NewSenior Mechanical Engineer Constellation EnergySenior Mechanical EngineerJoliet, IL$122,400–$154,000Perform other job assignments and duties as directed by management or pursuant to company policy, including but not limited to emergency response, departmental coverage, call outs, and support of outage activities in positions outside the department. Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes.
NewEngineer, Mechanical or Electrical Constellation EnergyEngineer, Mechanical or ElectricalMelrose Park, IL$92,700–$154,000Perform other job assignments and duties as directed by management or pursuant to company policy, including but not limited to emergency response, departmental coverage, call outs, and support of outage activities in positions outside the department. Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes.
NewEngineer, Mechanical Sr Constellation EnergyEngineer, Mechanical SrJoliet, IL$122,400–$154,000Perform other job assignments and duties as directed by management or pursuant to company policy, including but not limited to emergency response, departmental coverage, call outs, and support of outage activities in positions outside the department. Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes.
NewEngineer, Sr. Mechanical Constellation EnergyEngineer, Sr. MechanicalCrest Hill, IL$122,400–$154,000Perform other job assignments and duties as directed by management or pursuant to company policy, including but not limited to emergency response, departmental coverage, call outs, and support of outage activities in positions outside the department. Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes.
NewEngineer, Sr Staff Fuels / Project Manager Constellation EnergyEngineer, Sr Staff Fuels / Project ManagerBerwyn, IL$151,200–$168,000Provides in-depth technical expertise to develop, manage, and implement nuclear engineering activities related to CEC safety, reliability, maintainability, and availability ensuring compliance to customer's needs, regulatory requirements, and corporate policies. Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes.
NewEngineer, Fuels / Project Manager Constellation EnergyEngineer, Fuels / Project ManagerWest Chicago, IL$122,400–$154,000Perform other job assignments and duties as directed by management or pursuant to company policy, including but not limited to emergency response, departmental coverage, call outs, and support of outage activities in positions outside the department. Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes.
NewEngineer, Electrical Analytical Constellation EnergyEngineer, Electrical AnalyticalBolingbrook, IL$92,700–$114,000Perform other job assignments and duties as directed by management or pursuant to company policy, including but not limited to emergency response, departmental coverage, call outs, and support of outage activities in positions outside the department. Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes.
NewNPD Project Engineer III G&W Electric CoNPD Project Engineer IIINaperville, IL$85,963–$111,783Be responsible for leading small to medium portions of the design process, completing assigned tasks, assisting other members of the team, and helping to ensure project completion in accordance with the schedule. Our continuous focus on growth and innovation means that you become part of a company that provides challenging opportunities, rewards excellence and combines your individual expertise to achieve a higher level of shared success.
NewEngineer, Manager - Engineering Response Team Constellation EnergyEngineer, Manager - Engineering Response TeamJoliet, IL$162,000–$180,000Bachelor's degree in Engineering (Chemical, Civil/Structural, Electrical, Industrial, Mechanical, or nuclear) OR related science OR License Professional Engineer OR Active/Inactive SRO License with 5 years of engineering or related experience, which shall include 1 year of nuclear power plant experience. Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes.
NewGeneral Engineer - Substation Engineering ComEdGeneral Engineer - Substation EngineeringOAKBROOK TERRACE, IL$92,000–$126,500Primary Duties: Leads and performs engineering tasks and projects associated with a critical or analytical engineering project or a small number of complex projects that require specialized knowledge in large power system infrastructure, may include field troubleshooting, and peer review within the Transmission and Substation Engineering teams. (4) Career related experiences is defined as changes in technical job responsibilities and does not have to include a change in department Note: Items (1) and (3) are mutually inclusive, whereby the maximum experience requirement reduction is one(1) year (e.g., in the case of an employee with both a master's degree in Engineering AND a PE license, the minimum experience requirement would be reduced by one (1) year).
NewGeneral Engineer ComEdGeneral EngineerOAKBROOK TERRACE, IL$92,000–$126,500We are a Fortune 200 company, 20,000 colleagues strong serving more than 10.7 million customers at six energy companies -- Atlantic City Electric (ACE), Baltimore Gas and Electric (BGE), Commonwealth Edison (ComEd), Delmarva Power & Light (DPL), PECO Energy Company (PECO), and Potomac Electric Power Company (Pepco). (4) Career related experiences is defined as changes in technical job responsibilities and does not have to include a change in department Note: Items (1) and (3) are mutually inclusive, whereby the maximum experience requirement reduction is one(1) year (e.g., in the case of an employee with both a master's degree in Engineering AND a PE license, the minimum experience requirement would be reduced by one (1) year).
