25 network security engineering manager jobs at 23 companies in Littleton, CO
4w
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Manager, Network Engineering (L2/L3)
Denver or Seattle
$175k-$200k/yr OnsiteFull Time
10+ YOE3+ Mgmt10+ years of network engineering and 3+ years managing technical teams, with data center experience, hands-on routing, switching, EVPN/VXLAN, network security, OT networking, vendor management, and a bachelor's degree or equivalent experience.
EVPN/VXLAN, SD-WAN, IPsec/IKEv2, DNS, DHCP, IPAM, AAA, 802.1X, Modbus TCP, BACnet/IP, DNP3, OPC UA, SNMP, Visio, AutoCAD, Ansible, Python, Git, Arista CloudVision, Wi-Fi 6/6E, SCADA/EPMS, DCIM
3w
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Network Security Engineer
Denver or Washington or Chicago
$98k-$160k/yr OnsiteFull Time
5+ YOE5+ years hands-on BGP experience, NetScout Arbor and DDoS mitigation, cloud network security with Akamai/Cloudflare, WAF configuration, strong technical and stakeholder management skills.
BGP, NetScout Arbor, Akamai, Cloudflare, Web Application Firewall (WAF)
1w
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Secured Network Services Lead Engineer
Saint Petersburg or Denver
$100k-$200k/yr HybridFull Time
8+ YOEBachelor's degree in computer science, MIS, or related field; 8–10 years of relevant network or information security experience; strong firewall, IDS/IPS, networking, troubleshooting, and security knowledge.
Windows, UNIX, SQL, Tandem, TCP, DHCP, IDS, IPS, URL filtering, HTTPS, DDoS, LAN, WAN, NAT, Microsoft?
1mo
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Sr Network Engineer - CCIE Contract 1
Denver or Fort Collins
$90k-$130k/yr OnsiteFull Time
5+ YOE5+ years enterprise network engineering experience, strong LAN/WAN/routing/switching knowledge, network security and hybrid cloud networking, vendor and contract management, bachelor's degree required.
Cisco
2mo
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Director of Security Technology Engineering and Operations
Cincinnati or Atlanta or Minneapolis or Charlotte or Chicago or Englewood or Irving
$164k-$193k/yr HybridFull Time
15+ YOEBachelor's degree or equivalent, 15+ years in security engineering/operations with proven success leading large global technical organizations; deep expertise in network, endpoint, cloud, and data security; executive presence in regulated environments.
AWS, Azure, GCP
2mo
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Senior IT Security Engineer
Linthicum or Phoenix or Tampa or Denver or Cicero
$90k-$120k/yr OnsiteFull Time
7+ YOE7+ years IT security experience, CISSP required; expertise in networking, Windows and Linux administration, AWS/Azure, IaC (HCL/YAML/JSON), scripting (PowerShell, Python, Go, Shell), incident response, risk management, and security tooling.
firewalls, SIEM, PAM, ZTN, IdP, IAM, CSPM, DLP, Vulnerability/Exposure Management, CIEM, DevSecOps, SSDLC, AWS, Azure, HCL, YAML, JSON, PowerShell, Python, Go, Shell
2w
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Cyber Security Analyst & Vulnerability Management Engineer
Westminster or Centennial
$120k-$160k/yr FieldFull Time
5+ YOERequires 5–10+ years in cybersecurity or information security, vulnerability program management, incident response, change management, risk reporting, and infrastructure, cloud, networking, and endpoint technologies.
Tenable, CrowdStrike Falcon, Windows, Linux, Active Directory, Azure AD, Entra ID, MDR, Threat Intelligence, ticketing systems, change management systems
2w
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Technical Program Manager, Applied Data and AI Solutions, GSRS
Boulder or Austin or Chicago or New York or Seattle
$156k-$226k/yr OnsiteFull Time
7+ YOEBachelor's degree in engineering, technology, or equivalent experience; 7 years developing technical strategy and managing security; 5 years delivering data products; experience with technical and non-technical stakeholders.
video management, PSIM, IT networking, data pipelines, dashboards
2h
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Engineer Forensics - Cyber ICS/OT Security
Denver or Subiaco
$87k-$115k/yr HybridFull Time
Bachelor's degree in science, engineering, information technology, business management, or related field. Requires cybersecurity, OT systems, forensic analysis, vulnerability management, network security, and Python or PowerShell expertise.
Claroty, IEC62443, Modbus, OPC, Ethernet/IP, Firewalls, SIEM, Python, PowerShell, PLC, HMI, SCADA, DCS
2w
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Sr. Controls and Automation Engineer
Centennial, Colorado, United States
$115k-$145k/yr HybridFull Time
8+ YOEEngineering bachelor's degree, 8+ years and 12,000 project hours, advanced automation expertise, OT network security knowledge, valid driver's license, and travel willingness required.
RTU, PLC, SCADA, DCS, IEC 61131-3, IDMZ, IEC 62443, Rockwell, Siemens, Schneider, Ignition, Phoenix Contact, ERP, MES, MQTT, Python, C#, VBA, P&IDs, SIS, Microsoft Excel
1d
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Technical Account Manager, US Federal, Enterprise Support
Denver or Arlington
$131k-$178k/yr OnsiteFull Time
2+ YOEActive TS/SCI clearance and US citizenship required. Requires bachelor's degree or equivalent experience and 2+ years of technical engineering experience in cloud, systems, networking, security, or software development.
