Mechanical Engineer

Weston & Sampson is seeking a mid-career HVAC Engineer 5-15 years of experience to join our MEP team in any Weston & Sampson New England office. This is an opportunity for a motivated professional to take on more responsibility in projects and be a significant contributor to shaping the company’s future. The ideal candidate will have experience working in a multi-discipline professional engineering firm involved in the production of contract drawings for the construction industry.

A thorough understanding of air-side, hydronic, steam, and BAC systems as they pertain to HVAC and/or central plants systems is required. Candidate shall demonstrate a working knowledge of ASHRAE design and energy standards as well as building codes. A successful candidate must be capable of working independently with minimal oversight, be able to initiate detailed coordination with other building systems disciplines, and be capable of taking mechanical concepts to implementation.

What you’ll do:

• Engineering and design documentation for both new and renovation projects for a variety of facility types within the private, public, federal, and municipal sectors.

• Design will include field investigation of existing facilities, shop drawing review, generation of reports and production of contract drawings.

• Perform HVAC and energy calculations compliant with local regulations including building load, pump sizing, and energy computer modeling Carrier HAP or similar

• Coordinating with multi-disciplinary personnel located in both local and regional offices, sub-consultants, utility companies, equipment vendors and clients.

• A successful candidate should be capable of working both independently and as part of a multidiscipline team.

What you will bring:

• BS in Mechanical Engineering

• PE license or ability to obtain a PE in any state in the United States

• Minimum of 5-15 years of relevant mechanical design and/or energy related experience

• Have strong communication skills (oral and written) and be able to remain organized with multiple concurrent projects and deadlines.

• Ability to work collaboratively.

• Active member of relevant industry associations.

• Possessing high ethical standards, committed to producing high quality deliverables, and a commitment to teamwork, respect, and integrity.

• Capable of managing multiple complex projects simultaneously and directing and overseeing junior staff work for same projects

• Capable of working safely at job sites in and around large mechanical and electrical equipment

• Revit 3D experience (or similar) and AutoCAD

• Able to travel locally in New England and occasionally the east coast of the USA for project meetings and site investigation

• Valid driver’s license

Salary Range: $125,000 - $150,000 depending on experience

Overview

Weston & Sampson is an 100% employee-owned, full-service environmental and infrastructure consulting firm made up of more than 1,000 professionals, who work together to develop innovative, cost-effective solutions for our clients. Since our founding in 1899, Weston & Sampson’s mission has been to protect, improve, and sustain the natural and built environment to enhance the quality of life. As we grow, we are seeking dedicated technical and professional individuals who want to collaborate on meaningful projects with a team that respects and values their ideas. Weston & Sampson offers a flexible work environment, competitive compensation, industry-leading benefits, and exciting career growth opportunities—all in a supportive and dynamic corporate culture that embraces diverse perspectives and recognizes people for their contributions.

Weston & Sampson is an Equal Opportunity Employer. We embrace the rich perspectives and experiences that arise from people of different races, ethnicities, cultures, sexual orientation, gender identities, ages, socio-economic statuses, abilities, and religions, as well as other untapped groups, within our Weston & Sampson family and the communities we serve. Weston & Sampson is committed to the principles of Inclusion, Diversity, Equity, and Access (IDEA). Our goal is to foster a sense of belonging and equitable representation across our organization and to empower our employees to incorporate IDEA values into the work they perform.

Your world is always changing, and so are we. Join us as we grow:

A Note to Third-Party Recruiters:

Weston & Sampson coordinates all recruiting and hiring at our company. We do not accept unsolicited resumes from third-party recruiters, staffing agencies, or related firms. Resumes are only accepted if a signed agreement is in place. All unsolicited resumes will be considered the property of Weston & Sampson. Weston & Sampson is not responsible for any fees related to unsolicited resumes.

#midlevelprofessional #seniorlevelprofessional

Job LocationsUS-NH-Manchester | US-MA-Worcester | US-NH-Manchester | US-MA-Foxborough | US-NH-Portsmouth | US-MA or NH | US-CT-Rocky Hill

Posted Date7 months ago(2/23/2026 12:32 PM)

ID 2026-3337

of Openings 1

Category Engineering