NewGeneral Engineer - T&S Relay Engineering ComEdGeneral Engineer - T&S Relay EngineeringOAKBROOK TERRACE, IL$92,000–$126,500In addition to these primary responsibilities, Relay Engineers are provided opportunities for leadership and professional development: Lead Engineer for Project Design; Manage and Coordinate Databases; Contribute to Industry Working Groups and Committees; Drive Execution of Initiatives Requiring Interdepartmental Coordination; and Continual Enhancement of the Engineering Skillset. (4) Career related experiences is defined as changes in technical job responsibilities and does not have to include a change in department Note: Items (1) and (3) are mutually inclusive, whereby the maximum experience requirement reduction is one(1) year (e.g., in the case of an employee with both a master's degree in Engineering AND a PE license, the minimum experience requirement would be reduced by one (1) year).
Sr Engineer - T&S Reliability Analytics ComEdSr Engineer - T&S Reliability AnalyticsOAKBROOK TERRACE, IL$103,200–$141,900Evaluates complex technical issues that require highly specialized knowledge in very specific areas and recommends actions or programs for their resolution, which may necessitate the review/evaluation of engineering design documents: Evaluates, develops, implements, and leads projects that have significant financial and operational impact, may also develop initial commissioning plans. We are a Fortune 200 company, 20,000 colleagues strong serving more than 10.7 million customers at six energy companies -- Atlantic City Electric (ACE), Baltimore Gas and Electric (BGE), Commonwealth Edison (ComEd), Delmarva Power & Light (DPL), PECO Energy Company (PECO), and Potomac Electric Power Company (Pepco).
NewSr Engineer - Transmission Line (Utilities) ComEdSr Engineer - Transmission Line (Utilities)OAKBROOK TERRACE, IL$103,200–$141,900We are a Fortune 200 company, 20,000 colleagues strong serving more than 10.7 million customers at six energy companies -- Atlantic City Electric (ACE), Baltimore Gas and Electric (BGE), Commonwealth Edison (ComEd), Delmarva Power & Light (DPL), PECO Energy Company (PECO), and Potomac Electric Power Company (Pepco). Primary Purpose: The Sr Engineer - Transmission Line (Large Load Integration) oversees high-voltage transmission line projects (69kV, 138kV, 345kV, 765kV), including clearance analysis, PLS-CADD modeling, and managing new or modified transmission structures, switches, and conductors.
Japanese Speaking Mechanical Engineer Technical PeopleJapanese Speaking Mechanical EngineerSchaumburg, IL$70,000–$90,000 / yearLearn if necessary and apply Toyota Production Systems such as one-piece flow, takt time reduction, kanban and workcell development. Use your bilingual Japanese speaking skills to serve as a liaison with the corporate team in Tokyo, Japan.
Mechanical Engineer Koch IncMechanical EngineerNaperville, IL$80,000–$95,000 / yearMechanical Engineer - United States - 186842 - Koch. Koch Engineered Solutions.
NewSenior Mechanical Engineer Raya WorkforceSenior Mechanical EngineerChicago, IL$150,000–$170,000This role provides senior-level technical leadership within a growing local mechanical team while also supporting projects nationally. The ideal candidate is a licensed Professional Engineer with comprehensive experience in mechanical system design and documentation across multi-family housing, commercial, and government projects.
Mechanical Engineer Technical PeopleMechanical EngineerDes Plaines, IL$75,000–$85,000 / yearBe a technical liaison if required to work with customers on their design parameters to incorporate their specific requirements into your machine designs. Serve as a liaison with the electrical engineering with the integration of HMI and PLC controls as well as robotics for pick and place applications.
Mechanical Design Engineer GFT Infrastructure IncMechanical Design EngineerChicago, IL$85,000–$120,000 / yearCandidate will be responsible for designing heating, ventilation, and air-conditioning (HVAC) systems; plumbing systems; Relevant experience may include LiDAR scanning and point cloud integration to BIM; REVIT family creation; systems design and applications; economic evaluations; life-cycle cost analyses; equipment selection; specifications authorship; construction estimating; construction administration; and commissioning of mechanical systems. In this capacity, the successful candidate will be responsible for the following: Design of building HVAC and plumbing systems including calculations, layouts, sizing, equipment selections, specifications and coordination.
Senior Mechanical Engineer Clayco IncSenior Mechanical EngineerChicago, IL$120,000–$155,000 / yearWith $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. 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.
