mechanical engineer Jobs in district of columbia

21 - 40 of 81 Jobs

Senior Mechanical Engineer - ONSITEJob Title - Senior Mechanical Engineer - ONSITE

General DynamicsCompany Name - General Dynamics

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Falls Church, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: Hardware Engineering Job Qualifications: Skills: Hardware Engineering, Machine Building, Mechanical Engineering, Motion Control, Technical Drawings Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Hardware Engineer Senior with GDIT.

Senior Mechanical EngineerJob Title - Senior Mechanical Engineer

Salas O'Brien Engineers IncorporatedCompany Name - Salas O'Brien Engineers Incorporated

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Bethesda, Maryland, USA

Full-time

Senior Mechanical Engineer Our Bethesda Office is looking for a Sr. Mechanical Engineer with design experience in HVAC. You will be providing engineering design, evaluation, and planning of mechanical systems for healthcare, science & technology, education, and commercial projects. At Salas O'Brien we tell our clients that we're engineered for impact. This passion for making a difference applies just as much to our team as it does to our projects. That's why we're committed to living our values

Mechanical EngineerJob Title - Mechanical Engineer

Salas O'Brien Engineers IncorporatedCompany Name - Salas O'Brien Engineers Incorporated

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Bethesda, Maryland, USA

Full-time

Mechanical Engineer- Bethesda, MD Our Bethesda, MD office has an opening for a talented Mechanical Engineer who would like to work on diverse projects. The Mechanical Engineer will provide engineering design, evaluation, and planning of mechanical systems. The candidate will have the opportunity to work on projects in a variety of market sectors, such as healthcare, science & technology, education, and commercial projects. In this role, you will: Provide engineering design, evaluation, and plann

MECHANICAL ENGINEERJob Title - MECHANICAL ENGINEER

U.S. Coast GuardCompany Name - U.S. Coast Guard

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Glen Burnie, Maryland, USA

Full-time

Summary This position is located in the Department of Homeland Security, United States Coast Guard, Machinery Engineering Branch, Engineering Services Division, Baltimore, MD. Promotion Potential: If this position is filled at a level below the full performance level, the selectee may be promoted without further competition. This implies no promise or guarantee of a promotion. This job is open to The public U.S. Citizens, Nationals or those who owe allegiance to the U.S. Clarification from

Mechanical Engineer - CMTAJob Title - Mechanical Engineer - CMTA

Legence Therma LLCCompany Name - Legence Therma LLC

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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

Mechanical Engineer/DesignerJob Title - Mechanical Engineer/Designer

Salas O'Brien Engineers IncorporatedCompany Name - Salas O'Brien Engineers Incorporated

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Tysons, Virginia, USA

Full-time

Mechanical Engineer/Designer At Salas O'Brien we tell our clients that we're engineered for impact. This passion for making a difference applies just as much to our team as it does to our projects. That's why we're committed to living our values every day: inspiring, achieving, and connecting as shared owners of our success with a focus on a sustainable future. Building for the long-term means that all of our team members can expect to work on amazing projects with a people-first approach to p

Mechanical Engineer IIJob Title - Mechanical Engineer II

Leonardo DRSCompany Name - Leonardo DRS

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Germantown, Maryland, USA

Full-time

Job ID: 112342 DRS RADA Technologies, a subsidiary of Leonardo DRS, is focused on proprietary radar solutions and legacy avionics systems supporting the defense industry globally. The company is a global pioneer of AESA tactical radars for active military protection, counter-drone applications, critical infrastructure protection, and border surveillance. Job Summary We are looking for a Mechanical Engineer to design, develop, and support mechanical and electro-mechanical systems. Responsibilit

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

Legence Therma LLCCompany Name - Legence Therma LLC

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Fairfax, Virginia, USA

Full-time

Mechanical Engineer Intern/Co-op Spring 2026Job Title - Mechanical Engineer Intern/Co-op Spring 2026

Legence Therma LLCCompany Name - Legence Therma LLC

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Arlington, Virginia, USA

Full-time

Senior Mechanical EngineerJob Title - Senior Mechanical Engineer

HDR, Inc.Company Name - HDR, Inc.

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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

Mechanical Engineer Intern/Co-op Spring 2026 - CMTAJob Title - Mechanical Engineer Intern/Co-op Spring 2026 - CMTA

Legence Therma LLCCompany Name - Legence Therma LLC

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Arlington, Virginia, USA

Full-time

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

Legence Therma LLCCompany Name - Legence Therma LLC

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Fairfax, Virginia, USA

Full-time

Senior Mechanical Engineer 1 - NuclearJob Title - Senior Mechanical Engineer 1 - Nuclear

Sargent & Lundy LLC.Company Name - Sargent & Lundy LLC.

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Elkridge, Maryland, USA

Full-time

Description This is a senior level mechanical engineering position that will provide you with a variety of interesting and challenging responsibilities. We are looking for candidates with experience in the analysis, design, and licensing requirements of mechanical and nuclear systems and components for nuclear power plants. You will be involved in nuclear power plant systems design, including preparation or review of: Modification packages for operating nuclear power plantsSystem and Componen

Lead Mechanical Engineer 1 - NuclearJob Title - Lead Mechanical Engineer 1 - Nuclear

Sargent & Lundy LLC.Company Name - Sargent & Lundy LLC.

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Elkridge, Maryland, USA

Full-time

Description You will be involved in nuclear power plant systems design, including preparation or review of: Modification packages for operating nuclear power plantsFunctional mechanical drawings and/or drawings for nuclear power plant systemsEngineering analyses and evaluations to support modifications and operation of plant systemsTechnical specifications and procurement documents for plant equipmentVendor bid evaluations for plant equipmentStudies and options evaluations for modifications to

Mechanical Engineer w/OCONUS TravelJob Title - Mechanical Engineer w/OCONUS Travel

NightwingCompany Name - Nightwing

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Sterling, Virginia, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Senior Mechanical Engineer 1 - NuclearJob Title - Senior Mechanical Engineer 1 - Nuclear

Sargent & Lundy LLC.Company Name - Sargent & Lundy LLC.

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Remote

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.)

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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

Senior Mechanical Engineer (10+ years)Job Title - Senior Mechanical Engineer (10+ years)

Coffman Engineers, Inc.Company Name - Coffman Engineers, Inc.

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Fulton, Maryland, USA

Full-time

Company Description At Coffman Engineers, we serve as both prime consultant and sub consultant on projects large and small, including commercial, retail, institutional, government, industrial, and project/construction management. Incorporated in 1979, we have employees in more than 20 locations serving clients across the United States and overseas. To meet client objectives and to integrate our many disciplines, we can create teams comprised of civil, structural, mechanical, electrical, fire p

Lead Mechanical Engineer 1 - NuclearJob Title - Lead Mechanical Engineer 1 - Nuclear

Sargent & Lundy LLC.Company Name - Sargent & Lundy LLC.

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Remote

Full-time

Lead Mechanical Engineer 1 (Power Uprates) - NuclearJob Title - Lead Mechanical Engineer 1 (Power Uprates) - Nuclear

Sargent & Lundy LLC.Company Name - Sargent & Lundy LLC.

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Remote

Full-time

Description Our electric power generation clients are seeking to increase the power output of their existing power plants to meet the electric demands. This is expanding work in the nuclear industry. You will work on major systems, equipment and plant process in the following areas: Perform consulting level work for power uprates in the nuclear industry.Interface with clients and project teams to present technical discussions and project status.Develop engineering proposals and cost estimates.M