Senior Mechanical Engineer
$100k - $120kTrillium Staffing Solutions
Tremendous direct hire opportunity for a Senior Mechanical Engineer to join a robust and growing manufacturer in Aurora, IL!
Scroll down to find an indepth overview of this job, and what is expected of candidates Make an application by clicking on the Apply button.
The Sr. Mechanical Engineer will lead design, development and implementation by managing projects, conducting engineering analysis and calculations, preparing engineering drawings, docs and specs, overseeing testing and validation of systems, and performing simulations. The Sr. Mechanical Engineer will also be a technical subject matter expert and provide mentorship to Jr. Engineers.
Responsibilities:
- Lead the design and development of mechanical systems and components, including sheet metal designs.
- Perform engineering analyses and calculations to support design decisions.
- Utilize CAD and simulation tools to conduct finite element analysis (FEA) and computational fluid dynamics (CFD) analysis.
- Prepare detailed engineering drawings, specifications, and technical documentation.
- Oversee testing and validation to ensure mechanical systems meet performance and safety requirements.
- Collaborate with manufacturing, quality, and supply chain teams to support successful project execution.
- Provide technical guidance and mentorship to junior engineers and technicians.
This position will work fully on-site in Aurora, IL, Monday through Friday.
Salary range will be $100,000-$120,000 depending on experience.
Full benefits package includes medical, dental, vision, retirement savings with company match, paid time off, holiday pay, employee assistance programs, associate discounts, and more. xhyhwjd
If you are interested, please apply today!
Qualifications:
- Bachelor degree in Mechanical Engineering or related
- 5+ years of experience in mechanical engineering
- Strong knowledge of mechanical design principles, materials, and manufacturing processes
- Strong CAD skills (Solidworks, AutoCAD, or similar)
$100k - $120k
...Tremendous direct hire opportunity for a Senior Mechanical Engineer to join a robust and growing manufacturer in Aurora, IL! The Sr. Mechanical Engineer will lead design, development and implementation by managing projects, conducting engineering analysis and calculations...SeniorFull timeMonday to Friday$111.4k - $146.6k
...pay for comparable jobs. About the Role: The Fermilab Infrastructure Services Division (ISD) is seeking a Senior Mechanical Engineer . This individual is responsible for upper-level engineering projects requiring engineering creativity in developing...SeniorTemporary workFor contractorsFor subcontractorWork at officeLocal areaFlexible hours$120k - $150k
Lombard, ILMechanical Engineering - Engineering /Full Time /HybridValdes Architecture & Engineering is seeking an experienced Senior Mechanical Engineer to support projects across municipal infrastructure, water and wastewater, building systems, industrial process facilities...SeniorFull timeFor contractorsLocal area$110k - $127k
...qualifications such as experience, education, certifications, and skills, as well as geographic considerations.We are seeking a Senior Mechanical Engineer to work with our Engineering team. This position manages facility and manufacturing improvement projects, develops plans,...Senior$115k - $167.5k
...Minnesota / Milwaukee, Wisconsin / Downers Grove, IllinoisFacilities Engineering - Mechanical /Full Time (40) /HybridTKDA is a 100% employee-owned engineering, architecture, and design firm seeking a Senior Professional Mechanical Engineer to join our Facilities...SeniorFull timeH1bVisa sponsorshipWork visaMonday to FridayNight shift$120k - $160k
Location(s): Lisle, IllinoisCompany: MolexCareer Field: EngineeringJob Number: 195177Apply: JobMolex is seeking an innovative Senior Mechanical Engineer to join our R&D team. This team is responsible for the conceptualization of industry leading fiber optic interconnect...SeniorFlexible hours$110k - $120k
...Senior Mechanical Engineer Naperville, Illinois - Posted on October 16, 2026 Published By Christina Pandiarajan Tremendous direct hire opportunity for a Senior Mechanical Engineer to join a robust and growing manufacturer in Naperville! The Sr. Mechanical Engineer...Senior$100k - $120k
...: For more information, please see: Position Title: Sr. Mechanical Engineer\ Requisition Id: 1762\ Worker Category: Full Time\ \ Location... ...of Sales Location: North Aurora, IL Job Summary: The Senior Mechanical Engineer is responsible for leading the design, development...SeniorFull time$85k - $110k
...Senior Mechanical Engineer Naperville, IL We are changing the norm by being customer-focused, technology-led. viaPhoton is reimagining fiber optic manufacturing for the AI era. We design and deliver custom-engineered, end-to-end fiber connectivity solutions for...SeniorImmediate startFlexible hours$102.5k - $138.5k
...Senior Mechanical Engineer As Chemring Energetic Devices (CED) celebrates 50 years of building products that protect our country, protect the individual warfighter, and send rockets into outer space, our growth is creating new opportunities to expand our team with...SeniorFor contractorsWork at officeShift work$122.4k - $154k
...Position Performs advanced technical/engineering problem solving in support of nuclear plant... ...MINIMUM QUALIFICATIONS for Senior E03 Engineer: Bachelor’s degree in Engineering... ...Civil/Structural, Electrical, Industrial, Mechanical or Nuclear) with 5 years of nuclear...SeniorTemporary workLocal area- Experienced or Senior Mechanical System Design EngineersCompany:The Boeing CompanyBoeing St. Louis is building the future ‒ creating innovative... ...seeking Experienced or SeniorMechanical System Design Engineers to develop, maintain and modify air vehicle subsystems (Armament...SeniorFull timeWork experience placementInterim roleImmediate startRelocationVisa sponsorshipWork visaFlexible hoursShift work
