142 build engineer jobs at 76 companies in O'Fallon, IL
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Building Engineer
St Louis, Missouri, United States
OnsiteFull Time
3+ YOE3+ years in building maintenance or engineering in commercial buildings; CFC certification; HVAC, electrical, plumbing, energy management; MS Office; on-call; valid driver’s license; clean MVR.
HVAC, MS Office, CFC Certification
2mo
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Structural Engineer
Normal or Peoria or Springfield or St. Louis
$80k-$100k/yr HybridFull Time
5+ YOEBachelor’s or Master’s in Civil, Structural, or Architectural Engineering; 5-8 years of structural engineering experience; PE or SE licensure preferred; experience with building structures design and construction administration; Proficient in Revit/AutoCAD preferred.
Revit, AutoCAD
2mo
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Lead Electrical Engineer - Buildings
Saint Louis, Missouri, United States
$108k-$160k/yr OnsiteFull Time
7+ YOEBachelor's in electrical or architectural engineering, PE required, 7+ years post-degree electrical design experience, proficiency with codes and building electrical infrastructure, Revit/AutoCAD/Bluebeam/SKM/Dapper/AGI32 and Microsoft Excel experience.
Revit, BIM, AutoCAD, SKM/Dapper, AGI32, Bluebeam, Microsoft Excel
21h
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Experienced Mechanical Engineer
St. Louis, Missouri, United States
HybridFull Time
7+ YOEBachelor's degree in Mechanical Engineering and 7+ years of mechanical engineering design experience required; HVAC/plumbing, building design, equipment selection, troubleshooting, drawing interpretation, and MS Office proficiency preferred or required.
Microsoft Excel, Microsoft OneNote, Microsoft Outlook, Microsoft Word
1d
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Corporate Engineer - Mechanical
St. Louis, Missouri, United States
OnsiteFull Time
2+ YOERequires a BS/MS in engineering, 2+ years in manufacturing engineering, capital equipment and project management experience, CAD/SolidWorks, Excel, Word, PowerPoint, OSHA, building codes, and Lean/Six Sigma knowledge.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, CAD, SolidWorks, CNC, FEA, IDP, ESOP, OSHA, UL, NEMA, IEC, IEEE
2w
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Field Engineer, Public Sector
Austin or St. Louis or Washington
$181k-$227k/yr FieldFull Time
Customer-facing engineer with experience building data integrations, working with clients, and collaborating with Product and Engineering; active TS/SCI clearance required; strong communication and project management skills.
Python, JavaScript, Kubernetes, Helm, Ansible, CI/CD, DevSecOps
1mo
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MRI Engineer
St. Louis, Missouri, United States
OnsiteFull Time
Design and build custom MRI hardware and pulse sequences, develop reconstruction and analysis pipelines, and collaborate with scientists; MRI physics, RF engineering, gradients, magnets, pulse sequence programming, and quantitative imaging experience valued.
16h
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Electrical Engineer III
Lakewood or Avon or Belleville or Evansville or St. Louis or Milwaukee or Schaumburg
$90k-$110k/yr OnsiteFull Time
3+ YOEBachelor's degree in engineering and 3–5 years of experience required. Requires building codes, drafting, electrical standards, construction drawings, AutoCAD, Revit, and communication skills.
AutoCAD, Revit
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Engineer III - Controls
Chesterfield, Missouri, United States
OnsiteFull Time
15+ YOEBachelor's in engineering or 10+ years related experience; 15+ years building automation design/implementation; Tridium Niagara AX/N4 certification; CAD software; valid driver's license.
Distech, Reliable Controls, Honeywell, Tridium Niagara AX/N4, CAD
1mo
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Senior Structural Engineer
Kansas City or Wichita or St Louis
OnsiteFull Time
10+ YOEBachelor's in civil/structural engineering, PE license required, 10+ years structural building design experience, proficiency with AutoCAD, RAM, ETABS, SAFE and Microsoft Office, ability to design steel/concrete/masonry/wood.
Microsoft Office, AutoCAD, RAM, ETABS, SAFE
1mo
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Senior Structural Engineer
Kansas City or Wichita or St Louis
OnsiteFull Time
10+ YOEBachelor's in civil/structural engineering, PE license required, 10+ years structural building design experience, AutoCAD/RAM/ETABS/SAFE proficiency, design in steel/concrete/masonry/wood, gravity and lateral analysis expertise.
Microsoft Office, AutoCAD, RAM, ETABS, SAFE
2w
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Mechanical Engineer - Aviation/Airport Terminal Construction
Bridgeton, Missouri, United States
FieldFull Time
5+ YOEBachelor's in Mechanical Engineering, 5+ years mechanical engineering experience on large or complex building or transportation projects; strong HVAC/plumbing/controls knowledge; drawing/spec review and coordination skills.
