31 mechanical staff engineer jobs found

Continuous Improvement Engineer Job Posting Location: Jefferson City, MO Posting Start Date: 1/21/26 Req Id: 5683 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...

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...

About Us At ENFRA, we blend a rich history with a forward-looking vision. With over 100 years of experience, we are a pillar of stability in the energy infrastructure industry and a leader in innovative energy solutions. Our commitment to leveraging emerging technologies ensures that we remain at the forefront of the Energy-as-a-Service sector. We believe in growth-not just for our business, but for our people. Our team members have the opportunity to advance their careers in a supportive environment that values continuous learning and development. We embrace innovation and encourage creative problem solving to tackle the energy infrastructure and energy challenges of tomorrow. Inclusion is at the heart of our culture. We strive to create a workplace where every voice is heard and valued, fostering a collaborative environment where diverse perspectives drive our success. Join us to be part of a legacy of excellence and a future of groundbreaking advancements. At ENFRA,...

At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves: What is our impact on the world? We believe building engineering is more than systems and structures, it's about powering progress and enabling innovation. As part of HDR's Building Engineering Services Group, you'll help design the critical infrastructure that supports the digital age and shapes the spaces where people work, connect, and thrive. From high-performance data centers driving the future of AI to dynamic commercial environments, your work will directly support technological advancement, sustainability, and human experience. We bring together mechanical, electrical, structural, and civil engineering experts to solve complex design...

Dialectic is a full-service mechanical, electrical, and plumbing (MEP) engineering design and consulting firm with Headquarters located in the Crossroads of Kansas City, Missouri . Dialectic has a reputation for delivering inventive, flexible, and sustainable MEP designs for clients across the US. The Electrical Engineer/Designer will collaborate will with staff to create accurate technical drawings and contribute to the overall design process for our MEP Engineering firm which focuses on the design of systems for business, retail, housing, education, and entertainment industries. This position can be considered for a remote role. Key Responsibilities: Performs calculations and designs engineering systems with a high degree of independence Prepares basic to advanced electrical system layouts, detailed drawings and schematics Coordinate design requirements and decisions with other disciplines, BIM department, and project management Performs research and makes...

Description Position Summary This is a mechanical design engineering position with an emphasis on engineering design of complex medical instruments. This individual will collaborate with R&D engineering staff to design, document, prototype, and test complex medical instruments. Primary Duties Assists in the definition, proof of concept, design, development, implementation and/or support of technical or business solutions by performing specific research activities or developments within the scope of the assigned activity.Assumes responsibility for the identification of errors and related problem solving in order to identify the necessary activities to provide a solution.Develops all deliverables following all design and development processes for design control and good scientific practices to ensure scientific relevance.Creates appropriate documentation of assigned activities and prepares summaries and/or other relevant reports within the function.Defines...

Dialectic is a full-service mechanical, electrical, and plumbing (MEP) engineering design and consulting firm with Headquarters located in the Crossroads of Kansas City, Missouri . Dialectic has a reputation for delivering inventive, flexible, and sustainable MEP designs for retail, education, restaurant, commercial and entertainment spaces. Our team, ranked as one of Kansas City's most diverse engineering firms , is as talented as they are diverse and works hard to exceed our clients' expectations. Dialectic offers highly competitive benefits that include eligibility for: ESOP Ownership Generous 401K Matching Program with company match and immediate vesting Annual Bonus Plan for all employees Generous Low-Cost Benefits including medical, dental, vision, life insurance, disability, LegalShield, etc. Healthy Lifestyle Reimbursement Program Generous PTO (Personal Time-Off) policy Eight (8) paid Company-paid Holidays Flex work schedule options Amazing office culture and...

Make an impact by joining ServiceSource, a champion for people with disabilities. Explore new opportunities! ServiceSource is an organization of talented people who drive innovation, embrace change, and strengthen communities. Job Summary This position is responsible to provide facility engineering, project management, construction and renovation services and support of daily facility operations, space renovations, and repair projects. This shall include, but is not limited to energy management, decommissioning, Building Automation System (BAS) administration and operation, Computer Aided Design & Drafting (CADD), and Building Information Modeling/Management (BIM) efforts in support of daily facility operations, maintenance technical support, and project development as well as project management and execution services Primary Duties Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. These duties and...

