C#.net Software Engineer - Mid-Level Perceptive Recruiting, LLCC#.net Software Engineer - Mid-LevelSt. Louis, MO3-5 years of hands-on experience with relational database technology, preferably Microsoft SQL Server. Perceptive Recruiting, LLC , headquartered in Greenville, SC, has 27+ years of technology recruitment experience.
Hybrid Cloud Platform Software Engineer CACI International Inc.Hybrid Cloud Platform Software EngineerSaint Louis, MO$98,500–$206,800 / yearPay 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. Define and implement a hybrid on-prem/AWS cloud architecture and migrate existing applications to operate seamlessly in on-prem, cloud, and edge environments across multiple classification domains.
Software Engineer MiTek Industries IncSoftware EngineerChesterfield, MO$85,000–$140,000 / yearIn this role, you will work closely with Software Engineering, Product Management, Quality Assurance, Architecture, and Customer-facing teams to deliver scalable, reliable software solutions that streamline operations, solve complex business challenges, and improve the customer experience for some of the nation's leading homebuilders. With nearly 5,600 team members worldwide, MiTek collaborates across the building industry to enable and accelerate transformational breakthroughs in design and construction to transform the way the industry designs, makes, and builds.
Lead Software Engineer (Remote) Delan Associates, IncLead Software Engineer (Remote)O'Fallon, MORemoteIdeal Candidate: A senior-level engineer who combines strong full-stack Java development skills with hands-on experience building Agentic AI frameworks (MCP + LLMs), while also possessing the analytical and design skills needed to support enterprise data platforms and Qlik Sense environments. This role will support the installation, configuration, administration, and enhancement of a Qlik Sense environment while helping develop next-generation Agentic products and data solutions.
Lead Software Engineer Delan Associates, IncLead Software EngineerO'Fallon, MOIdeal Candidate: A senior-level engineer who combines strong full-stack Java development skills with hands-on experience building Agentic AI frameworks (MCP + LLMs), while also possessing the analytical and design skills needed to support enterprise data platforms and Qlik Sense environments. This role will support the installation, configuration, administration, and enhancement of a Qlik Sense environment while helping develop next-generation Agentic products and data solutions.
Staff Software Engineer / Architect Echo IT Solutions, IncStaff Software Engineer / ArchitectSt. Louis, MOThis role is hands on and focused on rewriting and re architecting existing systems using modern Java, Spring Boot, and cloud native patterns on AWS. We are looking for a staff level software engineer / architect to lead the modernization of a largescale, mission critical Java platform.
Software Engineer I Nidec Motor CorporationSoftware Engineer ISt. Louis, MONidec Motor Corporation seeks candidates for a Software Engineer I role to support Nidec Motor Corporation's Climate Technology Heating Ventilation and Air Conditioning group. Pre-approval from the Nidec Talent Acquisition team is required before any external candidate can be submitted and such candidate must be submitted to the Nidec Talent Acquisition team.
Senior Platform Engineer Seaboard CorpSenior Platform EngineerSt Louis, MOA top U.S. pork producer/processor and leading exporter to 30+ countries, we are committed to bringing excellence to the table, seeking a better way to produce wholesome pork and connect every step between our farms and family tables. The Senior Platform Engineer serves as both a technical expert and technical leader, helping develop the capabilities of the Platform Engineering team through mentoring, coaching, knowledge sharing, and leadership.
Senior Electrical Engineer Clayco IncSenior Electrical 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. Demonstrated experience designing medium-voltage (up to 35 kV) and low-voltage distribution systems, including utility coordination, generator plants, switchgear, protective device coordination, and cable ampacity analysis (Neher-McGrath / IEEE 399 / IEEE 835) for high-reliability facilities.
Mid Software Engineer (SFA) IT Concepts IncMid Software Engineer (SFA)Saint Louis, MOAnalyze user needs and develop software solutions, applying principles and techniques of computer science, engineering, and mathematical analysis. Our dynamic community of experts is fully committed to advancing our customers' missions, fostering professional growth, and making a positive impact on our communities.
R -6B1BI3-Design and Analysis Engineer 3 - 664-Electronic Sys Design & Analysis SearchProsR -6B1BI3-Design and Analysis Engineer 3 - 664-Electronic Sys Design & AnalysisHazelwood, MO$60–$70.55 / hourUtilize Model-Based Systems Engineering (MBSE) tools such as DOORS, Cameo, and mathematical modeling and simulation to develop system definitions/architectures and perform trade studies (includes integration with interfacing engineering disciplines model based design tool sets). " 3+ years familiarity with electrical avionics system design including electrical systems and subsystems design, interface cable design between electrical system and platform, electrical hardware/software integration, coordination with vendors for part selection, and general test experience to do hardware/software testing of the system in a lab.
