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153 operating engineer jobs at 104 companies in Saint Peters, MO

1mo
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Operating Engineer
O'Fallon, Missouri, United States
$31-$36/hr OnsiteFull Time
Cushman & Wakefield
Cushman & WakefieldNYSE: CWK: Global commercial real estate and property services firm.
Operate and maintain mechanical, electrical and plumbing systems; perform preventive and corrective maintenance; comply with safety and codes; possess trade licensure as required.
Microsoft Outlook, Microsoft Excel, Microsoft Word
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1mo
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Lead Operating Engineer
Scott AFB, Illinois, United States
$42/hr OnsiteFull Time
J&J Worldwide Services
J&J Worldwide ServicesNYSE: CBRE: Provides facilities maintenance and engineering services to federal agencies.
1+ YOEHigh school diploma, 1+ year leading technicians in 24/7 operations, licensed Stationary Engineer Class I or journeyman-level trade certification (or equivalent), able to perform PM/CM tasks and ensure regulatory compliance.
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1w
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Operating Engineer - Event Facility
O'Fallon, Missouri, United States
OnsiteFull Time
JLL
JLLNYSE: JLL: Global commercial real estate and investment management services.
3+ YOE3–5 years commercial building operations experience with hands-on HVAC, controls, and facility systems; high school/GED; valid driver’s license; ability to perform mechanical troubleshooting and customer-facing support.
Computerized Maintenance Management Systems (CMMS), Building Automation System (BAS)
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1mo
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Project Engineer
Sauget, Illinois, United States
$77k-$96k/yr OnsiteFull Time
Veolia
VeoliaEuronext Paris: VIE: Provides water, waste, and energy management services globally.
3+ YOEBachelor's in Mechanical/Electrical Engineering, 3+ years technical energy project experience, operational HVAC/utility systems knowledge, PMP/DGCP/CEM/PE preferred, strong Microsoft and modeling software skills.
Google Office, Microsoft Office, Microsoft Excel, Microsoft Project, Microsoft Visio, GateCycle, Thermoflow
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1w
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Operations Engineer III
St. Louis, Missouri, United States
$83k-$114k/yr OnsiteFull Time
Gulfstream Aerospace
Gulfstream Aerospace: Designs and manufactures long-range business jet aircraft
4+ YOEBachelor's in engineering or equivalent, 4 years manufacturing/design engineering experience, Lean/Six Sigma knowledge, CAD and manufacturing tooling experience, strong communication and problem-solving skills.
SolidWorks, CATIA V5, AutoCAD, CADAM, Solumina, SAP, Corridor
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6d
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Senior Systems Engineer
Hazelwood, Missouri, United States
$137k-$185k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
5+ YOEBachelor's degree in a related technical field, 5+ years of engineering experience, and active U.S. Secret clearance required. Systems analysis, operations analysis, modeling, and multidisciplinary defense program experience preferred.
Microsoft Access, Microsoft Excel, Visual Basic for Applications (VBA), Atlas
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2mo
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Senior Controls Engineer
Westborough or Chesterfield
$120k-$180k/yr HybridFull Time
LG Energy Solution Michigan
LG Energy Solution Michigan: Manufactures lithium-ion batteries for electric vehicles and energy storage.
3+ YOEMaster's or PhD in Electrical Engineering required; 3+ years dynamic system modeling experience with MATLAB, PSCAD, or PSS/E; knowledge of inverter operation and control; proficiency in C/C++ and Linux; strong communication and documentation skills.
MATLAB, PSCAD, PSS/E, C/C++, Linux, Git
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1d
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Engineer (Gas Operations Engineering)
Maryville or Alton
$71k-$172k/yr OnsiteFull Time
Ameren
AmerenNYSE: AEE: Generates and distributes electric and natural gas utility services.
Bachelor's degree in engineering required; civil or mechanical preferred. Requires problem-solving, analytical, communication, mapping, drafting, advanced computer, teamwork, and independent-work skills.
