NewPhantom Works Mechanisms Design Engineer (Senior or Experienced) BoeingPhantom Works Mechanisms Design Engineer (Senior or Experienced)Saint Charles, MO$103,700–$140,300 / yearThe Boeing Company also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. Boeing is a Drug Free Workplace (DFW) where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies.
Experienced or Senior Mechanical System Design Engineers BoeingExperienced or Senior Mechanical System Design EngineersHazelwood, MO$103,700–$140,300 / yearWe are currently seeking Experienced or Senior Mechanical System Design Engineers to develop, maintain and modify air vehicle subsystems (Armament, Crew Systems, Environmental Cooling, Equipment, Fuel, Hydraulics, Landing Gear, Mechanisms and Thermodynamic) and component designs, using 3-D Computer Aided Design tools and/or other design methods, to provide product definition to other engineering groups, production operations, suppliers and external customers throughout the product lifecycle. Develop, maintain and modify air vehicle subsystems and component designs, using 3-D Computer Aided Design tools and/or other design methods, to provide product definition to other engineering groups, production operations, suppliers and external customers throughout the product lifecycle.
Sr. Environmental Planner - (MoDOT) Jacobs Solutions IncSr. Environmental Planner - (MoDOT)St. Louis, MO$111,100–$173,500 / yearYou'll work as a part of a team of scientists, planners, engineers, and community involvement specialists to prepare technical studies and conduct public involvement and agency coordination in preparing environmental studies in support of the National Environmental Policy Act (NEPA), Clean Water Act (CWA), Section 4(f) and Section 106 of the National Historic Preservation Act (NHPA), etc. At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.
Senior Environmental Engineer Universal Engineering SciencesSenior Environmental EngineerSt. Louis, MOFull timeWho We Are: At UES, we’re a team of more than 4,000 engineers, scientists, geologists, inspectors, technicians, and drillers united by a shared purpose—to make a meaningful impact in the communities we serve. This role provides high-level project support, advanced technical analysis, and regulatory strategy, particularly for remediation and groundwater-focused projects.
Senior Environmental/Licensing Specialist WSP Global IncSenior Environmental/Licensing SpecialistSaint Louis, MOThe selected candidate will serve as a technical leader responsible for planning and executing Nuclear Regulatory Commission (NRC) Environmental Reports (ER) and NEPA analyses, including defining technical approaches, identifying and directing required environmental and field studies, and integrating multidisciplinary inputs into defensible deliverables. Louis, MO (Creve Coeur) or remote within the region, this role entails delivery of high-quality nuclear environmental licensing services in conjunction with NRC regulation (10 CFR Parts 50, 51, 52, 53, 57, and 73) and related guidance (Regulatory Guide 4.2, NUREG 1555, NUREG 1748 for new facility permitting).
NewSenior Environmental Engineer Terracon Consultants IncSenior Environmental EngineerSaint Louis, MOServices may include a variety of environmental-related work including Phase I/II environmental site assessments, ecological and natural resource field surveys, tank closure assessment. Assist in establishing and updating current policies/ procedures for technical projects in field of expertise, to ensure proper interpretation and implementation by subordinate staff.
NewEnvironmental Engineer-Scientist (Mid-Level) SHANNON & WILSON, INC.Environmental Engineer-Scientist (Mid-Level)Olivette, MOLevel Placement: Typically, depending on an applicant's education, experience, overall abilities, alignment with the needs of the company and local office culture, and the current business needs, a Mid-Level Environmental Engineer typically would be placed at a Shannon & Wilson Senior Professional I, II, or III level. Committed to technical excellence and high-quality service, we provide integrated geotechnical engineering, engineering geology, environmental and natural resource services for clients.
NewEnvironmental Engineer-Scientist (Mid-Level) Shannon & Wilson IncEnvironmental Engineer-Scientist (Mid-Level)St. Louis, MOLevel Placement: Typically, depending on an applicant's education, experience, overall abilities, alignment with the needs of the company and local office culture, and the current business needs, a Mid-Level Environmental Engineer typically would be placed at a Shannon & Wilson Senior Professional I, II, or III level. Committed to technical excellence and high-quality service, we provide integrated geotechnical engineering, engineering geology, environmental and natural resource services for clients.
Environmental Project Manager ECS LtdEnvironmental Project ManagerSt. Louis, MissouriECS is currently ranked #60 in Engineering News-Record’s Top 500 Design Firms (April 2026), #148 in Engineering News-Record’s Top 200 Environmental Firms (October 2025) and #38 in Zweig Group’s Hot Firm List (June 2026). What You'll Do: The Environmental Project Manager manages environmental consulting projects of low to moderate complexity through all phases of execution, including planning, staffing, technical delivery, client communication, and financial management.
Environmental Asbestos Technician Intertek Group PlcEnvironmental Asbestos TechnicianSt. Louis, MOWorking at Intertek means joining a global network of state-of-the-art facilities and passionate people who deliver superior customer service with a purpose of bringing quality, safety, and sustainability to life. Intertek''s project-related assurance, testing, inspection and consulting services are the risk management and quality assurance partner you need to ensure the reliability, safety and performance of your new developments, existing assets and facilities.
