33 senior mechanical engineer jobs found in Chicago

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 $8.1 billion in revenue for 2025, Clayco specializes in the "art and science of building," providing fast track, efficient solutions for mission critical, industrial, life sciences, power & energy, aviation, commercial, institutional, residential and sports & entertainment 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...

The Mechanical Engineer III is a senior-level role responsible for leading and executing complex mechanical design and project management tasks across a diverse portfolio of projects. They work with minimal oversight, this position serves as both a technical leader and collaborative team member, providing expertise in HVAC and building systems design. Typical responsibilities include performing advanced HVAC design and load calculations, developing hydronic system layouts with flow and pressure calculations, and selecting and specifying mechanical equipment. Additional duties include designing fire protection systems, coordinating underground utilities, and producing high-quality specifications and construction documents. The Mechanical Engineer III ensures all designs meet applicable codes, standards, and client requirements while delivering innovative, cost-effective solutions. What you will do: Lead or support mechanical engineering design for a variety of building...

About Us TRC, Member of WSP, is a global consulting environmental and engineering firm and one of the top design firms in the energy sector. Together, TRC and WSP's 83,000 experts create positive, long-lasting impacts for our communities and our clients in the power and energy, transportation and infrastructure, environmental, and property and buildings sectors. As part of our team, you'll discover a world of opportunities to connect with innovative thinkers, forge your path, and have fun tackling the world's most challenging projects. At TRC, Member of WSP, you can have a rewarding career on every level. TRC has long set the bar for clients who require more than just engineering, combining science with the latest technology to devise innovative solutions that stand the test of time. From pipelines to power plants, roadways to reservoirs, schoolyards to security solutions, clients look to TRC for breakthrough thinking backed by the innovative follow-through of an industry...

VTI Life Sciences (VTI) is seeking forward-thinking and ambitious engineers looking to accelerate their careers in the pharmaceutical, biotechnology, and medical device industries. We offer an opportunity to help support our teams of industry subject matter experts and thought leaders while consulting with some of the biggest companies in the Life Sciences industry. We are looking for a Senior Process Facilities Engineer to support an OTC cGMP Facility Relocation and Manufacturing Integration Project. The project includes the relocation and integration of existing compounding systems, process piping, filling equipment, packaging lines, clean utilities, and supporting manufacturing infrastructure into a new facility. The project is being executed on an aggressive design-build schedule and will leverage laser scanning, BIM modeling, and prefabrication strategies to accelerate design and construction activities. The selected individual will serve as a key technical resource...

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: Nexamp is looking to hire a Senior Electrical Engineer to join it's Clean Energy Deployment team. You will be responsible for review of solar & storage projects design by providing technical expertise in the interconnection, construction, and assisting in the commissioning of distributed energy resources (DERs). We are accepting candidates across our hub offices of Chicago, Boston, DC, and NY. We are supporting hybrid work. You will report to the Director, Electrical Engineering. What...

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...

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...

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,...

At MacKay, we believe great people are the foundation of our growth and success. We are in an exciting phase of expansion, creating new opportunities for our employees to take on meaningful work, collaborate across disciplines, and build long-term careers. Whether your role is technical or part of our support services team, you play an important role in delivering high-quality work and helping our projects succeed. We are seeking a driven, relationship-focused Electrical Design Engineer to join our team in Chicago, IL. This role involves designing at various voltages, equipment selection, preparing power systems, conducting arc-flash studies, and controls system design to meet our clients' expectations and needs. This engineer will be required to travel for approximately 10% of the time. This is a hybrid role based in our downtown Chicago office, which is conveniently located and easily accessible via public transit. The office features several gathering spaces, a workout...

