Senior Mechanical Engineer Jobs

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Sr. Principal Mechanical Engineer - Specter AUR IPTL

RTX Corporation

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Tucson, Arizona, USA

Full-time

Date Posted: 2025-07-01 Country: United States of America Location: AZ888: RMS AP Bldg 928 1151 East Hermans Road Building 928, Tucson, AZ, 85706 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 At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and
Posted 21 days ago | Updated 10 hours ago

Senior Mechanical Fueling Engineer - Aviation & Federal (Honolulu)

Burns & McDonnell

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Hilo, Hawaii, USA

Full-time

Description Wishing you could have an ownership stake in the company you are working for? Founded in 1898, Burns & McDonnell is an award-winning engineering, architectural, construction, environmental and consulting services firm. We are a 100% employee-owned, with regional and project offices nationwide. Burns & McDonnell plans, designs, constructs, and manages projects all over the world with one mission in mind - to make our clients successful. We are proud to be honored locally, regionally,
Posted 4 days ago | Updated 10 hours ago

Senior Mechanical Fueling Engineer - Aviation & Federal (Honolulu)

Burns & McDonnell

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Honolulu, Hawaii, USA

Full-time

Description Wishing you could have an ownership stake in the company you are working for? Founded in 1898, Burns & McDonnell is an award-winning engineering, architectural, construction, environmental and consulting services firm. We are a 100% employee-owned, with regional and project offices nationwide. Burns & McDonnell plans, designs, constructs, and manages projects all over the world with one mission in mind - to make our clients successful. We are proud to be honored locally, regionally,
Posted 4 days ago | Updated 10 hours ago

Senior Fluids Mechanical Engineer

Relativity Space

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Long Beach, California, USA

Full-time

At Relativity Space, we're building rockets to serve today's needs and tomorrow's breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that's just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact ex
Posted 30 days ago | Updated 10 hours ago

Senior-Level Mechanical Engineer

Sargent & Lundy LLC.

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Englewood, Colorado, 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
Posted 49 days ago | Updated 10 hours ago

Senior Level Mechanical Engineer (Facilities)

POWER Engineers, Inc

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Meridian, Idaho, USA

Full-time

Senior Level Mechanical Engineer Job Summary of Roles and Responsibilities: At POWER Engineers, Member of WSP, the Facilities Division seeks a Senior level Mechanical Engineer to join our Boise, Idaho; Madison, Wisconsin or Overland Park, Kansas location. The Facilities Division specializes in Food & Beverage, Federal, and Industrial facility design. We are responsible leaders with a focus on the future while providing functional and high-performing projects. Our goal is to deliver the best pos
Posted 49 days ago | Updated 10 hours ago

Senior Research Engineer - Mechanical

FM

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Scituate, Massachusetts, USA

Full-time

FM is a leading industrial and commercial property insurer of the world's largest businesses, providing more than one-third of FORTUNE 1000-size companies with engineering-based risk management and property insurance solutions. FM helps clients maintain continuity in their business operations by drawing upon state-of-the-art loss-prevention engineering and research; risk management skills and support services; tailored risk transfer capabilities; and superior financial strength. To do so, we rel
Posted 11 days ago | Updated 2 days ago

Senior Research Engineer - Mechanical

FM

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Norwood, Massachusetts, USA

Full-time

FM is a leading industrial and commercial property insurer of the world's largest businesses, providing more than one-third of FORTUNE 1000-size companies with engineering-based risk management and property insurance solutions. FM helps clients maintain continuity in their business operations by drawing upon state-of-the-art loss-prevention engineering and research; risk management skills and support services; tailored risk transfer capabilities; and superior financial strength. To do so, we rel
Posted 11 days ago | Updated 2 days ago

Senior Research Engineer - Mechanical

FM

•

Grafton, Massachusetts, USA

Full-time

FM is a leading industrial and commercial property insurer of the world's largest businesses, providing more than one-third of FORTUNE 1000-size companies with engineering-based risk management and property insurance solutions. FM helps clients maintain continuity in their business operations by drawing upon state-of-the-art loss-prevention engineering and research; risk management skills and support services; tailored risk transfer capabilities; and superior financial strength. To do so, we rel
Posted 11 days ago | Updated 2 days ago

Senior Research Engineer - Mechanical

FM

•

Boston, Massachusetts, USA

Full-time

FM is a leading industrial and commercial property insurer of the world's largest businesses, providing more than one-third of FORTUNE 1000-size companies with engineering-based risk management and property insurance solutions. FM helps clients maintain continuity in their business operations by drawing upon state-of-the-art loss-prevention engineering and research; risk management skills and support services; tailored risk transfer capabilities; and superior financial strength. To do so, we rel
Posted 11 days ago | Updated 2 days ago