NewControls/Mechanical Engineer - Schaumburg Intertape Polymer Group IncControls/Mechanical Engineer - SchaumburgSchaumburg, ILThe position requires a unique blend of PLC/robot programming expertise and machine design capability, supporting the development of custom packaging equipment, robotic systems, and end of arm tooling from concept through commissioning. The individual will spend the majority of their time developing, integrating, commissioning, and troubleshooting industrial control systems, while also contributing as a hands-on mechanical design engineer for custom automation and packaging machinery.
Mechanical Engineer DLZ CorporationMechanical EngineerMerrillville, IndianaAs a nationally recognized, award-winning multidisciplinary firm, we deliver engineering and architectural design services, construction management, surveying, right-of-way acquisition, and materials testing across the Midwest. You will work with our Clients, Project Managers, Engineers, and Field Teams while gaining exposure to real-world industrial systems.
Entry Level Mechanical Engineer dbHMSEntry Level Mechanical EngineerChicago, IllinoisThis 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 along with offering a supportive office culture, diverse workforce, flexible work schedules, and regular social events.
Mechanical Engineer ESPO CorporationMechanical EngineerChicago, IL$45–$60 / hourThe Mechanical Engineer designs mechanical components and assemblies in a cost effective manner that meets customer specifications and necessary product performance for automated welding equipment and Additive Manufacturing Systems. Responsibilities associated with this position are typically performed in an office setting or designated administrative area and requires occasional visits to customer facilities, vendor facilities and trade shows/conferences.
Sr Mechanical Design Engineer (MEP) ESPO CorporationSr Mechanical Design Engineer (MEP)Chicago, IL$122,712–$150,404 / yearPay range: $123,000 - $150,000 Our client, a growing and highly respected engineering consulting firm, is seeking an experienced Senior Mechanical Design Engineer (MEP) to join their Chicago team. This position goes beyond traditional engineering design—you will play a key role in building teams, strengthening client relationships, and driving project success across multiple engagements.
Mechanical Design Engineer GFT.Mechanical Design EngineerChicago, Illinois$85,000–$120,000 / yearFull timeCandidate will be responsible for designing heating, ventilation, and air-conditioning (HVAC) systems; plumbing systems; Relevant experience may include LiDAR scanning and point cloud integration to BIM; REVIT family creation; systems design and applications; economic evaluations; life-cycle cost analyses; equipment selection; specifications authorship; construction estimating; construction administration; and commissioning of mechanical systems. HVAC design skills including heating and cooling load and equipment performance (pumps, fans, compressors, boilers, chillers) calculation routines and systems’ documentation and familiarity with ASHRAE Guidelines.
Mechanical Engineer - Designer DLZ CorporationMechanical Engineer - DesignerMerrillville, IndianaThe ideal candidate is detail oriented, safety conscious, comfortable being client facing, and effective at collaborating with project managers, multidisciplinary teams, and field personnel while balancing multiple projects simultaneously. As a nationally recognized, award-winning multidisciplinary firm, we deliver engineering and architectural design services, construction management, surveying, right-of-way acquisition, and materials testing across the Midwest.
Senior Mechanical Engineer | Leadership Track | Chicago GpacSenior Mechanical Engineer | Leadership Track | ChicagoSchaumburg, IL110000–130000The firm is looking for a licensed Mechanical Engineer (PE) with 7–10 years of experience who wants to take the next step — leading projects, mentoring engineers, working directly with clients, and having a larger impact on the direction of the team. This is an opportunity to join a highly respected Greater Chicago engineering firm with 40+ years of success , a reputation for technical excellence, and a culture where experienced engineers are trusted to lead.
NewMechanical Engineer III S&C Electric CoMechanical Engineer IIIPalatine, IL$106,073–$140,549 / yearS&C provides a comprehensive and competitive benefit package that includes the following (eligibility requirements apply): Health and Welfare Benefits: Medical & Prescription, Dental, Vision, Health Care and Dependent Care Flexible Spending Accounts,, Health Savings Account (HSA), Group Life Insurance, optional Supplemental Life and AD&D Insurance, Wellbeing Resources including Employee Assistance Program and Family Forming Benefits (i.e., Adoption and Fertility support). Today, as the world faces extreme weather events and the demand for electricity grows, S&C continues to innovate and advance the electrical grid, ensuring reliable and resilient power for homes, communities, and critical infrastructure around the world.
Senior Mechanical Engineer Koch IncSenior Mechanical EngineerLisle, IL$120,000–$160,000 / yearSenior Mechanical Engineer - United States - 185838 - Koch. Koch Engineered Solutions.
