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 Structural Engineer - Substation GFT Infrastructure IncSenior Structural Engineer - SubstationSt. Louis, MO$110,000–$140,000 / yearOur 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. Collaborate internally to pursue power substation projects regionally and nationally with the objective of increasing Gannett Fleming presence in the power delivery business.
Electrical Power Engineer HDR IncElectrical Power EngineerSt Louis, MOUnited States-Missouri-St Louis'',''United States-Missouri-St Louis'','''','''','''','''','''','''','''','''',''Power'',''Power'',''Full-time'',''Full-time'',''Regular'',''Regular'','''','''',''Power Generation'',''Power Generation'',''Jul 23, 2026'',''Jul 23, 2026'',''false'',''788399'',''788399'',''true'',''788399'',''false'',''Submission for the position: Electrical Power Engineer - (Job Number: 194664)'',''false'',''788399'',''false'',''true''. The Electrical Power Engineer candidate should have experience within the utility scale power and renewable energy industry and be capable of supporting power generation design projects including leading multiple design and engineering project or administration tasks simultaneously.
Civil Engineer Frontenac Engineering Group IncCivil EngineerSt. Louis, MOFull timeYou will work with a team of designers and engineers to make our client's dreams a reality and report to our Civil Team Lead. This Civil Engineer will have the privilege of working on a variety of projects from residential additions to complex industrial sites.
Mechanical Engineer IV - Life Sciences CRB Group, Inc.Mechanical Engineer IV - Life SciencesSt. Louis, MOTypical tasks and deliverables that are executed by or under the supervision of the Mechanical Engineer IV include site selection, master planning, commissioning and startup, load calculations, utility assessments, energy modeling, design reports, code evaluations, plans, P&IDs, schedules, HAZOP reviews, installation details, equipment and system selection and specification, and coordination with manufacturers and trade partners. This position is responsible for overseeing the Mechanical discipline scope of work and managing the discipline budget on all project phases, sizes and levels of complexity, and coordinating with internal and external architects and engineers, as well as clients, construction managers, subcontractors, vendors and manufacturers.
Senior Systems Engineer Leonardo DRS IncSenior Systems EngineerMO$93,121–$125,713 / yearSupports pursuit capture and proposals by developing technical approaches, solution architectures, compliance matrices, make-buy inputs, technical volumes, and risk-reduction plans (including prototype or demo concepts when needed). Several factors can influence the pay scale, including but not limited to: Federal contract labor categories and contract wage rates, collective bargaining agreements, geographic location, business considerations, scope, and responsibilities of the position, local or other applicable market conditions, and internal equity.
Data Engineer Resource Logistics, Inc.Data EngineerJersey, NJThis role requires a strong balance of technical depth, leadership capability, and customer-facing skills to successfully deliver high-impact data and analytics solutions. Engage directly with customers to understand business needs, translate them into technical solutions, and manage ongoing interactions.
Senior Geotechnical Engineer WSP Global IncSenior Geotechnical EngineerSaint Louis, MOLead medium to large-scale geotechnical/geological engineering projects ensuring contributors know what they are required to do and by when, preparing and overseeing relevant project budgets, monitoring external events, tracking hours and expenses, ensuring satisfactory performance, and supervising subcontractors, contract work, and employees. Apply high-level geotechnical/geological engineering techniques and processes to identify improvements for various project phases involving more complex infrastructure and engineering work including concept development, preliminary design, final design, procurement, construction, and operation.
Senior UI/UX Engineer Leidos Holdings IncSenior UI/UX EngineerSt. Louis, MO$107,900–$195,050 / yearYou'll work alongside talented software engineers, systems engineers, product owners, testers, and mission stakeholders to transform challenging operational requirements into responsive, intuitive, accessible, and technically sound experiences. Join Leidos on the Chinook Program, supporting an Intelligence Community customer, and help design and deliver modern user interfaces that enable mission users to interact with sophisticated systems and data more effectively.