AWS, AWS Well-Architected Framework, infrastructure-as-code, CI/CD, DevOps
1mo
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Cloud Infrastructure Engineer
Aurora, Colorado, United States
$110k-$130k/yr RemoteFull Time
Design and maintain GCP infrastructure using IaC (Terraform/Pulumi), manage cloud networking and compute, build CI/CD pipelines, implement observability and security controls in a regulated research environment.
Google Cloud Platform (GCP), AWS, Azure, Linux, Terraform, Pulumi, GitHub Actions, Google Cloud Build, Cloud Monitoring, Cloud Logging, Prometheus, Grafana, Python, Docker, Kubernetes, GCE, Cloud Run, VPC Service Controls, Cloud Router
4w
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Senior Systems Engineer
Atlanta or Austin or Denver or Seattle or Washington
$168k-$254k/yr HybridFull Time
8+ YOE8+ years building and operating Linux systems and distributed control planes; strong Rust/Go/TypeScript skills; deep Linux networking and security judgment; experience with fleet-scale device management and observability.
Rust, Go, TypeScript, IPsec, MASQUE, eBPF, Linux, WireGuard, GRE, Buildroot, Yocto, RAUC, UEFI Secure Boot, TPM, VMware, KVM, AWS, Azure, Google Cloud, Kubernetes, Prometheus, Grafana, ClickHouse, OpenTelemetry
2mo
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Project Cyber Engineer
Aurora, Colorado, United States
$96k-$159k/yr OnsiteFull Time
3+ YOEBachelor's degree and 3+ years of professional experience in cyber programs, plus identity and access management, network management, NIST risk frameworks, vulnerability management, TS/SCI clearance or SCI eligibility, and U.S. work authorization.
NIST, Identity and Access Management
3w
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Senior DevOps Engineer
Littleton, Colorado, United States
$180k-$220k/yr OnsiteFull Time
US citizenship and active Top Secret clearance required, with ability to obtain TS/SCI with Poly. Requires cloud, Docker or Kubernetes, CI/CD, scripting, Linux, networking, security, automation, and SDLC experience.
AWS, Azure, GCP, Docker, Kubernetes, OpenShift, GitLab CI, Jenkins, Linux, Ansible, Terraform, GitOps, GitLab, ArgoCD, Prometheus, Grafana, OpenTelemetry, ELK Stack, ESXL
2d
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Sr Advisory Solution Consultant– Security, Identity & Exposure Management (Armis/Veza) West Coast
Denver or California
$169k-$200k/yr RemoteFull Time
5+ YOERequires 5+ years in solution consulting, sales engineering, pre-sales, solutions architecture, or related customer-facing technical roles; cybersecurity and enterprise networking expertise; BS degree or equivalent experience.
ServiceNow, Armis, Veza, IAM, IGA, Linux, Python, VLAN, DNS, NAT, NetFlow
1d
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SUPERVISORY IT CYBERSECURITY SPECIALIST (INFOSEC)
Montgomery or Denver or MacDill Air Force Base or Fort Meade or Columbus or Oklahoma City or Chambersburg or Mechanicsburg or San Antonio or Ogden or Arlington
$148k-$192k/yr OnsiteFull Time
1+ YOE1+ MgmtOne year of specialized experience advising senior leaders on enterprise security, leading commercial cloud security solutions, remediating network vulnerabilities, or supervising engineering and IT security personnel.
commercial cloud technology
2d
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Sr Advisory Solution Consultant– Security, Identity & Exposure Management (Armis/Veza) West Coast
Denver or California
$169k-$200k/yr RemoteFull Time
5+ YOERequires 5+ years in solution consulting, sales engineering, pre-sales, solutions architecture, or related technical roles; cybersecurity and enterprise networking expertise; customer-facing communication skills; and a relevant bachelor's degree or equivalent experience.
Armis, Veza, SaaS, IAM, IGA, IoT, OT, IoMT, Linux, Python, SPAN, VLAN, DNS, NAT, NetFlow
2mo
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Senior Director, AI Platforms
Irvine or Denver or Indianapolis or Grand Rapids or Lexington or Los Angeles or Louisville or Texas or San Francisco or United States
$218k-$225k/yr OnsiteFull Time
12+ YOE5+ MgmtBachelor's in CS/EE or related; 12+ years enterprise infrastructure experience with 5+ years designing and implementing production-scale AI/ML/HPC (multi-rack GPU) and 5+ years people leadership; familiarity with GPU compute, high-performance networking, scale-out storage, Kubernetes/Slurm/Run:ai, and AI security; willingness to travel up to 50%.
NVIDIA DGX, NVIDIA HGX, Cisco AI infrastructure, Dell PowerEdge XE, Super Micro, Lenovo ThinkSystem, HPE ProLiant, Cray, InfiniBand, RoCE, NVIDIA Spectrum-X, VAST, WEKA, DDN, Pure, NetApp ONTAP AI, Kubernetes, Slurm, Run:ai, NVIDIA Base Command, Mission Control, Anyscale, NVIDIA AI Enterprise, NCP
1w
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Senior IT Consultant
Boulder or Colorado
$75k-$90k/yr HybridFull Time
4+ YOERequires 4+ years in systems administration, IT management, systems engineering, or equivalent; advanced troubleshooting, Microsoft platform, networking, cloud, virtualization, security, and client consulting skills.
Microsoft 365, Microsoft Active Directory, Microsoft Windows, TCP/IP, DNS, DHCP, LAN/WAN, Microsoft Azure, AWS, VMware, Hyper-V, macOS, iOS, HSA, 401(k)