NewWater Wastewater Engineer/Project Manager Harrison Consulting SolutionsWater Wastewater Engineer/Project ManagerSaint Louis, MOGrowing firm with offices in multiple states is seeking a Senior Water Wastewater Engineer/Project Manager for their team in St. Responsibilities: Plan/design water and wastewater systems (pumping, process and mechanical piping, related valves and process equipment).
Industrial Engineer II – Warehousing, Continuous Improvement & Labor Management Penske Truck RentalIndustrial Engineer II – Warehousing, Continuous Improvement & Labor ManagementST LOUIS, MOThis role supports both existing operations and new business implementations by analyzing operational data, developing engineered solutions, implementing continuous improvement initiatives, and driving sustainable performance improvements. Willingness to travel as necessary, work the required schedule, work at the specific location required, complete Penske employment application, submit to a background investigation (to include past employment, education, and criminal history) and drug screening are required.
Manufacturing Engineer Apollo Professional SolutionsManufacturing EngineerBerkeley, MOBasic Qualifications (Required): Bachelor of Science degree from an accredited course of study in engineering, engineering technology (includes manufacturing engineering technology), chemistry, physics, mathematics, data science, or computer science. The ideal candidate will lead cross-functional initiatives that increase throughput, reduce cost, improve quality, and enable production scaling for complex aerospace products.
Product Review Engineer 3 The Structures Company, LLCProduct Review Engineer 3Berkeley, MOBachelor of Science degree in Engineering, Engineering Technology (including Manufacturing Engineering Technology), Chemistry, Physics, Mathematics, Data Science, or Computer Science (ABET preferred). As trusted partners to leading aerospace and defense OEMs and Tier 1 suppliers, we connect professionals with career opportunities to grow and excel in aviation, aerospace, and defense.
Sr. Sales Engineer Cohesity IncSr. Sales EngineerMO$190,400–$238,000 / yearCohesity helps organizations defend against cybersecurity threats with comprehensive data security and management capabilities, including immutable backup snapshots, AI-based threat detection, monitoring for malicious behavior, and rapid recovery at scale. WE'D LOVE TO TALK TO YOU IF YOU HAVE MANY OF THE FOLLOWING: Proven experience in pre‑sales Sales Engineering or Solutions Consulting supporting infrastructure, data protection, security, or cloud platforms in enterprise environments.
Senior Sales Engineer - Data & AI Security Veeam SoftwareSenior Sales Engineer - Data & AI SecuritySaint Louis, Missouri$252,500–$468,800 / yearAbout the Role: Veeam, following its acquisition of Securiti AI - the leader in AI-powered data security posture management (DSPM) - is seeking a Senior Sales Engineer to drive technical leadership in our sales team, focusing on the Securiti AI portfolio. Strong expertise with DSPM, DLP, data discovery approaches (e.g., patterns/keywords/dictionaries/regex/exact matching) and with common cloud/data systems (e.g., object storage and enterprise databases/warehouses).
Project Engineer (Traveling) ConsigliProject Engineer (Traveling)Saint Louis, MO$78,000–$87,000 / yearAdditional experience may include cost management software (Timberline, Sage preferred), scheduling software (Primavera P6 preferred) and construction management software (Procore preferred). Document Control - Ensure timely and accurate management of all project documentation: Distribute all design changes/updates to the entire project team and all subcontractors.
Lead Mechanical Engineer Energy & Industrial Group Sargent & Lundy LLCLead Mechanical Engineer Energy & Industrial GroupClayton, MO$116,620–$179,890 / year7+ years of experience in the design of mechanical engineering systems for non-commercial, heavy industrial plants (power, oil & gas, or chemical), with a focus on integrated, detailed system design for new plants, modifications, or replacements; Experience must include the selection of equipment, piping materials, control philosophy, and the preparation of performance sizing calculations and specifications. AI & Automation at Sargent & Lundy In this role, we expect people to be willing or able to lead others who use modern tools: You are expected to lead others in taking engineering problems from issue to solution by setting expectations for using data and modern tools such as automation and AI to improve workflows, reduce rework, and deliver cost-effective designs.
