Senior Mechanical Engineer jobs in Virginia

Reston, Virginia

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Today

Job Number: R0228809 Mechanical Engineer, Senior Key Role: Apply engineering physics, engineering mathematics, and materials science principles to support the design, analysis, manufacture, or maintenance of mechanical systems. Apply advanced consult ing skills or extensive technical expertise and full industry knowledge. Develop innovative solutions to complex problems. Work without considerable direction. Mentor and may supervise team members. Basic Qualifications: 8+ years of experience wit

Full-time

USD 86,800.00 - 198,000.00 per year

Senior Mechanical Engineer

Lorton, Virginia

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Today

Company Overview We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative research in the fields of sensor science, signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and augmented reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security, and related fields a

Full-time

Senior Mechanical Engineer

Reston, Virginia

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Today

The Mission Solutions Business Area at Leidos is looking for a Mechanical Engineer to join our Reston, VA based team. The successful candidate will work as a member of multi-disciplined government contractor team with a focus on research and development of characterization methodologies of aboveground and underground structures and associated infrastructure and protective design characteristics. Work will be performed in a fast-paced, high-energy environment inside a government facility. Role &

Full-time

USD 148,850.00 - 269,075.00 per year

Senior Mechanical Engineer

Remote

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Today

Description This is a remote/virtual position. Candidate can be based anywhere within the United States. Overview: Sargent & Lundy Consulting (SLC) works on behalf of clients to support electric power projects. We evaluate and optimize technical, commercial, environmental, and financial aspects of the projects for a variety of clients. Responsibilities: In this role, you will provide development support, conceptual design and owner's engineer services to clients including performing technical

Full-time

USD 116,620.00 - 179,890.00 per year

Senior Mechanical Engineer

Remote

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Today

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

Full-time

USD 150,000.00 - 165,000.00 per year

Senior Mechanical Engineer 2 - Nuclear

Remote

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Today

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

Full-time

USD 95,840.00 - 147,870.00 per year

Senior Mechanical Engineer 1 - Nuclear

Remote

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Today

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

Full-time

USD 82,380.00 - 125,860.00 per year

Senior Mechanical Engineer - Education, Living, Retail

Remote or Los Angeles, California

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Today

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than 36,000 people, in over 70 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world's most complex challenges and deliver more impact together. Role description: Arcadis is seeking a Senior Mechanical Engineer to join our Design & Enginee

Full-time

USD 110,000.00 - 175,000.00 per year

Senior Mechanical Engineer (Auxiliary)

Remote or Baltimore, Maryland

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Today

Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities Design, develop and evaluate operation of marine vessels, shipboard auxiliary systems and piping, review and develop technical data packages, provide oversight on development of machinery arrangements, conduct a

Full-time

USD 91,600.00 per year

Senior Mechanical Engineer Analyst 1 (Power Uprates) - Nuclear

Remote

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Today

Description This will be a remote Mechanical Analysis position to support Power Uprates. 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 Mechanical Analysis Engineering group. You will work on major systems, equipment, and plant process in the following areas: Develop and lead licensing basis system and component evaluations for nuclear power uprate projects.This position w

Full-time

USD 82,380.00 - 125,860.00 per year

Senior Mechanical Engineer 1 - Nuclear

Richmond, Virginia

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Today

Description This is a senior level mechanical engineering position that will provide you with a variety of interesting and challenging responsibilities. 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 specification

Full-time

USD 82,380.00 - 125,860.00 per year

Sr Mechanical Engineer - Patriot CRAF (Remote)

Remote or Tewksbury, Massachusetts

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Today

Date Posted: 2025-11-20 Country: United States of America Location: MA131: Tewksbury, MA Bldg 1 Assabet 50 Apple Hill Drive Assabet - Building 1, Tewksbury, MA, 01876 USA Position Role Type: Remote U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - t

Full-time

USD 82,000.00 per year

Senior Mechanical Engineer 1 - Nuclear

Surry, Virginia

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Today

Description This is a senior level mechanical engineering position that will provide you with a variety of interesting and challenging responsibilities. This will be an on site field support position at Surry Nuclear Power Plant. 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 t

Full-time

USD 82,380.00 - 125,860.00 per year

Senior Mechanical Engineer - Flight Simulation (Onsite)

Sterling, Virginia

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Today

Date Posted: 2025-11-03 Country: United States of America Location: HVA34: Sterling, VA 22640 Davis Dr , Sterling, VA, 20164-7104 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret Senior Mechanical Engineer - Flight Simulation (Onsite) Description: Senior level professional focused on the development, build and

Full-time

USD 90,000.00 per year

Senior Mechanical Engineer

Virginia

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Today

Job Posting Start Date 10-28-2025 Job Posting End Date 12-28-2025 Anord Mardix, a Flex company, is a global leader in critical power solutions. With facilities around the globe, Anord Mardix leads in critical power infrastructure, supporting a myriad of industries, from financial institutions to data centers. We develop skill sets, encourage curiosity, and enable empowerment - we turn jobs into careers. If this sounds interesting, we'd like to meet you. Job Summary To support our extraordinar

Full-time

SMR Senior Mechanical Systems Engineer

Remote

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Today

Job Description Summary Systems Engineering is a cross-functional engineering discipline centered on an approach, mindset, and process. All activities consider both the business and the technical needs of the customers, with the goal of providing a quality product that meets the users' needs. The Systems Engineering discipline executes a robust process of design, creation, and optimization of systems, consisting of identification and quantification of system requirements, creation of alternate s

Full-time

USD 111,200.00 - 185,400.00 per year

Senior Process Mechanical Engineer

Remote or Los Angeles, California

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Today

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than 36,000 people, in over 70 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world's most complex challenges and deliver more impact together. Role description: Our growing team in California is seeking an experienced Senior Process Mech

Full-time

USD 109,000.00 - 185,000.00 per year

Senior Industrial Water Process Mechanical Engineer / Design Manager

Remote or Novi, Michigan

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Today

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than 36,000 people, in over 70 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world's most complex challenges and deliver more impact together. Role description: Arcadis' Industrial Water Treatment and Optimization (IWTO) team is seeking

Full-time

USD 94,944.00 - 173,510.00 per year

Project Mechanical Engineer - Experience with Federal Projects

Remote or Novi, Michigan

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Today

POSITION - SENIOR MECHANICAL ENGINEER - PROJECT EXPERIENCE WITH FEDERAL PROJECTS LOCATION - HYBRID (preferred locations: Novi, MI or Boca Raton, FL) Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than 36,000 people, in over 70 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world's most

Full-time

USD 110,000.00 - 150,000.00 per year

Balance of Plant Senior Mechanical Engineer 1 - Nuclear

Richmond, Virginia

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Today

Description You will be involved in nuclear power plant systems design, including preparation or review of: Engineering analyses and evaluations to support modifications and operation of plant systems, specifically, hydraulic, heat transfer, and heat balance analyses.Modification packages for operating nuclear power plantsFunctional mechanical drawings and/or drawings for nuclear power plant systemsTechnical specifications and procurement documents for plant equipmentVendor bid evaluations for

Full-time

USD 82,380.00 - 125,860.00 per year

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Senior Mechanical Engineer jobs in Virginia, USA