mechanical Jobs in District of Columbia

1 - 20 of 939 Jobs

Senior Mechanical Engineer - CMTAJob Title - Senior Mechanical Engineer - CMTA

Legence Therma LLCCompany Name - Legence Therma LLC

•

Arlington, Virginia, USA

Full-time

CMTA, a Legence company CMTA is one of the fastest growing engineering firms in the U.S. with nationally recognized expertise in sustainable, high performance building engineering. We are a collaborative, competitive, innovative, and energetic group of engineers and team leaders who incorporate a holistic approach towards consulting engineering, performance contracting, and zero energy projects. We focus on finding engineers whose personalities lead them to excellence, and we provide exceptiona

Senior Mechanical Engineer P.E.Job Title - Senior Mechanical Engineer P.E.

JobotCompany Name - Jobot

•

Washington, District of Columbia, USA

Full-time

Senior Mechanical Engineer PE - (MEP Consulting Engineers) Hybrid + Profit Sharing This Jobot Job is hosted by: Tony Barhoum Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $110,000 - $155,000 per year A bit about us: We are a multi-disciplined engineering firm with over 25 offices across the US. We specialize in MEP Engineering, Energy Efficiency & Building Optimization, Civil/Structural, Architecture, and Planning for new construction, re

Junior Mechanical EngineerJob Title - Junior Mechanical Engineer

LeidosCompany Name - Leidos

•

Springfield, Virginia, USA

Full-time

The Multi-Domain Solutions (MDS) division at Leidos is seeking a Junior Mechanical Engineer who will support the planning, design, and analysis of mechanical systems-primarily Heating, Ventilation, and Air Conditioning (HVAC)-for mission-critical operations in government, commercial, and institutional facilities. Working under the guidance of senior engineers, this role involves assisting with system layout, equipment selection, energy modeling, and construction documentation. The ideal candidat

Mechanical Engineer - (MEP / Design-Build Consulting Engineers)Job Title - Mechanical Engineer - (MEP / Design-Build Consulting Engineers)

JobotCompany Name - Jobot

•

Vienna, Virginia, USA

Full-time

Mechanical Engineer - (MEP / Design-Build Consulting Engineers) Immediate Need This Jobot Job is hosted by: Tony Barhoum Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $90,000 - $130,000 per year A bit about us: We are an award-winning multidisciplinary engineering firm with over 45 years of experience. We provide mechanical, electrical, and plumbing engineering services for commercial clients and the U.S. Government. Our projects range fr

Mechanical Engineer - CMTAJob Title - Mechanical Engineer - CMTA

Legence Therma LLCCompany Name - Legence Therma LLC

•

Arlington, Virginia, USA

Full-time

Senior Mechanical EngineerJob Title - Senior Mechanical Engineer

HDR, Inc.Company Name - HDR, Inc.

•

Arlington, Virginia, USA

Full-time

At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves: What is our impact on the world? Watch Our Story:' ' Each and every role throughout our organization makes a difference in our ability to change the world f

Power Generation Machinery - Mechanical Engineer, Surface MaritimeJob Title - Power Generation Machinery - Mechanical Engineer, Surface Maritime

Aduril IndustriesCompany Name - Aduril Industries

•

Washington, District of Columbia, USA

Full-time

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c

Mechanical Engineer - Energy Solutions - CMTAJob Title - Mechanical Engineer - Energy Solutions - CMTA

Legence Therma LLCCompany Name - Legence Therma LLC

•

Fairfax, Virginia, USA

Full-time

Senior Mechanical Engineer - NAVY FacilitiesJob Title - Senior Mechanical Engineer - NAVY Facilities

Apex SystemsCompany Name - Apex Systems

•

Washington, District of Columbia, USA

Full-time

Job#: 2073569 Job Description: Job Description Our client is seeking an experienced Senior Mechanical Engineer to support our work as a prime contractor on high-profile U.S. Navy facility development, recapitalization, and construction projects. Accuracy, integrity, subject matter expertise, and the ability to work well independently and with others are important traits we expect the successful candidate to possess and demonstrate. The senior engineer is responsible for providing input to comp

Mechanical Engineer Intern/Co-op Fall 2025 - Energy SolutionsJob Title - Mechanical Engineer Intern/Co-op Fall 2025 - Energy Solutions

Legence Therma LLCCompany Name - Legence Therma LLC

•

Fairfax, Virginia, USA

Full-time

Mechanical Engineer 5 - Fire ProtectionJob Title - Mechanical Engineer 5 - Fire Protection

CDM Smith (Camp Dresser & McKee, Inc.)Company Name - CDM Smith (Camp Dresser & McKee, Inc.)

