Substation Engineer 3 - Grid Sargent & LundySubstation Engineer 3 - GridClayton, Missouri$74,353–$113,595 / yearFull timeAI & Automation at Sargent & Lundy: In this role, we expect people to be willing or able to solve problems using modern tools: You are expected to take engineering problems from issue to solution using data and modern tools such as automation and AI to improve workflows, reduce rework, and deliver cost-effective designs. Many engineers in these roles build or use automation to create calculations, summarize technical documents, or draft design documentation, including appropriate use of agentic AI tools, with strong engineering judgment and verification of results.
Senior Instrumentation & Controls Engineer Sargent & LundySenior Instrumentation & Controls EngineerClayton, Missouri$84,762–$129,498 / yearFull timeAI & 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. About This Business Unit: 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.
66R-Assembly and Installation Apollo Professional Solutions66R-Assembly and InstallationBerkeley, MOManufacturing Engineering performs Design for Manufacturing and Assembly (DFMA) analysis and develops an integrated build plan consisting of work instructions for assembly/fabrication, kitting, tooling, inspection requirements, and other outputs to ensure fabrication meets design, test, and program requirements. As part of this team, you will have the opportunity to work on the latest military weapons and aircraft programs, such as: T-7A Redhawk, MQ-25A Stingray, various Phantom Works programs, various Boeing Weapons programs, and our legacy programs like F-15 and F/A-18 into the future.
Mechanical Engineer II ServiceSourceMechanical Engineer IISt Louis, MOThis 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. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information.
Senior Facilities & Construction Engineer AmerenSenior Facilities & Construction EngineerSaint Louis, MissouriAmeren Services includes a wide range of skill sets and roles, from finance and legal experts to digital and cyber specialists, plus those charged with ensuring environmental compliance and operational safety. We take into consideration a variety of factors including, but not limited to, skills, abilities, experience, education, credentials, and internal equity when determining the base salary offered.
Design & Analysis Engineer 3 The Structures CompanyDesign & Analysis Engineer 3Hazelwood, MO3+ years of familiarity with electrical avionics system design including electrical systems and subsystems design, interface cable design, hardware or software integration, and general test experience. Bachelor of Science degree in engineering, engineering technology (includes manufacturing engineering technology), chemistry, physics, mathematics, data science, or computer science.
Cyber Security Engineer - NSS Tools CACICyber Security Engineer - NSS ToolsSaint Louis, Missouri7+ years of related experience in SEIM, network operations, network engineering, leading technology teams, leading operation cybersecurity teams, or a combination thereof. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Field Application Engineer - Temporary - Part Time - St Louis, MO FieldAIField Application Engineer - Temporary - Part Time - St Louis, MOSt. Louis, Missouri$20–$25 / hour20 - $25 an hour About the Job We are looking for a proactive and tech-savvy Field Application Engineer to support the deployment, testing, and client-facing operations of our cutting-edge robotic systems—including drones, quadrupeds, and humanoid robots . We go beyond typical data-driven approaches or pure transformer-based architectures, and are charting a new course, with already-globally-deployed solutions delivering real-world results and rapidly improving models through real-field applications.
Automation Controls Engineer AFB InternationalAutomation Controls EngineerO'Fallon, MissouriAs part of Ensign-Bickford Industries, Inc. (EBI) , a privately-owned high-technology conglomerate, AFB International operates across multiple global locations, including the United States (global headquarters), Europe, Latin America, Mexico, Australia, and China. Our specialized palatants improve the flavor and nutritional value of pet foods, treats, and supplements, ensuring pets receive the essential nutrients they need.
NewEngineer Operational Technology Peabody EnergyEngineer Operational TechnologySaint Louis, MO$67,000–$82,000 / yearPeople are at the core of Peabody's 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.
NewCo-Op Application Engineer Eaton CorporationCo-Op Application EngineerEllisville, MOAbout Eaton: As a power management company with 2025 sales of $27.4 billion, Eaton provides energy-efficient solutions that help our customers effectively manage electrical, hydraulic, and mechanical power more efficiently, safely and sustainably. After making a conditional offer and running a background check, if Eaton is concerned about conviction that is directly related to the job, you will be given the chance to explain the circumstances surrounding the conviction, provide mitigating evidence, or challenge the accuracy of the background report.
MP&P Engineer 2 The Structures Company, LLCMP&P Engineer 2Berkeley, MOAs trusted partners to major aerospace OEMs and Tier 1 suppliers, we connect professionals with opportunities to grow and excel in the aviation and aerospace industries. Knowledge of basic electronic components (resistors, capacitors, diodes, inductors, transformers, connectors, ICs) and researching alternates.
Transmission Line Engineer LS Power Development, LLCTransmission Line EngineerChesterfield, MissouriFull timeLS Power actively invests in and scales businesses that are meeting the growing needs of the energy expansion, including electric vehicle charging, demand response, microgrids, renewable fuels and waste-to-energy platforms. Founded in 1990, LS Power is a premier development, investment, and operating company focused on the North American power and energy infrastructure sector, with leading platforms across generation, transmission and energy expansion solutions.
Systems Integration Testing Engineer PeratonSystems Integration Testing EngineerSt Louis, Missouri$112,000–$179,000 / yearFull timeQualifications: Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan. They will work with a team of image scientists, image analysts, photogrammetrists, and statisticians to perform specific tasks, track issues, and clearly communicate status and results to multiple stakeholders.
Chiller Design Engineer BelcanChiller Design EngineerHigh Ridge, MOIndustry Experience Preferred: HVAC manufacturers (like LG Electronics or Johnson Controls or Trane or Carrier or Daikin), engineering firms (like Drake Chillers or NY Engineers), or within the facilities management departments of large organizations. Design Engineer: With a focus on HVAC, designs, develops, and implements chilled water systems for Commercial/Industrial applications or Navy fleet, requiring expertise in refrigeration, hydronics, and mechanical engineering.
Engineer III Astec IndustriesEngineer 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.
NewComputer Science Co-Op Hunter Engineering CompanyComputer Science Co-OpBridgeton, MOAs a family-owned , American-made company, Hunter is the global leader in automotive service equipment, with our products used in over 130 countries by top vehicle manufacturers, tire companies, and service centers. Execute test plans under the direction of a project engineer, format the results in a useable and effective manner, and analyze the results against stated objectives.
Manufacturing Engineer 3 The Structures Company, LLCManufacturing Engineer 3Berkeley, MOEducation/experience typically acquired through advanced technical education from an accredited course of study in engineering, computer science, mathematics, physics or chemistry (e.g. 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.
Principal Engineer The H-J Family of CompaniesPrincipal EngineerHigh Ridge, MissouriThis position is a key leadership role responsible for guiding a talented team of engineers in developing innovative products, improving existing designs, and driving process efficiency across the organization. Our team members are passionate about creating reliable solutions for our customers worldwide while upholding our values of integrity, teamwork, and continuous improvement .
NewAutomation Engineer III Salas O'Brien, Inc.Automation Engineer IIIChesterfield, MO$50,000–$100,000 / yearPart timeDue 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.