35 professional engineer jobs found in St. Louis, MO

Farnsworth Group is seeking a Structural Engineer in one of the posting locations below. In this role, you will provide customer-oriented design and construction services to clients nationwide and in the Central Region. This role offers great growth potential. Posting Locations: Normal, Peoria, and Springfield, IL or St. Louis, MO What You'll Do: Perform structural analysis and design for building structures and related systems. Perform structural analysis and design for Energy and Industrial structures and related systems. Develop construction documents and provide construction administration services. Perform site visits, client meetings, and coordination with the project team. What You'll Need: Bachelor's (required) or Master's degree (preferred) in Civil, Structural, or Architectural Engineering, with emphasis in structures 5-8 years of structural engineering experience Professional Engineer (PE) or Structural Engineer (SE) licensure preferred...

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 industrial, commercial, institutional, and residential related building projects. About LJC LJC Design & Engineering (LJC) 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 minds across development, design, engineering, and construction. The Role We...

Job Type Full-time Description We are seeking an experienced Fire Protection Professional Engineer (PE) to lead the design, analysis, and implementation of fire protection and life safety systems across a variety of commercial, industrial, and institutional projects. This role provides technical leadership, ensures code compliance, and supports clients in achieving safe, resilient, and cost-effective solutions. Key Responsibilities Fire Protection System Engineering Design and develop fire suppression, detection, and alarm systems (e.g., wet/dry sprinkler systems, clean agent systems, fire pumps, mass notification). Prepare engineering drawings, specifications, and technical reports. Code Compliance & Life Safety Interpret and apply relevant codes and standards (e.g., NFPA , ICC , IBC , IFC , FM Global ). Conduct building code and life safety analyses, including egress, occupancy classification, and hazard assessments. Collaborate with AHJs...

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...

Crawford, Murphy & Tilly is seeking a Roadway Civil Engineer III in our St. Louis office to support transportation projects that improve safety, mobility, and connectivity throughout the communities we serve. This role is ideal for an engineer seeking expanded technical responsibility, exposure to a wide variety of transportation and development projects and continued professional growth within a collaborative Surface Transportation practice. We are a fast-growing firm with 500+ employees across 25 offices in 10 states serving clients through our four primary business groups: Aviation Surface Transportation Water Resources Building & Site Services CMT provides planning, environmental, design, utility, and construction observation phase services on projects in all four of these groups and more, which range from simple to complex. As a Roadway Engineer III , you'll collaborate with engineers, planners, environmental scientists, technicians, clients, 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...

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, estimating...

Job Type Full-time Description Engineering excellence, built on people-first values. At LUZCO, we're more than an engineering firm - we're a familia. We pair technical excellence with a culture rooted in respect, flexibility, and genuine care for one another. Here, you're known by name, supported as a whole person, and encouraged to bring your authentic self to work with competitive benefits, and the flexibility to support life both inside and outside of work. We're proud to be a 2025 and 2026 Best Place to Work in St. Louis and a woman-owned, minority-owned boutique firm, delivering impactful engineering solutions in a workplace where people feel valued and empowered to grow. Why You'll Love LUZCO Benefits that take care of you: Top-notch medical, dental, and vision insurance; a competitive 401k match; generous PTO; student loan repayment assistance; and an employee recognition platform that celebrates your wins big and small. Flexibility that fits your life: We...

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...

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. 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 serve humanity. Job Summary The Facility Electrical Engineer III Project Manager will be subject matter expert for all aspects of electrical engineering at the site. Creates small capital improvement, repair contracts, and building models using AutoCAD and Revit. Assists operations with electrical equipment and distribution systems trouble-shooting and recommendations. The role is also instrumental for campus facilities and data center project engineering and project management. Primary Duties Reasonable accommodations may be made to enable...

Summer 2027 - Operations Engineer Collegiate Associate Intern (St. Louis) in GAC St. Louis Unique Skills: Your Future Takes Flight at Gulfstream: Summer 2027 At Gulfstream, a proud division of General Dynamics, Collegiate Associates apply classroom learning to real-world challenges and gain valuable experience. You'll work alongside skilled professionals in a culture built on integrity, pride, and excellence-preparing you for future success in the aerospace industry. This role is in St. Louis, Missouri. The facility is located at the St. Louis downtown airport, only minutes from exciting downtown St. Louis. What You'll Experience • Real-world projects that make an impact • Exposure to innovative practices • Opportunities to build skills and professional connections About the position The Completions Operations Engineering team in St. Louis is seeking enthusiastic and driven students for an internship within our Engineering group. If you're passionate about...

