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Mechanical Engineer Contractor Jobs in Washington

Markon

Mechanical Engineer

Falls Church, VA · On-site

$125K - $150K/yr

Ensure mechanical systems and designs align with applicable building codes, local ordinances ... Collaborate with customers, architects, engineers, contractors, and other stakeholders while ...

Markon

Mechanical Engineer

Falls Church, VA

$125K - $150K/yr

Collaborate with customers, architects, engineers, contractors, and other stakeholders while ... Bachelor's degree in Mechanical Engineering or a related engineering discipline * 5+ years of ...

Markon

Mechanical Engineer

Falls Church, VA · On-site

$125K - $150K/yr

Ensure mechanical systems and designs align with applicable building codes, local ordinances ... Collaborate with customers, architects, engineers, contractors, and other stakeholders while ...

Architect of the Capitol

Mechanical Engineer

Washington, DC · On-site +1

$120K - $156K/yr

Applies mechanical engineering knowledge and techniques to observe, examine, measure, analyze, map ... Contractor Oversight * Serves as Contracting Officer's Technical Representative (COTR). Prior to ...

Booz Allen Hamilton

Mechanical Engineer

Mclean, VA · On-site

$86K - $198K/yr

Provide mechanical engineering review, coordination, and oversight for operations, maintenance ... Provide technical guidance and assistance on contracting and construction issues, direct design ...

Booz Allen Hamilton, Inc.

Mechanical Engineer

Mclean, VA · On-site

$86K - $198K/yr

Mechanical Engineer The Opportunity: Provide mechanical engineering review, coordination, and ... Provide technical guidance and assistance on contracting and construction issues, direct design ...

Booz Allen Hamilton

Mechanical Engineer

Mclean, VA · On-site

$86K - $198K/yr

Mechanical Engineer The Opportunity: Provide mechanical engineering review, coordination, and ... Provide technical guidance and assistance on contracting and construction issues, direct design ...

Booz Allen Hamilton

Mechanical Engineer

Chantilly, VA

$86K - $198K/yr

Mechanical Engineer The Opportunity: Provide mechanical engineering review, coordination, and ... Provide technical guidance and assistance on contracting and construction issues, direct design ...

Booz Allen Hamilton, Inc.

Mechanical Engineer

Mclean, VA · On-site

$86K - $198K/yr

Provide mechanical engineering review, coordination, and oversight for operations, maintenance ... Provide technical guidance and assistance on contracting and construction issues, direct design ...

Booz Allen Hamilton

Mechanical Engineer

Mclean, VA · On-site

$86K - $198K/yr

Mechanical Engineer The Opportunity: Provide mechanical engineering review, coordination, and ... Provide technical guidance and assistance on contracting and construction issues, direct design ...

Booz Allen Hamilton

Mechanical Engineer

Chantilly, VA · On-site

$86K - $198K/yr

Mechanical Engineer The Opportunity: Provide mechanical engineering review, coordination, and ... Provide technical guidance and assistance on contracting and construction issues, direct design ...

Booz Allen Hamilton, Inc.

Mechanical Engineer

Mclean, VA · On-site

$86K - $198K/yr

Mechanical Engineer The Opportunity: Provide mechanical engineering review, coordination, and ... Provide technical guidance and assistance on contracting and construction issues, direct design ...

Booz Allen Hamilton

Mechanical Engineer

Mclean, VA · On-site

$86K - $198K/yr

Provide mechanical engineering review, coordination, and oversight for operations, maintenance ... Provide technical guidance and assistance on contracting and construction issues, direct design ...

Booz Allen Hamilton, Inc.

Mechanical Engineer

Mclean, VA · On-site

$86K - $198K/yr

Provide mechanical engineering review, coordination, and oversight for operations, maintenance ... Provide technical guidance and assistance on contracting and construction issues, direct design ...

Markon

Mechanical Engineer

Falls Church, VA · On-site

$100K - $115K/yr

Working alongside experienced engineers, project managers, trade personnel, and contractors, this role will support the design, coordination, inspection, and execution of mechanical and facility ...

Gromelski & Associates

Mechanical Engineer

Manassas, VA · On-site

$95K - $140K/yr

Mechanical Engineer Gromelski and Associates, Inc. (GAI) partners with prime contractors to provide professional services. Key service areas include Engineering Design and Documentation; Software ...

