Senior Mechanical Engineer Jobs in Pennsylvania

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Senior Mechanical Engineer 1 - Nuclear

Sargent & Lundy LLC.

•

Remote

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 12 days ago | Updated 2 hours ago

Sr. Mechanical Engineer, Hardware Simulation

Johnson & Johnson

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Remote or Santa Clara, California, USA

Full-time

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn m
Posted 16 days ago | Updated 2 hours ago

Senior Mechanical Engineer 1 - Government Services

Sargent & Lundy LLC.

•

Remote

Full-time

Description Sargent & Lundy's Government Services Division provides cutting-edge engineering and consulting to the management and operating contractors for the US Department of Energy (DOE) and the National Nuclear Security Administration (NNSA). What does this mean? You can be a part of multi-discipline teams developing and designing facilities, systems, and equipment for the nation's major research laboratories and the legacy nuclear weapons production complex. This critical engineering work
Posted 19 days ago | Updated 2 hours ago

Senior Mechanical Engineer Analyst 1 (Power Uprates) - Nuclear

Sargent & Lundy LLC.

•

Remote

Full-time

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
Posted 11 days ago | Updated 2 hours ago

Senior Mechanical Engineer 2 - Nuclear

Sargent & Lundy LLC.

•

Remote

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 53 days ago | Updated 2 hours ago

Sr. Mechanical Engineer - Healthcare

Farnsworth Group, Inc.

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Remote

Full-time

Join us and grow your career with a certified Great Place to Work for the last nine years running. We are a team of Engineers, Architects, Surveyors and Scientists committed to making meaningful contributions to the world around us. Our quest for excellence goes beyond the ordinary; we seek extraordinary people who want to showcase their talents and join us in making a difference for our clients and communities. You will be part of a collaborative group that champions your career and passions, e
Posted 24 days ago | Updated 2 hours ago

Senior Mechanical Engineer - HVAC

Stantec

•

Butler, Pennsylvania, USA

Full-time

Stantec Buildings is on a mission to become the world's leading integrated design practice. Our architects, engineers, interior designers, sustainability specialists, and technologists are passionate about the power of design. We take an innovative, collaborative approach to projects, sharing a common belief that sustainable design for the built environment can make the world a better place for future generations. Join us and design your place with Stantec. Your Opportunity Stantec has an opport
Posted 29 days ago | Updated 2 hours ago

Senior Mechanical Engineer - HVAC

Stantec

•

Pittsburgh, Pennsylvania, USA

Full-time

Stantec Buildings is on a mission to become the world's leading integrated design practice. Our architects, engineers, interior designers, sustainability specialists, and technologists are passionate about the power of design. We take an innovative, collaborative approach to projects, sharing a common belief that sustainable design for the built environment can make the world a better place for future generations. Join us and design your place with Stantec. Your Opportunity Stantec has an opport
Posted 29 days ago | Updated 2 hours ago

Senior Mechanical Engineer - HVAC

Stantec

•

Butler, Pennsylvania, USA

Full-time

Job Description Stantec Buildings is on a mission to become the world's leading integrated design practice. Our architects, engineers, interior designers, sustainability specialists, and technologists are passionate about the power of design. We take an innovative, collaborative approach to projects, sharing a common belief that sustainable design for the built environment can make the world a better place for future generations. Join us and design your place with Stantec. Your Opportunity Sta
Posted 35 days ago | Updated 2 hours ago

Senior Mechanical Engineer

Westinghouse Electric Company LLC

•

Madison, Pennsylvania, USA

Full-time

Are you interested in being part of an innovative team that supports Westinghouse's mission to provide clean energy solutions? At Westinghouse, we recognize that our employees are our most valuable asset and we seek to identify, attract and recruit the most qualified talent while recognizing and encouraging the value of diversity in the global workplace. About the role: As a Senior Mechanical Engineer you will support AP1000 primary components like steam generator, pressurizer, PRHR, core make
Posted 3 days ago | Updated 2 hours ago

Senior Mechanical Engineer

Westinghouse Electric Company LLC

•

Pennsylvania, USA

Full-time

Are you interested in being part of an innovative team that supports Westinghouse's mission to provide clean energy solutions? At Westinghouse, we recognize that our employees are our most valuable asset and we seek to identify, attract and recruit the most qualified talent while recognizing and encouraging the value of diversity in the global workplace. Westinghouse is the world's pioneering nuclear power company and a leading supplier of nuclear plant products and technologies to utilities th
Posted 12 days ago | Updated 2 hours ago

Senior Mechanical Engineer Analyst 2 - Nuclear

Sargent & Lundy LLC.