Senior Research Engineer - Mechanical

FM

•

Upton, Massachusetts, USA

Full-time

FM is a leading industrial and commercial property insurer of the world's largest businesses, providing more than one-third of FORTUNE 1000-size companies with engineering-based risk management and property insurance solutions. FM helps clients maintain continuity in their business operations by drawing upon state-of-the-art loss-prevention engineering and research; risk management skills and support services; tailored risk transfer capabilities; and superior financial strength. To do so, we rel
Posted 11 days ago | Updated 2 days ago

Senior Research Engineer - Mechanical

FM

•

Norwood, Massachusetts, USA

Full-time

FM is a leading industrial and commercial property insurer of the world's largest businesses, providing more than one-third of FORTUNE 1000-size companies with engineering-based risk management and property insurance solutions. FM helps clients maintain continuity in their business operations by drawing upon state-of-the-art loss-prevention engineering and research; risk management skills and support services; tailored risk transfer capabilities; and superior financial strength. To do so, we rel
Posted 11 days ago | Updated 2 hours ago

Mechanical Senior Project Engineer

Affiliated Engineers, Inc.

•

Sacramento, California, USA

Full-time

Overview Affiliated Engineers, Inc. (AEI) is a leading, multidisciplinary consulting engineering firm and collaborative community of over 800 employees who plan, design, and deliver high-performance, innovative, and holistic engineering solutions - positively impacting society and advancing humankind. Recognized in the Top 20 Engineering Firms and Top 3 Science and Technology Firms since 2000 by Building Design + Construction Magazine, AEI is dedicated to enhancing public health and improving
Posted 13 days ago | Updated 10 hours ago

Sr. Healthcare Mechanical Engineer/Project Lead

Stantec

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San Francisco, California, USA

Full-time

Stantec's Buildings team is on a mission to become the world's leading integrated design practice. Our architects, engineers, interior designers, consultants, sustainability specialists, and technologists are passionate about the power of design. Our collaborative culture and our innovative, sustainable approach to projects help us create buildings that matter to our world. Together, we are enhancing the quality of life globally through design. Join us and design your place with Stantec. Your Op
Posted 40 days ago | Updated 10 hours ago

Sr. Healthcare Mechanical Engineer/Project Lead

Stantec

•

Sacramento, California, USA

Full-time

Stantec's Buildings team is on a mission to become the world's leading integrated design practice. Our architects, engineers, interior designers, consultants, sustainability specialists, and technologists are passionate about the power of design. Our collaborative culture and our innovative, sustainable approach to projects help us create buildings that matter to our world. Together, we are enhancing the quality of life globally through design. Join us and design your place with Stantec. Your Op
Posted 40 days ago | Updated 10 hours ago

Senior Manufacturing Engineer, Mechanical Assembly

Relativity Space

•

Long Beach, California, USA

Full-time

At Relativity Space, we're building rockets to serve today's needs and tomorrow's breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that's just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact ex
Posted 15 days ago | Updated 10 hours ago

Senior Manufacturing Engineer, Mechanical Assembly, Second Shift

Relativity Space

•

Long Beach, California, USA

Full-time

At Relativity Space, we're building rockets to serve today's needs and tomorrow's breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that's just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact ex
Posted 15 days ago | Updated 10 hours ago

Sr. Healthcare Mechanical Engineer/Project Lead

Stantec

•

San Francisco, California, USA

Full-time

Job Description Stantec's Buildings team is on a mission to become the world's leading integrated design practice. Our architects, engineers, interior designers, consultants, sustainability specialists, and technologists are passionate about the power of design. Our collaborative culture and our innovative, sustainable approach to projects help us create buildings that matter to our world. Together, we are enhancing the quality of life globally through design. Join us and design your place with
Posted 49 days ago | Updated 10 hours ago

Experienced or Senior Mechanical System Design Engineer

Boeing Company

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Seal Beach, California, USA

Full-time

Experienced or Senior Mechanical System Design Engineer Company: The Boeing Company Boeing Commercial Airplanes (BCA) is looking for an Experienced or Senior Mechanical System Design Engineer to join our Out-of-Production (OoP) Mechanical (Mech) Systems Design Engineering (DE) team based in Seal Beach, CA. The OoP Mech Systems DE team is responsible for Continued Operational Safety Program (COSP), Safety Related Problem (SRP); As well as Support to BCA Production, BGS Modifications, BGS Boein
Posted 27 days ago | Updated 10 hours ago

Senior Mechanical HVAC Engineer

Bechtel Corporation

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Richland, Washington, USA

Full-time

Requisition ID: 285554 Relocation Authorized: National - FamilyTelework Type: Part-Time Telework Work Location: Richland, WASalary Range: $90,990 - $160,220 annually (Determined by function, education, experience, and qualifications of the applicant.) Extraordinary teams building inspiring projects: Since 1898, we have helped customers complete more than 25,000 projects in 160 countries on all seven continents that have created jobs, grown economies, improved the resiliency of the world's infra
Posted 27 days ago | Updated 10 hours ago