29 infrastructure security engineer jobs at 21 companies in Florissant, MO
3w
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Infrastructure Security Engineer, Public Sector
New York City or St. Louis or Washington
$149k-$342k/yr OnsiteFull Time
Top Secret clearance required. Experience securing large cloud environments, infrastructure-as-code review, Kubernetes and cloud-native services, scripting (NodeJS/TypeScript/Python), and security tooling.
AWS, Azure, GCP, NodeJS, TypeScript, Python, Kubernetes, Terraform, CloudFormation, SAST, DAST, JavaScript
1mo
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Virtru Security Engineer
Scott Air Force Base, Illinois, United States
$99k-$225k/yr HybridFull Time
Experience designing and deploying data security solutions (Virtru), data-centric security models, Kubernetes/Docker, infrastructure-as-code (Terraform/Ansible), security automation for CI/CD, and security monitoring; Secret clearance and HS diploma/GED required.
Virtru, Terraform, Ansible, Kubernetes, Docker, Go, Python, Node.js, BigID, Forcepoint, Ping, SailPoint, CNAP, SIEM, CSPM, CWPP
2w
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Security Engineer- Enterprise Platforms
Mt Sterling or Chesterfield
$87k-$131k/yr OnsiteFull Time
Bachelor's degree or equivalent experience in related field; experience in cybersecurity, infrastructure, or network engineering; knowledge of enterprise security platforms; strong troubleshooting, communication, and analytical skills.
2mo
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Endpoint Security Engineer III
Springfield or St. Louis
$75k-$158k/yr OnsiteFull Time
5+ YOETS/SCI clearance required, bachelor's in engineering/computer science preferred (experience may substitute), 5+ years cyber security experience, DoD 8570 IAT Level II, CSSP Infrastructure Support certification (within 6 months), Carbon Black EDR, Linux, incident response, enterprise networks.
Carbon Black Endpoint Detection and Response (EDR), Linux, Windows Enterprise Active Directory (AD), VMware, AWS
5d
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Senior Security Engineer - Non-Human Identity
Tempe or St. Louis
HybridFull Time
7+ YOEBachelor's degree or equivalent experience; 7+ years in IAM, cybersecurity, infrastructure, or cloud security; 5+ years managing non-human identities; scripting, automation, cloud, and identity platform expertise.
Microsoft Entra ID, Active Directory, PowerShell, Python, Bash, REST APIs, Terraform, OAuth 2.0, OpenID Connect, SAML, Kerberos, LDAP, PKI, Azure, AWS, Google Cloud, CyberArk, HashiCorp Vault, Delinea, BeyondTrust, SailPoint, Kubernetes, Terraform, Bicep, ARM, CloudFormation, SIEM
4w
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Senior Manager - Blockchain Security & Digital Asset Infrastructure
New York or Charlotte or Chicago or St. Louis or Boston
$150k-$344k/yr HybridFull Time
8+ YOEBachelor's in a technical field and 8+ years in cybersecurity, systems engineering, blockchain security or cryptographic research; hands-on custody and key-management experience; expertise in blockchain protocols, cryptography, incident response, and AI-enabled threat analysis.
Multi-Party Computation (MPC), Hardware Security Modules (HSMs), Bitcoin, Ethereum, Lightning Network, EVM, SHA-256, Keccak, ECDSA, Schnorr, Linux, Large Language Models (LLMs)
1mo
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Principal Engineer - Systems
St. Louis, Missouri, United States
RemoteFull Time
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
2mo
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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
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
3mo
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Cloud Platform Engineer - St. Louis, MO (Hybrid)
St. Louis, Missouri, United States
HybridFull Time
6+ YOE6–9 years in cloud infrastructure/DevOps/platform engineering; strong Azure experience; CI/CD, IaC; MSP/NOC/SOC coordination; cloud security, monitoring, incident response; collaborative cross-team work.
Azure, CI/CD, Infrastructure as Code, Terraform, Bicep, ARM, Monitoring tools, Security tooling
4d
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Interdisciplinary (CYBER)
Scott Air Force Base, Illinois, United States
$115k-$158k/yr OnsiteFull Time
1+ YOEBachelor's degree or qualifying engineering education, 1 year of equivalent experience, and ability to engineer, secure, modernize, integrate, test, and deploy network infrastructure and cybersecurity systems.
Software-Defined Networking (SDN), Multiprotocol Label Switching (MPLS), Time-Division Multiplexing (TDM)
1w
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Support Engineer III
Chesterfield, Missouri, United States
$80k-$90k/yr OnsiteFull Time
5+ YOERequires 5+ years of IT support experience, including 2+ years at senior or escalation level, production infrastructure, networking, security, Microsoft 365, communication, and troubleshooting expertise.
Huntress, PowerShell, Python, AI, Windows Server, Active Directory, Group Policy, Microsoft 365, Google Workspace, VLANs, TCP/IP, DNS, DHCP, VPNs
2mo
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Cloud Engineer
Scott Air Force Base, Illinois, United States
$99k-$225k/yr OnsiteFull Time
Manage and secure DoD AWS cloud environments (IL-4+), deploy applications, maintain CI/CD and infrastructure automation, understand RMF/ATO processes; Secret clearance and HS diploma/GED required; certifications preferred.