Estimating Engineer, PE BLUESCOPE STEEL LIMITEDEstimating Engineer, PEKcmo, MOThe estimating department implements strategies to achieve sustainable sales and financial results, maintain and grow customer accounts, and pursue profitable growth in pre-engineering buildings and services while evaluating potential projects for profitability and risk management. The Estimating Engineer, PE provides support to the business, builders, architects, and end customers by providing up front product knowledge, pricing, details, value engineering ideas, complete estimating, and technical support.
Transportation Project Engineer I/II Trilon GroupTransportation Project Engineer I/IISt. Louis, MO$30–$55 / hourGonzalez Companies is a partner managed firm that provides comprehensive Planning, Design, and Construction Management Services to large and small Water, Sewer and Utility Districts; Departments of Transportation; and municipalities. Working primarily in the Greater St. Louis, Chicago, and Louisville metro areas, Gonzalez offers a great work environment, generous benefit packages, and opportunities to succeed in many professional disciplines.
Project Engineer I/II - Water/Wastewater Trilon GroupProject Engineer I/II - Water/WastewaterBelleville, IL$30–$40 / hourGonzalez Companies is a partner managed firm that provides comprehensive Planning, Design, and Construction Management Services to large and small Water, Sewer and Utility Districts; Departments of Transportation; and municipalities. Working primarily in the Greater St. Louis, Chicago, and Louisville metro areas, Gonzalez offers a great work environment, generous benefit packages, and opportunities to succeed in many professional disciplines.
Software Engineer Sr - Fullstack/Vue The Timberline GroupSoftware Engineer Sr - Fullstack/VueMaryland Heights, MissouriFull Stack Development Design and build end-to-end full-stack applications using Node.js on the backend and Vue.js on the frontend, delivering cohesive, production-ready features from database to UI. AI-Assisted & Agentic Engineering This role requires comfort working alongside AI-powered tools while maintaining strong engineering judgment, validation, and accountability for outcomes.
Controls Engineer Hussmann CorporationControls EngineerBridgeton, MissouriFull timeThis role interprets customer needs, translates them into functional control solutions, and leads cross functional activities related to new product development, customer-driven requests, and existing product improvements. Overview: The Controls Engineer is responsible for the development, validation, and release of electronic control products, software-enabled features, and supporting applications used in Hussmann equipment.
Controls / Robotics Engineer Wunderlich-Malec CareersControls / Robotics EngineerChesterfield, MissouriProject management skills and the ability to self-manage even complex projects; excellent time management and multitasking; flexibility in work environments and schedules; strong written and oral communication skills, essential to building and maintaining good work and customer relationships. Experience in the design of electrical schematics, including power distribution at the 600-480VAC level, control panels and associated NEC references, Ethernet networking and architecture, serial communications, etc.
Forensic Structural Engineer, St. Louis II Salas O'Brien Engineers IncForensic Structural Engineer, St. Louis IISt. Louis, MORemote$100,000–$140,000 / yearOur specialized experience includes design for energy, manufacturing and industrial process, data centers, healthcare, science and technology, high-rise buildings, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more. Our technical expertise is paired with an exceptional team of business development, human resources, finance and accounting, information technology, and marketing professionals, all of whom play a key role in bringing our commitments to deliver outstanding client outcomes and build long-term careers.
MEP Reliability Engineer Jones Lang LaSalle IncMEP Reliability EngineerBelleville, ILWorking closely with our Engineering Services Reliability & Asset Management Center of Excellence, you'll integrate data from building automation systems, fault detection platforms, and maintenance programs to develop lifecycle analyses that guide repair-versus-replacement decisions. Whether you've got deep experience in commercial real estate, skilled trades or technology, or you're looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward.
Manufacturing Welding Engineer Ultimate Staffing ServicesManufacturing Welding EngineerSt. Louis, Missouri$90,000You'll be involved in everything from weld fixture design and process development to programming and equipment specification, supporting a wide range of welding methods including MIG, TIG, spot, and flash welding. This engineer will take the lead in identifying and resolving quality and process challenges, analyzing production issues, and implementing innovative solutions that enhance efficiency and elevate product quality.