AutoCAD, Revit, BIM, Bluebeam
2w
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Electrical Engineer (Data Centers)
Columbus or Houston or Arlington or Boston or San Francisco or Austin or Chicago or Charlotte or Birmingham or Nashville or Little Rock or Saint Louis or Indianapolis or New York or Douglas or Denver or Knoxville or San Jose or Spokane or Bend
$98k-$134k/yr HybridFull Time
3+ YOEBachelor's in electrical engineering, 3+ years designing medium/low voltage and building electrical systems, Revit/BIM knowledge, NFPA 70 familiarity; PE license and data center experience preferred.
Revit, BIM
1mo
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Site Reliability Engineer
Santa Clara or St. Louis or Bangalore or London or Paris or Melbourne or Taipei or Tokyo
OnsiteFull Time
3+ YOEBachelor's in CS/Engineering or equivalent; 3+ years building/managing complex systems (including 1-2 years SRE); experience with cloud services, microservices, availability/performance optimization, debugging, and strong communication.
Python, C, C++, Go, Rust, Docker, Kubernetes, AWS, GCP, KVM, OpenNebula, OpenStack, TCP/IP
5d
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Sr. Applied AI Engineer (Claude/Codex)
Mountain View or St. Louis or Philadelphia or Houston or Bentonville or Columbus or Overland Park or Scottsdale or Cleveland or Detroit or Morristown or Raleigh or Des Moines or Oklahoma City or Miami or Minneapolis or Chicago or San Francisco or Cincinnati or New York or Dallas or San Diego or Denver or Albany or Hartford or Sacramento or Arlington or Redmond or Los Angeles or Pittsburgh or St. Petersburg or Milwaukee or Beaverton or Carmel or Walnut Creek or Seattle or Boston or Charlotte or Kirkland or Atlanta or Austin or Nashville
$80k-$294k/yr HybridFull Time
5+ YOE3+ MgmtRequires 5+ years in engineering and technical customer-facing roles, 3+ years in AI engineering and team management, 1+ year building Claude/Codex AI systems, and a bachelor's degree or equivalent.
Claude, Codex, Antigravity, Gemini, Python, Java, C, Go, Model Context Protocol (MCP), CI/CD, Electronic Medical Records (EMR)
1mo
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Building Commissioning Engineer-Cheyenne, WY
Cheyenne or St. Louis
OnsiteContract, Temporary
10+ YOEUS citizen required; must pass federal background review and drug screen. Bachelor's in engineering/architecture/building sciences/construction management, 10+ years commissioning/construction experience on large federal projects; PE/CCP/CxA/BCxP/BECxP/LEED AP preferred; RMS 3.0 and BAS knowledge preferred.
RMS 3.0, BAS
2mo
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Electrical Project Engineer | St Louis, MO
St. Louis, Missouri, United States
OnsiteFull Time
5+ YOEBS in Electrical Engineering; PE license; 5 years minimum in building design; strong communication and team skills; travel up to 15%.
AGI, Elum Tools, Visual Lighting, SKM/PTW, Easy Power, ComCheck, Adobe, Bluebeam Revu, NFPA Link, TechStreet, MadCAD, eSPECS, BIM, Revit, SET Tools
2mo
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Mechanical Engineer
St. Louis, Missouri, United States
OnsiteFull Time
2+ YOE2+ years in facilities design; strong building codes knowledge; proficient in REVIT & AutoCAD; ability to manage multiple projects; good organizational and communication skills.
REVIT, AutoCAD, Trane Trace 700, Carrier HAP
1d
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Senior Systems Engineer - Product Owner
Hazelwood or Berkeley
$165k-$223k/yr OnsiteFull Time
14+ YOE3+ MgmtBachelor's degree, 14+ years of systems engineering experience, 3+ years building customer relationships, and 3+ years leading projects or teams. Secret clearance eligibility and U.S. citizenship required.
Model-Based Systems Engineering (MBSE), Earned Value Management (EVM), Agile
3w
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Engineer III - API Office
Tempe or St. Louis
HybridFull Time
5+ YOE5+ years building scalable APIs and integrations; proficiency with Java, Spring Boot, Python, Node.js, Docker, Kubernetes, Azure; experience with OpenAPI, OAuth2/OpenID Connect, GitHub Actions; strong API design and security skills.
Java, Spring Boot, Python, Node.js, Docker, Kubernetes, Microsoft Azure, OpenAPI Specification (OAS), OAuth 2.0, OpenID Connect, GitHub Actions, Rust, MuleSoft Anypoint Platform
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