Job Type Full-time Description Join a Mission-Driven, Growing Team Project Engineer Location: St. Louis, MO or Collinsville, IL Department: Transmission Line Design Employment Type: Full-time Reports To: T-Line Department Manager About BHMG BHMG is leader in utility-focused engineering and consulting, serving electric companies, municipalities and organizations with large energy needs. For over 50 years, we've been the trusted partner organizations rely on to solve complex challenges and reimagine what's possible. At BHMG, you're not just doing a job-you're building a meaningful career with a company that lives its mission every day: Build Trust. Provide Solutions. Enjoy Freedom. We empower our team, encourage ownership and innovation, and create an environment where you can enjoy your work, do your best, and make a meaningful impact for our clients. Position Summary We are seeking a licensed Transmission Line Project Engineer to serve as a...

Job Description Build Your Career in Industrial Refrigeration We are looking for a Mechanical Engineer to join our team supporting the design, fabrication, and installation of industrial ammonia refrigeration systems. This is an opportunity to work on real-world systems used in food processing, cold storage, and industrial facilities-while learning directly from a highly experienced team. Whether you already have ammonia refrigeration experience or come from a strong mechanical background, we provide hands-on training and mentorship to help you grow into an expert in this specialized field. This role includes a mix of office work, shop interaction, and occasional field/site visits. You'll be involved in projects from concept through commissioning. What Sets This Role Apart Hands-on training from senior staff with decades of ammonia refrigeration experience Direct exposure to design, fabrication, and field work-not just desk engineering Opportunity to build expertise in...

Description Build Your Career in Industrial Refrigeration We are looking for a Mechanical Engineer to join our team supporting the design, fabrication, and installation of industrial ammonia refrigeration systems. This is an opportunity to work on real-world systems used in food processing, cold storage, and industrial facilities-while learning directly from a highly experienced team. Whether you already have ammonia refrigeration experience or come from a strong mechanical background, we provide hands-on training and mentorship to help you grow into an expert in this specialized field. This role includes a mix of office work, shop interaction, and occasional field/site visits. You'll be involved in projects from concept through commissioning. What Sets This Role Apart Hands-on training from senior staff with decades of ammonia refrigeration experience Direct exposure to design, fabrication, and field work-not just desk engineering Opportunity to build expertise in a...

Are you passionate about making the world better? Are you looking for an organization that aligns with your values? MRIGlobal solves challenging problems through science, engineering, and program management. We are an independent scientific research organization dedicated to benefiting society and fostering a safe, healthy, and sustainable environment. When you embark on a career with MRIGlobal, you are joining a crew of world-class talent and problem solvers. Established in 1944, MRIGlobal is headquartered in Kansas City, MO, working in several states including Virginia and Maryland. Staff Mechanical Engineer Job Description: MRIGlobal has a full-time opportunity for a Staff Mechanical Engineer in Kansas City, MO. In this unique opportunity, the selected candidate will work with other engineering and technical disciplines in the design, prototyping, and testing of custom systems to meet customer requirements. Furthermore, the selected candidate will: Design a broad...

We are Doe Run - producing metals and recycling batteries for a clean energy future. The Doe Run Company is seeking an Environmental Engineer to support environmental compliance as a subject matter expert in environmental regulations. The Environmental Engineer will work with EHS and operations staff to coordinate projects, obtain permits, and design processes to facilitate environmental compliance. This position is located at our Buick Resource Recycling Division in Boss, MO. Based in St. Louis, Missouri, The Doe Run Company is a privately held natural resources company and one of the largest lead producers in the Western Hemisphere. Dedicated to environmentally responsible mineral and metal production, Doe Run has facilities in Missouri, Washington, and Arizona and operates one of the world's largest, single-site lead recycling facilities, located in Boss, MO. Using innovative mining techniques, Doe Run skillfully taps one of the largest lead deposits in the world. As stewards...