Mechanical Engineer Cleveland-Cliffs IncMechanical EngineerEast Chicago, INMechanical Engineers develop solutions and implement projects that improve the process and reliability for the plant along with working collaboratively with our bargaining unit operations teams and outside contractors. Other duties as assignedMinimum QualificationsBachelors degree in Mechanical Engineering or Mechanical Engineering Technologyfrom an accredited schoolThree 3 years of experience in a heavy industrial environment.
Mechanical Engineer Milhouse Engineering & Construction IncMechanical EngineerChicago, IL$120,000–$142,000 / yearThe 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. Milhouse University (Cross-Functional Training) - Expand your expertise with internal training built to elevate your career and receive PDH credits for applicable training towards professional engineering licenses, etc.
Sr. Mechanical Engineer - HVAC/Building Systems Farnsworth Group IncSr. Mechanical Engineer - HVAC/Building SystemsLisle, IL$100,000–$130,000 / yearIn this role, you will assume multi-project responsibilities for HVAC, plumbing, fire protection and specialty piping system engineering and design for buildings including healthcare, commercial, industrial, and educational facilities. For ten consecutive years, we've been certified as a Great Place to Work®, and our engineers, architects, surveyors, and scientists channel their passion and expertise into making meaningful contributions to the world around us.
Mechanical Engineer I DLZ CorpMechanical Engineer IMerrillville, INAs a nationally recognized, award-winning multidisciplinary firm, we deliver engineering and architectural design services, construction management, surveying, right-of-way acquisition, and materials testing across the Midwest. You will work with our Clients, Project Managers, Engineers, and Field Teams while gaining exposure to real-world industrial systems.
Senior Mechanical Engineer - Power Generation Stanley Consultants IncSenior Mechanical Engineer - Power GenerationChicago, IL$139,500–$185,550 / yearHowever, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information. The Senior Mechanical Engineer role is responsible for determining the technical approach, validating the design criteria, directing more junior staff, and performing detailed design tasks such as calculations, specifications, and drawing preparation.
Lead Mechanical Engineer - Buildings WSP Global IncLead Mechanical Engineer - BuildingsChicago, IL$110,700–$164,450 / yearWSP USA is providing the compensation range that the company in good faith believes it might pay and/or offer for this position within the state of Colorado, based on the successful applicant's education, experience, knowledge, skills, and abilities in addition to internal equity and specific geographic location. This role focuses on delivering high‑quality mechanical engineering solutions for hospitals, medical office buildings, cancer centers, behavioral health facilities, and highly regulated clinical environments.
Project Mechanical Engineer IV Cannon Design Inc.Project Mechanical Engineer IVChicago, IL$103,020–$128,826 / yearPrepare Revit/BIM modeling of construction drawings of HVAC systems from schematic design to construction administration phases including layout, sketches and detail drawings as required. We support equity, diversity, and inclusion efforts that benefit all employees through the leadership of our DEI Council, our Employee Resource Groups which are open to everyone, and other community initiatives.
Mechanical Engineer - Designer DLZ CorpMechanical Engineer - DesignerMerrillville, INThe ideal candidate is detail oriented, safety conscious, comfortable being client facing, and effective at collaborating with project managers, multidisciplinary teams, and field personnel while balancing multiple projects simultaneously. As a nationally recognized, award-winning multidisciplinary firm, we deliver engineering and architectural design services, construction management, surveying, right-of-way acquisition, and materials testing across the Midwest.
Mechanical Engineer OR Technical Specialist - Product Testing Smiths Group PlcMechanical Engineer OR Technical Specialist - Product TestingMorton Grove, ILAdditionally, the engineer will be responsible for producing 3D and 2D designs of test rigs, performing hand calculations, and conducting simulations like FEA/CFD to validate new designs. A key aspect of the role involves designing, assembling, and commissioning prototype test equipment, as well as developing new processes, procedures, and software tools to enhance efficiency and consistency.
Forensic Mechanical Engineer J.S. Held LLCForensic Mechanical EngineerChicago, IL$130,000–$170,000 / yearOur professionals serve as trusted advisors to organizations facing high stakes matters demanding urgent attention, staunch integrity, proven experience, clear-cut analysis, and an understanding of both tangible and intangible assets. Held is a global consulting firm that combines technical, scientific, financial, and strategic expertise to advise clients seeking to realize value and mitigate risk.
