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14 engineering intern jobs found in St. Louis

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St. Louis engineering intern
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Cl
Apr 26, 2026
Full time
Senior Fire Protection Engineer
Clayco St. Louis, MO
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...
GF
Apr 23, 2026
Full time
Sr. Substation Engineer
$107,000 - $165,000 yearly
Gannett Fleming, Inc. St. Louis, MO
GFT is seeking experienced Mid to Senior Substation Engineers (Electrical Engineers) to join our expanding Power Group. As a substation engineer, you will lead or support utility and power substation projects and clients. This role is a hybrid in our St. Louis, MO, Chicago,IL, Marlton,NJ, Pittsburgh, PA, Phoenix, AZ, Roanoke, VA or Charlotte, NC. or FULLY Remote for the right person. Joining the power team at GFT means engaging in cutting-edge projects that drive the future of energy infrastructure. Our team excels in providing solutions for power transmission, distribution, and renewable energy, utilizing advanced technologies and creative problem-solving to meet today's diverse energy needs. Be part of a dynamic group dedicated to enhancing system reliability, sustainability, and efficiency while shaping the energy landscape for a resilient and sustainable future. Discover some of our signature power and energy projects here. What you'll be challenged to do: As...
SC
Apr 17, 2026
Full time
Mechanical Engineer
$78,200 - $96,600 yearly
Steris Corporation St. Louis, MO
At STERIS, we help our Customers create a healthier and safer world by providing innovative healthcare and life science product and service solutions around the globe. Position Summary As a Mechanical Engineer in our St. Louis, Missouri manufacturing facility you will play a key role in supporting site operations by identifying and sourcing critical spare parts, assisting with facilities projects, improving equipment reliability, developing documentation for production and support systems, and developing or maintaining Engineering drawings with AutoCAD/Solid Works. This role reports to the Maintenance Manager, and works closely with Maintenance, Facilities, Production, and Engineering teams to ensure the ongoing performance and uptime of site assets. The ideal candidate has strong mechanical engineering fundamentals and a solid understanding of how mechanical systems interact with electrical sub-systems. This position requires that you work onsite in our St. Louis, Missouri...
TH
Apr 05, 2026
Full time
Senior Structural Engineer
The Haskell Company St. Louis, MO
Overview Are you looking to take the next step in your career? Do you want to be part of an organization that is invested in your development and will equip you with the tools and resources to succeed? Do you have a desire to lead and advance a team of your own? Haskell is seeking a Senior Structural Engineer in St. Louis for our team focused on industrial projects, consumer goods, and private-sector client facilities design. The goal is for this Senior Structural Engineer to integrate into Haskell with the intention of becoming the next Lead Structural Engineer in our St. Louis office. This role is ideal for a licensed engineer who enjoys technical leadership, team development, and client-facing project execution. This individual will collaborate with other engineering disciplines and construction teams within Haskell, driven by the same values of team, excellence, service, and trust. Haskell is a leader in the Food & Beverage market - ranked as the #1 Contractor and #8...
SS
Mar 26, 2026
Full time
Mechanical Engineer II
ServiceSource, Inc. St. Louis, MO
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...
ES
Mar 25, 2026
Full time
Sr. Project Engineer - Gas
ENTRUST Solutions Group St. Louis, MO
Introduction: Join our dedicated team as a Sr. Project Engineer , where you will contribute to critical infrastructure projects that support safe, reliable energy delivery. ENTRUST Solutions Group is an industry leader in engineering, consulting, and automation services, recognized as an ENR Top 100 firm. In this role, you will be at the forefront of designing and delivering natural gas distribution and transmission solutions, ensuring projects meet the highest standards of quality, safety, and regulatory compliance. Responsibilities: In this role, you will support the design and execution of natural gas infrastructure projects, including gas distribution and transmission systems, meter and gate stations, and high-pressure pipelines. You will work closely with Project Managers and senior technical leaders to advance engineering designs, identify opportunities for process improvement, and deliver high-quality results. You will assist with proposal development,...
HO
Mar 18, 2026
Full time
Sr Structural Project Engineer
$125,000 - $165,000 yearly
HOK St. Louis, MO
HOK is a collective of future-forward thinkers and designers who are driven to face the critical challenges of our time. We are dedicated to improving people's lives, serving our clients and healing the planet. Together, we cultivate a culture of design excellence at the confluence of art and science, blending the power of creative expression with a clear sense of purpose. HOK is seeking a Senior Structural Project Engineer to lead the successful delivery of large, complex building projects. In this role, you will guide and mentor a team of engineers, shape project concepts, and budgets, and ensure the production of high quality structural designs. Structural engineering is a cornerstone of great architecture-pushing the boundaries of what is possible to create buildings that are both beautiful and functional. Our approach is grounded in a deep understanding of the interplay between forces, form, function, and material. By leveraging advanced technologies and industry best...
