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82 infrastructure engineer jobs at 48 companies in O'Fallon, MO

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Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
Help us #BeatIndeed & #BeatLinkedIn
1d
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Infrastructure Engineer
Saint Ann, Missouri, United States
$80k-$100k/yr OnsiteFull Time
Save A Lot
Save A Lot: Operates discount grocery stores and provides wholesale food distribution.
3+ YOE3+ years applicable experience or bachelor's in information systems; experience with Windows Server/Linux, infrastructure as code, cloud tooling, Active Directory, networking, and DevOps practices.
PowerShell, JSON, Python, Azure CLI, AWS CLI, Terraform, PowerCLI, Javascript, OAuth, webhooks, REST API, Windows Server, Linux distributions, SNMP, Syslog, RMON, Active Directory, Group Policy
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3w
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Infrastructure Engineer
Maryland Heights, Missouri, United States
OnsiteFull Time
Curium
Curium: Manufacturer and distributor of diagnostic and therapeutic radiopharmaceuticals.
Hands-on server/infrastructure operations (Windows/Linux), monitoring, backup/restore, Active Directory administration (scoped), ITSM/ITIL practices, on-call availability, and working in regulated GxP environments.
Windows Server, Linux, VMware, Microsoft Hyper-V, Microsoft Azure, Veeam, Active Directory, Group Policy (GPO), CMDB
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1mo
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Infrastructure Engineer
St. Louis, Missouri, United States
OnsiteFull Time
Lutheran Church Extension Fund
Lutheran Church Extension Fund: Provides financial solutions and investment services for church ministries.
5+ YOEBachelor's in CS/IT or equivalent, 5+ years infrastructure/systems administration experience; expertise with Windows Server, Active Directory, virtualization, cloud, backups/DR, scripting, networking (DNS/DHCP/TCP/IP), and security controls.
Windows Server, Active Directory, DNS, DHCP, TCP/IP
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2w
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AI & HPC Infrastructure Engineer
St. Louis, Missouri, United States
HybridFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
5+ YOE5+ years designing, deploying, and managing AI/HPC infrastructure; experience with accelerated computing, cluster management, orchestration, networking, storage, and automation; bachelor’s degree or equivalent.
Slurm, Run:ai, Kubernetes, Base Command Manager (BCM), NGC, NCCL, NVLink, CUDA, TensorRT-LLM, vLLM, SGLang, Triton Inference Server, NVIDIA Dynamo, llm-d, MLPerf, fio, iperf, Python, Terraform, Ansible, AWS, Azure, GCP, VMware, Nutanix, SONiC, VAST, Weka, DDN, TensorFlow, PyTorch, JAX, Jupyter, Google Colab
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23h
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DCIM Development Engineer - Senior Infrastructure Engineer
Irving or Shoreview or Manassas or Charlotte or Saint Louis
$87k-$168k/yr OnsiteFull Time
Wells Fargo
Wells FargoNYSE: WFC: Global provider of banking, investment, and mortgage financial services.
4+ YOE4+ years infrastructure engineering experience; developing applications, integrations, and automation; strong SQL and Python skills; experience with APIs, PowerShell, and enterprise tooling.
Python, PowerShell, Microsoft SQL Server, SQL, APIs, ServiceNow, Git, GitHub, Azure DevOps, DCIM
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1d
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Application Infrastructure Engineer
Fort Meade or Pensacola or Mechanicsburg or San Antonio or Scott AFB or Colorado Springs or Tinker AFB or Hill AFB
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
5+ YOE5+ years designing, deploying, and maintaining VMware on‑prem private cloud environments, NSX/NSX‑T, vSphere administration, server and networking management; Secret clearance and HS diploma/GED required.