Technical Project Manager / IT Infrastructure Engineer Nebius Group NVTechnical Project Manager / IT Infrastructure EngineerMissouri, MO$122,900–$184,300 / yearpointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]" data-turn-id="request-69e2a372-fb84-8336-9e1a-01cc950eb9db-55" data-turn-id-container="request-69e2a372-fb84-8336-9e1a-01cc950eb9db-55" data-testid="conversation-turn-606" data-scroll-anchor="false" data-turn="assistant">. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure.
Embedded Software Engineer, Electronics Engineering Nidec Motor CorporationEmbedded Software Engineer, Electronics EngineeringSt. Louis, MOOperate with a high degree of autonomy, providing technical leadership, design direction, and mentoring other engineers while partnering closely with power electronics, mechanical, manufacturing, quality, and supplier teams. Establish and lead processes for managing embedded motor control software across development, validation, and production, ensuring controlled changes, consistent configurations, and repeatable software releases.
Senior Electrical Engineer (Controls) MiTek Industries IncSenior Electrical Engineer (Controls)MOAct as a technical lead for project execution artifacts of small to large scale deployments (i.e. cost estimates, schedules, resource needs, risks, forecasts, status, requirements reviews, design reviews, test readiness reviews, verification reviews, etc.). This role designs, tests, improves, and supports robust machinery designed by MiTek for the truss manufacturing industry, helping our customers to improve their production output.
NewStructural Engineer LuxusStructural EngineerSaint Louis, MOKeywords: Structural Engineer, PE License, EIT, Revit, AutoCAD, Structural Analysis, St. Louis Engineering Jobs, ESOP, Building Design, Civil Engineering, AEC Industry, Government Projects, Institutional Design, BIM, Structural Systems. In this role, you will do more than design systems; you will steer the technical evolution of diverse projects—ranging from high-security government facilities to vibrant recreational spaces—ensuring every beam and column meets the highest threshold of innovation and safety.
Senior Database Engineer - Oracle Enterprise HoldingsSenior Database Engineer - OracleSt. Louis, MissouriRemoteFull timeLouis, Enterprise Mobility together with its affiliate Enterprise Fleet Management manages a diverse fleet of 2.4 million vehicles and accounted for nearly $39 billion in revenue through a network of more than 9,500 fully-staffed neighborhood and airport rental locations in more than 90 countries and territories. Enterprise Mobility and its affiliates offer extensive car rental, carsharing, truck rental, fleet management, retail car sales, as well as travel management and other transportation services, to make travel easier and more convenient for customers.
Jr. Systems Engineer 2024-NSE-713 ICESJr. Systems Engineer 2024-NSE-713Saint Louis, MissouriRequired Qualifications: Bachelor’s degree or higher in Systems Engineering or in related technical or scientific fields such as engineering, physics, mathematics, operations research, engineering management, Computer Science, Information Technology, Management Information Systems, or related STEM degree. Assist Mid-Level engineers and the Government in requirements engineering, solutions engineering, scheduling, reliability, resiliency, services development, integration, test and evaluation, maintainability and analysis across the NSG and Federal Agencies.
Data Engineer with Finance Domain Location : St Louis, MO ESRhealthcare and EXEC STAFF RECRUITERSData Engineer with Finance Domain Location : St Louis, MOSt Louis, MissouriFull-stack development experience, including, Databases (Oracle, Netezza, SQL Server), Hands-on experience with Hadoop, Python, Impala, etc, Excellent SQL skills, with experience working with large and complex data sources and capability of comprehending and writing complex queries. Data Engineer with Finance Domain Location: St Louis, MO (Onsite) F2F Interview Need Local to MO Only Job Description: Roles and Responsibilities: Work as a member of support team to resolve issues related to product, should have good troubleshooting skills and good knowledge in support work.
Raytracing Compiler Engineer - Developer and Performance Technology NVIDIA CorpRaytracing Compiler Engineer - Developer and Performance TechnologySt. Louis, MO$184,000–$287,500 / yearWhat youll be doing: Guide the design and implementation of a new LLVM-based backend JIT compiler targeting NVIDIA GPUs. The base salary range is: $184,000 USD - $287,500 USD for Level 4. $224,000 USD - $356,500 USD for Level 5.
