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.
Lead Mechanical Engineer BiofireLead Mechanical EngineerHazelwood, MO$120,000–$175,000 / yearIn addition, bioMérieux offers a competitive Total Rewards package that may include: · A choice of medical (including prescription), dental, and vision plans providing nationwide coverage and telemedicine options · Company-Provided Life and Accidental Death Insurance · Short and Long-Term Disability Insurance · Retirement Plan including a generous non-discretionary employer contribution and employer match. Design, model, create drawings, and release mechanical components using CAD/PDM tools (SolidWorks) including application of GD&T (in accordance with ASME Y14.5) and tolerance analysis to ensure robust performance, and adequate interfaces with other components/instruments.
Security Engineer- Enterprise Platforms Dot Foods, Inc.Security Engineer- Enterprise PlatformsChesterfield, MOPart timeFamiliarity with data loss prevention, data security posture management, cloud access security, secure web gateways, zero-trust access, vulnerability management, asset discovery, or digital-risk monitoring. You’ll support the configuration, integration, tuning, health, and effectiveness of controls across email, web, SaaS, network, browser, data, vulnerability, asset visibility, and external-threat security capabilities.
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.
Mechatronics 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.
NewSecurity Engineer IV – API/Cloud Security Edward Jones InvestmentsSecurity Engineer IV – API/Cloud SecuritySt. Louis, MOHands on experience with the security aspects of critical technologies (e.g., Linux, UNIX, Proofpoint, Windows, Web, LDAP, DBMS, Network, Firewalls, IDS/IPS, Data Loss Prevention (DLP), API Security, DNS, Vulnerability Assessment Tools). • Understand infrastructure architecture – networks, security tools, operating systems and provides input to leaders about the impact of these components.
Sr. Project Manager/Engineer (Engineering & Construction) WESCOSr. Project Manager/Engineer (Engineering & Construction)St. Louis, MOAs a Senior Project Manager/Engineer (Engineering & Construction) you will manage large-scale data center expansion projects by overseeing design, budgeting, scheduling, and contractor coordination to ensure timely, high-quality, and cost-effective delivery. + Project Engineering/Management responsibilities: + Manage the performance of construction administration services during major repair and replacement/upgrade of building electrical/mechanical systems and other related systems/components.
NewMechatronics Engineer Wunderlich-Malec Engineering, IncMechatronics EngineerChesterfield, MOWorking 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.
NewCivil and Structural Engineer Intellectt INCCivil and Structural EngineerLake St Louis, MOSeeking an experienced Civil & Structural Engineer with 8 10 years of experience in the analysis, design, and detailing of industrial structures, preferably within CPG/manufacturing environments. Bachelor's or Master's degree in Civil Engineering, Structural Engineering, or a closely related discipline .
Test Engineer HitachiTest EngineerEarth City, MissouriYou will work across engineering, field service, and technical support functions to review test results, provide guidance on transformer oil testing, support field crews across U.S. time zones, and develop test scopes for proposal activities. As a Test Engineer supporting our Service Business, you will receive and evaluate transformer oil and electrical test data, compile technical reports, and support testing activities for power system assets.
NewSenior Systems & Network Engineer Forward Slash TechnologySenior Systems & Network EngineerSaint Louis, MOPositions that access criminal justice or regulated client environments may require U.S. citizenship, a valid driver's license, an acceptable driving record, MSHP/federal fingerprint-based background screening, and CJIS training/certification as applicable to the assignment. Lead assigned technical project work packages and support discovery, estimates, design validation, implementation, acceptance testing, handoff, and post-implementation review under Project and Technical Services governance.
Senior Project Engineer, Steel Procurement ClaycoSenior Project Engineer, Steel ProcurementSt. 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 Project Engineer – Steel Procurement is an advanced, on-site leadership role responsible for overseeing and executing steel procurement logistics, delivery coordination, and material verification across complex or large-scale projects.
Senior Site Reliability Engineer, Performance Engineering MasterCardSenior Site Reliability Engineer, Performance EngineeringO'fallon, MO$96,000–$163,000 / yearAll activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and. Partner with site reliability engineers and performance engineers to test and tune ABU services before production release through automated test suites, system design consulting, bottleneck analysis, chaos testing, capacity planning, and launch reviews.
Cloud Software Engineer III Envision, LLCCloud Software Engineer IIISt. Louis, MOJob Description: Infrastructure & NetworkingDesign secure, scalable AWS environments using Multi-Account architectures. Required Technical SkillsCloud Platform: Advanced expertise in Amazon Web Services (AWS).
Electrical Power Engineer HDR, Inc.Electrical Power EngineerSaint Louis, MOThe 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. The ideal candidate will have specific experience in power generation and distribution, renewable energy, protection and motor control design, power system studies, construction and equipment specification development, and balance of plant designs such as raceway, lighting, and grounding systems.
Senior Power Electrical Engineer HDR, Inc.Senior Power Electrical EngineerSaint Louis, MOIn addition, the candidate will be expected to mentor young engineers, support in managing client relationships, and lead marketing activities including proposal technical writing, fee builds, and work breakdown structure development in response to requests for proposals. The Senior Electrical Power Engineer candidate should have experience within the utility scale power and renewable energy industry and be capable of leading teams for power generation design projects including supporting in a traditional Owner's Engineering role.
Senior Mechanical Power Engineer HDR, Inc.Senior Mechanical Power EngineerSaint Louis, MOOur eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. The typical deliverables developed by this individual and/or their team include construction drawings, bid specifications, pipe stress analyses, mechanical equipment sizing calculations, technical memos, bid evaluations, code reviews, feasibility studies, reports, and cost estimates.
Product Security Engineer 3 LancesoftProduct Security Engineer 3Maryland Heights, MOPreferred Qualifications (Desired Skills/Experience): •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 and 5+ years of related work experience OR Bachelor’s Degree and 9+ years of directly related work experience OR 13+ years of related, relevant experience. The successful candidate for the role of Mid-Tier Product Security Engineer will play a crucial role in supporting the development, deployment, and maintenance of computing and information security requirements for the Tomahawk program, while adhering to strict government regulations.
Cloud Engineer - AWS (Top Secret Clearance Required) North Point TechnologyCloud Engineer - AWS (Top Secret Clearance Required)St. Louis, MOThis position involves collaborating with teams to design and implement AWS system architectures, including the operational status and security of government systems (ATO), reviewing and providing input to system requirements, and incorporating industry best practices and lessons learned into future design iterations. The engineer works with team members to move data to the appropriate data stores and monitors dashboard metrics including cost, computational utilization, and other emerging business needs.
NewMaterials Manufacturing Engineer The Gund CompanyMaterials Manufacturing EngineerOlivette, MOAs a Materials Manufacturing Engineer, you'll partner with engineering, operations, quality, and plant teams to support high-impact materials and process development projects from concept through implementation. As a Materials Manufacturing Engineer at The Gund Company, you'll help develop materials, improve manufacturing processes, and support technical projects that strengthen our operations across multiple facilities.