Ryde Technologies, LLC

Mechanical Engineer

Herndon, VA · On-site

We are looking for a Mechanical Engineer to manage and supervise the Mechanical Design Department ... Attend construction meetings, review shop drawings, respond to contractor RFI's * Conduct punch ...

Markon

Mechanical Engineer

Falls Church, VA

$100K - $115K/yr

Working alongside experienced engineers, project managers, trade personnel, and contractors, this role will support the design, coordination, inspection, and execution of mechanical and facility ...

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Showing results 1-20

All JobsMechanical Engineer Contractor JobsMechanical Engineer Contractor Jobs in Washington

Mechanical Engineer Contractor information

See Washington salary details

$51.5K

$116.5K

$188.6K

How much do mechanical engineer contractor jobs pay per year?

As of Sep 1, 2026, the average yearly pay for mechanical engineer contractor in Washington is $116,519.00, according to ZipRecruiter salary data. Most workers in this role earn between $92,300.00 and $143,300.00 per year, depending on experience, location, and employer.

What is a mechanical engineer contractor?

Mechanical Engineer Contractors are professionals who provide specialized engineering services on a contract basis rather than as permanent employees. They design, develop, and oversee the installation and maintenance of mechanical systems in various industries, such as manufacturing, construction, or energy. Contractors are typically hired for specific projects or to address temporary skill gaps within an organization. Their work may include tasks like equipment design, HVAC system planning, or process optimization. Mechanical Engineer Contractors must possess strong technical skills, adaptability, and often need to manage multiple projects simultaneously.

What are the key skills and qualifications needed to thrive as a mechanical engineer contractor?

To thrive as a Mechanical Engineer Contractor, you need a solid background in mechanical engineering principles, project management, and often a relevant engineering degree with professional licensure (such as PE). Familiarity with CAD software, simulation tools, and industry-specific codes or standards is typically required. Strong problem-solving abilities, effective communication, and adaptability set successful contractors apart. These skills ensure projects are completed accurately, efficiently, and in compliance with safety and regulatory requirements.

What are some common challenges mechanical engineer contractors face when working on multiple projects concurrently?

Mechanical Engineer Contractors often manage several projects at once, which can present challenges such as balancing competing deadlines, adapting to different client expectations, and quickly familiarizing themselves with diverse industry standards. Strong organizational skills and proactive communication are essential for keeping projects on track and ensuring quality deliverables. Additionally, contractors must be adept at quickly building rapport with new teams and stakeholders to facilitate smooth collaboration and project success.

What is the difference between Mechanical Engineer Contractor vs Mechanical Engineer?

AspectMechanical Engineer ContractorMechanical Engineer
CredentialsTypically requires a bachelor's degree in mechanical engineering and relevant certifications; contractors often hold professional engineer (PE) licenses.Requires a bachelor's degree in mechanical engineering; licensure may be preferred or required for certain roles.
Work EnvironmentUsually works on temporary projects, often on-site at client locations, with flexible or contract-based employment.Works in permanent positions within companies, engineering firms, or manufacturing environments.
Employer & Industry UsageHired by companies or clients for specific projects; common in consulting, construction, and manufacturing sectors.Employed directly by organizations or firms as full-time staff.

In summary, Mechanical Engineer Contractors are typically hired for temporary, project-based work and often hold specific certifications, while Mechanical Engineers are usually employed full-time within organizations. Both roles require similar educational backgrounds but differ mainly in employment type and work setting.

Can mechanical engineers work as contractors?

Yes, mechanical engineers can work as contractors, often providing specialized engineering services on a project basis. Contract roles may require relevant certifications, technical skills, and the ability to work independently or with a team in various environments. Many contractors work on short-term projects, offering flexibility and expertise to employers without full-time employment commitments.

What are popular job titles related to Mechanical Engineer Contractor jobs in Washington?

For Mechanical Engineer Contractor jobs in Washington, the most frequently searched job titles are:

What job categories do people searching Mechanical Engineer Contractor jobs in Washington look for?

The top searched job categories for Mechanical Engineer Contractor jobs in Washington are:

What cities in Washington are hiring for Mechanical Engineer Contractor jobs?