Platform Engineer eTeam Inc.Platform EngineerSt. Louis, MOAs part of this group, the Platform Engineer IV designs, builds, and maintains the AWS infrastructure that underpins the IIA Data Lake, agent runtime environments, CI/CD pipelines, and graph database systems, and develops the utilitarian application code, automation, and internal tooling for those systems. · Manage cross-account connectivity, VPC networking, security groups, and IAM roles/policies to enable secure data flow between IIA, upstream data providers, and downstream consumers.
Senior Database Engineer Oracle Enterprise Holdings IncSenior Database Engineer OracleSt. Louis, MORemoteLouis, Enterprise Mobility together with its affiliate Enterprise Fleet Management manages a diverse fleet of 2.4 million vehicles and accounted for nearly $39 billion in revenue through a network of more than 9,500 fully-staffed neighborhood and airport rental locations in more than 90 countries and territories. Enterprise Mobility and its affiliates offer extensive car rental, carsharing, truck rental, fleet management, retail car sales, as well as travel management and other transportation services, to make travel easier and more convenient for customers.
Software Architect Abode Techzone LLCSoftware ArchitectSt. Louis, MOThis role focuses on designing and guiding the implementation of scalable, secure, and modern software architectures. The position involves close collaboration with cross-functional teams to translate business and technical requirements into robust system solutions.
NewCI/CD and Platform Automation Engineer Science Applications International CorpCI/CD and Platform Automation EngineerSt. Louis, MOOur robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. We integrate emerging technology, rapidly and securely, into mission critical operations that modernize and enable critical national imperatives.
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.
Systems Engineer SME Science Applications International CorpSystems Engineer SMEScott Afb, IL$120,001–$160,000 / yearThe USTC Managed Information Technology Services (MITS) contract is intended to provide strategic, technical, and program management guidance and support services to facilitate the operations and modernization of the combatant command's infrastructure, systems, and applications. Providing specific, detailed information for hardware and software selection, cloud service provider selection, implementation techniques, application data migration techniques and tools for the most efficient solution to meet business needs, including present and future capacity requirements.
Project Cost Engineer Clayco IncProject Cost EngineerSt. Louis, MOYou will be responsible for generating and maintaining reports that provide information to different groups, work with the management team to identify variances and risks, and maintain quality control processes to improve project cost procedures and ensure conformity with managements strategy. Review project documents and specifications to accurately identify, develop, and track requests for change orders, owner and subcontractor related baseline estimates, potential risk exposures, while communicating potential impacts to the financial targets, schedule, and overall project management process.
Manufacturing Engineer Critical Fit RecruitingManufacturing EngineerSaint Louis, MissouriWe're looking for a Manufacturing Engineer to apply engineering principles to improve manufacturing efficiency, quality, and safety while supporting the production of critical defense components including electric and stab detonators, CAD/PAD systems, and other energetic assemblies. Bachelor's degree in Manufacturing Engineering, Mechanical Engineering, Industrial Engineering, Chemical Engineering, or related technical field.
NewAutomation 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.
NewManufacturing Engineer - Distribution Center & Wire Plating Eaton CorporationManufacturing Engineer - Distribution Center & Wire PlatingEllisville, MO$86,000–$126,000 / yearThis role partners closely with operations, maintenance, quality, and supply chain to drive process stability, implement continuous improvement initiatives, and support new product or equipment introductions. The Manufacturing Engineer- Distribution Center & Wire Plating is responsible for developing, optimizing, and sustaining manufacturing processes to improve safety, quality, cost, and productivity.
NewSenior Multi-Cloud Engineer Leidos Holdings IncSenior Multi-Cloud EngineerMO$131,300–$237,350 / yearAs a Senior Cloud Engineer you will be required to advise on and develop solutions in multiple cloud environments, including MS-Azure, GCP, AWS, and OCI, that are highly innovative and achieved through research and integration of industry best practices. Build and maintain products and native cloud services focused on application development lifecycle automation across multiple cloud environments including AWS, Azure, GCP, and OCI.
Lead System Engineer - Biomedical WilsonHCGLead System Engineer - BiomedicalSaint Louis, MOBachelor’s degree in Computer Science, Data Engineering, Software Engineering, Biology, Microbiology, Clinical Laboratory Science, Biomedical Engineering, or a related technical or scientific field. Implements infrastructure as code (IaC) solutions using AWS CloudFormation, containerized applications (Docker/Kubernetes), and automated deployment workflows.
Automation Engineer (Field Support) Gray IncAutomation Engineer (Field Support)Chesterfield, MORemoteDeeply rooted in EAC services, Gray serves both domestic and international customers across our core markets: Food & Beverage, Manufacturing, Automotive, Distribution, Mission Critical, and Commercial. Gray is a family-owned, fully integrated global service provider specializing in engineering, design, construction, digital, equipment manufacturing, and real estate services.