At MacKay, we believe great people are the foundation of our growth and success. We are in an exciting phase of expansion, creating new opportunities for our employees to take on meaningful work, collaborate across disciplines, and build long-term careers. Whether your role is technical or part of our support services team, you play an important role in delivering high-quality work and helping our projects succeed. We are seeking a motivated, detail-oriented, relationship-driven Civil Project Engineer (PE) to join our growing team in Chicago, IL. In this role, you'll design and deliver land development, public works, utilities, and transportation projects from concept through bid documents and construction reviews. You'll collaborate closely with clients, project managers, and multidisciplinary teams to produce high-quality engineering solutions that shape the communities where we live and work. You will implement technical designs, ensure adherence to engineering standards,...

At MacKay, we believe great people are the foundation of our growth and success. We are in an exciting phase of expansion, creating new opportunities for our employees to take on meaningful work, collaborate across disciplines, and build long-term careers. Whether your role is technical or part of our support services team, you play an important role in delivering high-quality work and helping our projects succeed. We're seeking a skilled and inspired Project Manager/Senior Civil Engineer to join our Transportation-Roads and Streets team in Chicago, Illinois . In this role, you'll take the lead on designing and delivering transportation projects from concept through bid documents and construction reviews. You'll collaborate closely with clients, project managers, and multidisciplinary teams to produce high-quality engineering solutions that shape the communities where we live and work. Your expertise will guide technical design, ensure adherence to engineering standards, and...

The Structural Engineering I position, located in our headquarters office in downtown Chicago , plays a key role in supporting the planning, design, and analysis of structural systems for a variety of projects, including buildings, infrastructure, and other complex structures. Working under the mentorship and guidance of senior engineers, this role provides an excellent opportunity to gain hands-on experience across multiple phases of structural engineering projects. Responsibilities include assisting with field inspections, collecting and analyzing data, preparing detailed reports and documentation, and contributing to the design and analysis of structural systems. The Structural Engineer I will also support the preparation of design calculations, drawings, and technical specifications, ensuring compliance with applicable codes and standards. In addition, this role provides construction engineering support to contractors, helping to troubleshoot issues that arise during project...

The Structural Engineer IV serves as a senior-level technical leader, providing advanced structural design expertise and project oversight across a wide variety of industries and project types. This role requires the ability to adapt quickly to diverse engineering challenges, manage fast-paced project turnarounds, and collaborate effectively with multidisciplinary teams. In this position, you will lead the structural design process from concept through construction, applying advanced engineering principles to ensure safe, efficient, and innovative solutions. Typical responsibilities include conducting detailed field inspections, preparing comprehensive technical reports and documentation, performing complex structural design and analysis, and developing design calculations to support engineering decisions. You will also provide construction engineering support for contractors in the field, ensuring that design intent is met during project execution. This role is highly...

Job Description Position Title: Senior Outside Plant (OSP) Engineer Base Salary: 88,000 to $115,000 annually DOE Benefits: Medical, dental, vision, 401k, flexible spending account, paid sick leave and paid time off, parental leave, quarterly performance bonus, training, career growth and education reimbursement programs. Ziply Fiber is a local internet service provider dedicated to elevating the connected lives of the communities we serve. We offer the fastest home internet in the nation, a refreshingly great customer experience, and affordable plans that put customers in charge. As our state-of-the-art fiber network expands, so does our need for team members who can help us grow and realize our goals. Our Company Values: Genuinely Caring: We treat customersand colleagues like neighbors, with empathy and full attention. Empowering You: We help customerschoose what is best for them, and we supportemployees in implementing new ideas and solutions....

RWE Americas, LLC To start as soon as possible, full time, permanent Functional area: Engineering Remuneration: Exempt The Principal Engineer, Solar PV Energy Production, is a senior individual-contributor role responsible for elevating the technical quality and long-term defensibility of energy production work across the project lifecycle. Reporting to the VP of Solar PV Systems, this role owns the methodological backbone of solar modeling practices such as early-stage production modeling best-practices, post-COD reconciliation with FID assumptions, production uncertainty modeling, proactive coordination for execution phase and the integration of emerging analytical capabilities into engineering workflows. This person sets the standard for how the company models, validates, and continuously improves energy yield estimates across utility-scale solar assets, and is expected to work with meaningful autonomy on problems that span development, construction, and operations....