Mechanical Engineer - Mission Critical Data Centers Specialized WoolpertMechanical Engineer - Mission Critical Data Centers SpecializedChicago, New YorkAt Woolpert we place a high value on personal and professional growth, offering various opportunities for development within the engineering team: Team members have access to continuous learning programs, including workshops, seminars, certifications, and participation in professional membership organizations. Experience utilizing CFD modeling software, such as 6Sigma, to model and analyze airflow distribution, thermal performance, cooling effectiveness, and evaluation of multiple design scenarios in air-cooled and liquid-cooled data center projects.
Senior Mechanical Design Engineer Energi People - Construction EngineeringSenior Mechanical Design EngineerChicago, IL$150,000 / yearThrough a personalised Pathway to Leadership Programme , you'll have a clear roadmap for career progression, whether your aspirations lie in technical leadership, project management, mentoring, or strategic business growth. If you're an experienced HVAC Design Engineer looking to lead sophisticated projects, influence technical excellence, and accelerate your career with a forward-thinking engineering consultancy, we'd love to hear from you.
Mechanical Project Engineer - Healthcare Farnsworth Group IncMechanical Project Engineer - HealthcareLisle, IL$99,000–$149,000 / yearDesign HVAC and mechanical systems (air distribution, hydronic systems, central plant connections, pressurization, and related medical gas interfaces), including load calculations, equipment sizing, layouts, narratives, drawings, and specifications. The Mechanical Project Engineer - Healthcare leads project‑level mechanical design and coordination for hospitals, ambulatory care, behavioral health/recovery centers, and medical office facilities across the Midwest.
Senior Mechanical Engineer - Mission Critical DLR GroupSenior Mechanical Engineer - Mission CriticalChicago, IL$84,700–$144,430 / yearThe Mechanical Engineer for Mission Critical Projects is responsible for the design, coordination, and implementation of mechanical systems for high-performance, technically complex facilities such as data centers, laboratories, clean rooms, and critical infrastructure environments. 10+ years of experience in a MEP or integrated design firm working on commercial/public projects, including the design of HVAC, plumbing and fire protection building systems on complex projects.
Mechanical Engineer Harrison Consulting SolutionsMechanical EngineerNaperville, IllinoisExciting and highly rewarding opportunity for a Senior Mechanical Engineer with a focus on Commercial and Industrial HVAC projects looking to join the team in Naperville! Develop air balance diagrams, process flow diagrams (PFDs), piping and instrumentation diagrams (P&IDs), equipment layouts, and HVAC/piping plans.
Mechanical Engineer Siemens AGMechanical EngineerBuffalo Grove, IL$92,320–$158,263 / yearExperience level Experienced Professional Job type Full-time Work mode Hybrid (Remote/Office) Employment type Permanent Location(s) Buffalo Grove - Illinois - United States of America Position Location: This role supports our Buffalo Grove, IL branch location, which serves customers throughout the greater Chicago, IL area. Your work will encompass a dynamic mix of developing new product concepts, extending existing products to fill portfolio gaps, driving critical Cost Value Engineering (CVE) initiatives, and executing customizations or private labeling projects.
Civil or Mechanical Engineer - Entry Level Farnsworth Group IncCivil or Mechanical Engineer - Entry LevelLisle, IL$69,000–$81,000 / yearFor ten consecutive years, we've been certified as a Great Place to Work, and our engineers, architects, surveyors, and scientists channel their passion and expertise into making meaningful contributions to the world around us. Complete site visits including but not limited to surveying, locating, and documenting existing conditions (may include overnight travel depending on job location).
Mechanical Engineer GpacMechanical EngineerMelrose Park, IL100000–130000GPAC (Growing People and Companies) is an award-winning search firm specializing in placing quality professionals within multiple industries across the United States since 1990. We are extremely competitive, client-focused and realize that our value is in our ability to deliver the right solutions at the right time.
Mechanical Design Engineer Auto-Chlor System LLCMechanical Design EngineerBensenville, ILKnowledge of mechanical design, sheet metal fabrication, plastic component design, electrical/electronic circuit design, commercial water heaters and heat pumps. Supports field sales team with regulatory issues including working with local inspectors to keep customers equipment in operation without disruption to the business.
Sr. Mechanical Engineer Sterling Engineering, Inc.Sr. Mechanical EngineerDowners Grove, IL7+ years of mechanical engineering experience with expertise in at least two areas (e.g., Pressure Vessels, Rotating Equipment, Material Handling, or Heat Transfer). Directly execute engineering tasks and lead multi-discipline design resources to meet "big picture" project objectives.