47 infrastructure security engineer jobs at 33 companies in Frederick, CO
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
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.
Atom Computing: Building scalable quantum computers using arrays of neutral atoms.
5+ YOE5+ years of experience maintaining large-scale distributed systems; BS or MS in CS/CE; cloud and on-prem infrastructure; CI/CD; Azure/AWS/GCP; Docker/Podman; Terraform/Ansible; monitoring/observability; security best practices.
Woodbridge or New York City or Atlanta or Boston or Chicago or Dallas or Delaware or Denver or Garden City or Cayman Islands or Greenwich or Houston or Los Angeles or Miami or Naples or Nevada or Palm Beach or San Diego or San Francisco or Seattle or Stuart or Washington
$160k-$200k/yrHybridFull Time
Bessemer Trust: Wealth management and family office services for affluent clients.
7+ YOE7+ years in DevOps/platform/cloud infrastructure engineering; strong AWS (IAM, CloudFormation, Lambda, API Gateway, VPC, CloudWatch, SSM, Secrets Manager, ECR); AWS CDK/CloudFormation/Terraform; CI/CD (Bitbucket/GitHub Actions, OIDC); container and datastore operations; security fundamentals.
Omaha or Saint Louis Park or Denver or Englewood or Orlando or Kansas City or Albuquerque or Portland or Salem or Pittsburgh or Austin or Dallas or Fort Worth or San Antonio or Vienna or Olympia or Columbia or St. Paul or Harrisburg or Pennington or Woodcliff Lake or Phoenix or Folsom
OnsiteFull Time
HDR: Global provider of engineering, architecture, environmental and construction services.
3+ YOEBachelor's or equivalent; minimum 3 years in infrastructure automation/platform engineering; scripting with Python, PowerShell, or JavaScript; experience with REST APIs, CI/CD/Git, Terraform or Ansible; knowledge of cloud (Azure/AWS) and security fundamentals.
CACINYSE: CACI: Provides information technology and professional services to government clients.
5+ YOEBachelor’s degree or 4 years related experience; 5+ years Infra/DevOps; Kubernetes, Helm, CI/CD; TS/SCI with poly; on-site; up to 10% travel; government security clearance.
ViasatNASDAQ: VSAT: Provides global satellite broadband and secure networking communication services.
8+ YOE8+ years in systems engineering, networking and infrastructure; cloud and on-prem expertise; security-focused design; experience with public cloud, Kubernetes/OpenStack; collaboration.
Systems Infrastructure & Network Security Operations Engineer
Spring or Fort Collins
$93k-$144k/yrOnsiteFull Time
HPNYSE: HPQ: Manufacturer of personal computers, printers, and imaging devices.
6+ YOE6+ years networking and systems experience with zero-trust design, IaC and automation (Ansible, Terraform, Python), CI/CD for network assets, vulnerability management, cloud networking, and architecture governance; technical degree or equivalent experience.
Infrastructure Engineer II (TS/SCI with CI Polygraph)
Aurora, Colorado, United States
$95k-$128k/yrOnsiteFull Time
DeNOVO Solutions: Provides defense and intelligence technology, software engineering, and cybersecurity services.
4+ YOE4+ years supporting enterprise IT infrastructure; Bachelor's degree or equivalent; active CompTIA Security+ CE or IAT Level II; experience with Linux, Windows, virtualization, networking, storage, backup, containers, scripting, and automation; TS/SCI with CI Polygraph required.
Red Hat Enterprise Linux (RHEL), Rocky Linux, Ubuntu, Microsoft Windows Server, VMware vSphere, ESXi, Active Directory, DNS, DHCP, Group Policy, Microsoft Exchange Server, Microsoft 365, Cisco, Juniper, Palo Alto, Fortinet, VLANs, VPNs, NetApp, Dell EMC Unity, PowerMax, Hitachi VSP, SAN/NAS, Veeam, Rubrik, Commvault, Veritas, Docker, Kubernetes, OpenShift, PowerShell, Python, Bash, Ansible, Infrastructure-as-Code, NVIDIA, HPE, Dell, SolarWinds, Splunk, Grafana, Nagios, Prometheus, Jira, Confluence, AWS, Azure Government, Hybrid Cloud
CrocsNASDAQ: CROX: Design and distribution of casual foam footwear and accessories.
