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With $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. Demonstrated experience designing medium-voltage (up to 35 kV) and low-voltage distribution systems, including utility coordination, generator plants, switchgear, protective device coordination, and cable ampacity analysis (Neher-McGrath / IEEE 399 / IEEE 835) for high-reliability facilities.

Clayco Inc

Senior Electrical Engineer

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OTHER

Craftsmen Industries custom manufactures unique specialty trailers and vehicles and large format printed elements for experiential marketing and industrial solutions for brands across the industry spectrum including Boeing, PepsiCo, and Anheuser-Busch. Works closely with Project Management in capturing project goals, preparation of the project plan, customer change management, and development of the project dashboard to ensure projects meet schedule and cost expectations.

Craftsmen Industries

Project Engineer

Talent Acquisition

This role reports to the Automation Engineering Manager and partners closely with Lead Automation Engineers, Operations, Process Engineering, Maintenance, Quality, EHS, IT, and external technology providers to deploy and operationalize automation solutions that support Air MI's future manufacturing strategy. The Senior Automation Engineer serves as the primary technical execution leader responsible for converting approved automation concepts and production-intent designs into safe, reliable, and sustainable manufacturing solutions that can be transitioned to Operations.

Nike

Senior, Manufacturing Engineer Automation, Air Manufacturing Innovation

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As a Process Engineer I, you'll play a key role in supporting manufacturing operations, improving processes, driving continuous improvement initiatives, and developing solutions that enhance safety, quality, productivity, and efficiency. This is an ideal opportunity for an early-career engineer looking to gain hands-on manufacturing experience while working alongside experienced engineering and operations leaders.

The Gund Company

Process Engineer I

As instrumental members of our Manufacturing Team, the Manufacturing Engineers are expected to work collaboratively with leadership, operations, employees, and other functional areas, to promote a productive and amicable work environment. Position Summary: The position of Manufacturing Engineer will be a leader in both technical skills and Ruger's core values, such as Integrity, Respect, Innovation and Teamwork, all while implementing LEAN manufacturing principles on our production floor.

Sturm, Ruger & Co Inc

Manufacturing Engineer I

Ability to manage engineering projects from conception to completion, including scoping, budgeting, scheduling, design coordination, construction support, and project closeout is desired. 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.

Farnsworth Group

Midstream Project Engineer - Natural Gas Facilities

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We are seeking an experienced Global Projects Engineer to join our team at AFB International to lead significant capital investments across AFB facilities, with an initial focus on major projects at our manufacturing site in Aurora, Missouri. You will lead multiple, complex projects while partnering with Operations, Maintenance, Quality, EHS, Finance, Supply Chain, Corporate Engineering, plant leadership, consultants, contractors, and suppliers.

AFB International

Global Project Engineer

Many of our materials are used in products you might see every day - for example if you start your morning with a single serve yogurt, the container you ate from may be made from one of Spartech’s products or the refrigerator where the yogurt was stored could have Spartech products in its interior features. This position manages projects from concept through production startup, including identifying and developing equipment specifications, vendor evaluation, process design, commissioning, and ensuring compliance with all applicable safety and regulatory requirements.

Spartech

Senior Process Engineer (Req865)

At least 2 years of relevant experience in manufacturing: Fabrication, resistance and mig welding, powder and wet painting, final assembly of light gauge sheet metal consumer appliances produced in a medium - low volume, high - medium mix environment. The ideal candidate will have experience with fabrication, resistance and mig welding, powder and wet painting and final assembly of light gauge sheet metal consumer appliances produced in a medium - low volume, high - medium mix environment.

Knack Solutions

Manufacturing Engineer Level 2 or 3

Welding Engineer is responsible for developing welding techniques, procedures, and application of welding utilizing knowledge of production specifications, properties and characteristics of metals, metal alloys, and general engineering principles. Our team members take pride in the work we do and embody our core values of safety, ownership, and teamwork every day; they are the true driving force in our operations.

Challenge Manufacturing Holdings

Weld Engineer

FULL_TIME

Responsibilities include supporting permitting, procurement, and field execution, maintaining design documentation, and delivering systems that meet performance, reliability, and energy efficiency goals consistent with ENFRA’s design-build delivery model. Overview: The Electrical Professional Engineer II (PE II) independently performs advanced electrical engineering work, leading the design and coordination of electrical systems for energy and infrastructure projects for healthcare and college campuses.

YEAR

ENFRA LLC

Electrical Engineer PE II

[AW]-iCims

The Senior Packaging Design Engineer reports to the VP of Technology for Transmission and Distribution Infrastructure and will lead our packaging design shared service work for our Transmission and Distribution products in the Electric Utility market. Hubbell Utility Solutions (HUS) enable the grid to conduct, communicate and control energy across utility applications and Hubbell Electrical Solutions (HES) are essential to managing power across a wide range of industries and applications.