Cities in Washington with the most Mechanical Engineer Contractor job openings:

Mechanical Engineer Contractor jobs near you
Infographic showing various Mechanical Engineer Contractor job openings in Washington as of August 2026, with employment types broken down into 100% Full Time. Highlights an 56% In-person, and 44% Remote job distribution, with an average salary of $116,519 per year, or $56 per hour.

Mechanical Engineer

Markon

Falls Church, VA • On-site

$125K - $150K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 17 days ago

Job description

Description
Markon is building a talent pool of Mechanical Engineers to support future Intelligence Community facility and infrastructure projects. This pipeline opportunity is intended to identify qualified candidates to provide mechanical engineering expertise throughout the planning, design, and execution of construction and infrastructure efforts. Selected candidates will be considered for future openings supporting safe, compliant, reliable, and mission-ready facilities aligned to customer priorities.
Responsibilities
  • Support facility and infrastructure projects by performing mechanical engineering analyses, evaluating design needs, and developing practical engineering recommendations.
  • Manage and coordinate mechanical engineering efforts from planning through completion, including reviewing drawings, specifications, calculations, and technical documentation for accuracy, constructability, and compliance.
  • Recommend design modifications and engineering solutions to address technical issues, site constraints, and evolving project requirements.
  • Ensure mechanical systems and designs align with applicable building codes, local ordinances, federal regulations, engineering standards, and customer requirements.
  • Provide technical expertise across HVAC, plumbing, building automation, energy management, and related facility mechanical systems.
  • Collaborate with customers, architects, engineers, contractors, and other stakeholders while preparing clear technical reports, assessments, recommendations, and presentations.
  • Support multiple concurrent projects and priorities in a fast-paced, mission-focused environment.

Qualifications
  • U.S. citizenship required
  • Ability to obtain and maintain a TS/SCI clearance with Polygraph
  • Bachelor's degree in Mechanical Engineering or a related engineering discipline
  • 5+ years of progressive mechanical engineering experience
  • Experience performing technical engineering analyses for facility, infrastructure, or construction projects
  • Demonstrated experience managing, coordinating, and executing mechanical engineering efforts from planning through completion
  • Experience evaluating mechanical designs and recommending modifications based on project requirements and site conditions
  • Strong knowledge of mechanical engineering principles, building codes, industry standards, local ordinances, and applicable federal regulations
  • Experience collaborating with customers and multidisciplinary project teams
  • Ability to manage multiple priorities and stakeholders in a fast-paced project environment
  • Strong analytical, problem-solving, written, and verbal communication skills

Desired
  • Professional Engineer (PE) license
  • Experience with ICD 705 construction standards and requirements
  • Proficiency with AutoCAD or comparable engineering design software
  • Experience with HVAC, plumbing, building automation, central utility plants, energy management, or related facility mechanical systems
  • Experience supporting federal government or Intelligence Community facilities and infrastructure
  • Familiarity with applicable mechanical and building standards, including ASHRAE and NFPA standards
  • Proficiency with Microsoft Office and developing professional technical presentations

Salary Range
USD $125,000.00 - USD $150,000.00 /Yr.
The Markon pay range for this position is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Overview
Eager to join a team where your skills are valued, your growth is nurtured, and your impact is profound? Look no further than Markon, a premier consulting firm deeply dedicated to advancing our nation's most critical missions.
At Markon, we don't just offer jobs - we offer opportunities for personal and professional transformation. Empowering our employees to lead, innovate, and excel, we foster an environment where new ideas are not just welcomed but celebrated. As a perennial Washington Post Top Workplace, we prioritize the well-being and success of our team members, ensuring they can bring their best selves to work.
Headquartered in Falls Church, Virginia, Markon has garnered national recognition for our unwavering dedication to excellence in serving the intelligence community, as well as federal civilian and defense agencies. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.
Markon values people and the tremendous impact each individual can make - which is why we're consistently recognized as one of the best places to work in federal government consulting. Here, you can help solve the nation's most important challenges, surrounded by colleagues who help you grow, advance, and succeed. We are deeply dedicated to what matters - bringing out the best in each other to advance our clients' missions.
Join us and make a meaningful impact.
Markon is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, national origin, age, protected veteran status, or disability status. This job posting will remain open until the position is filled.
Benefits Offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Training and Tuition Assistance, Paid Time Off, and Holidays

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