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Salary
≈ $105k – $213k per year (Estimated)
Location
In office (Nashville)
Seniority
Principal · 20+ years exp
Visa
No sponsorship (stated in the posting)

Confirmed on the employer's own hiring board on Nov 1, 2026. First seen by Alion on Sep 30, 2026.

Overview
Company
Impact
Profile match
Founded in 1956, Dewberry is a professional services enterprise specializing in architecture, engineering, geospatial mapping, environmental consulting, and construction services. Headquartered in Fairfax, Virginia, United States, the company serves government agencies, commercial real estate developers, municipal authorities, healthcare institutions, and defense clients nationwide. Through its multidisciplinary capabilities - encompassing civil infrastructure engineering, resilient water management, geospatial data collection and LiDAR processing, disaster recovery planning, and sustainable building design - it delivers integrated technical solutions to modernize communities and public infrastructure.

Job Description

Mechanical Subject Matter Expert/Principal Engineer

Step into a pivotal role at Dewberry -where your expertise will drive groundbreaking design solutions for a sustainable tomorrow!

Dewberry’s Mechanical, Electrical, Plumbing, and Structural (MEPS) team includes a large group focused on design services for nationwide clients in specialized facility types and specialized design services. Our experience includes high-performance buildings, hospitals, net zero/renewable energy technologies, microgrid and energy resilience design, and a broad set of other MEPS services. Our MEPS team contains subject matter experts (SME), many of whom are in leadership roles in international professional organizations such as ASHRAE. Our repeat clients include universities, healthcare systems, state, local, and federal government agencies, and large global industrial manufacturers, among others. Our MEPS service line is ranked #30 nationally among MEP Giants.

Because our backlog continues to grow and energy market transformation is accelerating demand for our engineering expertise, we are seeking a Mechanical SME/Principal Engineer to join our Nashville office. As a Principal SME/Mechanical Engineer, you will be responsible for providing technical and operational guidance and training/mentoring of our design resources in all areas of work we do associated with Mechanical engineering. Assist the Business Unit Manager and Service Line Leader in the development and implementation of growth strategies. Assist the Project/Client Managers by providing technical guidance to help meet the client’s desires and budget. Work with a team of engineers on a variety of private, public, and federal projects. In addition to working with mechanical engineers, you will team with architectural, electrical, structural, and other disciplines to provide full-range services to our local, regional, and national clients. In short, you will provide technical leadership and business guidance associated with mechanical engineering to accomplish our project commitments and growth objectives. This role reports to the Business Unit Manager.

Dewberry is a leading, market-facing professional services firm with more than 60 locations and 2,500 professionals nationwide. What sets us apart from our competitors is our people. At Dewberry, we seek out exceptional talent and strive to deliver the highest quality of services to our clients. Whether you’re an experienced professional or a new graduate, you’ll have the chance to collaborate with the best and brightest and work on innovative and complex projects at the forefront of the industry. Our commitment to excellence stems from our personal integrity and from other defining attributes, which we call “Dewberry at Work,” that have inspired our employees to be successful for more than a half-century.

Responsibilities

The Mechanical SME/Principal Engineer will be responsible for growing, mentoring, and developing the mechanical staff in a way that allows each individual and our collective MEPS team to achieve maximum potential.

More specifically:

  • Technical Management: Ensure Mechanical discipline managers provide timely and adequate guidance and quality oversight, including code review, of all project work involving mechanical engineering.
  • Technical interface with code officials and contractors.
  • Technical training and development of staff related to mechanical engineering.
  • Engineer of Record on select projects as needed.
  • Staff Development Oversight: Ensure Mechanical discipline managers are providing adequate technical training and development of staff by providing guidance and mentoring of managers.
  • Standards Development Oversight: Ensure Mechanical discipline managers are establishing and improving standards, practices, guidelines, and specifications for their Mechanical discipline area. Principal shall lead the development of their office Mechanical standards and coordinate those standards through the Chief Engineer across offices.
  • Quality Management: Ensure Mechanical discipline managers are consistently applying and complying with corporate quality management processes and procedures.
  • Active member/leader of local and national technical organizations (e.g. ASHRAE); present at conferences - industry thought leader.
  • Recruitment and development of technical staff and project managers to deliver project commitments.
  • Provide “on-the-spot” advice and decisions - technical and cost estimates. The principal engineer is the top mechanical engineer in an office.
  • Consultation with clients related to their project goals, design concepts and solutions, and project economics.
  • Evaluation of project opportunities and Go/No Go determination based on technical qualifications, resource availability, and alignment with business strategy and portfolio.
  • Coordinates with client/project managers and department managers within an office to resolve Mechanical engineering conflicts.
  • Consultation with senior leadership on development and implementation of growth strategies.
  • Office Organizational Management: Assist the Office/Business Unit Manager to ensure successful office operations, including advice on staff organizational structure and office procedures.
  • Office Operations: Supervise all Mechanical discipline managers within an office or business unit for successful intra-office operations, by actively helping those department managers that report to you smoothly run their departments
  • Service Line Operations: Assist the Chief Engineer in leading MEPS Service Line’s Mechanical community of practice to ensure successful inter-office mechanical operations, by actively participating in the community of practice events and performing delegated tasks from the Chief.

Required Skills & Required Experience

    • Licensed Professional Engineer (P.E.) or ability to obtain licensure through reciprocity (example through Comity) within the State in which the position is posted within six (6) months.
    • 20+ years experience.
    • Experience should include technical oversight of multiple projects with proven success in meeting contract specifications and achieving high performance and growth of a team.
    • Self-motivated with highly developed verbal, written, and interpersonal skills.

Do not meet every single requirement? At Dewberry, we are dedicated to building a diverse, inclusive, and authentic workplace for our employees. So, if you are excited about this role, but your experience doesn’t align perfectly with every qualification in the position description, we encourage you to apply anyways. You may just be the right candidate for this or other opportunities.

*At this time, Dewberry will not sponsor a new applicant for work authorization.

*Dewberry is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected veteran status, gender identity or sexual orientation.

*Only recipients of an offer of employment from Dewberry, will be required to submit to a background screening which may include, but is not limited to, employment verification, educational and other credential verification, driving record check, criminal background check, and an investigative consumer report. These screenings will be conducted by Dewberry’s background vendor of choice and will be conducted in compliance with all applicable federal, state, and local law.

Notice to Third Party Recruiters: Dewberry only compensates for job placement recruiters that have a valid Dewberry-approved written agreement in place for recruiting services. Dewberry does not compensate third party recruiters for unsolicited job placement candidate information.

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