14 senior mechanical project engineer jobs found in St. Louis

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,...

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...

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...

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...

Build your career while making an impact within your community. Oates Associates is a 100% employee-owned civil and structural engineering firm focused on enhancing our community. We combine strong client relationships with technical expertise to turn concepts into reality. Oates Associates offers a work environment that encourages and supports you during your career development journey. To accommodate our continued growth, we are seeking a project manager with a focus on building structural engineering to work on new building and renovation projects. This position is ideal for a structural engineer that enjoys working with clients on building expansions, repairs, renovations, and stand-alone buildings ranging from $10k to $20M. The selected candidate will also mentor junior staff, review their work for quality and accuracy, and support their ongoing technical growth. Qualifications Bachelor's degree in civil engineering or architectural engineering - master's degree is a plus...

ELECTRICAL ENGINEER St. Louis, MO/Belleville, IL/Lexington, Kentucky Salary Range: $85,000-$115,000 depending on experience. Design. Lead. Make an Impact. Marcum Engineering / Bacon Farmer Workman Engineering is looking for an experienced, licensed Electrical Engineer (PE) to help shape the future of our commercial and light industrial projects. This role can be based in St. Louis, MO; Belleville, IL; or Lexington, KY. If you thrive on solving complex challenges, mentoring others, and seeing your designs make a real-world impact, this could be the next step in your career. At BFW/Marcum, we've built more than an engineering firm; we've built a culture. One rooted in excellence, passion, courage, community, and relationships. By nurturing curiosity, encouraging innovation, and providing meaningful opportunities, we give you the tools to grow, both professionally and personally, and the freedom to shape your own career path. Essential Job Functions/Responsibilities: Take...

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...

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...

Description David Mason + Associates has provided high quality Civil Engineering services since 1989. Our team of professionals prepare design plans for new construction and renovation projects in education, healthcare & utility market sectors, among others. With a long history of working relationships within the St. Louis region, we've also had the opportunity to work on iconic projects such as Busch Stadium, the Gateway Arch, the St. Louis Zoo, City Park - the new MLS Stadium and more! Our St. Louis Civil team is looking for an entry-level Civil Staff Engineer who is ready to jump in and support the team. Our ideal candidate holds a bachelor's degree, has 1+ years of Civil Engineering experience, including internships & has successfully passed the FE exam. Why work with David Mason + Associates? Every-other Friday OFF Hybrid schedule & flexibility 70% employer paid Health benefits "Family-first" company culture Minority-Owned Business Enterprise Plus,...

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...

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...

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...

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...

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...