Senior Network Engineer Apogee Engineering, LLCSenior Network EngineerScott AFB, IllinoisFull timeOverview: Apogee has an exciting new opportunity for a Senior Network Engineer to provide support for the Executive Airlift Communications Network (EACN) support task order, which provides Command, Control, Communications (C3) services for multiple critical U.S. Government missions via multiple Air to Global Information Grid (GIG) Gateways (A2G2’s) supported by a Systems Integration Lab (SIL). Responsibilities: Provide Network Tier 3 support to Senior Leader Command, Control, Communications Systems-Airborne (SLC3S-A) Operations, Mobility Air Forces (MAF) Operations, Air Force Global Strike Command’s (AFGSC) E-4B aircraft, also known as the National Airborne Operations Center (NAOC), and U.S. Navy E-6B Mercury aircraft.
IT Infrastructure Engineer - RMA & Hardware Diagnostics Nebius Group NVIT Infrastructure Engineer - RMA & Hardware DiagnosticsMissouri, MOYou will be responsible for deep diagnostics across enterprise server platforms, performing structured root cause analysis, validating failed components, and managing end-to-end warranty replacement processes with OEM vendors. You will work on-site in one of our data centers, collaborating closely with L1/L2 technicians, infrastructure engineers, and vendors to reduce repeat failures and improve overall hardware quality across the fleet.
NewSenior Test Automation Engineer Enterprise HoldingsSenior Test Automation EngineerSt. Louis, MissouriRemoteFull timeYou will assess and evaluate testing requirements, design and execute test plans and test cases, document and track defects, analyze test results, help identify root causes, and coordinate re-testing efforts to ensure successful resolution of issues. Louis, Enterprise Mobility together with its affiliate Enterprise Fleet Management manages a diverse fleet of 2.4 million vehicles and accounted for nearly $39 billion in revenue through a network of more than 9,500 fully-staffed neighborhood and airport rental locations in more than 90 countries and territories.
NewSenior Construction Engineer, Energy Storage (Remote) SOLV Energy LLCSenior Construction Engineer, Energy Storage (Remote)MO$90,924–$113,655 / yearThe Senior Engineer, Construction - BESS functions as a technical authority for high-risk BESS scopes, EOR and vendor coordination, system integration, fire protection coordination, commissioning support, and complex site or warranty issues while maintaining an individual contributor track with mentorship responsibilities. In addition, candidate introductions or resumes can only be submitted to our internal talent acquisition recruiting team if a signed vendor agreement is already on file and the third-party recruiter or agency has received formal instructions from our internal talent acquisition team to submit candidates for a particular job posting.
Business Process Engineer CACI International IncBusiness Process EngineerOfallon, IL$68,400–$143,700 / yearQualifications: Required: Bachelor's Degree in Transportation & Logistics, Mathematics, Statistics, Business, Law, Computer Science, Engineering, Physical/Applied Sciences or management discipline such as Business Administration, Accounting, Finance, Economics or Management Information Technology. 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 Electrical Power Engineer Guarantee Electrical Co IncField Electrical Power EngineerSt. Louis, MOThe Field Electrical Power Engineer will be responsible for project oversight of all aspects of electrical power systems including one-line drawings, NEC code compliance, power scheme control drawings, short circuit coordination drawings, arc flash studies and labeling, circuit breakers, switchgear, medium voltage systems, relays, grounding systems, overcurrent protection, transformer differential protection, and power system communication. Knowledge of data center electrical infrastructure including Uninterruptible Power Supplies (UPS), Static Transfer Switches (STS), Automatic Transfer Switches (ATS), Power Distribution Units (PDU), batteries, metering systems, and distribution power systems.
Geotechnical Engineer Hanson Professional ServicesGeotechnical EngineerSaint Louis, MO$85,000–$120,000 / yearThe successful candidate will apply geotechnical engineering principles to support planning, design, and construction efforts across multiple markets. Resumes are only accepted from recruiters and agency/staffing firms if a signed agreement is in place at the inception of the recruiting effort and authorized for a specified position.
Experienced Refrigeration Engineer Mead & Hunt IncExperienced Refrigeration EngineerSt. Louis, MO$100,000–$150,000 / yearIf you have strong communication and organizational skills, are self-motivated, and can work well both independently and as part of a team, we can help you grow your career by working with industry experts on exciting projects. Physical Requirements: The employee is occasionally required to stand; walk; use hands to finger, handle, or feel objects, tools, or controls; reach with hands and arms; and stoop, kneel, crouch, or crawl.
