Product Development / Mechanical Design Engineer - High Speed Connectors Amphenol HSIOProduct Development / Mechanical Design Engineer - High Speed ConnectorsSchaumburg, IllinoisAmphenol High Speed Products Group is the market leader for high speed, high bandwidth electrical connectors for the Telecom/Datacom market (Mobile Networks, Storage, Servers, Routers, Switches, etc.). Amphenol Corporation is one of the world’s largest designers and manufacturers of electrical, electronic and fiber optic connectors and interconnect systems, antennas, sensors and sensor-based products and coaxial and high-speed specialty cable.
Senior Mechanical Engineer Sargent & LundySenior Mechanical EngineerChicago, Illinois$131,960–$205,330 / yearFull timeAI & Automation at Sargent & Lundy: In this role, we expect people to be willing or able to lead others who use modern tools: You are expected to lead others in taking engineering problems from issue to solution by setting expectations for using data and modern tools such as automation and AI to improve workflows, reduce rework, and deliver cost-effective designs. Leaders in these roles often direct automation and process-improvement work, for example, how teams automate calculations, summarize technical documents, or generate design documentation and guiding when and how AI or agentic AI tools are used while ensuring results are checked.
NewSenior Mechanical Design Engineer Macpower Digital Assets Edge Private LimitedSenior Mechanical Design EngineerElgin, IL$90,000–$100,000 / yearResponsibilities: Perform mechanical design and engineering work on new products, special products, proposals and customer orders as assigned by supervisor; provide work direction to mechanical designer/drafters as appropriate. Job Overview: Design, specification and testing of automated modified atmosphere packaging machines and systems involving flexible film tracking, heat sealing technologies, conveying systems, product handling and scale systems.
Senior Mechanical Engineer ClaycoSenior 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.
Sr. Mechanical Design Engineer Curtiss-WrightSr. Mechanical Design EngineerArlington Heights, IllinoisCurtiss-Wright Industrial Division, which includes the legacy brands of Arens Controls, Penny & Giles, PG Drives Technology and Williams Controls, is an excellent supplier in providing components and sub-systems which enable customer specific solutions for on- and off-highway vehicles. Arens Controls products comprise state-of-the-art drivetrain components, such as ‘by-wire’ and mechanical transmission shifters, as well as electronic control systems for the Hybrid Electronic Vehicle (HEV) market.
Senior Mechanical Engineer CDM SmithSenior Mechanical EngineerChicago, IllinoisPerform other duties as required including developing: HVAC systems master planning & studies; HVAC & Plumbing systems; mechanical systems (co-generation); sustainability/energy efficiency/renewable energy/green buildings; etc. In addition, during employment individuals may be required by CDM Smith or a CDM Smith client to successfully complete additional background checks, including motor vehicle record as well as drug testing.
Senior Mechanical Engineer Salas O'BrienSenior Mechanical EngineerChicago, IllinoisOur specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more. Our technical expertise is paired with an exceptional team of business development, human resources, finance and accounting, information technology, and marketing professionals, all of whom play a key role in bringing our commitments to life every day.
Process Mechanical Stress Engineer ClaycoProcess Mechanical Stress EngineerChicago, IL$120,000–$150,000 / yearClayco 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. The position plays a critical role in delivering safe, reliable, and constructible engineering solutions for industrial, manufacturing, pharmaceutical, food & beverage, life sciences, chemical, and advanced technology projects.
Mechanical Project Engineer | Naperville, IL IMEG ConsultantsMechanical Project Engineer | Naperville, ILNaperville, Illinois$95,000–$115,000 / yearYou’ll deliver engineering analysis, design, and implementation oversight of HVAC, plumbing, and fire protection systems for the vertical building industry—collaborating with senior staff on larger, higher-complexity work and partnering closely with engineers and consultants to achieve positive client outcomes. Strong technical and analytical skills including proficiency of principles in thermodynamics, psychrometrics, heat transfer and fluid mechanics relating to mechanical design in HVAC, plumbing and fire protection systems.
Associate Principal / Senior Mechanical Design Engineer (MEP) NR Consulting LLCAssociate Principal / Senior Mechanical Design Engineer (MEP)Chicago, IL$120,000–$150,000 / yearKey Responsibilities: As an Associate Principal / Senior Mechanical Design Engineer, you will be taking ownership as a discipline leader on multiple projects. Career Development: Work alongside industry leaders and access continuous learning opportunities.