HO
Mar 16, 2026
Full time
Structural Engineering Practice Leader
$140,000 - $180,000 yearly
HOK St. Louis, MO
HOK is a collective of future-forward thinkers and designers who are driven to face the critical challenges of our time. We are dedicated to improving people's lives, serving our clients and healing the planet. Together, we cultivate a culture of design excellence at the confluence of art and science, blending the power of creative expression with a clear sense of purpose. HOK is seeking a Structural Engineering Practice Leader with deep experience in the planning, design, and execution of structural engineering projects. This role is responsible for leading the Structural Engineering practice across business development, project design and delivery, client relationships, financial performance, and staff development. The Practice Leader will also collaborate with the business unit to develop and implement regional strategies for the structural engineering discipline. Structural engineering is a cornerstone of great architecture-pushing the boundaries of what is possible to...
FC
Mar 13, 2026
Full time
Design & Product Engineer
FS-Curtis St. Louis, MO
Design & Product Engineer Department: Engineering Employment Type: Full Time Location: St. Louis Description Responsible for participating in the product development process, including interface with internal departments, our customers and our vendors in all facets of the process; supporting new product design and product changes on new and existing air compressor models; providing technical support to the production area during the launching of a new product, as well as resolving quality issues with mature products or in the resolution of production problems affecting the structural integrity and/or quality of existing products. Key Responsibilities • Execute all aspects of discrete product development projects through all facets of the project development cycle • Lead design reviews • Provide technical support to insure a successful launch of a product • Assist in the definition of project scope and objectives, involving all relevant stakeholders and ensure...
Ba
Feb 12, 2026
Full time
Engineering Project Manager
Byrne and Jones Construction St. Louis, MO
For over 50 years, Byrne & Jones has been a trusted leader in sports, parks, and civil site development. We're known for delivering high-quality, buildable projects and for building long-term relationships with our clients and communities. You'll join a collaborative, experienced team where your expertise is valued, your growth is supported, and your work makes a visible impact in our communities. Byrne & Jones is looking for a Project Manager, Engineer to lead civil design efforts for sports, parks, and site development projects. This role combines hands-on engineering, design review, and leadership while working closely with clients, agencies, and internal teams. What You'll Do: Lead, design, and review civil designs (grading, drainage, stormwater, turf-base systems) Collaborate with estimating, project management, and sales teams, attending client hand-off meetings and providing ongoing project support Provide QA/QC for work produced by Civil Designers and Project...
KI
Feb 08, 2026
Full time
Mechanical Design Engineer - Hydronics & Process Piping
Kelso Industries St. Louis, MO
Together We Build - Partnership, Innovation, Excellence, and Safety At Kelso Industries, 3,500+ employees across 30 companies work together to deliver exceptional HVAC, mechanical, plumbing, refrigeration, and electrical solutions nationwide. Join us to grow your career, make an impact, and be part of a team where innovation, excellence, and safety come first. Recruiter Notice: We respectfully ask external recruiters and staffing agencies not to submit candidates. We only accept direct applications. Mechanical Design Engineer - Hydronics & Process Piping About NDBS National Design Build Services is a mechanical design/build firm that offers our customers knowledge and experience in designing air conditioning, heating, ventilation, and refrigeration systems (HVAC/R) in commercial and industrial buildings. Our projects consist of Healthcare, Food Processing, Manufacturing, Warehouses, Office Buildings and Refrigerated Warehouses. NDBS offers an impressive benefits and...
Cl
Jan 18, 2026
Full time
Senior VDC Engineer
Clayco Remote (St. Louis, MO)
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 $7.6 billion in revenue for 2024, Clayco specializes in the "art and science of building," providing fast track, efficient solutions for industrial, commercial, institutional, and residential related building projects. The Role We Want You For The Senior Virtual Design and Construction (VDC) Engineer will become a strategic asset within a growing business unit and the key member of our project teams for the most creative builder in America. As part of VDC team you will be involved in a range of activities throughout the design-build cycle that are essential for a successful project delivery. These activities include support and implementation of Clayco's Digital Practice Technology in a variety of tasks as...
GM
Dec 10, 2025
Full time
CN Mechanical Engineer
GAL MANUFACTURING COMPANY LLC St. Louis, MO
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...
MC
Nov 05, 2025
Full time
Mid-Career Engineer
Massman Construction Co. St. Louis, MO
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...
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