AutoCAD, WinFlow, Maximo
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2w
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Solar Performance Engineer
St. Louis, Missouri, United States
OnsiteFull Time
Birch Creek Energy
Birch Creek Energy: Develops and operates utility-scale solar and energy storage projects.
5+ YOEBachelor's in engineering, 5+ years utility-scale solar asset/operations experience, PV system and monitoring platform expertise, O&M contract experience, strong data analysis and reporting skills.
PowerFactors, AlsoEnergy, Python, SQL, Microsoft Excel, Power BI, SCADA, DAS
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Operational Technology MES Engineer
St. Louis, Missouri, United States
OnsiteFull Time
Thermo Fisher Scientific
Thermo Fisher ScientificNYSE: TMO: Sells equipment and chemicals for scientific research and healthcare.
3+ YOEAdvanced degree +3 yrs or Bachelor's +5 yrs in engineering; knowledge of GMP/ISO, process validation, PLCs, CAD, Lean Six Sigma, project management; ability to travel 10% and work in cleanrooms.
PLCs, CAD, Microsoft Office, manufacturing control systems
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3d
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Data & AI Platform Engineer
San Ramon or Salt Lake City or Philadelphia or Chicago or Pasadena or Bellevue or Irvine or Duluth or Los Angeles or Boca Raton or Brunswick or Atlanta or Boise or El Segundo or Denver or Dallas or New York City or Los Angeles or Garden City or Nashville or St. Louis or Woodland Hills or San Jose or San Francisco or Austin
$105k-$143k/yr OnsiteFull Time
Armanino
Armanino: Provides accounting, tax, and consulting services to diverse organizations.
2+ YOERequires 2+ years in data, platform, analytics engineering, or cloud operations; 1+ year accounting experience; cloud data, BI, CI/CD, scripting, SQL, governance, and AI/ML familiarity.
Microsoft Fabric, Snowflake, Databricks, Power BI, Tableau, Git, Python, PowerShell, SQL, Azure Key Vault, Azure OpenAI, AI Search
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1d
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Senior Platform Engineer
St. Louis, Missouri, United States
OnsiteFull Time
London Stock Exchange Group
London Stock Exchange GroupLondon Stock Exchange: LSEG: Provides financial market infrastructure and global data analytics services.
Experience operating Kubernetes platforms, Terraform infrastructure as code, SRE practices, observability, Go automation, Linux systems, CI/CD, Git workflows, troubleshooting, and cross-team collaboration.
Kubernetes, Terraform, Go, Linux, CI/CD, Git
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Senior Mission Software Engineer, Public Sector
Austin or Honolulu or St. Louis or Washington
$186k-$279k/yr HybridFull Time
Scale AI
Scale AI: Provides data and infrastructure for training artificial intelligence models.
5+ YOE5+ years software engineering experience; strong Python and TypeScript; cloud (AWS/Azure/GCP), containers, Linux; active TS/SCI clearance; ability to operate in customer-facing, forward-deployed government environments.
Python, TypeScript, AWS, Azure, GCP, Node, React, Kubernetes, Docker, Terraform, Linux
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Senior Digital Engineering (DE) Process Engineer
Hazelwood, Missouri, United States
$150k-$202k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
14+ YOEBachelor's degree or equivalent, 14+ years related experience, experience supporting engineering/manufacturing operations, Teamcenter/PLM tool expertise, ability to obtain U.S. Secret clearance and SAP access.