Environmental Scientist - Fenton, MO Tetra Tech IncEnvironmental Scientist - Fenton, MOFenton, MOOur 25,000 employees work together to provide clear solutions to complex problems by Leading with Science to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition. About Tetra Tech: Tetra Tech is the leader in water, environment, and sustainable infrastructure, providing high-end consulting and engineering services for projects worldwide.
Environmental Project Manager Civil & Environmental Consultants, Inc.Environmental Project ManagerSt. Charles, MissouriFull timeWe have a variety of Employee Resource Groups, including CEC Community – focused on giving back to the communities in which we work; CEC Ignite – focused on helping professionals early in their careers to develop their pathway; CEC iDEA – focused on inclusion, diversity, equality, and acceptance; and CEC Women – focused on creating internal and external opportunities for women to network and leverage professional experience! Louis office, you will be responsible for managing current clients and developing new business, as well as managing projects, mentoring junior staff, and providing senior direction on a variety of projects for real estate, manufacturing, industrial, governmental, waste management and energy clients.
Environmental Project Manager Engineering Consulting Services LtdEnvironmental Project ManagerSt. Louis, MOECS is currently ranked #60 in Engineering News-Record's Top 500 Design Firms (April 2026), #148 in Engineering News-Record's Top 200 Environmental Firms (October 2025) and #50 in Zweig Group's Hot Firm List (May 2025). The Environmental Project Manager manages environmental consulting projects of low to moderate complexity through all phases of execution, including planning, staffing, technical delivery, client communication, and financial management.
Senior Staff Scientist Terracon Consultants IncSenior Staff ScientistSaint Louis, MOThe Senior Staff Scientist will manage field investigations, coordinate project activities, oversee regulatory compliance, prepare technical reports, support business development efforts, and serve as a technical resource to project teams and clients. This position provides technical expertise and project leadership for asbestos, lead-based paint, mold, indoor air quality (IAQ), hazardous building materials assessments, and construction-related environmental monitoring services.
Senior Scientist Terracon Consultants IncSenior ScientistSt Louis, MOThis role serves as a senior technical resource and project leader responsible for managing complex projects involving asbestos, lead-based paint, mold, indoor environmental quality (IEQ), radon, and other environmental health concerns impacting buildings and facility occupants. The successful candidate will provide technical leadership, mentor staff, develop client relationships, and contribute to business growth while ensuring projects are completed safely, on time, and within budget.
Director, Water Quality & Environmental Compliance American Water Works Co IncDirector, Water Quality & Environmental ComplianceBelleville, ILAs Dir, WQ & EC you will be responsible for comprehensive direction and administration of matters dealing with the overall management of laboratories, water quality, environmental stewardship and environmental rules and regulations, including those associated with the Safe Drinking Water Act & Clean Water Act. Continually reviews developing water quality and environmental regulations, provides input to the local, state and federal regulatory process and ensures that programs are in place to enable compliance and customer satisfaction.
staff-environmental-scientist-natural-resources-chesterfield-mo-columbus-oh Burns & McDonnellstaff-environmental-scientist-natural-resources-chesterfield-mo-columbus-ohChesterfield, MOThe Staff Environmental Scientist will work with the office's Natural & Cultural Resources group in our Environmental Services Global Practice to perform the following duties: Conduct environmental compliance audits, Best Management Practices (BMP) inspections, prepare permitting applications and analyze environmental data for various types of projects, including renewable projects, high-voltage transmission line routing, oil and gas facilities, power generation construction activities. Minimum of 4 years of related professional experience required (6 years preferred) completing environmental field audits, surveys, inspections, assessments, analyzing GIS data, and preparing associated environmental assessments and permitting documents.
NewEnvironmental Engineer-Scientist (Entry-Level) SHANNON & WILSON, INC.Environmental Engineer-Scientist (Entry-Level)Olivette, MOTypically, depending on an applicant's education, experience, overall abilities, alignment with the needs of the company and local office culture, and the current business needs, an Entry-Level Environmental Engineer typically would be placed at a Shannon & Wilson Professional I, II, III or IV level. Committed to technical excellence and high-quality service, we provide integrated geotechnical engineering, engineering geology, environmental and natural resource services for clients.
Senior Consultant, EHS Compliance ERM International Group LtdSenior Consultant, EHS ComplianceSt Louis, MOWho We Are: As the largest global pure play sustainability consultancy, we partner with the world's leading organizations, creating innovative solutions to sustainability challenges and unlocking commercial opportunities that meet the needs of today while preserving opportunity for future generations. Prepare plans, permits, and reports for hazardous waste, air quality, hazardous material management, oil spill prevention and National Pollutant Discharge Elimination System (NPDES) storm water and wastewater programs.
Senior Conjugation Scientist Ultimate Staffing ServicesSenior Conjugation ScientistFenton, Missouri$85,000–$125,000As a Senior Conjugation Scientist, you'll serve as a technical leader responsible for developing, optimizing, and scaling bioconjugation processes for fluorescent, enzymatic, and specialty-labeled proteins. This is an exciting opportunity for an experienced scientist to play a key role in developing and scaling cutting-edge bioconjugation processes that support research, diagnostic, and commercial applications worldwide.