• Mechanical Project Engineer

    Actalent (Sauget, IL)
    Mechanical Project Engineer Location: Sauget, IL Industry: Chemical Manufacturing Join a Global Chemical Leader Driving Innovation and Sustainability We are ... What We're Looking For + Education: Bachelor's degree in Mechanical Engineering. + Experience: 2-5 years in project... Mechanical Engineering. + Experience: 2-5 years in project management within a related field. + Industry Knowledge:… more
    Actalent (11/21/25)
    - Save Job - Related Jobs - Block Source
  • Mechanical Engineer

    CDM Smith (St. Louis, MO)
    …the discipline and firm. May supervise the work of junior engineers on project work. **Job Title:** Mechanical Engineer 5(Industrial/Process) **Group:** IND ... **Employment Type:** Regular **Minimum Qualifications:** Bachelor's degree in Mechanical , Architectural or Chemical Engineering, or in Engineering Technology or… more
    CDM Smith (11/08/25)
    - Save Job - Related Jobs - Block Source
  • Building Mechanical Engineer

    Burns & McDonnell (St. Louis, MO)
    …direction of the project manager or department manager. The staff mechanical engineer collaborates with designers and engineering support staff (both ... **Description** The staff mechanical engineer is responsible for supporting...domestic and international) to meet client expectations and project goals. + Support mechanical facility design… more
    Burns & McDonnell (11/04/25)
    - Save Job - Related Jobs - Block Source
  • Assistant Mechanical Engineer

    Burns & McDonnell (St. Louis, MO)
    …industrial, manufacturing, government and military facilities. The Assistant Mechanical Engineer will work with the project team throughout the design ... **Description** The Assistant Mechanical Engineer will work under the...will work under the supervision of a licensed professional engineer to assist project teams to create… more
    Burns & McDonnell (09/15/25)
    - Save Job - Related Jobs - Block Source
  • Senior Mechanical Engineer , Mission…

    JE Dunn Construction Company (St. Louis, MO)
    Senior Mechanical Engineer , Mission Critical, Traveler Location: Kansas City, MO, US, 64106Cleveland, OH, USDallas, TX, US, 75254Mesa, AZ, USClarksville, TN, ... alongside our diverse team of industry professionals._ **Role Summary** The M/E Engineer 3 will complete increasingly complex mechanical , electrical and field… more
    JE Dunn Construction Company (10/22/25)
    - Save Job - Related Jobs - Block Source
  • Lead Mechanical Engineer - Power…

    Burns & McDonnell (St. Louis, MO)
    **Description** Burns & McDonnell has an exciting opportunity for a Lead Mechanical Engineer to join the Power global practice. This position is responsible for ... as well as associated support facilities. As a Lead Mechanical Engineer , you will be responsible for...for one year of experience. + 7 years related mechanical experience required; EPC project experience preferred… more
    Burns & McDonnell (10/28/25)
    - Save Job - Related Jobs - Block Source
  • Process Mechanical Engineer

    Jacobs (St. Louis, MO)
    …then Jacobs is where you belong. We are looking for a passionate and dedicated Process Mechanical Lead Engineer in Missouri. As part of our team, you'll have the ... wastewater challenges locally and worldwide. As our Missouri Process Mechanical Lead Engineer , you'll be charged with...one of the most important roles on a design project . You'll oversee process mechanical teams and… more
    Jacobs (10/24/25)
    - Save Job - Related Jobs - Block Source
  • Mechanical Engineer 4

    CDM Smith (St. Louis, MO)
    …address today's needs and anticipate tomorrow's demands. We're looking for a skilled Mechanical Engineer with expertise in HVAC and plumbing systems. This role ... future leadership roles. - Performing other duties as required. **Job Title:** Mechanical Engineer 4 **Group:** ISO **Employment Type:** Regular **Minimum… more
    CDM Smith (11/26/25)
    - Save Job - Related Jobs - Block Source
  • Associate, Senior Mechanical

    TYLin (St. Louis, MO)
    …clients and partners. **Job Summary** We are looking for an Associate, Senior Mechanical Engineer (Healthcare) that can work in collaboration with a dynamic ... project team from initial ...replacement, and system upgrades **Qualifications:** + Bachelor's Degree in Mechanical Engineering + Professional Engineer license required… more
    TYLin (11/19/25)
    - Save Job - Related Jobs - Block Source
  • Senior Mechanical Engineer - Chiller…

    Leonardo DRS, Inc. (High Ridge, MO)
    …our Commercial/Industrial business, please visit: www.marlocoil.com . **Job Summary** Mechanical Engineer position primarily responsible for developing Marine, ... for component sizing, selection, and performance predictions. May include Mechanical Analysis, Aerodynamics/Fluids, Thermal, Fluid Systems, Mechanical Packaging,… more
    Leonardo DRS, Inc. (10/09/25)
    - Save Job - Related Jobs - Block Source
  • Mechanical Engineer II