Siemens Teamcenter, NX, Teamcenter Visualization, Product Lifecycle Management (PLM), Enterprise Resource Planning (ERP), Manufacturing Execution Systems (MES)
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Engineer, Cloud - Archimedes
St. Louis or Brentwood or Alaska or Arizona or Arkansas or California or Connecticut or Delaware or Hawaii or Idaho or Louisiana or Maine or Massachusetts or Michigan or Mississippi or Montana or Nebraska or Nevada or New Mexico or New York or North Carolina or North Dakota or Oregon or Rhode Island or South Carolina or South Dakota or Texas or Utah or Vermont or Washington or West Virginia or Wyoming or United States
HybridFull Time
Navitus Health Solutions
Navitus Health Solutions: Transparent pharmacy benefit management and specialty pharmacy provider.
5+ YOEDesigning and operating secure, scalable Azure environments; 5+ years cloud infrastructure experience; IaC with Terraform/Bicep/ARM; scripting with PowerShell/Python/Azure CLI; observability and compliance (HIPAA, SOC 2, ISO 27001).
Azure Data Lake Storage Gen2, Azure Databricks, Azure Machine Learning, Azure OpenAI, Azure App Services, AKS, Azure SQL, Terraform, Bicep, ARM templates, Azure DevOps Pipelines, Azure CLI, PowerShell, Python, Azure Policy, Azure Monitor, Log Analytics, Application Insights, Network Watcher, Kusto Query Language (KQL), Microsoft Entra ID, Entra B2B, Entra B2C, Microsoft Intune, Azure Key Vault, Microsoft Defender for Cloud, Microsoft Sentinel, Azure Front Door, Application Gateway, ExpressRoute, VPN Gateway, Azure Firewall, Unity Catalog, Delta Lake, Private Endpoints, Managed Identities, Databricks ML, MLflow, Azure Functions, Azure Repos, GitHub Actions, Git, Jira Service Management, Azure Cost Management, Azure Blueprints
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3d
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Expert Systems Engineer - Geomatics
St Louis, Missouri, United States
$146k-$234k/yr RemoteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
18+ YOEMaster’s degree or equivalent 18+ years’ experience; 18+ years in technical collection, systems development, requirements management, and intelligence operations. Requires TS/SCI clearance or ability to obtain SCI and pass a polygraph.
GeoData Cooperative, Geospatial Repository and Information Database (GRiD), Department of Defense Joint Capability Integration and Development System (JCIDS), NGA’s Cloud Infrastructure, Geoint Foundation Engine (FGE), Point Data Abstraction Library (PDAL), Geoint Data Abstraction Library (GDAL), DGED, DTED, HRTE, TanDEM-X, TERCOM, Buckeye, IFSAR, LIDAR, GeoTIF, NITF
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3mo
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Senior Process Analyst Engineer
St. Louis, Missouri, United States
HybridFull Time
Equifax
EquifaxNYSE: EFX: Global provider of credit reporting and data analytics solutions.
4+ YOEBachelor’s degree preferred in industrial engineering, data science, or related field; 4+ years in quality, industrial engineering, or process improvement; 3+ years using Lean/Six Sigma.
Lean, Six Sigma
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3mo
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Business Process Engineer
Scott Air Force Base, Illinois, United States
OnsiteFull Time
CDIT
CDIT: Provides IT, software development, and cybersecurity for government agencies.
0+ YOEBachelor's degree in CS/IT/Engineering/Business; 0-11 years experience; US citizenship; ability to obtain/hold SECRET clearance; experience in business process reengineering
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Chief Engineer
Saint Louis, Missouri, United States
OnsiteFull Time
Peachtree Group
Peachtree Group: Invests in and manages hospitality and commercial real estate assets.
Overseeing hotel engineering operations, supervising and training engineering staff, maintaining property and life-safety systems, managing vendor contracts, and administering budgets.
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3mo
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Senior Process Analyst Engineer
St. Louis, Missouri, United States
HybridFull Time
Equifax
EquifaxNew York Stock Exchange: EFX: Provides consumer credit reporting and data analytics services globally.
4+ YOE4+ years in quality/industrial engineering or process improvement; 3+ years Lean/Six Sigma; Bachelor's degree preferred in Industrial Engineering or Data Science.
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