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18 energy materials jobs found in St. Louis, MO

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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...
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...
DA
Jan 26, 2026
Intern
Engineering Design Intern
$17.00 hourly
DAP Fenton, MO
Job Description DAP is looking to hire Engineering Design Intern for Summer 2026. Responsibilities: The summer intern would work under mentorship of Sr. Design Engineer. The intern will work on Participate in assembly, testing, and evaluation of engineering prototypes. Conduct upfront engineering system research for new to market products. Utilize Solidworks CAD program to generate and update engineering documentation. Pay $17 / hour. Requirements Major: Mechanical Engineering Freshman, Sophomore or Junior. Able to use Excel, Word and MS Project to complete assigned tasks. A working familiarity with Solidworks is preferrable. Candidate should have excellent communication skills since they will be interfacing with team members in Baltimore and in Fenton. Good time management skills. Attention to details, inquisitive, good notes taker, desire to learn and grow. About DAP DAP is a market leading manufacturer, innovator and marketer of home...
CN
Feb 27, 2026
Full time
Associate Engineer
Colorado Natural Gas, Inc. Wildwood, MO
Join our Growing Team and see why Summit Utilities, Inc was named as one of the Fastest Growing Denver Area Private Companies 2019 and 2020; Best Places to Work in Maine 2019, 2020, 2021, 2022 and 2023; and Best Places to Work in Arkansas 2020 and 2023, Oklahoma 2022 and 2023 and Missouri 2023. Summit was also recently named one of Forbes 2023 America's Best Small Employers. Summit is a growing natural gas utility providing safe, reliable, and clean burning natural gas service to homes and businesses in Arkansas, Colorado, Maine, Missouri, Oklahoma, and Texas. Being part of the Summit team means embracing excellence and innovation, committing to safety each and every day, and doing all that we can to serve each other, our customers, and the communities where we live. We aim to bring warmth and energy to everything we do. We have an exciting opportunity for an Associate Engineer based in Lebanon, Branson, Camdenton, or Mountain Grove. POSITION SUMMARY The Associate Engineer...
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...
BE
Mar 18, 2026
Full time
Engineer - Substation (Experienced)
BHMG Engineers, Inc Collinsville, IL
Job Type Full-time Description BHMG is a leading provider of utility-focused engineering and consulting services across many segments including electric companies, municipalities, and businesses with large energy needs. For over 50 years we have been a trusted partner and aim to revolutionize the way we think about utilities and reshape what is possible. Our clients all count on our experienced team who are ready to help. We provide a personalized service tailored to meet our clients' ever-changing needs and help with anticipating future challenges. VALUES AND CULTURE At BHMG, we invest in you, so you can power your career while living a balanced life. With a focus on culture, flexibility and employee benefits, our teams are highly motivated and come to work ready to collaborate to help our organization and our clients succeed. We look for team members who embody our core values of Team, Fun, Flexible Yet Accountable, Excellence, Transparent, No Gossip, Challenge the...
MI
Mar 22, 2026
Full time
Mechanical Design and Process Engineer
Maxcess International Eureka, MO
PRIMARY RESPONSIBILITY: The Mechanical Design & Process Engineer is a technical product owner responsible for guiding product Safety, Quality and Cost in order to achieve company growth and profitability targets. This role is responsible for the mechanical design of new products to meet customer specifications and design modifications of existing products. Job function includes direct interaction with Customers, Sales, Marketing, Technical Support, Manufacturing, Vendors, and Management to determine product requirements, and develop technical drawings and specifications in a timely manner to meet tight schedules. DUTIES AND RESPONSIBILITIES: Apply Continuous Improvement methodologies to product designs and processes Hands on involvement with all phases of new and incremental product Conceptual design of parts and assemblies using SolidWorks and Development in a timely manner of accurate drawings and specifications for Supporting various Engineering databases and...
BR
Apr 08, 2026
Full time
Electrical Engineer
Build Renewables LLC Kingdom City, MO
BUILD Renewables is a nationwide engineering, procurement, and construction (EPC) company with a dedicated focus on utility-scale solar and battery energy storage systems. The company was formed due to the increasing demand for renewables with the objective of assembling high-performing project teams. Our goal is to hire the best people and offer them career opportunities that are unique to the industry. Learn more at www.buildrenew.com Position Overview: The Electrical Engineer will support the Project Management and Operations team to support daily work activities. The Electrical Engineer will interact with the client on changes and questions to ensure clear communication. Essential Functions Supporting all aspects of quality and production for electrical tasks assigned. In addition to quality, continually ensuring all employees follow health and safety regulations while monitoring operations to promote the wellbeing of the whole team. Coordinating / overseeing work of...
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...
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...
