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Parsons Corporation Senior Mechanical Engineer in Lexington, Kentucky

In a world of possibilities, pursue one with endless opportunities. Imagine Next!

When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with intelligent, diverse people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We’ve got what you’re looking for.

Job Description:

Ready to put your skills to work on Technical or Engineering projects? Are you great with people and have willingness to work hard to get the job done? Parsons is seeking a candidate with a desire to enhance the fabric of our community.


Completes a wide variety of difficult engineering assignments, applying engineering techniques and analyses within one discipline. The Senior Mechanical Engineer at this level is a fully qualified professional, proficient in the utilization of most engineering theories and practices. Some assignments involve CAE (computer aided engineering)/CAD (computer aided design) applications. Willingness to travel or relocate to supplier, client, or construction site locations, is expected.


  • Independently develops and/or supervises production of Engineering Mechanical HVAC (wet and dry side) and plumbing Contract Documents that meet customer quality requirements. The Engineer shall be able to manage a mechanical project from inception through completion. This includes defining the problem, establishing the work scope, preparing the budget and schedule, planning the work, providing technical direction, and reporting the work status.

  • Completes a variety of assignments such as Mechanical HVAC and Plumbing drawings, technical construction specifications, and other materials suitable for procurement and construction purposes, utilizing CAE/CAD as applicable.

  • Prepares standard Mechanical HVAC and Plumbing engineering computations, material quality takeoffs, estimates, surveys, and designs.

  • Reviews subcontractor and supplier drawing submittals and assists in performing technical bid analyses.

  • Prepares and issues Mechanical HVAC and Plumbing specifications, data sheets, and other construction documents.

  • Provides input and technical guidance to CAD Designer/Drafters, Designers, and lower-level Engineers working on the same project.

  • Design the sequence of removal for existing equipment and replacement with new AC units while maintaining facility function including required temperatures and humidity (that includes coordination with civil, architectural, plumbing and electrical related work)

  • Design the installation process of the temporary units, ductwork remodel, controls, building management system, all for operational facilities.

  • Write technical construction specifications, identify critical installations, and provide mitigation plans.

  • Design HVAC systems for electronics equipment rooms: ceiling and below floor air distribution, office area, federal government critical facilities, refrigerant piping accessories and calculations, understanding power requirements.

  • Travel to job-sites to perform pre-design site surveys, participate in pre-construction meetings, and provide commissioning support for HVAC systems.

  • Serve as the subject-matter expert (SME) on all mechanical systems.

  • Performs other responsibilities associated with this position as may be appropriate.


  • 4-year degree in Mechanical Engineering and 8+ years of related work experience in HVAC and Plumbing design.

  • Engineer-in-Training (EIT) Certificate desired. PE highly desired.

  • Experience generating airflow diagrams and selecting appropriate HVAC equipment and duct work for the site application.

  • Experience performing heat load calculations and pressure drop calculations using engineering software.

  • Experience modernizing existing facilities. This includes designing plans temporary AC while new system is being installed such that critical facilities experience zero down time.

  • Experience working at critical FAA facilities preferred, but not required.

  • Federal Government experience is preferred.

  • Working knowledge of CAD (MicroStation preferred) systems and other PC software packages typically associated with engineering is required.

  • Working knowledge of BIM systems (Revit, Navisworks, etc.) is preferred.

  • Ability to pass an FAA background check for a position of public trust is mandatory.

  • Familiar with the following:

  • ASHRAE, SMACNA, and other industry standard

  • Central plant heating and cooling systems

  • Mechanical, plumbing, fire protection and building codes

  • HVAC Instrumentation and Controls

Minimum Clearance Required to Start:

Not Applicable/None

This position is part of our Federal Solutions team.

Our Federal Solutions segment delivers resources to our US government customers that ensure the success of missions around the globe. Our diverse, intelligent employees drive the state of the art as they provide services and solutions in the areas of defense, security, intelligence, infrastructure, and environmental. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation's most critical assets, from Earth to cyberspace. Throughout the company, our people are anticipating what’s next to deliver the solutions our customers need now.

Salary Range:

$83,300.00 - $168,700.00

We value our employees and want our employees to take care of their overall wellbeing, which is why we offer best-in-class benefits such as medical, dental, vision, paid time off, Employee Stock Ownership Plan (ESOP), 401(k), life insurance, flexible work schedules, and holidays to fit your busy lifestyle!

Parsons is an equal opportunity employer committed to diversity, equity, inclusion, and accessibility in the workplace. Diversity is ingrained in who we are, how we do business, and is one of our company’s core values. Parsons equally employs representation at all job levels for minority, female, disabled, protected veteran and LGBTQ+.

We truly invest and care about our employee’s wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest—APPLY TODAY!About Us

Parsons is a digitally enabled solutions provider focused on the defense, security, and infrastructure markets. With nearly 75 years of experience, Parsons is uniquely qualified to deliver cyber/converged security, technology-based intellectual property, and other innovative services to federal, regional, and local government agencies, as well as to private industrial customers worldwide.

Parsons is an equal opportunity, drug-free employer committed to diversity in the workplace. Minority/Female/Disabled/Protected Veteran/LGBTQ+.

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