50 senior mechanical engineer jobs found in Chicago, IL

About Somewear Somewear's software platform and satellite-powered hardware enable commercial and government teams to maintain situational awareness during high-pressure operations - in any environment. Somewear serves a wide range of customers including helicopter paramedics, backcountry explorers, firefighters, and operators within the US Department of Defense. Our purpose is to build best-in-class solutions that keep people in touch, informed, and safe anywhere in the world. "Recently, the United States Air National Guard 131st Rescue Squadron successfully employed Somewear's unique ATAK integration to coordinate and monitor a civilian rescue operation 1,200 miles off the U.S. Pacific coast. The consistent communications and situational awareness across rescue personnel, medical personnel, aircrafts, and the operations center led to an efficient rescue mission that took half of the expected time to complete." About the Role We are seeking a highly skilled Senior Mechanical...

Job Description: General Summary: The Senior Mechanical Engineer will provide, revise or extend mechanical systems for new construction and/or renovation of industrial, commercial or institutional structures as requested by the client. The Senior Mechanical Engineer will develop construction drawings and specifications which address the installation, integration, interconnection and control of mechanical components within the standard building codes. Essential Job Functions: Develop and establish project scope, mechanical budget, necessary constraints and design approach with project manager and/or client Proper communication skills to be involved in design team / owner meetings and communicate directly with the owner and / or owner's representative Develop feasibility studies and project cost estimates Maintains working knowledge of latest building codes and standards in the industry Formulate and lead design of mechanical systems including HVAC, piping, plumbing,...

Senior Mechanical Engineer Location: Champaign, IL Employment Type: Full-Time Work Model: On-site preferred (Hybrid/Remote considered) Salary Range: $110,000 - $150,000 annually Local candidates only Job Summary An established, multidisciplinary engineering consulting firm is seeking an experienced Senior Mechanical Engineer to join its Illinois-based team. This role supports a diverse portfolio of projects across government, higher education, healthcare, and manufacturing sectors . The ideal candidate brings strong technical expertise, leadership capability, and the ability to manage complex mechanical systems from concept through construction. Key Responsibilities Serve as a senior mechanical engineer across all phases of project development, including client coordination, pre-design, final design, site visits, meetings, and project management Conduct existing conditions surveys and document findings using PFDs, P&IDs, layouts, sections, elevations,...

Founded in 1975, BR+A Consulting Engineers maintains a total staff of over 500 employees located at our main office in Boston and branch offices in New York City, NY; Philadelphia, PA; Vienna, VA (Washington, DC); Coral Gables, FL (Miami); Chicago, IL; St. Louis, MO; Tampa, FL; Charlotte, NC; Charleston, SC; Houston, TX; New Haven, CT; Los Angeles, CA; and Toronto. BR+A provides state-of-the-art integrated and coordinated mechanical, electrical, plumbing and fire protection consulting engineering, technology systems design, sustainability consulting, lighting design, and building commissioning services. BR+A is seeking an experienced Senior Mechanical Engineer in our Chicago, IL office. The candidate must be strongly motivated, well organized, and show professional initiative The ability to take ownership of assignments and perform well both independently and as part of the project team is necessary. The ideal candidate will possess a strong working knowledge of Revit, and their...

About Us Clayco is a full-service, turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across North America the highest quality solutions on time, on budget, and above and beyond expectations. With $7.6 billion in revenue for 2024, Clayco specializes in the "art and science of building," providing fast track, efficient solutions for industrial, commercial, institutional, and residential related building projects. About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm committed to enhancing the quality of the human experience through integrated design. We are a team of high-energy professionals who share a passion for design, a collaborative approach, and a casual culture. We solve challenges by leveraging the collective expertise and ingenuity of the best and brightest minds across development, design, and construction. The Role We Want You For The...

Stanley Consultants is an award-winning and industry-leading global consulting engineering firm, with an unmatched commitment to culture, values, and ethics. We are dedicated to client experience and solve the most complex challenges to create a sustainable, connected, and enriched world for all. As the world changes, Stanley strategically evolves with it, integrating the latest technology, innovation, and resiliency practices. With over a century of experience serving the energy, federal government, transportation, and water sectors, we have helped improve lives and shape the infrastructure systems that connect us. As an employee-owned organization with a People First approach, we stand apart from other engineering consulting and services firms. At Stanley, your voice counts, your growth matters, and your success is our success. Stanley Consultants offers flexible work options, competitive pay and great benefits, a strong sense of community, and the chance to build a meaningful,...

Company Description Applicants must be currently authorized to work in the United States on a full-time basis. No sponsorship is available for this position. Do you want to kick off your career and develop your excellence in an open, collaborative, and empowering culture? We work to create a sustainable future, and our inspiring projects and innovative solutions strive to set the standard among our peers. You will join a global company that has been growing successfully since its founding in 1945. Together, we lead and leave a positive impact on societies, companies, and people around the world. You will join our Water & Wastewater Engineering Department as our new Engineer, you will be part of a team dedicated to working with industrial clients to deliver a wide range of water-related projects, which will include industrial wastewater planning and design, permitting and design for industrial storm water management, and may include water resources planning. Job...