Product Development Engineer (Mechanical Design) Amphenol HSIOProduct Development Engineer (Mechanical Design)Schaumburg, IllinoisAmphenol High Speed Products Group is the market leader for high speed, high bandwidth electrical connectors for the Telecom/Datacom market (Mobile Networks, Storage, Servers, Routers, Switches, etc.). Ability to communicate well with Global Customers and all levels of the organization including Management, Marketing, Sales, Process Engineering, Test Lab personnel, other Engineers (local and global), and Designers (local and global).
NewEngineering Lead MCCS Kraft HeinzEngineering Lead MCCSChicago, Illinois$141,500–$176,900 / yearExperience in capital project governance, vendor management, project scheduling, risk management, leadership, communication, and experience managing multiple concurrent capital projects across several sites. Our Total Rewards philosophy is to provide a meaningful and flexible spectrum of programs that equitably support our diverse workforce and their families and complement Kraft Heinz’ strategy and values.
Senior Mechanical Design Engineer Monarch Technical SearchSenior Mechanical Design EngineerElgin, IllinoisPerform mechanical design and engineering work on new products, special products, proposals and customer orders as assigned by supervisor; provide work direction to mechanical designer/drafters as appropriate. Design, specification and testing of automated modified atmosphere packaging machines and systems involving flexible film tracking, heat sealing technologies, conveying systems, product handling and scale systems.
Electrical Controls Engineer ESPO CorporationElectrical Controls EngineerDOWNERS GROVE, IL$90,000–$135,000 / yearOur client, a major designer/builder of custom manufacturing equipment, is looking to grow their Engineering team with the hiring of an Electrical Controls Engineer at their Corporate Headquarters. The Electrical Controls Engineer's responsibilities include: Following assigned projects from kick-off to start-up completion.
MEP Engineer (Mechanical, Electrical, Plumbing) Brighton SolutionsMEP Engineer (Mechanical, Electrical, Plumbing)Schaumburg, IllinoisThe MEP Engineer collaborates with internal teams, contractors, and stakeholders to deliver high-quality engineering solutions across new construction, renovations, and existing facility improvements. Brighton Solutions is seeking an MEP Engineer that is responsible for the design, analysis, coordination, and oversight of mechanical, electrical, plumbing, and fire protection systems for facility and project applications.
Senior Mechanical Commissioning Consultant Kimley-HornSenior Mechanical Commissioning ConsultantWarrenville, Illinois$115,000–$180,000 / yearDirect and/or support functional testing of building mechanical systems, including (as applicable) HVAC airside systems (AHUs, RTUs, FCUs, VAVs, exhaust systems), hydronic systems (pumps, chillers, cooling towers, boilers, heat exchangers), temperature controls/BAS, valve and damper operations, and associated sequences of operation. You will collaborate with the design team and construction partners; witness and document static, startup, and functional performance testing of complex mechanical, plumbing, fire/life-safety interfaces (as applicable), and controls systems; and verify operation in normal, maintenance, and failure modes.
US_East | Mechanical & Physical Engineer_L1 Datum Software, IncUS_East | Mechanical & Physical Engineer_L1Chicago, ILThe role involves conducting functional system reviews (simulation and testing), HVAC system status discussions with program leadership, development test planning with lab engineers, and annual hot trip execution for assigned programs. Responsibilities also include proactive planning and tracking of vehicle validation, active support of aero/thermal attributes, and DVP&R test execution and reporting.
Project Engineer - Electrical dbHMSProject Engineer - ElectricalChicago, 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. The ideal candidate is expected to be comfortable representing the company to external clients as well as other industry professionals (Contractors, Manufacturer Representatives, etc.), which is paramount in the design and construction of a project, as well as building and maintaining industry relationships.
Associate Principal/Senior Mechanical Design Engineer Northern ImpactAssociate Principal/Senior Mechanical Design EngineerChicago, IllinoisThis is an opportunity for an established mechanical engineering leader to shape a local team, deepen client relationships, and take ownership of technically challenging work from early planning through construction. This person will blend advanced HVAC design expertise with team leadership, business development, project delivery, construction-phase support, and exceptional client service.
Senior Mechanical Designer 2 - Nuclear Power Sargent & LundySenior Mechanical Designer 2 - Nuclear PowerChicago, Illinois$85,679–$130,899 / yearFull timeSince 1954, we’ve been a trusted leader in nuclear engineering, design, and licensing, with expertise spanning small modular reactors (SMRs), advanced reactor technology (ART), and first-of-a-kind commercial reactor restart projects. Our work supports life extensions and digital modernization of existing nuclear plants, coal-to-nuclear conversion initiatives with the Department of State, and international nuclear new-build projects.