2mo
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Lead System Engineer
Hazelwood, Missouri, United States
$150k-$205k/yr OnsiteFull Time
10+ YOELead system engineer with 10+ years in complex hardware/software/biomedical systems; FDA regulatory experience; bachelor’s in engineering or science.
2mo
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Lead Mechanical Engineer
Hazelwood, Missouri, United States
$120k-$175k/yr OnsiteFull Time
7+ YOELead mechanical engineer with 7+ years in complex hardware, software, biology, materials, or chemistry systems; hands-on design and cross-functional collaboration.
SolidWorks, GD&T, ASME Y14.5, PDM
1mo
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Lead Project Engineer
St. Louis, Missouri, United States
HybridFull Time
5+ YOE5+ years engineering/technical/project execution experience; BS in Engineering; knowledge of boiler/steel construction codes; ability to review specifications; strong communication; travel up to 20%; capable of leading and coordinating resources.
SQL, VBA, Contract Specifications, Engineering Drawings
2mo
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Lead Mechanical Engineer -- Energy & Industrial Group
Clayton, Missouri, United States
$117k-$180k/yr HybridFull Time
7+ YOE3+ MgmtLead mechanical engineer with 7+ years in design of mechanical systems for heavy industrial plants; requires BS in Mechanical Engineering, ABET-accredited; MS preferred; strong leadership and design coordination; PE license preferred.
P&ID, system design, Calculations, Excel, Python, MATLAB, likeliest design software
2mo
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Lead Mechanical Engineer
Clayton, Missouri, United States
OnsiteFull Time
7+ YOE3+ Mgmt7–10 years in mining/mineral processing; 3+ years in management; PE license or ability to obtain within 1 year; PMP a plus; Bachelor's in mechanical engineering; Master’s preferred; strong leadership and project management.
2mo
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Supportable Low Observable (SLO) Lead Engineer
Berkeley, Missouri, United States
$137k-$185k/yr OnsiteFull Time
9+ YOEBachelor's degree in engineering or related field; 9+ years LO engineering experience; active Top Secret clearance; ability to obtain program access (U.S. only).
2mo
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Lead Project Engineer - Traffic Engineering
Dallas or El Paso or Fort Worth or Jefferson City or Jerseyville or Lawrence or Manhattan or Overland Park or Rolla or San Antonio or St. Louis or Dallas
OnsiteFull Time
8+ YOEEight+ years transportation engineering experience; PE licensure; proficiency with Microstation/Visum/AutoCAD/Civil 3D; travel required.
Microstation, Visum, AutoCAD, Civil 3D, Geopak, InRoads, Synchro, Deltek Vision
1mo
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Lead Conveyance Engineer-MW Region
Chicago or Minneapolis or Indianapolis or Saint Louis or Detroit or Louisville
HybridFull Time
7+ YOEBachelor's in Civil or Environmental Engineering; 7-10 years water resources experience; PE license; design experience in water/wastewater systems; proficiency in relevant software; strong client service and leadership skills.
Civil 3D, WaterCAD, SewerCad, OpenRoads Designer, Bentley HAMMER, InfoWater, InfoSewer
2mo
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Lead Software Engineer–Developer
Berkeley, Missouri, United States
$161k-$217k/yr OnsiteFull Time
5+ YOELead software engineering role requiring Top Secret clearance, 5+ years Java/C++, 1+ year MATLAB, and project leadership.
Java, C++, MATLAB, Git, GitLab, CMake, Linux, Windows
1mo
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Lead Substation Engineer 2 - Grid
Clayton, Missouri, United States
$135k-$206k/yr HybridFull Time
12+ YOEBachelor degree in engineering; 12+ years substation design experience at 138 kV+; PE license; strong writing and coordination skills; experience with relay calculations and protective relay equipment; proficient with relevant software; strong communication.