The Mechanical Engineer will perform mid to high level complexity design, conduct technical analysis, and support the full project lifecycle under the supervision of a Senior Engineer. The Mechanical Engineering II is capable of handling moderately complex tasks and lead small projects independently. Typical design work includes HVAC or Plumbing and Fire Protection design and associated calculations, plumbing systems design, hydronic systems design and flow /pressure calculations, sizing and specifying of mechanical equipment such as boilers, lift stations, pump stations, pumps and chillers, plumbing systems design and selection, fire protection system design, underground utilities coordination and specification production. What you will do: Design to client and regulatory requirements Manage mid to large size projects including coordination with the client and other consultants, document production, attendance at design meetings, correspondence with clients and partners and...

Overview Who We Are: Lippert is a leading, global manufacturer and supplier of highly engineered products and customized solutions, dedicated to shaping, growing and bettering the RV, marine, automotive, bus, railway, commercial vehicle and building products industries. We combine our strategic manufacturing capabilities with the power of our winning team culture to deliver unrivaled customer service, award-winning innovation and premium products to all of our customers. Why We are Different: At Lippert, Everyone Matters. This is not just a tagline or empty promise; it is who we are. We have intentionally created a culture that values and celebrates our team members' unique and varied backgrounds, perspectives, and experiences. We strive to give our team members a deeper sense of purpose at work, and we continue to build a better work environment by aligning our cultural and business strategies with the needs of our team members. What You will Get: A unique, inclusive...

Job Description As an S&C Electric team member, you'll work on projects that have real-world impact. You'll help transform the grid for resilient and reliable power worldwide. S&C has more than a 100-year history of innovation and has been 100% employee-owned since 2012. We continue this legacy as a trusted, forward-thinking leader in the electrical industry. You will advance a safer, more reliable, and more resilient electrical grid. Our products help the grid adapt to severe weather and transition to clean energy. We're big enough to be a respected industry leader but small enough for you to impact our company directly. Our commitment gives you opportunities to impact on and off the job positively. Join S&C to make an impact on tomorrow's energy challenges and become an employee-owner Hours 8:00 am - 5:00 pm (Mon-Fri) On-Site Compensation At S&C, we are dedicated to providing competitive and equitable compensation for all our team members, and we...

Engineer Intern - Electrical (Spring 2026) Firm Overview Do more than just build! At dbHMS, we are a collection of doers and thinkers. We combine our passion for engineering with our client's vision to realize successful construction projects in our community and worldwide. Together with our clients, we are dedicated to leaving a legacy of stewardship and innovation through our impact on the built environment. Our staff of talented individuals and unique characters is united in their dedication to deliver high-performance, efficient, and sustainable buildings worldwide. Our Design Studio team, in our Chicago office is seeking an Engineer Intern . This role will support the engineering of systems for a variety of projects while working closely with clients, client reps, architects, and MEP engineers in creating designs for all kind of spaces. Our dynamic work environment provides the perfect opportunity to advance your career while developing and fine-tuning your skills...

Engineer Intern - Mechanical (Summer 2026) Firm Overview Do more than just build! At dbHMS, we are a collection of doers and thinkers. We combine our passion for engineering with our client's vision to realize successful construction projects in our community and worldwide. Together with our clients, we are dedicated to leaving a legacy of stewardship and innovation through our impact on the built environment. Our staff of talented individuals and unique characters is united in their dedication to deliver high-performance, efficient, and sustainable buildings worldwide. Our Design Studio team, in our Chicago office is seeking an Engineer Intern . This role will support the engineering of systems for a variety of projects while working closely with clients, client reps, architects, and MEP engineers in creating designs for all kind of spaces. Our dynamic work environment provides the perfect opportunity to advance your career while developing and fine-tuning your...

Do you want to be a part of the clean energy movement? Are you passionate about improving our environment for this generation and those to follow? Are you ready to take on new challenges and collaborate with a future-focused team leading the way into new markets? Join Nexamp! This is where you can learn from industry leaders and become one yourself. It's fast-paced, mission-based work that challenges the status quo. Be on the team that's changing the world. What we're looking for: Join Nexamp's mission to transform the energy landscape with your expertise as a Senior Interconnection Engineer. We are at the forefront of the renewable energy revolution, driving change and innovation in the renewable energy sector. If you're passionate about crafting a sustainable future and have a track record in the technical intricacies of interconnection, we want you on our team. We are seeking a detail-oriented Senior Interconnection Engineer with a robust technical background and proven...

