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Mechanical Design Engineer

Job in Fairfax, Fairfax County, Virginia, 22032, USA
Listing for: TAI
Full Time position
Listed on 2026-05-01
Job specializations:
  • Engineering
    Mechanical Engineer, Building Services Engineer, Civil Engineering, Energy Engineer
Salary/Wage Range or Industry Benchmark: 75000 USD Yearly USD 75000.00 YEAR
Job Description & How to Apply Below

About The Role

As a Mechanical Engineer at TAI, you will serve as a technical linchpin in the Mechanical Engineering division, transforming complex client needs into high-performance HVAC, plumbing, and fire protection designs. You will transition from high-level engineering analysis and code research to the hands-on creation of detailed construction documents and Revit models across diverse sectors like life sciences and mission-critical infrastructure. This role offers the autonomy to own individual tasks while collaborating across disciplines to drive projects from preliminary scope through to construction administration.

As a Mechanical Engineer at TAI, you will serve as a technical linchpin in the Mechanical Engineering division, transforming complex client needs into high-performance HVAC, plumbing, and fire protection designs. You will transition from high-level engineering analysis and code research to the hands-on creation of detailed construction documents and Revit models across diverse sectors like life sciences and mission-critical infrastructure. This role offers the autonomy to own individual tasks while collaborating across disciplines to drive projects from preliminary scope through to construction administration.

About

TAI

TAI brings together engineering, construction, systems integration, on-site services, and technical services — combining proven execution with trusted expertise to support clients across the entire project lifecycle. Team members at TAI are capable, well-rounded, flexible, and optimistic. We have found that the best employees are the ones who recognize the importance of what they do and the ones who let that guide them in the actions they take.

More than any skill, we seek people who make decisions that support the common good. We work for our clients, and we work for one another.

Here’s a Glimpse Into Your Day To Day
  • Supporting multiple projects.
  • Collaborating and coordinating with other engineering disciplines and stakeholders.
  • Conducting field surveys and documenting existing conditions.
  • Researching applicable codes and industry standards.
  • Performing engineering analysis.
  • Preparing engineering calculations.
  • Developing preliminary and detailed engineering designs.
  • Performing mechanical design and drafting.
  • Creating drawing specifications.
  • Collaborating with vendors for equipment selections.
  • Completing design quality control checklists, monitoring progress of assigned tasks, and notifying managers of scope changes.
  • Developing skills to direct Engineer I and/or designers for creation of drawings.
You’ll Be a Perfect Fit If You Have
  • Bachelor’s degree from an accredited university in Mechanical Engineering.
  • Fundamentals of Engineering (FE) certification or ability to take FE exam.
  • LEED accreditation is preferred.
  • Minimum 2 years of mechanical engineering design experience on relevant projects. Applicable design experience includes creating construction documents for HVAC air side, and plumbing systems, with working knowledge in at least one of these areas.
  • Minimum 2 years of experience preparing heating and cooling load calculations.
  • Minimum 2 years of experience performing ductwork or piping pressure drop calculations.
  • Minimum 2 years of experience working in Revit, including setting up jobs, and designing mechanical and/or plumbing systems.
  • Minimum 1 year of experience preparing basic equipment selections for HVAC or plumbing equipment.
  • Ability to perform field work that will include walking, kneeling, sitting, standing, climbing stairs and/or ladders.
  • Willingness to travel to client sites.
  • Willingness to work in the office at least two days per week.
  • Willingness to work in a team environment.
  • Ability to gather and organize information and documentation.
  • Ability to multitask.
  • Excellent verbal and written communication skills, a positive work attitude, and willingness to learn new skills.
Compensation And Benefits
  • Pay: $75, annually (depending on experience)
  • Annual Profit Sharing Bonus (variable)
  • PTO and Paid Holidays
  • Health Benefits:

    Employee through family level coverage for medical, dental, and vision insurances. Company funded life and long-term disability insurances. Short Term Disability, FSA, HSA, EAP, and supplemental life insurances (employee – family) are also available!
  • 401(k) with employer match
Other Offerings
  • The opportunity to make a real impact on a variety of industry-leading projects.
  • The ability to balance your work and family activities.
  • Flexible work schedule
  • Work in a dynamic and collaborative environment that values creativity and innovation.
  • A chance to learn and grow alongside some of the brightest minds in engineering.
  • Professional Development, Tuition Reimbursement, and Association Membership Reimbursements.
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