Mechanical Engineer - HVAC

Freese and Nichols, Inc.

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Fort Worth, Texas Atlanta, Georgia Until 8/22/2026 4+ years exp First posted April 12, 2025 Last posted April 6, 2026
Job description

Freese and Nichols, Inc. is seeking a professional Mechanical Engineer to join our Facilities group. Our Mechanical and Plumbing team provides a wide variety of services to the water and wastewater industry, municipal, government, federal, educational facilities, commercial, and private practice clients. As a mechanical engineer, you will leverage your technical experience to successfully execute and deliver projects from inception to successful start-up and turnover. In this role, you will work with multi-discipline and highly interactive teams to deliver study, design, and construction phase services to our clients. To be successful in this role, you should demonstrate strong leadership abilities, interpersonal skills, communication skills, teamwork, and organizational skills.

Responsibilities:

  • Serve as HVAC & plumbing engineer for facilities, pump stations, treatment plants, and drainage structures
  • Perform design and review calculations of others and seal drawings and reports, understand basic HVAC and plumbing design principles and sign documents per the state board of Professional Engineers sealing regulations and industry standard of care
  • Ability to work independently and mentor junior staff
  • Maintain effective communication with client, client’s staff, regulatory agencies and within project teams
  • Participate in business development activities including engineering scope and fee preparation and proposal preparation
  • Eagerly, earnestly, and proactively seek answers and assistance necessary to perform tasks and meet deadlines within budget
  • Occasional travel to client sites

Qualifications

Qualifications and experience:

  • Bachelor’s degree in Mechanical Engineering (or equivalent)
  • 4+ years’ experience in HVAC and/or Plumbing engineering
  • Professional Engineer (PE) license
  • Ability to self-direct and work on multiple assignments at once while meeting project deliverable dates and completing other task-driven assignments
  • Demonstrated technical proficiency in HVAC and plumbing design per industry standards (ASHRAE, ASPE, IBC, NFPA)
  • Excellent written and oral communication skills

Preferred:

  • 6+ years’ experience in HVAC/Plumbing engineering
  • Project management experience
  • Pump station and treatment plant HVAC/plumbing engineering experience
  • Demonstrated technical proficiency in client-specific A/E standards and processes (federal UFCs and UFGS, city and state of employment processes)
  • CxA certification and/or commissioning and energy efficiency services experience

About Freese and Nichols

At the heart of our culture is our LEADS values (Learn continuously, Engage as family, Act with integrity, Deliver quality, and Serve always).  Each year, our employee engagement survey confirms that our leaders and our employees live our values.

We strive to be the firm of choice for clients and employees through innovative approaches, practical results, and outstanding service.  For more than 130 years, we have been planning and designing the infrastructure our communities need:  developing water supplies, designing roadways and bridges, preparing for natural disasters, and much more.

Besides our comprehensive benefits package (see more at Benefits That Work for You), we offer paid overtime for salaried employees, an annual bonus, and access to company cabins in Red River, New Mexico and Banner Elk, North Carolina.  We are proud of our flexible work environment which includes a hybrid schedule with up to 40% of remote work, and an alternative work schedule program which provides a day off every other Friday.

Join our team of 1,300+ employees as we grow from Virginia to Colorado. Learn more about working here at Working at Freese and Nichols.

Freese and Nichols is firmly committed to Equal Employment Opportunity (EEO) and prohibits employment discrimination for employees and applicants based upon race, color, religion, sex, sexual orientation, gender identity, national origin, age, pregnancy, genetic information, disability, status as a protected veteran, or any other protected category under applicable federal, state, and local laws.

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About this role

Summary

Design, review, and seal HVAC and plumbing systems for various facilities.

Job title

Mechanical Engineer - HVAC

Experience level

4+ years

Minimum experience

4+ years exp

Industry

engineering

Location requirements

Multiple locations in the US, hybrid/remote work allowed.

Salary

Not specified

Management role

No

Skills & keywords

Required skills

Mechanical EngineeringPE licenseHVAC designplumbing designindustry standards

Preferred skills

6+ yearsproject managementpump stationtreatment plantclient standards

Specializations

HVACplumbingdesignmechanical
Locations

Structured locations inferred from the posting.

United States

Remote Country

Fort Worth, TX, USA

Work arrangement unknown City

Atlanta, GA, USA

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Houston, TX, USA

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Denton, TX, USA

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Dallas, TX, USA

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Tampa, FL, USA

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San Antonio, TX, USA

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Raleigh, NC, USA

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Austin, TX, USA

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