SKM, ETAP, ASPEN, CDEGS, vendor software, MS Office
1mo
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Lead AI Engineer
O'Fallon, Missouri, United States
$140k-$231k/yr OnsiteFull Time
Lead AI Engineer with production AI/ML experience, strong Python, REST APIs, CI/CD, and cloud platforms (AWS, Databricks, Azure); leadership and mentoring.
Power Platform, Copilot Studio, AWS, Databricks, Python, RESTful APIs
1mo
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ADMS Engineer (ADMS, Senior, Lead)
St. Louis, Missouri, United States
$84k-$204k/yr HybridFull Time
5+ YOEBachelor’s degree in engineering, mathematics, or computer science; 5+ years experience required for Senior, 7+ for Lead; ADMS/SCADA experience preferred.
ADMS, SCADA, Outage Management, Distribution Management, GIS, Oracle, SQL Server, Cassandra, Mulesoft, Splunk, Dynatrace, Esri
5d
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Lead Infrastructure Engineer - Middleware Solutioning
Saint Louis or Charlotte
OnsiteFull Time
5+ YOE5+ years in infrastructure engineering and solutions across compute, storage, networking, cloud, security, and middleware; experience leading cross-team technical initiatives and delivering hands-on infrastructure solutions.
Kafka, MQ, API gateways, AI
2mo
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Lead Design Engineer (Electrical) (63884)
Ellisville, Missouri, United States
$97k-$143k/yr HybridFull Time
3+ YOEBachelor’s degree in a technical discipline; minimum 3 years electrical product development experience; no immigration sponsorship.
SolidWorks, PTC Creo, 3D CAD
3d
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Lead, Project Delivery Engineer
Belleville, Illinois, United States
OnsiteFull Time
8+ YOEPE required; 8+ years engineering/project delivery experience; bachelor’s degree in engineering (advanced degree preferred); valid driver’s license; experience with design, construction, contract management, and regulatory compliance.
1mo
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Lead Hardware Test Engineer
Bridgeton, Missouri, United States
OnsiteFull Time
5+ YOE5+ MgmtBachelor's in mechanical/automotive field, 5+ years testing and 5+ years leading technical teams, experience with embedded systems and test instruments, test plan creation, strong analytical and communication skills.
multimeters, DAQ systems, signal generators
2mo
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Lead Software Engineer (.Net)
Saint Louis, Missouri, United States
$112k-$141k/yr HybridMultiple Commitments Available
5+ YOE5+ years in software development; 1–2 years in technical leadership; strong .NET Core/C#, Azure, NoSQL/Relational DB, CI/CD, REST APIs; able to mentor and lead architecture efforts.
.NET Core, C#, Microsoft Azure, Cosmos DB, MongoDB, Docker, Kubernetes, React, Angular, Vue.js
1mo
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Lead Test Engineer
Scott Air Force Base or O'Fallon or United States
$105k-$231k/yr OnsiteFull Time
8+ YOE3+ MgmtUS citizen with Secret clearance (or ability to obtain), Bachelor's in CS/IT, 8+ years software testing (≥3 years leadership), SAP (preferably TM) experience, SAFE Agile experience, and test automation experience.
SAP Transportation Management (TM), SAP, SAFE Agile
1mo
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Lead Test Engineer
Scott Air Force Base or O'Fallon or United States
$105k-$231k/yr OnsiteFull Time
8+ YOE3+ MgmtUS citizen with Secret clearance (or ability to obtain); Bachelor's in CS/IT; 8+ years software testing with 3+ years leadership; experience with SAP (TM), SAFe Agile, test automation; strong analytical and communication skills.
SAP Transportation Management (TM), SAFe Agile
3w
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Lead Operating Engineer
St. Louis, Missouri, United States
$30-$35/hr OnsiteFull Time
5+ YOE5+ years trade experience in commercial building mechanical/electrical/plumbing systems; HS diploma or GED; trade licenses/permits as required; EPA 608 universal certification; valid driver\u000fs license; ability to lift 50 lbs; basic Outlook/Excel/Word skills.
Microsoft Outlook, Microsoft Excel, Microsoft Word
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