Description At United, we have some of the best aircraft in the world. Our Technical Operations team is full of aircraft maintenance technicians, engineers, planners, ground equipment and facilities professionals, and supply chain teams that help make sure they're well taken care of and ready to get our customers to their desired destinations. If you're ready to work on our planes, join our Tech Ops experts and help keep our fleet in tip-top shape. Job overview and responsibilities Senior Line Engineers are part of a service engineering team that provide 24/7 engineering technical support for United Airlines Worldwide fleet of operational aircraft to ensure the timely return to service. Provide engineering support for a wide range of aircraft systems, maintenance programs, engines as well as operational engineering functions. Studies, analyzes, and seeks solutions to problems related to the design, operation, maintenance, performance, modification, or repair of aircraft,...

Position Summary We are seeking an experienced Electrical Engineer to support the design, analysis, and implementation of electrical systems for commercial and industrial building projects. The ideal candidate brings a strong background in building electrical systems and collaborates effectively with multidisciplinary teams to deliver safe, efficient, and code-compliant designs. A Professional Engineer (PE) license is highly preferred. Key Responsibilities Design and develop electrical systems for buildings, including power distribution, lighting, grounding, fire alarm, and low-voltage systems Prepare construction documents, specifications, and technical drawings Perform load calculations, short-circuit studies, and equipment sizing Ensure compliance with NEC, local codes, and applicable standards Coordinate with architects, mechanical engineers, and other project stakeholders Review shop drawings, submittals, and RFIs during construction Conduct...

Stanley Consultants is an award-winning and industry-leading global consulting engineering firm, with an unmatched commitment to culture, values, and ethics. We are dedicated to client experience and solve the most complex challenges to create a sustainable, connected, and enriched world for all. As the world changes, Stanley strategically evolves with it, integrating the latest technology, innovation, and resiliency practices. With over a century of experience serving the energy, federal government, transportation, and water sectors, we have helped improve lives and shape the infrastructure systems that connect us. As an employee-owned organization with a People First approach, we stand apart from other engineering consulting and services firms. At Stanley, your voice counts, your growth matters, and your success is our success. Stanley Consultants offers flexible work options, competitive pay and great benefits, a strong sense of community, and the chance to build a meaningful,...

The Marmon Group LLC As a part of the global industrial organization Marmon Holdings-which is backed by Berkshire Hathaway-you'll be doing things that matter, leading at every level, and winning a better way. We're committed to making a positive impact on the world, providing you with diverse learning and working opportunities, and fostering a culture where everyone's empowered to be their best. Location: Preferred near Transportation Group facilities......Included below. Travel: Up to 50% (domestic) About the Role Join the fast-growing Marmon Transportation Products Group - a dynamic team of 30+ companies and 5,000+ employees focused on advancing industrial excellence. We are seeking a Continuous Improvement (CI) Engineer to lead transformational improvement efforts through a powerful combination of Lean, process engineering, and industrial automation. This is an individual contributor role with leadership influence, leading initiatives, and setting the bar for technical...

Thornton Tomasetti applies engineering and scientific principles to solve the world's challenges. An independent organization of creative thinkers and innovative doers collaborating from offices worldwide, our mission is to bring our clients' ideas to life and, in the process, lay the groundwork for a better, more resilient future. We provide support and opportunities to our employees to achieve their full potential and cultivate a rewarding career. Our Construction Engineering practice helps developers, contractors, designers, fabricators, and erectors efficiently and effectively move projects from initial concept to completion through hands-on involvement in the construction process. Our Chicago office prides itself on providing practical and innovative solutions to real-world engineering challenges. Typical projects include the evaluation of building stability during construction and for temporary loads imposed during construction. This often involves the design of the...

Location: Chicago, Illinois Type: Direct Hire Job #102725 Salary: $90,000 Job Title : Controls Engineer Location : Chicago, IL Job Type: Engineering Expected hours per week: Fri-Sat 6am-6pm, Sun-Mon 6pm-6am Schedule: Onsite Pay: $90,000-$100,000 per year Job Description : We are seeking a strategic and dynamic Controls Engineer to lead our efforts in designing, implementing, and maintaining automated control systems that support safe, efficient, and reliable manufacturing operations. This role is responsible for programming and commissioning PLC, HMI, and SCADA systems; reducing equipment downtime and scrap; and driving process improvements through automation and controls optimization. The ideal candidate is an innovative, data-driven problem solver with a passion for automation, operational excellence, and fostering a culture of continuous improvement and technical growth within the manufacturing environment....

The Manager, Gas Distribution leads the Gas Distribution section at Milhouse, overseeing engineering design and project management activities. This role is responsible for ensuring high quality deliverables, meeting project schedules, and maintaining productivity across the team. They oversee the allocation and effective use of resources, including personnel, software, and tools, to exceed client expectations and internal performance standards. The Section Manager also plays a key role in setting technical standards, conducting design reviews, mentoring team members, and stamping engineering plans, ensuring compliance with all regulatory and professional requirements. Key responsibilities include developing proposals, engaging in client relations from pursuing new business opportunities to supporting accounts receivables and providing technical oversight. Typical projects involve gas distribution system design, regulator station engineering, and supporting gas utility clients in...