Mid-Level Test Engineer Leidos Holdings IncMid-Level Test EngineerSt. Louis, MO$87,100–$157,450 / yearThis is an opportunity to work alongside talented engineers, software developers, product managers, and mission experts to build innovative geospatial intelligence capabilities that enable critical national security missions. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Senior AI Engineer - SFL Scientific DeloitteSenior AI Engineer - SFL ScientificSaint Louis, MO$128,000–$252,500 / yearOur engineering team leverages emerging technologies and best practices across data security, documentation, cloud services and engineering architecture to create solutions and products that address complex issues and business problems faced by global organizations. Leverage advanced technical skills in modern data architecture, data science engineering, data transformation, and management of structured and unstructured data sources using cloud computing or on-prem technologies.
Systems Engineer 4 StratAcuity Staffing Partners IncSystems Engineer 4Berkeley, MO$60–$75 / hourIn terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. This program blends advanced autonomy, sensor fusion, resilient communications, and mission systems into a high-performance platform, offering a rare opportunity to apply and grow systems-engineering expertise on a program that will define the future of air combat and coalition operations.
Design and Analysis Engineer 3 The Structures Company, LLCDesign and Analysis Engineer 3Berkeley, MOAs 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. Bachelor of Science degree from an accredited course of study in engineering, chemistry, physics, mathematics, data science, or computer science.
Senior Release Train Engineer Reinventing GeospatialSenior Release Train EngineerSaint Louis, MORelease Train Engineer Qualifications: Bachelor's degree in Computer Science, Software Engineering, or related field and 8-12 years of prior relevant experience or Master's with 6-10 years of prior relevant experience. RGi provides opportunities, resources, training, and mentorship to all our employees to let them take control of their careers and become a leader or a crucial member of our company.
Transportation Engineer (Traffic/Technology) Harrison Consulting SolutionsTransportation Engineer (Traffic/Technology)Saint Louis, MissouriMulti-state design firm is seeking a Transportation Engineer (Traffic/Technology) for their team in St. Working knowledge of Synchro, SimTraffic, HCS, VISSIM or other similar software.
Senior Level Electrical Engineer Sargent & Lundy LLCSenior Level Electrical EngineerClayton, MO$100,019–$152,807 / yearIn 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. The Energy & Industrial Group (EIG) specializes in delivering advanced engineering solutions across various sectors, including power generation, environmental compliance, oil & gas, and industrial projects, from new plant design to plant betterment and upgrade services for operating facilities.
R -6B1BI3-Design and Analysis Engineer 3 - 664-Electronic Sys Design & Analy SearchProsR -6B1BI3-Design and Analysis Engineer 3 - 664-Electronic Sys Design & AnalyBerkeley, MO$62–$72 / hourAt client, our Electrical Engineers develop and test electronic and electrical system requirements using analytical and technical skills, translate requirements into system architectures and modify hardware and software designs for Boeing aircraft, unmanned vehicles and much more. Precision Engagement Systems (PES) including Direct Attack weapons (JDAM, SDB, MOP, HAAWC and associated derivatives) and Cruise Missiles (SLAM ER, Harpoon and development weapons).
Roadway Engineer II Parsons Commercial Technology Group Inc.Roadway Engineer IIKcmo, MO$74,800–$130,900 / yearWe take special pride in projects and solutions that improve communities as well as people's quality of life by promoting economic growth, enhancing mobility, and increasing sustainability and resiliency. Assist in and increasingly lead the production and modification of design calculations, technical reports, engineering plans, and specifications for assigned projects.
Electrical Engineer - Substation Design Hanson Professional Services IncElectrical Engineer - Substation DesignSt. Louis, MO$147,000–$175,000 / yearThis senior-level role is ideal for a licensed Professional Engineer with extensive experience in high-voltage substations, including physical layout, protection and control coordination, and interdisciplinary design integration. Hanson Professional Services Inc. is seeking an experienced Electrical Engineer specializing in Substation Design to support power delivery projects for utility, municipal, and industrial clients.
CNC Laser Table Operator, Peds Ezarc SolutionsCNC Laser Table Operator, PedsPleasant Grove, UTFull timeAbility to lift and move at least 50+ pounds and be on your feet most of the day (8-10+ hour shifts)Friendly personality and willing to work as part of a team and be cross trained (If necessary).Proficiency with learning modern CAD/CAM software. Maintain accurate and up-to-date records of all project activities (project lists, task list, deadlines)Work in tandem with the foreman and project manager to help drive project success.