•

Fairfax, Virginia, USA

Full-time

Job Description CDM Smith is an engineering and construction firm delivering legendary service, smart solutions for the environment and infrastructure, and an unmatched experience for our clients and employees. Our firm works with clients around the world to implement solutions to meet current and future needs. The successful candidate will have significant experience leading and managing the design of mechanical projects. As a member of our Infrastructure and Services Group you would contribut

Junior Mechanical EngineerJob Title - Junior Mechanical Engineer

LeidosCompany Name - Leidos

•

Chantilly, Virginia, USA

Full-time

Chief Mechanical EngineerJob Title - Chief Mechanical Engineer

LeidosCompany Name - Leidos

•

Reston, Virginia, USA

Full-time

Description Chief Engineer Are you looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. If this sounds like

Chief Mechanical EngineerJob Title - Chief Mechanical Engineer

LeidosCompany Name - Leidos

•

Reston, Virginia, USA

Full-time

Chief Engineer Are you looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. If this sounds like the type of

Senior Mechanical EngineerJob Title - Senior Mechanical Engineer

LeidosCompany Name - Leidos

•

Chantilly, Virginia, USA

Full-time

The Multi-Domain Solutions division at Leidos is seeking a Mechanical Engineer to be based on site with our Intel Community customer. This position will be responsible for designing, cost estimating, scheduling, engineering, coordination, contracting, installation oversite, inspection, and acceptance of mechanical systems/services, which include HVAC, HVAC controls, chillers, boiler, water distribution, ductwork, plumbing, and fire protection systems associated with Intel customer facilities and

Senior Mechanical Engineer - Energy Solutions - CMTAJob Title - Senior Mechanical Engineer - Energy Solutions - CMTA

Legence Therma LLCCompany Name - Legence Therma LLC

•

Fairfax, Virginia, USA

Full-time

Mechanical Design EngineerJob Title - Mechanical Design Engineer

Radiance TechnologiesCompany Name - Radiance Technologies

•

Suitland-Silver Hill, Maryland, USA

Full-time

Radiance Technologies is an employee-owned company with benefits that are unmatched by most companies. Employee ownership, generous 401K and profit sharing, health/dental/life/vision insurance benefits, interesting assignments, educational reimbursement, competitive salaries, and a pleasant work environment combine to make Radiance Technologies a great place to work and succeed. Radiance Technologies is searching for a talented Mechanical Design Engineer to construct CAD models of detailed 3-di

Mechanical EngineerJob Title - Mechanical Engineer

Radiance TechnologiesCompany Name - Radiance Technologies

•

Suitland-Silver Hill, Maryland, USA

Full-time

Radiance Technologies is an employee-owned company with benefits that are unmatched by most companies. Employee ownership, generous 401K and profit sharing, health/dental/life/vision insurance benefits, interesting assignments, educational reimbursement, competitive salaries, and a pleasant work environment combine to make Radiance Technologies a great place to work and succeed. Radiance is seeking a Mechanical Engineer who will advance signature production and analysis in support of our client

Mechanical EngineerJob Title - Mechanical Engineer

General DynamicsCompany Name - General Dynamics

•

Manassas, Virginia, USA

Full-time

Basic Qualifications Requires a Bachelor's degree in Mechanical Engineering, or a related Science, Engineering or Mathematics field. Also requires 2+ years of job-related experience or a Master's degree. Agile experience preferred. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to t

Advanced Mechanical EngineerJob Title - Advanced Mechanical Engineer

General DynamicsCompany Name - General Dynamics

•

Manassas, Virginia, USA

Full-time

Basic Qualifications Requires a Bachelor's degree in Mechanical Engineering, or a related Science, Engineering or Mathematics field. Also requires 5+ years of job-related experience, or a Master's degree plus 3 years of job-related experience. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is required/obtainable within a reasonable amount of time from hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility require