59 mechanical package engineer jobs found

Job ID: 114493 The Leonardo DRS Land Systems business is a recognized leader in the design and integration of complex technologies into new and legacy systems and platforms for global military and commercial customers. We are a 5 year running Top Workplace in the Greater St. Louis area. Job Summary Leonardo DRS Land Systems is seeking a Senior Electrical Engineering Technician to support fast-paced product development, prototyping, and testing. This position is based out of our Bridgeton, MO facility and will have the option to work an in person or hybrid schedule. The ideal candidate will perform a blend of electrical engineering technician duties - such as circuit assembly, bench testing, and wire/cable fabrication - alongside mechanical engineering technician work, including building prototype assemblies, managing additive manufacturing (FFF 3D printing) workflows, performing part finishing, and preparing models using CAD tools such as CREO Parametric. Knowledge of...

Controls Engineer II Job Posting Location: Trenton, MO Posting Start Date: 6/30/26 Req Id: 6222 Required Travel: 0 - 10% Remote, Onsite or Hybrid?: Onsite For more than 100 years, Modine has solved the toughest thermal management challenges for mission-critical applications. Our purpose of Engineering a Cleaner, Healthier World™ means we are always evolving our portfolio of technologies to provide the latest heating, cooling, and ventilation solutions. Through the hard work of more than 11,000 employees worldwide, our Climate Solutions and Performance Technologies segments advance our purpose with systems that improve air quality, reduce energy and water consumption, lower harmful emissions, enable cleaner running vehicles, and use environmentally friendly refrigerants. Modine is a global company headquartered in Racine, Wisconsin (U.S.), with operations in North America, South America, Europe, and Asia. For more information about Modine, visit modine.com. Position...

The Korte Company is seeking a Mechanical Engineer to join our team in St. Louis, MO or Highland, IL. This position is responsible for supporting the design and coordination of mechanical, electrical, and plumbing systems for commercial and government design-build projects. This is an excellent opportunity for an experienced mechanical professional looking to grow into a future Mechanical Design Manager role within a collaborative, nationwide design-build firm. ESSENTIAL FUNCTIONS Lead the design and coordination of mechanical systems for commercial and government construction projects from concept through construction. Develop mechanical, electrical, plumbing, and telecommunications designs for commercial construction projects. Prepare construction documents using Revit, Bluebeam, and other required design software. Coordinate mechanical and plumbing systems with architectural and structural disciplines to ensure cohesive project delivery. Perform engineering calculations,...

Senior Manufacturing Engineer - Cost Estimating and NPI Job Posting Location: Joplin, MO, Remote, USA, Trenton, MO Posting Start Date: 6/23/26 Req Id: 8177 Required Travel: 0 - 30% Remote, Onsite or Hybrid?: Remote Posted Pay Range: $98,300 - $135,100 For more than 100 years, Modine has solved the toughest thermal management challenges for mission-critical applications. Our purpose of Engineering a Cleaner, Healthier World™ means we are always evolving our portfolio of technologies to provide the latest heating, cooling, and ventilation solutions. Through the hard work of more than 11,000 employees worldwide, our Climate Solutions and Performance Technologies segments advance our purpose with systems that improve air quality, reduce energy and water consumption, lower harmful emissions, enable cleaner running vehicles, and use environmentally friendly refrigerants. Modine is a global company headquartered in Racine, Wisconsin (U.S.), with operations in North America,...

Description The Senior Mechanical Engineer will lead mechanical design project teams to create world class designs for new projects, alterations and redevelopments on a variety of projects including food & beverage, life sciences, and industrial manufacturing. The Senior Mechanical Engineer will lead the project team throughout the design and construction process, adapting mechanical plans according to budget constraints, design factors or client needs. Lead Mechanical (Refrigeration) design of projects from the conceptual phase through design completion. Markets include Food & Beverage, Consumer Products, and Life Science (Pharmaceuticals and Environmental Chambers), and Manufacturing. Leads Mechanical (Refrigeration) design for project phase specific deliverables which Includes but is not limited to: Design Basis, Heat and Mass Balances (HMBs), Block Flow Diagrams (BFDs), Process Flow Diagrams (PFDs), Piping & Instrumentation Diagrams (P&IDs), Equipment...

Description Burns & McDonnell's Power Global Practice is seeking to hire experienced mechanical engineers to our Nuclear team focusing on both operating Nuclear Power Plants and new nuclear power projects, including Small Modular Reactors (SMRs), microreactors and Advanced Reactors. Our Nuclear team has domestic and international experience providing consulting, design, analysis, and pre-construction planning services for operating nuclear power plants, nuclear refurbishments, as well as new SMRs and advanced reactors. We deliver solutions for these and other challenging projects every day. As a mechanical engineer, you will serve as part of our design team with the ability to work on a full range of projects in engineering, procurement, and construction management related to the design, operation, maintenance, modification, and licensing of nuclear generating stations. Responsibilities Performs mechanical design of projects from the conceptual phase through design...

About The H-J Family of Companies The H-J Family of Companies is a global leader in the design and manufacture of products used in the transformer and switchgear industries. We are a family-owned, growth-oriented company that takes pride in innovation, quality, and the success of our employees. Our team members are passionate about creating reliable solutions for our customers worldwide while upholding our values of integrity, teamwork, and continuous improvement . About the Role The Test Engineer position is responsible for supporting and improving the on-going operations of the H-J Test Lab, which is primarily focused on the testing of electrical bushings and related components produced by H-J Enterprises as well as outside customers operating in the electrical power industry. These bushings and components are required to meet IEEE and IEC international specifications. This includes planning and executing tests, establishing and maintaining test capabilities and...

Overview Roeslein & Associates is a global leader in engineering, manufacturing, and construction services, specializing in modular, pre-fabricated solutions for the energy, beverage, and industrial sectors. With a focus on safety, innovation, and sustainability, Roeslein delivers turnkey project execution from concept to commissioning. Our team is driven by a commitment to quality and client success, operating across North America, South America, Europe, and Asia. Why Join Roeslein? At Roeslein, you're not just taking a job - you're becoming an employee owner. As part of a 100% ESOP organization, you share the success you help create while building a long-term career with a company that invests in its people. A Values Driven, People-First Culture We live by a simple but powerful ethos: Remain Humble. Stay Hungry. Be Happy. That means: Working hard and continuously improving Treating people with respect and integrity Prioritizing safety and quality in...

Overview Roeslein & Associates is a global leader in engineering, manufacturing, and construction services, specializing in modular, pre-fabricated solutions for the energy, beverage, and industrial sectors. With a focus on safety, innovation, and sustainability, Roeslein delivers turnkey project execution from concept to commissioning. Our team is driven by a commitment to quality and client success, operating across North America, South America, Europe, and Asia. Why Join Roeslein? At Roeslein, you're not just taking a job - you're becoming an employee owner. As part of a 100% ESOP organization, you share the success you help create while building a long-term career with a company that invests in its people. A Values Driven, People-First Culture We live by a simple but powerful ethos: Remain Humble. Stay Hungry. Be Happy. That means: Working hard and continuously improving Treating people with respect and integrity Prioritizing safety and quality in...

About Us 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. 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. About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm committed to enhancing the quality of the human experience through integrated design. We are a team of high-energy professionals who share a passion for design, a collaborative approach, and a casual culture. We solve challenges by leveraging the collective expertise and ingenuity of the best and brightest...

Mechanical Engineer Job Description Job Information Job Title Mechanical Engineer Reports To Director of Engineering Location St. Louis, MO Number of Direct Reports 0 About Murphy Company Since 1907, Murphy Company has been a leading mechanical contractor in the St. Louis and Denver markets that provides its professionals the environment, opportunities, technology, and tools to experience a rewarding career. Being a company that prides itself on its core values of employee well-being, enduring relationships, and integrity and professionalism, we know it starts with our employees. We strongly believe our people are our most important asset, and we strive every day to make Murphy a great place to work as we build our clients' visions. We Are Looking For Someone Like You Murphy Company is currently seeking a Mechanical Engineer or Designer to work in a Design-Build and Design-Assist environment in the St. Louis, MO office. This group consists of...

Applicants may request an accommodation to complete the application process by calling 417-866-2322, or by emailing hr@connectpositronic.com. Equal Opportunity Employer/Veterans/Disabled You can review a downloadable copy of our Protected Veterans and Individuals With a Disability below. Founded in 1966, Positronic is a progressive, global company that builds premium power and signal connectors for several industries, including medical, aerospace and military. We are located across three continents, and are looking for highly motivated, passionate people to join our team! We offer an excellent benefit package, highlighted by low-cost health insurance, quarterly bonus program and a 4% employee-match 401k retirement plan. Discover more at https://www.connectpositronic.com/en/ Summary A Manufacturing Automation Engineer designs, builds, deploys, and validates custom automated assembly and test equipment for connector manufacturing. They program PLCs, integrate robotics...

Description Lead Mechanical Engineer Location: Hazelwood, MO Department: Mechanical Engineering Reports To: Associate Director - Mechanical Engineering Position Summary Local Position Summary This lead engineer works primarily with the mechanical design aspects of consumables and reagents team, representing Systems Development in reagent design - generally under the leadership of a principal engineer or functional manager. This engineer uses experience and education to perform the types of engineering activities which are generally considered within the realm of mechanical engineering and any other expertise that might be held by this particular individual. This engineer is expected to work and communicate well with other team members and leadership as assigned in order to meet the goals of the project, the department, and the company. Primary Duties Local Position Duties Lead R&D Activities for New Product Introduction (NPI) for the VITEK...

Our Work Matters At Kindeva we make products that save lives, ensuring better health and well-being for patients around the world. The Impact You Will Make The Senior Manufacturing Engineer serves as a technical leader and subject matter expert (SME) that is responsible for the design, implementation, optimization, troubleshooting, and lifecycle management of aseptic manufacturing processes and equipment used in the production of sterile pharmaceutical and/or biopharmaceutical products. This role provides strategic engineering support to ensure reliable, compliant, and high-performance aseptic manufacturing processes for injectable drug products (vials, syringes, cartridges, etc.). The engineer drives process optimization, contamination control, equipment lifecycle management, and continuous improvement while maintaining full compliance with cGMP , FDA , EMA , ISO , and other regulatory requirements. Key Responsibilities Act as the primary SME for aseptic...

Our Work Matters At Kindeva we make products that save lives, ensuring better health and well-being for patients around the world. The Impact You Will Make This is an exciting opportunity as a Process Engineer that will serve as a technical leader and subject matter expert (SME) that is responsible for the design, implementation, optimization, troubleshooting, and lifecycle management of aseptic manufacturing processes and equipment used in the production of sterile pharmaceutical and/or biopharmaceutical products. This role provides strategic engineering support to ensure reliable, compliant, and high-performance aseptic manufacturing processes for injectable drug products (vials, syringes, cartridges, etc.). The engineer drives process optimization, contamination control, equipment lifecycle management, and continuous improvement while maintaining full compliance with cGMP , FDA , EMA , ISO , and other regulatory requirements. Key Responsibilities Act as the...

Birch Creek Energy, a utility-scale solar development company with projects throughout the United States, is seeking an experienced Electrical Project Engineer who thrives in our team-oriented culture and shares our mission to create a future with more renewable energy. Birch Creek was ranked #3 on Inc. 5000's list of Fastest Growing Companies in 2023. Our headquarters is in St. Louis, with an additional office location in Los Angeles. The ability to work from our STL or LA office is a plus factor, but remote-work candidates are also welcomed. Job Overview: Reporting to the Sr Director of Execution Engineering, the Electrical Project Engineer is responsible for managing engineering from late-stage development through completion of construction. This position is an integral part of executing Birch Creek Energy's 13 GW of solar and battery storage project pipeline in multiple states throughout the U.S. Through design review and construction support, the Electrical Project...

Company Overview: Since 1908, our heavy civil and marine contracting company has been developing and improving transportation and commerce along U.S. waterways and infrastructure. For five generations, Massman has been an integral part of our nation's vibrancy and strength through private and public infrastructure investment, as well as an industry leader in markets nationwide. With over 1,700 completed projects, Massman teams have constructed many of our nation's most impressive bridges; complex lock, dam, and flood control structures; and efficient ship barge loading facilities. Our mission is simply to be the best. To achieve it, we foster innovative solutions, leverage advanced technology, provide leadership in each phase of development, and communicate with every stakeholder - all the while honoring schedules and meeting budgets. Position Overview: The Mid-Career Engineer is responsible for all routine on-site project administration, scheduling, and engineering for complex...

Description Lead Mechanical Engineer Location: Hazelwood, MO Department: Mechanical Engineering Reports To: Associate Director - Mechanical Engineering Position Summary Local Position Summary This lead engineer works primarily with the mechanical design aspects of consumables and reagents team, representing Systems Development in reagent design - generally under the leadership of a principal engineer or functional manager. This engineer uses experience and education to perform the types of engineering activities which are generally considered within the realm of mechanical engineering and any other expertise that might be held by this particular individual. This engineer is expected to work and communicate well with other team members and leadership as assigned in order to meet the goals of the project, the department, and the company. Primary Duties Local Position Duties Lead R&D Activities for New Product Introduction (NPI) for the...

Job Type Full-time Description American Plastics, headquartered in St. Louis, Missouri, is a leading designer and manufacturer of innovative plastic-injection molded products for the household & garage storage and commercial cleaning end-markets. We are seeking a skilled Design Engineer specializing in plastics to join our team at our Innovation Center, in Jefferson City, Missouri location. The ideal candidate will be responsible for designing and developing plastic components and products, ensuring functionality, manufacturability, and cost-effectiveness. The role involves collaborating with cross-functional teams, utilizing CAD software, and staying updated on industry trends and technologies. This position will report to the Vice President of Engineering. • Product Design: Conceptualize, design, and develop plastic components and products according to project requirements, considering factors such as functionality, aesthetics, manufacturability, and...

Job Type Full-time Description American Plastics, headquartered in St. Louis, Missouri, is a leading designer and manufacturer of innovative plastic-injection molded products for the household & garage storage and commercial cleaning end-markets. We are searching for an Industrial Design Engineer for our Jefferson City, Missouri Innovation Center. This position will report to the VP of Engineering. This role will be responsible for the design, ideation, and optimization of plastic products and components, ensuring they meet customer expectations, aesthetic, manufacturability, and cost requirements. The ideal candidate will have a strong background in industrial design with a practical understanding of injection molding processes and tooling. Responsibilities: • Conduct user research analyzing product usage and customer needs to develop initial design concepts and use cases. • Support the company's product roadmap creation and innovation funnel. • Collaborate with...