Medical Imaging Field Engineer 1 - St. Louis, MO Varian Medical Systems IncMedical Imaging Field Engineer 1 - St. Louis, MOSt. Louis, MO$50,210–$69,036 / yearIt is Siemens Healthineers' policy to comply fully and completely with all United States export control laws and regulations, including those implemented by the Department of Commerce through the Export Administration Regulations (EAR), by the Department of State through the International Traffic in Arms Regulations (ITAR), and by the Treasury Department through the Office of Foreign Assets Control (OFAC) sanctions regulations.". These requirements vary by client and may include, but are not limited to: Proof of valid identification (photo, driver's license, SSN) Criminal background checks Drug screens Immunizations (COVID-19, Hep B, MMR, Varicella, Influenza, Tetanus) Annual TB testing Healthcare training.
Water/Wastewater Engineer - Project Manager Farnsworth Group IncWater/Wastewater Engineer - Project ManagerSt. Louis, MOFor ten consecutive years, weve been certified as a Great Place to Work, and our engineers, architects, surveyors, and scientists channel their passion and expertise into making meaningful contributions to the world around us. Each year, our staff participates in a survey administered by the Great Place to Work organization, measuring perceptions of credibility, respect, pride, fairness, and camaraderie.
NewLead Building Engineer CBRE Group IncLead Building EngineerClayton, MOCBRE serves clients through four business segments: Advisory (leasing, sales, debt origination, mortgage serving, valuations); Building Operations & Experience (facilities management, property management, flex space & experience); Project Management (program management, project management, cost consulting); Real Estate Investments (investment management, development). Operates, maintains, monitors, and performs preventive, predictive, and corrective maintenance on building equipment, which may include: mechanical/HVAC/plumbing systems, electrical/cabling, fire detection and suppression, life safety, lighting, temperature control systems, building management systems, and digital systems.
Cyber Palo Alto Networks Security Engineer/ Senior Consultant, Strategy, Growth, and Transformation Deloitte Touche Tohmatsu LtdCyber Palo Alto Networks Security Engineer/ Senior Consultant, Strategy, Growth, and TransformationSt. Louis, MO$105,400–$207,800 / yearConfiguring and tuning security capabilities including Threat Prevention, intrusion prevention system/intrusion detection system (IPS/IDS), Anti-Spyware, Antivirus, WildFire, Domain Name System (DNS) Security, and Secure Sockets Layer/Transport Layer Security (SSL/TLS) decryption policies. This role supports the design, deployment, and optimization of Zscaler capabilities across complex enterprise environments, helping organizations strengthen security posture, improve user access experiences, and enable secure transformation across on-premises and cloud ecosystems.
Lead Substation Project Engineer Leidos Holdings IncLead Substation Project EngineerMORemote$107,900–$195,050 / yearUtilities and mobile operators rely on our Power Delivery Services Team for reliable power and telecommunication expertise, as reflected through our work with more than 50 investor-owned utilities, more than 160 municipals/cooperatives, as well as a growing number of mobile operators, local utility providers and private developers. Leidos seeks the best and the brightest, and in return, we invest in you, with an eye on your future, through career advancement, growth opportunities and continuous improvement via mentoring, formal and informal project management training and assistance with obtaining pertinent certifications.
Field Engineer-Survey McCarthy Holdings IncField Engineer-SurveySt. Louis, MOThe Geomatics Field Engineer is responsible for the execution of all field survey related activities on assigned projects including but not limited to establishing and maintaining project control, topographic data collection, construction layout (staking), as-built documentation, equipment calibration, machine control calibrations & tech support, GIS, utility locating, and drone flight planning & operations. The Geomatics Field Engineer will report to the jobsite for the projects they are assigned and integrate with the operational management of the project with a focus on cost and schedule enhancement, Quality, adherence to design intent and collaboration with the design team.
Electrical Engineer - Controls Design Sunnen Products CompanyElectrical Engineer - Controls DesignSt. Louis, MOFull timeESSENTIAL FUNCTIONS OF THE JOB:The Controls Design Engineer will be responsible for delivering engineering results that include the following:Project management of the machine (on time, on budget) from inception to delivery while being involved and assisting with troubleshooting of issues. All activities, Demands, Conditions and Requirements are linked to Essential Job Functions unless marked with an asterisk which denotes linkage only to marginal function(s).We require a background and SSN check, drug test, and physical for pre-employment.