VMware, ESXi, vCenter, vSAN, NSX, NSX-T, vSphere, Windows, Linux, macOS, Shell, PowerShell, Python, Cisco, Juniper, Infrastructure as Code, vSphere administration, virtual environments
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1d
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Associate Software Engineer- Infrastructure
Atlanta or Charleston or Charlotte or Chicago or Columbus or Dallas or Denver or Detroit or Houston or Indianapolis or Las Vegas or Madison or Orlando or Phoenix or Pittsburgh or Portland or Salt Lake City or St. Louis
$98k-$123k/yr RemoteFull Time
New Relic
New Relic: Provides an observability platform for monitoring and improving software performance.
3+ YOE3+ years with Go or Python, 3+ years AWS experience, CI/CD tooling (GitHub Actions/Jenkins), networking (DNS/HTTP/TCP), Kubernetes, infrastructure-as-code (Terraform).
Go, Python, AWS, GitHub Actions, Jenkins, DNS, HTTP, TCP, Kubernetes, Terraform, Envoy, New Relic, Prometheus, OpenTelemetry, Azure
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3w
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Project Engineer – Infrastructure Construction
St. Louis, Missouri, United States
OnsiteFull Time
Kwame Building Group
Kwame Building Group: Provider of professional construction and program management services.
5+ YOEBachelor's in construction/civil field, 5+ years heavy civil/infrastructure construction experience, proficiency with construction software, ability to read plans, strong communication and organizational skills, valid driver's license.
Microsoft Office, Procore, Bluebeam, Primavera P6, Microsoft Project
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2mo
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Infrastructure Architect
St. Louis, Missouri, United States
HybridFull Time
Warrant Technologies
Warrant Technologies: Provides engineering, logistics, and training services for defense programs.
BS in Engineering or Computer Science; extensive AWS and DevOps experience; Teamcenter PLM installation/administration; scripting; Terraform; AWS CloudFormation; Docker/Kubernetes/OpenShift; security clearance willingness to obtain; travel up to 75%.
Terraform, AWS CloudFormation, Ansible, Jenkins, Packer, AWS Code, Docker, Kubernetes, OpenShift, Teamcenter PLM, DoD RMF, Java EE, .NET, Oracle, Microsoft SQL, UNIX, Linux, Windows Server, Active Directory, SAML, SSL
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1mo
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Senior Infrastructure Security Architect
St. Louis or Tempe or United States
HybridFull Time
Edward Jones
Edward Jones: Offers investment management and financial planning through local branches.
10+ YOEBachelor's in CS/Engineering or equivalent, 10+ years in infrastructure security architecture, expertise in encryption, key/certificate management, cloud and hybrid security, security frameworks, tooling, and strong communication skills.
Azure, OCI, AWS, GCP, EDR/XDR, SIEM, NIST, CIS, ISO 27001
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2d
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Civil Engineer
Scott AFB, Illinois, United States
$109k-$142k/yr OnsiteFull Time
Department of the Army
Department of the Army: A federal agency responsible for land-based military operations, logistics, and infrastructure support.
1+ YOEBachelor's in engineering (ABET or equivalent) or equivalent qualifications; 1 year specialized engineering experience analyzing transportation infrastructure, using modeling/simulation tools, and conducting engineering studies; U.S. citizenship required; submit licensure/certification; Secret clearance.
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1mo
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Infrastructure Engineering Senior Advisor- Hybrid
St. Louis, Missouri, United States
HybridFull Time
The Cigna Group
The Cigna GroupNYSE: CI: Provides health insurance and pharmacy benefit management services.
Masters with 3 years' experience or Bachelor's with 5 years; strong Splunk, Cribl, cloud and IaC expertise; hybrid work.
Splunk, Cribl, AWS, Terraform, Ansible, Packer, SPL, HEC, Indexing, Load balancing, Cribl Stream, Cribl Edge, Puppet, Chef, GitLab CI, Linux, Bash, Python, Perl, IAM, VLANs, VPNs
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2w
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Principal Engineer - Systems
St. Louis, Missouri, United States
RemoteFull Time
Enterprise Mobility
Enterprise Mobility: Provider of vehicle rental and diverse mobility solutions.