    Leonardo DRS, Inc. (High Ridge, MO)
    …on our Commercial/Industrial business, please visit: www.marlocoil.com . **Job Summary** The Mechanical Design Engineer position is responsible for developing a ... testing, qualification, and production. **Job Responsibilities** * Design of mechanical equipment, especially heat exchangers, air conditioning, refrigeration and… more
    Leonardo DRS, Inc. (10/08/25)
    - Save Job - Related Jobs - Block Source
  • Mid-Level Mechanical Engineer

    Sargent & Lundy (St. Louis, MO)
    …evaluation, and selection in response to project needs. + While supporting project teams with other Mechanical Engineers, you will be involved in system ... including the design, modification, and analysis of power plant mechanical systems. + There is the potential for you...applying systems, principles, techniques, procedures, and equipment to a project design. + 3 years of experience in design… more
    Sargent & Lundy (10/14/25)
    - Save Job - Related Jobs - Block Source
  • Civil or Mechanical Engineer - Entry…

    Farnsworth Group (St. Louis, MO)
    Position: Civil or Mechanical Engineer - Entry Level Location: St. Louis, MO Job Id: 3163 # of Openings: 1 Join us and grow your career with a certified Great ... through your work. Farnsworth Group is seeking an Entry-Level Engineer in one of the below posting locations. In...MO Job Activities: + Support telecommunication and utility related project development + Complete site visits including but not… more
    Farnsworth Group (09/17/25)
    - Save Job - Related Jobs - Block Source
  • Lead Mechanical Engineer -- Energy…

    Sargent & Lundy (St. Louis, MO)
    …but are not limited to: + You will be responsible for leading the Mechanical Engineering design efforts for a team of junior and senior engineers and designers. ... assignments that include investigating, trouble-shooting, and solving a wide variety of mechanical engineering issues. + Act as the Mechanical team lead… more
    Sargent & Lundy (10/14/25)
    - Save Job - Related Jobs - Block Source
  • Senior Mechanical HVAC Engineer

    Jacobs (St. Louis, MO)
    …every market and every location. We're looking for an experienced, high-energy, HVAC Engineer to join our Building Mechanical team and help deliver innovative ... environment with multiple deadlines. * Ability to lead a building mechanical team on a project and to collaborate with other discipline team members remotely.… more
    Jacobs (10/17/25)
    - Save Job - Related Jobs - Block Source
  • Corporate Capital Project Engineer

    Spartech (Maryland Heights, MO)
    Corporate Capital Project Engineer Maryland Heights, MO Spartech offers a competitive salary, incentives, and benefit programs! Spartech, LLC, headquartered in ... for you. General Summary and Essential Duties & Responsibilities: The Corporate Capital Project Engineer is responsible for managing and executing both large and… more
    Spartech (09/13/25)
    - Save Job - Related Jobs - Block Source
  • Project Engineer - Electrical

    Paulo Products (St. Louis, MO)
    Project Engineer - Electrical Job Details Level Experienced Job Location Corporate Headquarters - St Louis, MO Education Level 4 Year Degree Travel Percentage Up ... to 50% Description As an Electrical - Project Engineer , you will provide design and maintenance support for equipment, facilities, and manufacturing processes… more
    Paulo Products (10/22/25)
    - Save Job - Related Jobs - Block Source
  • Project Engineer

    Ameren (St. Louis, MO)
    …on benefits provided to regular full-time employees. ​ **_About The Position_** _The Project Engineer performs engineering studies, design, and project ... plants with some overnight and day travel required. The position will include project support duties that may require long and/or non-standard work hours._ **_Key… more
    Ameren (11/18/25)
    - Save Job - Related Jobs - Block Source
  • Field Service Engineer (4 years + - Hugo…

    Medtronic (St. Louis, MO)
    …the walk, creating an inclusive culture where you can thrive. A Field Service Engineer (FSE) at Medtronic is responsible for the technical support and service of ... MD; Rochester, MN; Minneapolis, MN; or St. Louis, MO.** **A Field Service Engineer (FSE) at Medtronic is responsible for the technical support and service of… more
    Medtronic (11/22/25)
    - Save Job - Related Jobs - Block Source
  • Associate Principal, Mechanical , Data…

    TYLin (St. Louis, MO)
    …leading clients and partners. **Job Summary** We're looking for an experienced Senior Mechanical Engineer to join our organization, which prides itself on ... While serving as mentor to the production teams, the mechanical engineer will engage in rigorous design...the agreed functionality. + Assist in the development of project plans by scoping mechanical -related tasks including… more
    TYLin (11/12/25)
    - Save Job - Related Jobs - Block Source