Mechanical Engineer PE
$100k - $150kSystem One
Job Title: Mechanical Engineer PE
Location: St. Louis, MO
Type: Direct Hire
Compensation: $100,000 - $150,000
Contractor Work Model: Hybrid – onsite and remote
The Mechanical Engineer PE applies standard engineering techniques to design, analyze, test, maintain, repair, or improve products, components, or assemblies.
Responsibilities
- Apply standard engineering techniques to design, analyze, test, maintain, repair, or improve products, components, or assemblies.
- Sign and seal engineering documents as required for project approval and compliance.
- Analyze, develop, and evaluate engineering systems to ensure efficiency and safety.
- Improve and maintain current systems or create new projects from inception through implementation.
- Design and draft blueprints; visit systems in the field; manage and coordinate projects to meet deadlines.
- Apply engineering techniques and analyses within assigned scope, handling complex issues independently.
- Provide leadership, coaching, and mentoring to junior staff and team members.
- Act as a lead or first-level supervisor when necessary, ensuring project goals are achieved.
- Interact directly with clients to communicate project progress, challenges, and solutions.
- Bachelor's degree in Engineering and Professional Engineer (PE) License
- 4-8 years of related engineering experience
- Expert knowledge of engineering principles and practices
- Critical thinking, problem-solving, and mathematic skills
- Strong computer skills and technical expertise
- Effective verbal and written communication abilities
- Detail-oriented and adaptable to fast-paced project environments
- Excellent multitasking skills, capable of managing multiple ongoing projects
System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
#M1
#LI-JB1
Ref: #260-Eng NY Transit
System One, and its subsidiaries including Joulé, ALTA IT Services, TeamPeople, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
$90k - $130k
...Salary: $90,000 to $130,000 The Korte Company is seeking a Mechanical Engineer to join our team in St. Louis, MO or Highland, IL. This position... ...Engineering field. ~ Registered Professional Engineer (PE) ~3+ years experience designing mechanical and plumbing systems...SuggestedFor subcontractorWork at office- ...investigations during construction to ensure that engineering work is in accordance with designs, and... ...in this document.Basic Requirement for Mechanical Engineer: A. Degree: Bachelor's degree (... ...licensure as a Professional Engineer (PE) by any State, the District of Columbia,...SuggestedPermanent employmentFull timePart timeInternshipWork at officeLocal areaRemote workTrial period
$104.5k
...DivisionSalary: Starting at $104,502 Per year (GS 12)Dates: Open 07/27/2026 to 08/05/2026Schedule: Full-timeWork type: PermanentRelocation: TruePosition ID: CEDE-26-13020071-DHADocument ID: 877986000Grade: GS 12Job category: Mechanical Engineering (0830)Hiring path: publicSuggested- DescriptionThe Senior Mechanical Engineer will lead mechanical design projects and teams to create world-class designs for new projects, alterations... ...and specifications.Ability to travel.Professional Engineer (PE) License PreferredPreferred: Architectural Engineering (or...SuggestedFor contractorsWork at office
- ...to identify inefficiencies, bottlenecks, or waste. Coordinates A3 & Kaizen events with production, quality and manufacturing engineering. Coach and mentor others to support successful completion of CI projects and quick wins. Teach and train employees on Lean...SuggestedWork at officeWorldwideFlexible hours
- DescriptionBurns & McDonnell is seeking to hire a Senior Mechanical Engineer to support our Power global practice. The Senior Mechanical Engineer... ...experience preferred.Professional Engineering License (PE) strongly preferred.Expert knowledge in standard engineering...For contractorsWork at office
- DescriptionAs a Mechanical Engineer, you will work on project teams to create world-class designs for new projects, alterations and redevelopments on a variety of power projects. The Mechanical Engineer will work with the project team throughout the design and construction...Contract workWork at office
$84.53k - $120.75k
...impact on the world? We believe building engineering is more than systems and structures, it'... ...and human experience. We bring together mechanical, electrical, structural, and civil... ...offered. Example: Professional Engineer (PE or P.Eng) license. Experience in commercial...Full timeContract workTemporary workPart time- ...our continued success. Overview The Technical Services Engineer (TSE) I is a technical expert who supports Integrated Solutions... ...management, or retro-commissioning. Professional Mechanical Engineering (PE) license. Possesses expert technical knowledge of the subject...Contract workWork at office
$70k - $90k
...Job Description Job Description HiFyve is hiring a Manufacturing Welding Engineer in the manufacturing industry in St. Louis, MO ! Salary: $70-90K/yr Shift: 1st Shift M-F 630a-3p or 7a-330p Location: St. Louis, MO Job Duties and Responsibilities...Shift workDay shift- ...time position available for a refrigeration engineer. Responsibilities include conducting job-... ...: Bachelor's degree (or higher) in mechanical engineering from an accredited four-year... ...years of relevant mechanical experience PE license in any state with the ability to...Full timeFor subcontractorH1bWork at officeVisa sponsorship
- ...Jaguar Transport Holdings is seeking a dedicated conductor/engineer in St. Louis, Missouri, responsible for controlling train movements and switching railcars efficiently. This role requires manual labor and adherence to safety protocols while working outdoors in various...