11+ YOE11+ years software and infrastructure engineering experience, expertise in cloud (Azure), security (MFA, SSO, MIM, OTP), distributed systems, and strong stakeholder communication and mentoring skills.
Microsoft Active Directory, Microsoft Entra, AppSec, MFA, SSO, MIM, OTP, Azure
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1w
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Senior Platform Engineer
Denver or St. Louis or Sterling or Springfield
$99k-$207k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
5+ YOETS/SCI clearance with polygraph ability, bachelor's in CS/IS or equivalent,5+ years platform/infrastructure engineering, Kubernetes, CI/CD, Terraform/Ansible, Linux and Python/Bash skills.
Kubernetes, Docker, OpenShift, GitLab CI, Jenkins, Terraform, Ansible, Linux, Python, Bash, AWS, C2S, SAFe
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1w
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Senior Platform Engineer
Denver or Springfield or Sterling or St. Louis
$99k-$207k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOETS/SCI clearance (with polygraph) required, 5+ years platform/infrastructure engineering, hands-on Kubernetes, CI/CD, IaC (Terraform/Ansible), Linux and scripting (Python/Bash), cloud experience (AWS/C2S).
Kubernetes, Docker, OpenShift, GitLab CI, Jenkins, Terraform, Ansible, Python, Bash, AWS, C2S, SAFe
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1mo
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Lead Electrical Engineer - Buildings
Saint Louis, Missouri, United States
$108k-$160k/yr OnsiteFull Time
WSP
WSPToronto Stock Exchange: WSP: Provides engineering, design, and environmental consultancy services globally.
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
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3w
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Senior Civil Engineer
Collinsville, Illinois, United States
RemoteFull Time
Tetra Tech
Tetra TechNASDAQ: TTEK: Global provider of high-end consulting and engineering services.
10+ YOEBSCE (ABET) and active P.E.; 10+ years civil engineering experience with 5+ years relevant to DoD fuel infrastructure; familiarity with DoD standards, SpecsIntact, and applicable codes; U.S. citizenship and ability to obtain DoD CAC and pass background check; willingness to travel ~10-15%.
SpecsIntact, CSI MasterFormat, AutoCAD, Revit, RISA 3D, Civil 3D
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3mo
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Senior Network Infrastructure Specialist
Scott AFB, Illinois, United States
OnsiteFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
4+ YOEBA/BS +4 years in network engineering; DoD Secret clearance with TS/SCI eligibility; IAT II certs; Computing Environment certs; DoD network experience; routing, IPv6, VPN, WAN; MS Office; strong documentation.
OSPF, BGP, IPv6, VPN, DNS, SMTP, VLAN, Cisco, Splunk, McAfee, Microsoft Office
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3mo
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Staff Engineer - Construction Quality Assurance
St. Louis, Missouri, United States
OnsiteFull Time
GEI Consultants
GEI Consultants: Provides multi-disciplinary engineering and environmental consulting services.
3+ YOEResident Engineer with 3+ years in concrete demo, QA/QC, site inspections on large infrastructure projects; travel up to 80%; proficient in MS Office, MS Project, Primavera P6; valid US driver's license.
MS Office, MS Project, Primavera P6, Construction-management software
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1mo
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Grid Solutions Engineer
St. Louis, Missouri, United States
$84k-$204k/yr HybridFull Time
Ameren
AmerenNYSE: AEE: Generates and distributes electric and natural gas utility services.
3+ YOEBachelor's required; 3+ years (engineer) / 5+ (senior) / 7+ (lead) relevant experience. Experience with electric distribution systems, ADMS, SCADA, GIS, software development, relational databases, and server/network infrastructure; hybrid work and off-hours support required.
Distributed Energy Management System (DERMS), Linux, Windows Server, Oracle, SQL Server, Rancher Kubernetes Engine, Palo Alto Firewalls, MuleSoft, Splunk SIEM, Dynatrace Application Monitoring, ERSI, SCADA, Advanced Distribution Management System, Outage Analysis System
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