Aviation Electrical Engineer RS&HAviation Electrical EngineerSt. Louis, MOYou will lead designs and produce drawings for runway and taxiway lighting systems, NAVAIDs, and aviation infrastructure, develop calculations, specifications, engineering reports, and construction cost estimates, attend client meetings and site visits, and perform construction administration. You will have the opportunity to lead, develop, and deliver designs of varying sizes and complexity in our local and virtual team environment as well as engage in client relationship building and assist with winning the next big project all within an established infrastructure/aviation team.
BESS Engineer II (Remote) SOLV Energy LLCBESS Engineer II (Remote)MORemote$90,000–$112,506 / yearIn addition, candidate introductions or resumes can only be submitted to our internal talent acquisition recruiting team if a signed vendor agreement is already on file and the third-party recruiter or agency has received formal instructions from our internal talent acquisition team to submit candidates for a particular job posting. SOLV Energy is a leading provider of infrastructure services to the power industry, designing, building and maintaining utility scale solar, battery storage and high voltage substation projects nationwide.
NewImplementations Network Engineer III (Secret) Federal Staffing Solutions Inc.Implementations Network Engineer III (Secret)Scott Air Force Base, ILConduct network performance optimization using DISN provided tools to assist in the planning and design of multi-technology, multi-vendor networks, provide baseline analysis, cost-effective network change planning, and survivability testing. Knowledge of data and voice network design carried over various transmissions systems, router to router connections using military and commercial protocols such as BGP and ISIS, switch-to-switch trunking to include VLANS, and circuit configurations through multiplexers.
SATCOM Engineer III CACI International IncSATCOM Engineer IIISt. Louis, MO$75,200–$158,100 / yearTeam CACI has an exciting and challenging opportunity available for a Network Engineer supporting an Intelligence Community customer's wide-area (WAN), local-area (LAN) and campus-area (CAN) networks across multiple security domains. 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.
Mechanical Engineer MiTek Industries IncMechanical EngineerMOWith nearly 5,600 team members worldwide, MiTek collaborates across the building industry to enable and accelerate transformational breakthroughs in design and construction to transform the way the industry designs, makes, and builds. Today, MiTek delivers software, services, engineered products, and automated solutions that enable the building industry to improve efficiencies by optimizing the balance between off-site and on-site.
Patent Engineer Copeland Controls SrlPatent EngineerSt. Louis, MOBest-in-class engineering, design and manufacturing combined with category-leading brands in compression, controls, software and monitoring solutions result in next-generation climate technology that is built for the needs of the world ahead. Through groundbreaking innovations, HVACR technology and cold chain solutions, we are reducing carbon emissions and improving energy efficiency in spaces of all sizes, from residential to commercial to industrial.
Water/Wastewater Engineer (Municipal Projects) Hanson Professional ServicesWater/Wastewater Engineer (Municipal Projects)Saint Louis, Missouri$100,000–$140,000 / yearAs a Water/Wastewater Engineer, you’ll be at the forefront of designing cutting-edge water and wastewater systems, playing a critical role in both the success of our clients and the communities they serve. Lead the Charge in Design: Design innovative water distribution, wastewater collection systems, treatment units, and pump stations for both municipal and industrial clients.
Product Development Engineer National Cart Co IncProduct Development EngineerSt Charles, MOPaid Holidays: Celebrate and unwind with 7 paid holidays-New Year's Day, Memorial Day, July 4th, Labor Day, Thanksgiving, Christmas Eve, and Christmas Day-plus a closed day after Thanksgiving to spend quality time with loved ones. As an essential business, we manufacture industrial metal products used by Fortune 500 companies-think grocery stocking carts, distribution center carts, and cart corrals.
Network Engineer Apogee Engineering, LLCNetwork EngineerScott AFB, IllinoisFull timeOverview: Apogee has an exciting new opportunity for a Network Engineer to provide support for the Executive Airlift Communications Network (EACN) support task order, which provides Command, Control, Communications (C3) services for multiple critical U.S. Government missions via multiple Air to Global Information Grid (GIG) Gateways (A2G2’s) supported by a Systems Integration Lab (SIL). Responsibilities: Provide Network Tier 1 support to Senior Leader Command, Control, Communications Systems-Airborne (SLC3S-A) Operations, Mobility Air Forces (MAF) Operations, Air Force Global Strike Command’s (AFGSC) E-4B aircraft, also known as the National Airborne Operations Center (NAOC), and U.S. Navy E-6B Mercury aircraft.
NewProject Engineer LS Power Development, LLCProject 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. The Project Engineer will help LS Power evaluate and pursue opportunities to grow its transmission business by developing project concepts, performing engineering analyses and design, and supporting competitive proposals and other development initiatives.