AWS Cloud Engineer aqua ITAWS Cloud EngineerO'Fallon, ILThis position involves collaborating with teams in the design and implementation of AWS system architectures including operation status and security of government systems (ATO), reviewing and providing input to system requirements, and compiling industry best practices / lessons learned into future iteration designs. 5+ years’ experience consulting, designing and implementing distributed solutions and 3+ years’ experience with cloud-based solutions (Cloud, SOA, Web-Services) including virtualization environment, network and operating system experience .
Sr AI Engineer / Data Scientist KoantekSr AI Engineer / Data ScientistChesterfield, MissouriThe successful candidate will be instrumental in designing, deploying, and maintaining production-grade ML solutions, including advanced Generative AI and Natural Language Processing (NLP) models, for our diverse client base. â Implement and optimize cutting-edge Generative AI and NLP applications, demonstrating hands-on experience with technologies like Retrieval Augmented Generation (RAG) and Large Language Models (LLMs) in a production setting.
Senior Mechanical Engineer Clayco IncSenior Mechanical EngineerSt. Louis, MOWith $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. The Senior Mechanical Engineer will lead the mechanical design of projects, provide technical expertise, and ensure the successful delivery of engineering solutions for mission-critical facilities, including data centers, advanced manufacturing plants, and other high-availability environments.
Senior Process Engineer (Req865) SpartechSenior Process Engineer (Req865)Maryland Heights, MOMany of our materials are used in products you might see every day - for example if you start your morning with a single serve yogurt, the container you ate from may be made from one of Spartech’s products or the refrigerator where the yogurt was stored could have Spartech products in its interior features. This position manages projects from concept through production startup, including identifying and developing equipment specifications, vendor evaluation, process design, commissioning, and ensuring compliance with all applicable safety and regulatory requirements.
Test Engineer The H-J Family of CompaniesTest EngineerHigh Ridge, MissouriThe Position also requires the following: 5 years of experience with testing and calibration services, specifically with electric high voltage measurement systems in direct current, alternating current, voltage impulse and electrical partial discharge; 5 years of experience supporting and developing specifications and procedures related to testing and/or calibrations of equipment for quality assurance and safety, including risk assessment and mitigation; 5 years of experience preparing and updating technical procedures related to metrological traceability of measurements and equipment; and. Conduct design type testing on OEM (Original Equipment Manufacturer) customers products related to the electrical power industry, including: power class bushings, low voltage bushings, high voltage bushings, insulators, plug-in type bushings, switch tap-changer, switchgear, transformers and dual-voltage switch testing.
Electrical Engineer Chase Brass and Copper Co LLCElectrical EngineerGranite City, IL$90,000–$100,000 / yearSupport specifying, manufacturing, and validating of systems which include hydraulics, pneumatics, servos, motor drives, relays, communication networks, touchscreens, digital and analog i/o, and robotics. The final pay offered to a successful candidate will be based upon various factors unique to each individual that may include but are not limited to years of experience, industry knowledge, technical skills, education, qualifications, etc.
Automation Engineer II Salas O'Brien Engineers IncAutomation Engineer IIChesterfield, MO$50,000–$100,000 / yearDue to continued growth, Salas O'Brien, a leader in industrial automation engineering and equipment, located in Chesterfield, Missouri has an immediate opening for a remote, experienced, creative and dynamic individual for the position of Automation Engineer. The candidate will be able to work independently but be quick to ask questions and draw upon the best Salas O'Brien, customer, and industry resources to complete work accurately and efficiently.
Principal Mechanical R&D Engineer Cardinal Health IncPrincipal Mechanical R&D EngineerHazelwood, MO$94,900–$135,600 / yearThe successful candidate will guide complex designs from concept through launch while mentoring engineers, improving design quality, and supporting manufacturable, reliable, and compliant products. Apply design-for-manufacturing principles for injection molded plastic components, including draft, wall sections, ribs, bosses, snap-fits, parting lines, gating considerations, shrinkage, ejection, and cosmetic requirements.