Job description We are seeking an experienced Technical Lead - Mechanical Design Engineering to oversee and guide mechanical design activities across multiple product development programs. This role requires a hands-on engineering leader with strong product development expertise, excellent technical problem-solving skills, and the ability to collaborate across multidisciplinary and multi-site teams. The ideal candidate will have experience in high-volume manufacturing environments, injection molding, and medical device or regulated industries. Location & Work Mode Location: Chicago Work Mode: Hybrid / On-site Employment Type: Full-Time / Contract Key Responsibilities Coordinate and lead technical design teams across one or more development programs in a multi-disciplinary and multi-site environment. Develop and communicate technical action plans while aligning priorities with internal and external stakeholders. Support planning activities...

Senior Structural Engineer Chicago, IL Description Contribute your expertise, skills, and experience as a Civil Engineer by joining our KDM Engineering team. KDM is a growing, award-winning, minority- and woman-owned professional engineering firm focusing on electric, gas, site civil, and telecommunications engineering designs and support services. KDM offers a competitive salary and benefits package, a people-first work environment, and a hybrid work schedule. We're seeking a Civil Engineer with 7+ years of site civil engineering experience, who is passionate about solving complex engineering problems and creating high-quality designs, reports, and studies that meet the needs of our clients. A PE license and experience in the utility or transportation industry are preferred. Salary: $90k - $115k per year Job Responsibilities: Contribute to a project team consisting of professional engineers and designers involved in the design, modification, and analysis of...

Short Description Bowman has an opportunity for a Civil Engineer III to join our team in Chicago, IL. At Bowman, we believe in creating opportunities for aspiring people to thrive and achieve ambitious goals. That's why a career at Bowman is more than a job. It is an opportunity to be part of a diverse and engaged community of professionals, to be treated as a respected and valued member of a motivated team and to be empowered to do exceptional work that advances the best interest of everyone involved. We recognize the importance of creating a work environment that is both rewarding to our employees and supportive of our unwavering commitment to provide unparalleled service to our clients. Purpose Execute complex technical transportation engineering techniques, procedures and criteria for transportation and infrastructure projects. Assist in developing sustainable transportation solutions to make communities more livable by reducing traffic congestion, promoting multiple...

Who We Are: RailPros is the premier provider of engineering and diversified safety services to America's rail and transit industry. Driven by a passion for our people, clients, and communities, we are committed to solving our customers' challenges and earning their trust through teamwork, continuous improvement, and service excellence. As a people first organization, we prioritize the safety, well being, and growth of our employees, fostering a culture of caring and support. We believe that when our people thrive, our company thrives. Our mission is to enhance mobility, safety, and quality of life for residents, passengers, and partner companies. We do more than just provide services; we are constantly innovating and staying informed of industry developments to help our customers succeed. Join us in our shared goal of keeping America moving and ensuring customer satisfaction in an environment where your contributions are valued and your growth is encouraged. Apply now and become...

POSITION GOAL: The Civil Engineer Associate l will perform basic engineering duties associated with the construction or civil engineering projects. This position will support all aspects of design projects for roadways, utilities, sewers, bridges, etc.; prepare schematics & models; perform analysis & engineering calculations; develop plans, specifications & estimates; prepare technical engineering reports; perform construction management for various projects. ESSENTIAL DUTIES AND RESPONSIBILITIES: • Perform fundamental design and modeling tasks and assist in preparing permit applications, CAD, or GIS work. • Participate in data research, collection, and compilation efforts. • Analyze and correlate scientific engineering data and recognize discrepancies in results using a series of related detailed steps or processes. • Assist in the preparation of reports, studies, and technical memoranda. • Review the accuracy and viability of designs, data, reports, and other...