•

Pittsburgh, Pennsylvania, USA

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 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 will offer you the ability to directly apply your knowledge of thermodynamics,
Posted 40 days ago | Updated 2 hours ago

Senior Mechanical Engineer 1 - Nuclear

Sargent & Lundy LLC.

•

Harrisburg, Pennsylvania, USA

Full-time

Description This will be an onsite position supporting Crane Clean Energy Center/Three Mile Island Nuclear Generating Station (Harrisburg, PA). 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
Posted 53 days ago | Updated 2 hours ago

Senior Mechanical Engineer 1 - Nuclear

Sargent & Lundy LLC.

•

Reading, Pennsylvania, 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
Posted 60+ days ago | Updated 2 hours ago

Senior Mechanical Engineer - Energy Solutions - CMTA

Legence Therma LLC

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Media, Pennsylvania, 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
Posted 8 days ago | Updated 2 hours ago

Senior Mechanical Engineer (Hybrid-Puerto Rico)

RTX Corporation

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Remote or Aguadilla, Aguadilla, Puerto Rico

Full-time

Date Posted: 2025-06-05 Country: United States of America Location: HPR01: Collins Puerto Rico- Aguadilla Road 110 North Km 28.8 San Antonio Industrial Park, Aguadilla, PR, 00603 USA Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: None/Not Required Collins Aerospace is looking to hire a Senior Mechanical Engineer to perform design cost management. The primary focus of this position will be to provide Design to Cost (DTC) support for
Posted 34 days ago | Updated 1 hour ago

Balance of Plant Senior Mechanical Engineer 1 - Nuclear

Sargent & Lundy LLC.

•

Pittsburgh, Pennsylvania, USA

Full-time

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
Posted 40 days ago | Updated 2 hours ago

Senior Mechanical Engineer

Pond & Company

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Remote or Peachtree Corners, Georgia, USA

Full-time

About the Position We are seeking a Senior Mechanical Engineer to join our growing Professional Design Services team in either one of the following Pond offices (Atlanta, GA; Augusta, GA; Savannah, GA; Jacksonville, FL; Tempa, FL; Port Orange, FL; Columbia, SC; Charlotte, NC; Huntsville, AL; Mobile, AL; New Orleans, LA) or as a Remote Employee. The ideal candidate possesses 10+ years of related MEP design engineering experience and wants to grow, collaborate, and innovate. In this position, the
Posted 60+ days ago | Updated 24 days ago

Senior Mechanical Engineer (Hybrid)

Westinghouse Electric Company LLC

•

Remote or Rock Hill, South Carolina, USA

Full-time

Are you interested in being part of a creative team that supports Westinghouse's mission to provide clean energy solutions? At Westinghouse, we recognize that our employees are our most valuable asset, and we want to identify the most qualified talent while recognizing and encouraging the value of diversity in the global workplace. If this sounds like an environment you would thrive in, we have an exciting opportunity as a Senior Mechanical Engineer. The Senior Mechanical Engineer will report to
Posted 60+ days ago | Updated 2 hours ago

Sr Electrical/Mechanical Engineer - Electrical Wiring and Interconnection Systems (EWIS)

Sierra Nevada Corporation

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Remote or Lone Tree, Colorado, USA

Full-time

The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation systems. Its end-to-end Command, Control, Computers, Communications and Intelligence, Surveillance & Reconnaissance (C4ISR) capabilities encompass design, integration, test, certification, ground/flight training and complete logistics support. IAS t
Posted 24 days ago | Updated 2 hours ago