senior mechanical engineer Jobs

101 - 120 of 545 Jobs

Senior Mechanical Engineer - HVACJob Title - Senior Mechanical Engineer - HVAC

StantecCompany Name - Stantec

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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

Senior Mechanical Engineer, WaterJob Title - Senior Mechanical Engineer, Water

StantecCompany Name - Stantec

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Las Vegas, Nevada, USA

Full-time

Many of the world's top engineers and scientists come together in our Water business because they view a community's interaction with water a bit differently-as a single holistic system, rather than unconnected networks divided by jurisdictional boundaries. Working throughout the hydrologic cycle, we are delivering sustainable solutions to make sure water is where it should be and available when needed. Our experts guide our work with scientific rigor, an innovative spirit, and a vision for grow

Senior Mechanical Engineer - HVACJob Title - Senior Mechanical Engineer - HVAC

StantecCompany Name - Stantec

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Hauppauge, New York, USA

Full-time

Senior Mechanical Engineer - HVACJob Title - Senior Mechanical Engineer - HVAC

StantecCompany Name - Stantec

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Pittsburgh, Pennsylvania, USA

Full-time

Senior Mechanical Engineer - Mechanical Design (Onsite)Job Title - Senior Mechanical Engineer - Mechanical Design (Onsite)

RTX CorporationCompany Name - RTX Corporation

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Richardson, Texas, USA

Full-time

Date Posted: 2025-07-02 Country: United States of America Location: HTX36: Richardson, TX 3200 E Renner Rd , Richardson, TX, 75082-2402 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Top Secret Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and

Senior Mechanical Engineer, Stage PropulsionJob Title - Senior Mechanical Engineer, Stage Propulsion

Relativity SpaceCompany Name - 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

Senior Mechanical Engineer - HVACJob Title - Senior Mechanical Engineer - HVAC

StantecCompany Name - Stantec

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Cleveland, Ohio, USA

Full-time

Senior Mechanical EngineerJob Title - Senior Mechanical Engineer

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

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New York, New York, 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/facilities-related projects. At CDM Smith, we are invested in your success. We off

Senior Mechanical EngineerJob Title - Senior Mechanical Engineer

Legence Therma LLCCompany Name - Legence Therma LLC

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Lewisburg, West Virginia, USA

Full-time

Legence, a Blackstone Portfolio Company, is North America's leading, integrated provider of energy efficiency and sustainability solutions for the built environment. Legence improves the performance of buildings, making the spaces that shape our lives healthier and more sustainable. We specialize in helping clients decrease operating costs, reduce carbon emissions, and enhance occupant well-being and productivity. From advisory services and design to construction and ongoing maintenance, we offe

Senior Mechanical Engineer (Power Focus)Job Title - Senior Mechanical Engineer (Power Focus)

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

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Chicago, Illinois, USA

Full-time

Description This role offers a hybrid work arrangement. You'll spend three days a week in the office, giving you the flexibility to work remotely for two days 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 engi

Senior Mechanical Engineer - HVACJob Title - Senior Mechanical Engineer - HVAC

StantecCompany Name - 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

Qualification Test Lead - Sr. Mechanical EngineerJob Title - Qualification Test Lead - Sr. Mechanical Engineer

RTX CorporationCompany Name - 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

Senior Mechanical EngineerJob Title - Senior Mechanical Engineer

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

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Richland, Washington, 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

Senior Mechanical Engineer, WaterJob Title - Senior Mechanical Engineer, Water

StantecCompany Name - Stantec

•

Las Vegas, Nevada, USA

Full-time

Job Description Many of the world's top engineers and scientists come together in our Water business because they view a community's interaction with water a bit differently-as a single holistic system, rather than unconnected networks divided by jurisdictional boundaries. Working throughout the hydrologic cycle, we are delivering sustainable solutions to make sure water is where it should be and available when needed. Our experts guide our work with scientific rigor, an innovative spirit, and

Senior Mechanical EngineerJob Title - Senior Mechanical Engineer

General DynamicsCompany Name - General Dynamics

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Groton, Connecticut, USA

Full-time

Overview Engineering position located at Newport News, VA at the ELO office working for Delano Wilson. Position will be required to provide technical resolutions for a variety of complex construction issues for COLUMBIA Class Submarines at Newport News Shipyard (NNS). Job will require occasional shipboard investigation on units and modules under various stages of construction. Candidate will be responsible for adjudicating construction and vendor issues for a wide variety of mechanical and st

Senior Mechanical Engineer 2 (Power Uprates) - NuclearJob Title - Senior Mechanical Engineer 2 (Power Uprates) - Nuclear

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

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Chicago, Illinois, 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,

Senior Mechanical Engineer-Hydro TurbinesJob Title - Senior Mechanical Engineer-Hydro Turbines

StantecCompany Name - Stantec

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Chicago, Illinois, USA

Full-time

Join a team that has been partnering with our clients for more than 100 years to improve the quality of life around the world. When it comes to hydropower, dams, navigation and power delivery projects, we design with the next generation in mind. We operate with the strength of a $6B company paired with the agility of a specialized energy group, to deliver some of the most iconic and cutting-edge projects around the world. This proud legacy has fostered a culture of innovation and safety, leading

Senior Mechanical EngineerJob Title - Senior Mechanical Engineer

Westinghouse Electric Company LLCCompany Name - Westinghouse Electric Company LLC

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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

Senior Mechanical EngineerJob Title - Senior Mechanical Engineer

Legence Therma LLCCompany Name - Legence Therma LLC

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Maitland, Florida, 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-Hydro TurbinesJob Title - Senior Mechanical Engineer-Hydro Turbines

StantecCompany Name - Stantec

•

Chicago, Illinois, USA

Full-time

Job Description Join a team that has been partnering with our clients for more than 100 years to improve the quality of life around the world. When it comes to hydropower, dams, navigation and power delivery projects, we design with the next generation in mind. We operate with the strength of a $6B company paired with the agility of a specialized energy group, to deliver some of the most iconic and cutting-edge projects around the world. This proud legacy has fostered a culture of innovation a