Joint Fires Network (JFN) Engineer III Novul SolutionsJoint Fires Network (JFN) Engineer IIIScott Air Force Base, IllinoisExperience with one or more of the following technologies: Cisco Routers and Switches, Juniper Networking Technologies, MPLS Networks, Optical Transport Networks (OTN), SDH/SONET, Time Division Multiplexing (TDM), Cryptographic Devices. The ideal candidate will possess strong experience supporting network operations, telecommunications infrastructure, transport technologies, IP networking, fault management, incident response, and circuit restoration activities.
NewEngineer (Gas Operations Engineering) AmerenEngineer (Gas Operations Engineering)Maryville, IllinoisThe Engineer performs systems studies, project engineering and project management duties in order to complete plans, designs, cost estimates, and construction management related to the construction, operation, and maintenance of gas distribution facilities with emphasis on safety, reliability, cost effectiveness, and customer satisfaction. Provide technical support to Distribution Design Supervisor, Field Engineering Representatives, Distribution Design Specialists, the Gas Construction Supervisors, other departments, customers and other organizations.
Engineer III Astec Industries IncEngineer IIIBelleville, ILShop manufacturing environment exposures include exposure to moving mechanical parts, machinery, tools and equipment, vibration, fumes or airborne particles, motorized vehicles, welding and machining operations, outside weather conditions and exposure to the risk of electric shock. To be successful in this role, your experience and competencies are: A bachelor's degree required in, Mechanical Engineering, Electrical Engineering, a related field or equivalent and/or combination of training and experience.
NewSenior Forward Deployed Engineer, Palantir DeloitteSenior Forward Deployed Engineer, PalantirSaint Louis, MO$155,600–$306,800 / yearDemonstrated use of Claude Code to accelerate delivery, including agentic multi-file workstreams, CLAUDE.md project memory, MCP server integrations, and parallel subagents for concurrent work such as feature development, test generation, and security review. At Deloitte, Forward Deployed Engineers (FDE) don't just build AI solutions, they help clients turn AI ambition into enterprise-scale impact, pairing leading class engineering with pod-based delivery and vertical expertise.
Senior Engineer OT Peabody Energy CorpSenior Engineer OTSt. Louis, MO$105,000–$129,000 / yearPeople are at the core of Peabodys ability to deliver business results & serve our communities & we offer an inclusive work environment that engages, recognizes, and develops it employees. Bachelor's degree from an accredited university in Process Control / Chemical / Computer /Software / Mechanical / Electrical Engineering, or a related technical background.
Battery Design Engineer Critical Fit RecruitingBattery Design EngineerSaint Louis, MissouriDesign electric detonators, stab detonators, initiators, and CAD/PAD devices, including material selection, component specifications, and assembly processes. Design and execute qualification and acceptance test programs including environmental, functional, and lot acceptance testing per military specifications.
Continuous Improvement Engineer-St. Louis, MO. DSM Nutritional Products Asia Pacific Pte LtdContinuous Improvement Engineer-St. Louis, MO.St Louis, MO$75,000–$85,000 / hourCompliance & Safety: Ensure adherence to all management systems including, ISO 9001:2015, ISO 14001 and ISO 45001 and FSSC 22000, with an understanding of DSM-Firmenich' s Quality and Environmental Policies and Procedures and responsible that these policies and procedures are implemented throughout the organization and all related activities under the position's jurisdiction. The Engineer, Continuous Improvement will support the site's Continuous Improvement (CI) initiatives by applying Lean and Six Sigma principles to optimize processes, reduce waste, and improve operational efficiency.
Senior R&D Engineer - Backend Software Development Cardinal HealthSenior R&D Engineer - Backend Software DevelopmentHazelwood, Missouri$80,500–$103,410 / yearResearch and Development Engineering is responsible for developing and implementing new products through adherence to established design control processes and good engineering and documentation practices. Pay at Cardinal Health is determined by multiple factors including, but not limited to, a candidate's geographical location, relevant education, experience and skills and an evaluation of internal pay equity.
Project Engineer – Life Sciences. Pyramid, IncProject Engineer – Life Sciences.St. Louis, MO$80 / hourFull timeKey Requirements and Technology Experience: Must a Bachelor’s Degree in Engineering and min 5 years of experience within pharmaceutical, life sciences, GMP manufacturing, chemical, or regulated manufacturing facility projects or industries. Candidate should have direct working experience with EPC/design firms and construction contractors on facility modifications, equipment/process transfers, or manufacturing consolidation projects.