We are seeking an electrical engineer with planning, design, and construction-related services experience. The ideal candidate enjoys interacting with clients and is a pragmatic problem solver capable of working through unique technical challenges and employing proven solutions to meet our clients needs. As an integral member of our multiple discipline project teams, you will be involved with all phases of electrical engineering for water, wastewater, and stormwater infrastructure. This includes low and medium power distribution (through 34.5 kV), motor control, grounding and lightning protection, exterior and interior lighting, standby power generation systems, MCC design, specification writing, and construction cost estimating. You will have the opportunity to work on some of the largest municipal water/wastewater treatment facilities in the U.S. This position is open for any Donohue office location. Requirements: B.S., Electrical Engineering PE registration 4+ years...

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...

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. Qualifications Bachelor's degree in civil engineering or architectural engineering - master's degree is a plus PE license - SE license is a plus 5+ years of engineering experience Experience with structural steel, reinforced concrete, and/or masonry...

Water Resources Engineer | Pay is based upon candidate experience and qualifications, as well as market and business considerations. Starting Salary Range: $80,000-105,000 EFK Moen, LLC, is a civil engineering design consulting firm headquartered in St. Louis, Missouri with additional office locations in St. Charles, Missouri, Chicago and Fairview Heights, Illinois, and Atlanta, Georgia. We are currently seeking a water resources design engineer for a full-time position in our St. Louis, Missouri office or one of our other office locations. Our company offers a locally competitive salary and comprehensive benefit package. Job Description: The water resources engineer will perform civil engineering design services in a team-oriented environment. Project emphasis is engineering design for both public and private sectors which range in scope from small to multimillion-dollar designs. Services are provided to a wide range of clients that include state DOTs, sewer districts...

Crawford, Murphy & Tilly is seeking a Civil Engineer to join our Water Resources group in the St. Louis, MO office. This is not a remote position. We are a fast-growing firm with 500+ employees across 25 offices in 10 states serving clients through our four primary business groups: Aviation Surface Transportation Water Resources Building & Site Services CMT provides planning, environmental, design, and construction observation phase services on projects in all four of these groups and more, which range from simple to complex. As a Water Resource Civil Engineer , you'll play a key role in working with senior staff, to support a wide range of municipal infrastructure projects, working closely with experienced engineers on planning, design, permitting, and construction-phase services. What you will do: Support water, wastewater, and stormwater municipal infrastructure projects from planning through construction Projects may include water supply and...

Description JOB SUMMARY The Mechanical Engineer II is responsible for the design, development, documentation, test, and evaluation activities for components, sub-assemblies, and finished goods products that meet the cost, performance and timeliness requirements defined within ESG's Product Planning Process (P3 Process). This person will be tasked to investigate, develop, and implement new technologies, tools and processes, and must solve problems through original thinking and ingenuity. DUTIES AND RESPONSIBILITIES Essential • Develop processes, products, assemblies & components that meet or exceed ESG's stringent quality, cost, performance & schedule requirements. • Create new vehicle-specific parts and test fitting parts onto cars, trucks, and other vehicles. • Ability to disassemble and measure vehicles with hand tools or use of 3D scanner. • Ability to fit check parts onto various vehicles/applications. • Support Label Modification projects as defined within...

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. As a qualified nonprofit agency operating within the AbilityOne program, ServiceSource hires persons with significant disabilities. For the majority of direct labor positions, ServiceSource will obtain documentation of a significant disability as per the JWOD Act. Job Summary The focus of the Engineer Technician V is to support project engineering management and record drawing maintenance. Work includes support engineers throughout project life cycle and management/development of drawings and specifications. Primary Duties Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. These duties and responsibilities will be rated on the Annual Performance Review. Calculate dimensions,...

Make your mark on local infrastructure. Oates Associates is a 100% employee-owned civil and structural engineering firm dedicated to designing thoughtful infrastructure that strengthens the communities we serve. 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 motivated and energetic individual for a civil engineering project management position. This position is ideal for a civil engineer that enjoys working on a team, working with clients, and bringing in work on building and site development, drainage, utility, parks and recreation, roadway, trail and campus development projects. Work will be out of our Collinsville, IL and/or St. Louis, MO offices. Key Responsibilities Meet with clients and potential clients to discuss projects Actively participate in team...