- Zachry Group is seeking a Principal Engineer Mechanical - HVAC in Downers Grove, IL. The role involves leading industrial HVAC and plumbing projects, estimating scopes, and coordinating across disciplines to ensure code-compliant design solutions. Responsibilities include...Senior
$84.76k - $129.5k
...preparation or review of: Modification packages for operating nuclear power plants Functional mechanical drawings and/or drawings for nuclear power plant systems Engineering analyses and evaluations to support modifications and operation of plant systems Technical...SeniorHourly payWork at officeLocal areaRemote workWorldwideFlexible hours3 days per week- ...surface grinders, ensuring tight tolerances and high-quality molds. Responsibilities include creating Mastercam programs, interpreting engineering drawings, and collaborating with engineering and QA to troubleshoot issues and drive continuous improvement. #J-18808-Ljbffr...Senior
- ENERCON is seeking a Project Engineer for our Nuclear Services Group in the United States. The role involves leading interdisciplinary... ...candidates have 6+ years in nuclear or related industries, a mechanical/nuclear/chemical engineering background (or PMP), and a track...SeniorRemote job
$28k
...Senior Mechanical Engineer Opportunity Do you have an entrepreneurial spirit and a passion for engineering? Do you love designing and implementing complex electrical systems? Are you looking for a company that is constantly trying to push the boundaries of what it...SeniorFor contractorsFor subcontractorLocal area$90k - $130k
...Job Description Job Description Title: Senior Mechanical Engineer Location: Downers Grove, IL Hire Type: Direct Hire - in office 5 days a week. Shift/Hours: 40 Hours/Week Base Salary: $90k – $130k Benefits: * Industry-leading performance-based...SeniorWork at officeShift work- Enercon Services, Inc. is seeking a Senior Engineering Manager - Mechanical for its Data Center Mission Critical Group. The role leads the mechanical engineering team on greenfield and brownfield data center projects, ensuring schedules, budgets, and quality. Responsibilities...Senior
$100k - $130k
...entrepreneurial environment of a growing technology venture combined with the resources, stability, and engineering expertise of a global industry leader.This role leads the mechanical design, product validation, and manufacturing development of BoundaryCool thermal management...SeniorFlexible hours$112k - $169k
Downers Grove, IllinoisFacilities Engineering - Mechanical /Full Time (40) /HybridTKDA is a 100% employee-owned engineering, architecture, and design firm seeking a Senior Professional Mechanical Engineer / Project Manager to join our Facilities Engineering division.In...SeniorFull timeH1bWork at officeVisa sponsorshipWork visaMonday to Friday- ...Job Summary An experienced Senior Mechanical Engineer is sought to support projects across municipal infrastructure, water and wastewater, building systems, industrial process facilities, utility and power infrastructure, and life sciences markets. The role involves...SeniorFor contractorsLocal areaFlexible hours
- ...Mechanical Design Engineer Position Summary We are seeking an experienced Mechanical Design Engineer to join our engineering team. This individual will be responsible for taking concepts from initial design through production-ready documentation. The successful...
$123.64k - $157.47k
...Automotive, Burgess-Norton division is seeking an experienced Senior Process Engineer to support manufacturing and process engineering... ...Education ~ Bachelor’s degree or foreign equivalent in Mechanical Engineering, Industrial Engineering, or Manufacturing Engineering...SeniorLocal area$110k - $130k
...Job Description Job Description Title: Senior Mechanical Engineer Location: Downers Grove, IL (Must be in office 5 days a week) Hire Type: Direct Hire Shift/Hours: 1st, 8am - 5pm (Mon-Fri) Base Salary: $110k - $130k (based on experience) Benefits...SeniorWork at officeShift work$102.5k - $138.5k
...discounts. CED follows a 9/80 work schedule allowing employees to enjoy alternating Fridays off. JOB SUMMARY: CED's Senior Mechanical Engineer holds technical accountability in developing new products and supporting existing legacy devices for military, aerospace,...SeniorFor contractorsWork at officeShift work$65k - $75k
...Tooling Engineer The Tooling Engineer designs custom precision tooling and supports applications related to design processes for... ...fixtures. Essential Skills Bachelor of Science in Mechanical Engineering (BSME). Strong academic performance with a minimum...Permanent employmentTemporary workInternship- ...Position Summary We are seeking an experienced Senior Manufacturing Engineer with expertise in CNC machining within the automotive industry. This contract role, based in Bolingbrook, Illinois, focuses on optimizing machining processes, improving throughput and quality...SeniorContract work
- Roquette Group seeks a Senior R&D Process Engineer in Geneva, IL, to lead complex process development and manufacturing-support projects across starch, sugar, sweetener, and polyol lines. The role blends hands-on engineering with experimental design, data analysis, and...Senior
$145k - $185k
Lombard, ILMechanical Engineering - Engineering /Full Time /HybridValdes Architecture & Engineering is seeking an accomplished Principal Mechanical Engineer to provide senior technical leadership across municipal infrastructure, water and wastewater, building systems,...Full timeLocal area
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Mechanical Engineer. Be the first to apply!
- senior performance engineer North Aurora, IL
- senior manager diversity & inclusion North Aurora, IL
- senior operations technician North Aurora, IL
- senior performance tester North Aurora, IL
- senior North Aurora, IL
- srs North Aurora, IL
- senior manager automotive North Aurora, IL
- senior website designer
- senior underwriting associate
- senior php web developer