Hubbell Inc

Senior Packaging Design Engineer - St. Louis, MO

What You Will Bring: Must have a Bachelor''s degree in Mechanical Engineering, Electrical Engineering, Fire Protection Engineering, or related field and 5 or more years related experience, including fire protection systems design and product design for complex buildings such as mission-critical data center environments. This position reports to the Engineering Team Leader and is responsible for designing and engineering fire suppression systems and/or fire alarm systems for various complex facilities such as commercial high rise, mission critical data centers and high-reliability infrastructure.

Woolpert Inc

Fire Protection Engineer

Develop and lead automated workflows and scripts that integrate CAD, CFD, FEA, and simulation outputs into optimization loops, streamlining multidisciplinary design data for Aerodynamics, Structures, Propulsion, and GNC teams, while aligning stakeholders across disciplines, getting the right analytical models integrated into the toolset, and applying the appropriate level of fidelity at each stage of study. In this role, you will lead multidisciplinary design, analysis, and optimization (MDAO) efforts that bring aerodynamics, structures, propulsion, and GNC together into unified vehicle-level trade studies and optimization frameworks for Zone 5's air-launched effects, tactical interceptors, and next-generation munitions — from early concept and sizing through preliminary design, test correlation, and fielded performance.

Zone 5 Technologies

Lead MDAO Engineer - Weapon Performance

Zone 5 Technologies, LLC is seeking a highly skilled Environmental Qualification & Design Engineer to lead the environmental testing, validation, and design integration of advanced counter-drone drone and missile systems for U.S. Department of Defense programs. This role requires a deep understanding of MIL-STD-810 , EMI/EMC , and missile systems—blending hands-on test execution with early-phase design input to ensure our platforms perform in the most demanding operational environments.

Environmental Qualification & Design Engineer

Employees must follow all information security policies, protect confidential data, complete required training, and report any suspected security incidents to support our information security controls. Our team combines the talents of Bastian Solutions, Vanderlande's warehousing business and viastore under one brand to deliver scalable systems, intelligent software and life-cycle services.

Bastian Solutions, LLC

Regional Project Engineer

Experience working in a regulated industry (e.g., medical devices, aerospace, defense, finance), with direct experience contributing to design controls, risk management, and documentation for regulatory submissions (e.g., FDA 510(k),CE Marking). If you are passionate about hands-on hardware and firmware development, skilled in areas like mixed-signal design, FPGAs, test automation, and thrive in a fast-paced medical device startup, we encourage you to apply.

DeepSight Technology

Electrical Engineer

In this role, you will be working with clients in the oil and natural gas industry on a wide variety of projects involving refined petroleum products, crude oil and natural gas pipelines and related facilities. Posting Locations: Lisle, IL; St. Louis, MO; Charlotte, NC; Indianapolis, IN; or Greenwood Village, CO What You’ll Do: Provide technical leadership and project management on various sizes of projects that could span both gas and liquid clients.

Sr. Engineer - Oil & Gas

Successful candidates will possess a strong "go-and-see" mentality, spending significant time in our facilities learning processes firsthand, identifying opportunities, and helping teams solve problems. This role serves as a corporate engineering resource supporting project owners throughout the organization in the planning, development, execution, and documentation of capital and continuous improvement projects.

Volpi Foods

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Mechanical Engineer Jobs in Berkeley, MO

Senior Electrical Engineer Clayco Inc

Project Engineer Craftsmen Industries

Senior, Manufacturing Engineer Automation, Air Manufacturing Innovation Nike

Process Engineer I The Gund Company

Manufacturing Engineer I Sturm, Ruger & Co Inc

Midstream Project Engineer - Natural Gas Facilities Farnsworth Group

Global Project Engineer AFB International

Senior Process Engineer (Req865) Spartech

Manufacturing Engineer Level 2 or 3 Knack Solutions

Weld Engineer Challenge Manufacturing Holdings

Electrical Engineer PE II ENFRA LLC

Senior Packaging Design Engineer - St. Louis, MO Hubbell Inc

Fire Protection Engineer Woolpert Inc

Lead MDAO Engineer - Weapon Performance Zone 5 Technologies

Environmental Qualification & Design Engineer Zone 5 Technologies

Regional Project Engineer Bastian Solutions, LLC

Electrical Engineer DeepSight Technology

Sr. Engineer - Oil & Gas Farnsworth Group

Project Engineer Volpi Foods

Senior Civil Design Engineer Data Centers Jacobs Solutions Inc

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