Are you passionate about making the world better? Are you looking for an organization that aligns with your values? MRIGlobal solves challenging problems through science, engineering, and program management. We are an independent scientific research organization dedicated to benefiting society and fostering a safe, healthy, and sustainable environment. When you embark on a career with MRIGlobal, you are joining a crew of world-class talent and problem solvers. Established in 1944, MRIGlobal is headquartered in Kansas City, MO, working in several states including Virginia and Maryland. Job Description: MRIGlobal has a full-time opportunity for a Senior Mechanical Engineer in Kansas City, MO. In this unique opportunity, the selected candidate will work with other engineering and technical disciplines in the design, prototyping, and testing of custom systems to meet customer requirements. Furthermore, the selected candidate will: Design a broad range of mechanical systems to...

Job Title: Mechanical Engineer - Freight Elevator Systems Full-Time Position Courion - St. Louis, MO Courion is seeking a technically skilled and detail-oriented Mechanical Engineer to design and develop custom freight elevator systems and components. This role is responsible for translating customer specifications into manufacturable designs, ensuring safety code compliance, and supporting production and installation teams throughout the engineering process. About Us Vantage Elevation, LLC is North America's leading independent manufacturer of elevator components and systems. Vantage is comprised of seven business units, including GAL Manufacturing, GAL Canada, Hollister-Whitney, Elevator Controls, Courion, Thames Valley Controls, and Vertical Dimensions. Through its brands, Vantage supplies nearly all electro-mechanical devices used in contemporary elevators. The Vantage group employs over 900 staff across the United States, Canada, and the United Kingdom. Courion, based...

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...

Wilson & Company is seeking a licensed civil engineer or environmental engineer with a minimum of 5 years of experience in the engineering consulting industry to be a Water Resources Senior Engineer for primarily municipal infrastructure projects involving the analysis and design of stormwater related systems. Primary Responsibility and Duties: Design of stormwater systems improvements which could include, but not limited to, storm sewers, culverts, water quality facilities, detention facilities, state regulated dams, and levee systems. Ensure that quality control procedures are implemented and followed Provide technical direction and supervision to licensed and non-licensed engineers, designers, and other production personnel with wide ranges of experience. Analysis of stormwater practices which could include, but not limited to, hydrologic analyses, hydraulic analysis/modeling, reservoir routing, water quality, and watershed management. Delivery of high-quality...

Weaver Consultants Group is growing and seeking highly motivated professionals. From design to engineering and permitting assistance, no other privately-held engineering firm offers a more comprehensive range of services to the Solid Waste industry than our diverse team. Whether you're a student, early career professional, or seasoned leader, Weaver Consultants Group provides a place where you can flourish throughout the many stages of your career. We invest in our employees' personal and professional development, empowering them to learn, grow, and reach their maximum potential. Weaver Consultants Group is looking for a Staff Engineer who is interested in environmental and civil engineering, specifically the design, installation, construction, monitoring, assessment, regulatory compliance, and operations and maintenance of environmental control and monitoring systems for landfills and transfer stations. This position will include field work, travel and overnight stays including...

Job Type Full-time Description About the role We design the structures behind the homes people actually live in - custom builds, tract developments shaping new neighborhoods, and everything in between. We're looking for a Project Engineer I to take ownership of residential structural design packages and grow into a technical leader on our team. This isn't a role where you'll be buried in spreadsheets waiting for someone to hand you the next task. You'll coordinate directly with architects, builders, and clients; run your own projects from schematic through construction administration; and mentor junior engineers along the way. You'll have senior staff backing you up on project direction, but the technical driver's seat is yours. What you'll be doing You'll independently design gravity and lateral systems for custom and production residential projects - engineered wood framing, cold-formed steel, light-gauge connections, foundations on a range of soil conditions, and the...

Job Type Full-time Description About the role We design the structures behind the buildings people work, shop, learn, and gather in - offices, retail, warehouses, mixed-use, light industrial, and the occasional project that doesn't fit neatly into any category. We're looking for a Project Engineer I to take ownership of commercial structural design packages and grow into a technical leader on our team. This isn't a role where you'll be buried in spreadsheets waiting for someone to hand you the next task. You'll coordinate directly with architects, contractors, and clients; run your own projects from schematic through construction administration; and mentor junior engineers along the way. You'll have senior staff backing you up on project direction, but the technical driver's seat is yours. What you'll be doing You'll independently design gravity and lateral systems for commercial projects across a range of materials - structural steel, concrete (cast-in-place and...