5+ YOEBachelor's degree or equivalent experience in IT, 5+ years infrastructure engineering with 3+ years in Azure, expertise with Azure services, scripting (PowerShell, Azure CLI, Python), IaC, CI/CD, networking, identity, monitoring, and security tooling.
Microsoft Azure, Azure DevOps, GitHub Actions, CoPilot, Power Platform, Virtual Machines, PaaS, Azure SQL, Azure Storage (Blob, Files, Managed Disks), VNets, NSGs, Private Endpoints, VPN, ExpressRoute, Load Balancers, Application Gateway, Microsoft Entra ID (Azure AD), PowerShell, Azure CLI, Python, Azure Monitor, Log Analytics, Application Insights, Defender for Cloud, Azure Policy
PTMA Financial Solutions: Provides treasury and investment services to public sector entities.
3+ YOE3+ years in network/security or infrastructure engineering; SASE/firewall and cloud experience; EDR/SIEM/ITSM familiarity; ability to lift 30 lbs; occasional travel and rotating on-call duties.
SASE, Fortinet, Palo Alto, Netskope, Zscaler, EDR, SIEM, ITSM, Windows Server
Folsom or Denver or Englewood or Minneapolis or St. Paul or Pennington or Woodcliff Lake or Olympia
OnsiteMultiple Commitments Available
HDR: Global firm providing architecture, engineering, and environmental services.
3+ YOEMinimum 3 years in infrastructure/security; bachelor’s in IT/cybersecurity/computer science or equivalent; firewall and IAM experience; VMware NSX/vDefend knowledge; scripting/automation; CIS/NIST familiarity.
Vantor: Providing AI-powered spatial intelligence and high-resolution Earth observation.
5+ YOE5 years in DevOps/software/infrastructure engineering; US citizen with SECRET clearance; Cloud/CI/CD experience; Terraform/Kubernetes; Python/Java preferred.
Crusoe: Provides energy-efficient cloud infrastructure powered by stranded and renewable energy.
3+ YOE3+ years MDM/endpoint experience; proficiency with Jamf and Microsoft Intune, OSQuery, CrowdStrike, Okta, Entra ID; scripting in Bash/Python/PowerShell; certificate infrastructure knowledge; bachelor’s or equivalent.
Jamf, Kandji, Microsoft Intune, Apple Business Manager (ABM), Windows Autopilot, OSQuery, CrowdStrike, Okta, Entra ID, CIS Benchmarks, SOC 2, EDR, SIEM, Bash, Python, PowerShell, Absolute, Jamf Pro, Jamf Protect, Microsoft Defender for Endpoint, Fleet, Puppet
Security Engineer II, DCO Engineer (TS/SCI, Onsite)
Aurora, Colorado, United States
$89k-$148k/yrOnsiteFull Time
Deloitte: Provides professional audit, consulting, advisory, and tax services.
5+ YOEBachelor's degree, active TS/SCI clearance, legally authorized to work in the US without sponsorship, 5+ years technical cyber-defense experience across at least two areas (containers/virtualization, Gigamon, data storage/analysis toolsets, Linux/Windows, network infrastructure, security applications).
Docker, Kubernetes, VMware, AWS, Gigamon, NFS, Ceph, Elastic Search, Logstash, Kibana, Splunk, Red Hat, Kali, Windows, SOAR, SIEM, IDS
7+ YOE7+ years administering Red Hat Enterprise Linux (RHEL); expertise in automation (Ansible), Bash scripting, virtualization (VMware/KVM), containers/OpenShift/Kubernetes, security hardening and compliance; strong communication and troubleshooting skills; must be eligible for export license or be a U.S. Person.
Red Hat Enterprise Linux (RHEL), Ansible, Ansible Automation Platform, Bash, Python, Red Hat Satellite, Red Hat Insights, VMware, KVM, OpenShift, Kubernetes, CIS, STIG, SOX, PCI
New York or Tel Aviv or San Francisco or Denver or London or Kyiv or Sydney or São Paulo or Tokyo
$80k-$110k/yrHybridFull Time
monday.comNASDAQ: MNDY: Cloud-based work operating system for managing workflows and projects.
3+ YOE3+ years in global IT infrastructure and networking; experience with enterprise security, cloud platforms, SaaS admin, monitoring, Python scripting/automation, backup/DR, and infrastructure project delivery.
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
Linux system engineering, cloud infrastructure, AWS, automation, patching and hardening, TS/SCI with polygraph, HS diploma or GED, Security+ CE/SSCP/CCNA-Security/GSEC possible.