- ...opportunitiesPosition OverviewThe Design Integration Manager (Mechanical) collaborates closely with our project development, operations... ...(HVAC, plumbing, piping, process equipment) on design-build, engineer-procure-construct, construction manager at-risk, and other alternative...Full timeFor contractorsWork at office
- DescriptionBurns & McDonnell has an exciting opportunity for a Lead Mechanical Engineer to join the Power global practice. This position is... ...required; EPC project experience preferredProfessional Engineering (PE) license is preferredCandidate must have excellent written...
- ...Mechanical Preconstruction Manager 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...Contract workFor contractorsFor subcontractorInterim roleWork at officeFlexible hours
- ...Mechanical Project Manager We are seeking an experienced Mechanical Project Manager to lead mechanical engineering and construction projects from planning through completion. The role focuses... .... ~ Preferred certifications: PMP, PE (Mechanical), or relevant trade...For contractorsFor subcontractor
$70k - $90k
...Description Job Description Date posted: July 14, 2026 Pay: $70,000.00 - $90,000.00 per year Job description: Manufacturing Engineer - Welding St. Louis, MO Description Join a Growing Industry Leader with 80 Years of Excellence! Are you ready to take...- ...quality records • Help improve welding consistency and production quality Requirements • 2-5+ years experience in welding engineering, welding quality, or welding inspection • Experience developing or managing WPS / PQR documentation • Strong knowledge of steel...Local area
- ...Job Description Company Description We are Olsson. We engineer and design solutions that improve the world around us. As a company... ...clients' specific project requirements. We are seeking a Mechanical Construction Manager to support and coordinate mechanical construction...Full timeFor contractorsLocal areaFlexible hours
$125k - $160k
...Annual bonus and employee ownership A growing, full-service mechanical contractor is seeking an experienced Senior Project Manager to... ...project schedules. Coordinate with field leadership, engineering, design, fabrication, safety, warehouse, and service teams....For contractorsFor subcontractor- ...contributions truly matter. Be part of something bigger—build your future with us! Under the general direction of the VP of Engineering, the Mechanical Engineer for Manufacturing is a hands-on position that is responsible for implementing, modifying and maintaining...Work at office
- ...metrics-driven design solutions. Together, we create inspired solutions that improve lives. We are searching for an upcoming Mechanical Engineering graduate to join our St. Louis studio! What You'll Do: Assists Engineers with the design and documentation of...Flexible hours
- Robotic Process Automation Developer Location: St Louis, MO Type: Hybrid Job Description: Between 8 to 13 years of experience in automation especially in RPA. Provide guidance with process design. Design, develop, and test automation workflows. Deploy RPA components...
- Posting Summary Working TitleMechatronics and Mechanical Engineering AdjunctRole TitleRole CodeFLSAExemptPay BandUGPosition NumberAgencyBrightpoint Community CollegeDivisionBrightpoint Community College (Div)Work LocationChesterfield - 041Hiring Range$793-$1,693 per credit...Temporary workSummer workLocal areaRemote work
$300 per month
...McClure Engineering is seeking a Mechanical Designer to work alongside other talented designers and engineers on a wide range of projects involving complex building and campus systems. The selected candidate will create detailed designs using AutoCAD and/or Revit and...Temporary workSummer workCasual workLocal areaRemote workFlexible hours1 day per week$80k - $110k
...MO, to lead cross-functional teams in executing capital equipment development projects. The role requires a Bachelor's degree in Engineering and at least 6 years of experience in managing technical projects. Strong communication and organizational skills are essential....- ...Job Description Job Description Electrical / Mechanical Automation Engineer Location: St. Louis, MO Employment Type: Full-Time Electrical / Mechanical Automation Engineer We are partnering with an established and innovative manufacturing company seeking...Full time
$37.88 - $44.19 per hour
...company procedures Maintain, dismantle, repair, and replace mechanical and hydraulic components (e. g. bearings, seals, details,... ...machinery such as shafting, motors, generators, air compressors, engines, pumps, cylinders, gears, couplings, linkages, ball screws, high...Hourly payH1bLocal areaWork from homeRelocationFlexible hoursShift workNight shiftWeekend workDay shiftAfternoon shift- ...The Tool & Die Engineer is responsible for the design, development, maintenance, and continuous improvement of tooling, fixtures, dies... .... Qualifications Education ~ Bachelor's degree in Mechanical Engineering, Manufacturing Engineering, Tool Engineering, or related...
- ...Job Description Job Description JOB SUMMARY: The Mechanical Designer will design mechanical systems, process support utility and... ...successful project completion. Coordinate with other designers, engineers, project managers, and other team members assigned to a...Contract workWork at office
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Mechanical Engineer PE. Be the first to apply!
- mechanical commissioning Saint Louis, MO
- mechanical design Saint Louis, MO
- mechanical inspector Saint Louis, MO
- mechanical sales Saint Louis, MO
- entry level mechanical design Saint Louis, MO
- mechanical installation Saint Louis, MO
- civil engineer pe Saint Louis, MO
- structural engineer pe Saint Louis, MO
- assistant professor physical education Saint Louis, MO
- electrical engineer pe Saint Louis, MO



