mechanical Jobs in Illinois

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Mechanical Project Engineer - Mission Critical Facilities

Stantec

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Chicago, Illinois, 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 55 days ago | Updated 11 hours ago

Senior Mechanical Design Engineer (Hybrid-Puerto Rico)

RTX Corporation

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Remote or Aguadilla, Aguadilla, Puerto Rico

Full-time

Date Posted: 2025-07-22 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 has an exciting opportunity for a Sr Mechanical Design Engineer. We're looking for an experienced professional, like you, to accept a high level of responsibility within
Posted 10 hours ago

Senior Mechanical Engineer 2 - Nuclear

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. 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 specifi
Posted 60+ days ago | Updated 10 hours ago

Industrial/Semiconductor Mechanical Engineer

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 42 days ago | Updated 11 hours ago

Senior Mechanical Engineer - Mission Critical

Burns & McDonnell

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Chicago, Illinois, USA

Full-time

Description Burns & McDonnell is a company made up of more than 10,000 engineers, architects, construction professionals, scientists, consultants, and entrepreneurs with offices across the country and throughout the world. Burns & McDonnell has exciting opportunities for those interested in growing their careers in one of the most fast paced, innovative sectors of high tech building design and construction. Project focus would be mission-critical data center projects. This opportunity hires dire
Posted 60+ days ago | Updated 11 hours ago

Engineer, Mechanical Programs

Constellation Energy

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Cordova, Illinois, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our
Posted 60+ days ago | Updated 11 hours ago

Mechanical Engineer II

Fresenius Medical Care

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Remote or Lawrence, Massachusetts, USA

Full-time

PURPOSE AND SCOPE: The Mechanical Engineer II will play a key role in improving our Home HD products and our patients' lives. This individual will apply sound engineering principles in the support of our current product portfolio and will be involved in different parts of a product's life, including but not limited to the feasibility evaluation for new features and products to improve the quality, performance, and cost of dialysis therapy. You will be part of a team with responsibility for suppo
Posted 29 days ago | Updated 11 hours ago

Staff Mechanical Engineer R&D

Johnson & Johnson

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Remote or Santa Clara, California, USA

Part-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 13 days ago | Updated 4 days ago

Engineer, Mechanical

Constellation Energy

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Cordova, Illinois, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our
Posted 60+ days ago | Updated 11 hours ago

Rotating Machinery Mechanical Design Engineer

GE Aerospace

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Remote or St. George, Utah, USA

Full-time

Job Description Summary Intergalactic now a part of Unison , a GE Aerospace Company, is a team of engineers, technologists, designers, mathematicians, and problem solvers committed to a singular idea: reviving the no-boundaries mentality in aerospace. We are a team of the nation's best, regardless of where we live. The Rotating Machinery Mechanical Design Engineer is key in coordinating the resources and activities required to support new designs, design reviews, detailed analysis, and work ins
Posted 21 days ago | Updated 11 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 41 days ago | Updated 11 hours ago

Lead Mechanical Engineer 2 - Government Services

Sargent & Lundy LLC.

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Remote or Oak Ridge, Tennessee, USA

Full-time

Description This is a remote position with the expectation of frequent travel to a client site near Oak Ridge, Tennessee. This is a mid-level design engineering position that offers a variety of challenging opportunities in Mechanical Engineering and will provide an excellent opportunity for career advancement: Lead Mechanical design engineering efforts on a multi-disciplined project design team and apply mechanical engineering expertise to the design and analysis of special purpose equipment,
Posted 26 days ago | Updated 11 hours ago

Engineer, Electrical/Mechanical

Constellation Energy

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Marseilles, Illinois, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our
Posted 60+ days ago | Updated 11 hours ago

Senior Mechanical Engineering - Remote Handling & Maintenance

Commonwealth Fusion Systems

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Remote or Massachusetts, USA

Full-time

About Commonwealth Fusion Systems: Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy. Combining decades of research, top talent and new technologies, we're designing and building commercially viable fusion power plants. And working with policymakers and suppliers to build the energy industry of the future. We're in the best position to make it happen. Since 2018, we've raised over $2 billion in capital - more than any other fusion energy company in th
Posted 60+ days ago | Updated 11 hours ago

Engineer, Mechanical

Constellation Energy

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Warrenville, Illinois, USA

Full-time

PRIMARY PURPOSE OF POSITION Performs advanced technical/engineering problem solving in support of nuclear plant operations. Responsible for technical decisions. Possesses excellent knowledge in functional discipline and its practical application and has detailed knowledge of applicable industry codes and regulations. PRIMARY DUTIES AND ACCOUNTABILITIES Provide in-depth technical expertise to develop, manage and implement engineering analysis, activities and programs.Provide technical expertise
Posted 60+ days ago | Updated 11 hours ago

Engineer, Mechanical Diesel Generator SME

Constellation Energy

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Warrenville, Illinois, USA

Full-time

COMPANY OVERVIEW As the nation's largest producer of clean, carbon-free energy, Constellation is a company purposely-built to meet the challenges of the climate crisis. Constellation has been the leader in clean energy production for more than a decade and we are growing our company and capabilities. Now, we're accelerating, speeding our low-carbon or no-carbon power to more people in more places, day and night, providing our customers and communities with options to buy, manage and use energy
Posted 60+ days ago | Updated 11 hours ago

Mechanical Engineer - Automotive Industry

DBSI Services

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Mossville, Illinois, USA

Full-time

Benefits: 401(k) 401(k) matching Relocation bonus Role #2: Mechanical Engineer Location: Mossville, IL Job Description: Education & Experience Required: Bachelor's degree in engineering, preferably Mechanical Engineering and/or Physics concentration. 3+ years of experience required.5-10 years of experience preferred. Technical Skills: Thermal simulation understanding.Python or Matlab Programming Experience (proficient level).Design of rotating components. (Desired) CFD/FEA Background.Rota
Posted 60+ days ago | Updated 11 hours ago

Mechanical Application Engineer - Hybrid

Johnson Controls, Inc.

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Remote or York, Pennsylvania, USA

Full-time

Consideration given to applicants residing within a commutable distance from York, PA or must be willing to relocate Build your best future with the Johnson Controls team! Who We Are: As a global leader in smart, healthy and sustainable buildings, our mission is to reimagine the performance of buildings to serve people, places and the planet. Join a winning team that enables you to build your best future! Our teams are uniquely positioned to support a multitude of industries across the globe.
Posted 16 days ago | Updated 11 hours ago

Senior Mechanical Engineer - Nuclear (Chicago)

Burns & McDonnell

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Chicago, Illinois, USA

Full-time

Description The Senior Mechanical Engineer will lead mechanical design project teams to create world class designs for new projects, alterations and redevelopments on a variety of projects including power, process, corporate, healthcare, pipeline, airports, institutional, industrial, manufacturing, government and military facilities. The Senior Mechanical Engineer will lead the project team throughout the design and construction process, adapting mechanical plans according to budget constraints,
Posted 60+ days ago | Updated 11 hours ago

Principal Mechanical Project Engineer - Hybrid

Johnson Controls, Inc.

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Remote or York, Pennsylvania, USA

Full-time

Hybrid work opportunity - Consideration given to applicants within a commutable distance from York, PA. or must be willing to relocate. Build your best future with the Johnson Controls team! Who We Are: As a global leader in smart, healthy and sustainable buildings, our mission is to reimagine the performance of buildings to serve people, places and the planet. Join a winning team that enables you to build your best future! Our teams are uniquely positioned to support a multitude of industries
Posted 21 days ago | Updated 11 hours ago