TF
Apr 19, 2026
Full time
Engineer I
Tyson Foods, Inc. Caseyville, IL
Job Details: SUMMARY: As a key driver of the Caseyville facility's success, you will bridge the gap between high-level engineering design and floor-level execution. This role is designed for a "boots-on-the-ground" engineer who thrives in the fast-paced CPG environment. You will lead efforts to optimize high-speed packaging lines, reduce waste through Lean methodologies, and manage capital projects that enhance our competitive edge. Your mission is to transform the factory floor into a model of efficiency, ensuring our products reach consumers with world-class quality and speed. RESPONSIBILITIES Drive Continuous Improvement: Act as the primary change agent on the factory floor, utilizing Lean, RCA, and Kaizen events to optimize throughput on packaging and processing lines. Operational Start-up Support: Roll up your sleeves to support starting up a new facility, identifying bottlenecks in real-time and implementing immediate corrective actions. Strategic Capex...
EN
Apr 26, 2026
Full time
HVAC Controls - Technical Services Engineer I
$103,175 - $132,810 yearly
ENFRA LLC Creve Coeur, MO
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,...
HC
Mar 13, 2026
Full time
VDC Field Engineer
Holland Construction Services Swansea, IL
ABOUT HOLLAND Holland is a different kind of construction company. While our building expertise is critical to our success, our true point of difference is an uncompromising commitment to integrity. We believe relationships are our business. The work we do depends on our ability to successfully facilitate and manage work through our team and various partners. It is critical that we create value for everyone along the way. The relationships we build in the process of doing business are sacred to us. At Holland Construction Services, the VDC Field Engineer will be responsible for supporting Operations, Preconstruction, and Business Development with field layout, laser scanning, and drone operations. WHAT YOU'LL DO Operates and manages laser scanners, robotic total station layout, and drones across multiple projects. Provides Field VDC operations support with multiple projects. Provides layout of site, topography, boundary, buildings, maintains control, and internal...
MT
Apr 25, 2026
Full time
Senior Mechanical Engineer (Machinery Development & Design)
MiTek, Inc. Earth City, MO
Job Description Design, test, improve, and support equipment designed by MiTek for the truss manufacturing industry. In this position you will work on robust machinery design that helps customers to improve their production output. Mechanical Engineers will design, document, and troubleshoot all components such as overall machine design, structural frames, mechanical power transmission, and manufacturability of machinery. You will design the full mechanical assembly of the automated machine and be involved in every stage of the system from concept to production. Mechanical Engineers work closely with Electrical and Manufacturing Engineers, and various other teams such as Production, Software, Customer Service to ensure a successful product. Job Responsibilities & Requirements Responsibilities: Design, develop, evaluate, and support automated industrial machinery products with focus in the Component Manufacturing (CM) and off-site construction industry Lead team...
MB
Mar 15, 2026
Full time
Entry-level Civil Engineer (EIT)- Land Development
McBride Homes Chesterfield, MO
McBride Homes is Missouri's largest home builder, dedicated to creating quality homes and vibrant communities. We pride ourselves on innovation, sustainability, and exceptional customer service. Each year, McBride is responsible for developing over 1,000 homesites, and we're looking for talented individuals to join our dynamic team and contribute to shaping the future of homebuilding in Missouri. This is an in-office position located in our state-of-the-art facility in Chesterfield Valley. Top Reasons to Work with Us: Competitive salary and discretionary bonus opportunity. Comprehensive benefits package, including health, dental, vision, life, and 401(k) plan with matching contribution. State-of-the-art software and technology Opportunities for professional development and career advancement. A collaborative work environment that values innovation and teamwork. Hands-on experience and growth alongside industry experts. Salary: $70,000 - $85,000 annually, depending on...
RC
Apr 01, 2026
Full time
Research and Development Engineer
Reynolds Consumer Products LLC Jacksonville, IL
Overview Join Reynolds Consumer Products ...and Drive Your Career across a world of opportunities! We provide amazing job opportunities for growth with competitive salaries and benefits in an exciting, dynamic, fast-paced, and high-performance organization. If you are looking to build a strong career, we have an opportunity for you! We are searching for a Research and Development Engineer to join our team located at our East Manufacturing Plant in Jacksonville, IL . Responsibilities Your Role: The Research and Development Engineer will lead in the design, development, and commercialization of new products, processes, and materials. This role will have the opportunity to influence the business by transforming your own creative ideas into new products or processes for manufacturing extrusion. The R&D Engineer will enjoy providing equipment, process, and materials related technical expertise to the business, while supporting and influencing product sustainability...
QS
Mar 27, 2026
Full time
Associate Graduate Engineer
Quanta Services MO
About Us HBK Engineering, LLC is a fully licensed, professional engineering design firm headquartered in Chicago, IL with a staff approaching 700 individuals. HBK provides civil, environmental, structural, electrical, subsurface utility, construction support services and permitting facilitation. Since our founding in 1998, we have earned a reputation for delivering outstanding, accurate services in extremely time-sensitive, multilayered environments. That "industry-recognized" performance has propelled our expansion and the ability to provide engineering services in all 50 states. With 25 offices nationwide, including concentrations in the Midwest and on the Coasts, HBK brings together a dedicated team whose main focus is the design and protection of utilities and utility networks. We have successfully performed engineering work for a complete spectrum of utility infrastructure projects providing solutions and construction support from Coast to Coast in areas ranging from complex...
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