Building Engineer Colliers International Group IncBuilding EngineerSt Louis, MOYou'll be responsible for all preventative maintenance, necessary maintenance, and repairs to the buildings mechanical, electrical, HVAC and plumbing systems, ensuring the maintenance systems are running efficiently - and to ensure the safety of our clients and their properties. Solid working knowledge of HVAC systems/maintenance, electrical, plumbing, energy management systems and other building mechanical equipment.
Field Service Engineer-1 (Multiple States in Territory Available) Caterpillar IncField Service Engineer-1 (Multiple States in Territory Available)missouri, MO$89,210–$133,810 / yearEffective Communications: Working knowledge and understanding of effective communication concepts, tools and techniques; ability to effectively transmit, receive, and accurately interpret ideas, information, and needs through the application of appropriate communication behaviors. EPD supports a wide range of customer applications across the globe, including providing back-up power to hospitals, providing emergency power when natural disasters strike, and supporting critical infrastructure for data centers, municipalities, and more.
GenAI Python Systems Engineer -Senior Manager PricewaterhouseCoopers LLPGenAI Python Systems Engineer -Senior ManagerSt. Louis, MO$124,000–$280,000 / yearCertification in Cloud Platforms [e.g., AWS Certified Solutions Architect, AWS Data Engineer, Google Professional Cloud Architect, GCP Data Engineer Microsoft Certified: Azure Solutions Architect Expert, Azure Data Engineer Associate, Snowflake Core, Snowflake Databricks Data Engineer Associate] is a plus. Examples of the skills, knowledge, and experiences you need to lead and deliver value at this level include but are not limited to: Craft and convey clear, impactful and engaging messages that tell a holistic story.
NewMechatronics Engineer Wunderlich-Malec CareersMechatronics EngineerChesterfield, MissouriWorking closely with engineering teams, customers, and manufacturing personnel, the successful candidate will troubleshoot existing equipment, develop automation solutions, improve system performance, and support projects from concept through startup. This role is responsible for developing and supporting manufacturing equipment that incorporates PLCs, robotics, motion control, industrial networks, machine vision and other advanced automation technologies.
Mechanical Engineer Intermediate Level PENTA Engineering CorporationMechanical Engineer Intermediate LevelSt. Louis, MOFull timeYou will provide technical leadership in advancing project objectives, collaborate within multidisciplinary teams, and support project delivery from concept through completion. You will report to the Department ManagerCandidates must be legally authorized to work in the United States and will not require current or future employer-sponsored visa sponsorship.
DevOps Engineer | Transitioning Military INflow FederalDevOps Engineer | Transitioning MilitarySt. Louis, MOUSMC (United States Marine Corps): 0600, 0631, 0633, 0639, 0651, 0639, 0681, 0699, 0630, 0605, 0601, 2800, 2813, 2847, 2862, 5900, 5939, 5948, 5970, 5974, 5993. As we progress, our focus remains steadfast on developing our people so they can lead our customers into the future of mission systems and operations, adeptly navigating the ever-evolving landscape of the Department of Defense with innovative solutions and strategic insights.
Senior Electrical Engineer PENTA Engineering CorporationSenior Electrical EngineerSt. Louis, MOFull timePreparation of Electrical Design Criteria for all projects; attend all kickoff meetings; assist in proposal preparation and CAPEX for electrical/controls. Proficient in the design of industrial control and automation systemsElectrical power distribution, MCC, controls, and instrumentation.
Software Engineer Reinventing GeospatialSoftware EngineerSaint Louis, MO$115,000–$170,000 / yearParticipate in daily standups, sprint and release planning activities, and coordinate with other team members (systems engineer, systems administrator, tester, etc.) to accomplish the tasks outlined in user stories. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information.
Systems Engineer Reinventing GeospatialSystems EngineerSaint Louis, MOExperience with proprietary and open source GIS applications and database services such as OpenGeo, ArcGIS Server, PostGIS and PostgreSQL, Oracle Spatial. Experience working with different ML models, such as Convolutional neural network, Natural language, Computer vision, object detection and classification, text parsing algorithms.