AWS, Azure, AKS, Docker, Kubernetes, CI/CD
1mo
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DevOps Engineer
Springfield or St. Louis
$145k-$165k/yr OnsiteFull Time
8+ YOEUS citizen with active TS/SCI and ability to obtain CI Polygraph, degree plus 8+ years (or equivalent experience), experience with containers and cloud/on-prem infrastructure, GitLab CI/CD, Python/Bash/Shell, networking and security.
Kubernetes, Docker, OpenShift, GitLab, Python, Bash, Shell, Helm, Jira, Confluence
1mo
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Senior DevOps Engineer
St. Louis, Missouri, United States
$165k-$175k/yr OnsiteFull Time
ACTIVE TS/SCI clearance required; hands-on experience with Kubernetes/Docker/OpenShift, CI/CD (GitLab), Python and Bash scripting, on-prem and cloud infrastructure, networking fundamentals, and security/compliance practices.
Kubernetes, Docker, OpenShift, GitLab, Helm, Python, Bash, Shell, IAM, S3, SSH, VPN, Jira, Confluence
1mo
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DevOps Engineer, Sr
Springfield or St. Louis
$139k-$187k/yr OnsiteFull Time
8+ YOETS/SCI clearance and US citizenship required, 8+ years experience, expertise with Kubernetes/Docker/OpenShift, GitLab, Python, Bash/Shell scripting, CI/CD, on-prem and cloud infrastructure, networking and security, and strong troubleshooting and communication skills.
Bash, GitLab, Shell Scripting, Kubernetes, Docker, OpenShift, Python, Helm, Jira, Confluence
1w
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Senior DevOps Engineer
Springfield or St. Louis
$144k-$194k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
6+ YOERequires 6+ years of directly related experience, a bachelor's degree or equivalent experience, Linux, CI/CD, Argo CD, Kubernetes/OpenShift, infrastructure as code, Python, Bash, web networking, databases, security integration, and TS/SCI with CI polygraph.
Argo CD, GitLab CI/CD, Linux, Jenkins, CircleCI, OIDC, OAuth, Auth2, GitOps, Kubernetes, OpenShift, AWS, Terraform, CloudFormation, AWS CDK, Ansible, Chef, Puppet, SQL, Python, BASH, Elasticsearch, Prometheus, Thanos, Alloy, Loki, Mimir, Tempo, Grafana, Nginx, Traefik, Apache HTTP Server, HAProxy, Envoy
1mo
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AWS Cloud Operations Engineer
Lake Saint Louis, Missouri, United States
$100k-$120k/yr OnsiteFull Time
10+ YOE10+ years in infrastructure/cloud operations with 5+ years AWS; experience with AWS services, IaC (CloudFormation,Terraform), DevOps tools, scripting (Python/Bash), incident management, and cloud security.
AWS, Azure, EC2, IAM, VPC, S3, CloudFormation, CloudWatch, EKS, ECS, Route 53, NLB, ALB, Chef, Jenkins, Terraform, Git, Qualys, CrowdStrike, Splunk, New Relic, Prisma, Python, Bash, Linux, Windows Server
4d
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IT Support Engineer III - STL Office
St. Louis, Missouri, United States
OnsiteFull Time
Experienced IT infrastructure professional providing third-line support across servers, networks, endpoints, virtualization, security, Microsoft 365, backups, and office technology.
Windows Server, VMware, Hyper-V, Azure, DHCP, DNS, NPS, Active Directory, Group Policy, Microsoft 365, Exchange, Microsoft Teams, OneDrive, Microsoft SharePoint, Defender, InTune, IIS Server, PowerShell, Microsoft SQL Server, SAN, Cisco, WatchGuard, Unify, FortiGate, Veeam Backup & Replication, XDR, ISO27001, TCP/IP, OSI, VLAN
1w
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Sr. Systems Engineer – SQL Database Administrator.
Saint Paul or Atlanta or Hopkins or Charlotte or Chicago or Gresham or Denver or Brookfield or Earth City
$105k-$124k/yr HybridFull Time
10+ YOEBachelor's degree or equivalent experience; 5+ years in IT and 10+ years designing, developing, and supporting technology infrastructure. Requires advanced SQL Server, cloud, HA/DR, security, T-SQL, PowerShell, and leadership expertise.
Microsoft SQL Server, Microsoft Azure, Amazon Web Services (AWS), Always On Availability Groups, Failover Clustering, Replication, Log Shipping, T-SQL, PowerShell
2mo
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Manager, Platform Engineering - Big Data Engineering
O'Fallon, Missouri, United States
$122k-$207k/yr OnsiteFull Time
Leadership of platform/cloud engineering teams with big data platform experience (Hadoop/Cloudera), distributed systems and microservices, proficiency in Python/Java/Go, CI/CD and infrastructure as code, and security integration.
Hadoop, Cloudera, Kubernetes, Python, Java, Go, CI/CD
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