87 network infrastructure engineer jobs at 55 companies in Castle Pines, CO
3mo
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Network Infrastructure Engineer
Colorado Springs or Fort Belvoir or Huntsville
$62k-$141k/yr OnsiteFull Time
5+ YOE5+ years DoD network engineering; 3+ years commercial hardware/cloud; 2+ years network discovery; TS/SCI; HS diploma; DoD 8570.01 IAT Level II.
Cisco, HP, Aruba, Palo Alto, Arista, Juniper, AWS, Azure, Structured cabling, BGP, IS-IS, OSPF, MPLS, LDP, RSVP, VPLS, STP, L3VPN
3mo
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Network Infrastructure Engineer
Colorado Springs, Colorado, United States
$62k-$141k/yr OnsiteFull Time
5+ YOE5+ years DoD network engineering; 3+ years commercial hardware; 2+ years network discovery; TS/SCI clearance; DoD 8570.01 IAT II; HS diploma; travel up to 40%; Bachelor’s preferred.
Cisco, Juniper, Arista, Palo Alto, Aruba, HP, AWS, Azure, Structured Cabling
1mo
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Network Infrastructure Engineer I, Amazon Dedicated Cloud (NIDD)
Broomfield, Colorado, United States
OnsiteFull Time
3+ YOERequires active TS/SCI with polygraph, 3+ years enterprise technician/engineer experience, knowledge of data center infrastructure, network cabling and optics, troubleshooting, and ticketing systems (Remedy).
Remedy, BGP, OSPF
2mo
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Telecommunications & Network Infrastructure Design Engineer
Denver or Seattle or United States
$110k-$130k/yr HybridFull Time
5+ YOE5+ years telecommunications infrastructure design experience supporting hyperscale/colocation facilities; ISP/OSP, structured cabling, fiber backbone, carrier connectivity, IT/OT and BMS network knowledge; BICSI/TIA standards; RCDD preferred; ability to travel up to 25%.
Building Management Systems (BMS), Distributed Antenna Systems (DAS), OTDR
1w
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Optical Network Engineer, Google Global Infrastructure
Thornton or Sunnyvale
$126k-$180k/yr OnsiteFull Time
3+ YOEBachelor's degree or equivalent practical experience, 3+ years in optical engineering, networking, and infrastructure, plus experience operating optical networking equipment.
1w
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Network Engineer, NetOps Infrastructure
Denver or Europe or Asia
$108k-$132k/yr OnsiteFull Time
3+ YOERequires 3+ years running production networks, strong TCP/IP, routing and switching, tunneling, firewalls, Linux networking, server infrastructure, and hands-on Juniper experience.
TCP/IP, BGP, OSPF, iBGP, eBGP, VRFs, PBR, STP, RSTP, VRRP, GRE, IPIP, IPSec, iptables, Linux, tcpdump, Juniper, EVPN, VXLAN, MC-LAG, ECMP, MPLS, A10, F5, IPVS, Bash, Python, NETCONF, PyEZ, Ansible, NetBox, Zabbix, VictoriaMetrics, Grafana, AI assistants
2w
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OT Network & Site Infrastructure Engineer
Haskell County or Amarillo or Houston or Dallas or Abilene or Pampa or San Francisco or New York City or Denver or Austin or Calgary or Toronto
$118k-$137k/yr HybridFull Time
5+ YOEBachelor's degree or equivalent industrial experience; 5+ years in network and infrastructure engineering focused on OT, industrial control, or utilities; expertise with industrial hardware, segmentation, remote access, SCADA, and threat detection.
Palo Alto, Cisco, Hirschmann, Site-to-Site VPNs, Zero Trust Network Access (ZTNA), Nozomi, Claroty, Dragos, CrowdStrike, SCADA Ignition, RTU
3w
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Network Engineer 4
Centennial, Colorado, United States
$121k-$202k/yr OnsiteFull Time
6+ YOEDesign, implement, and optimize enterprise and launch network infrastructure; mentor engineers; expertise in routing, switching, security, cloud networking, and automation.
OSPF, BGP, Cisco ACI, Palo Alto, Cisco ASA, Firepower, Python, Ansible, PowerShell, Terraform, Azure, AWS, SolarWinds, NetFlow, Cisco ISE, SD-WAN
2w
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Industrial Network Engineer
St. Louis or Clayton or Abilene or Denver
OnsiteFull Time
3+ YOE3+ years networking experience in manufacturing, BS in relevant technical field or equivalent, strong network infrastructure and Cisco/Rockwell switch configuration skills, network certifications preferred.
Cisco, Stratix, Rockwell, Dell, HP, VMware, Hyper-V, Microsoft Office, Visio, AutoCAD, Cisco CLI, GNS3, SolarWinds, Network Manager, PLCs, SCADA
3mo
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Network Engineer, Foundation and Support (Edge/Backbone Infrastructure Design)
Denver or Reston
$107k-$159k/yr HybridFull Time
5+ YOEBachelor's degree or equivalent experience; 5+ years designing large-scale data center infrastructure; project management; knowledge of electrical/mechanical diagrams and data center standards; ability to work with global teams.
Revit, AutoCAD, Bluebeam, BIM360, ACC, Procore
2d
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Senior Infrastructure Automation Engineer
Denver, Colorado, United States
$155k-$195k/yr HybridFull Time
5+ YOERequires 5+ years in infrastructure automation, systems, networking, or platform engineering; strong Linux, networking, scripting, IaC, CI/CD, testing, and technical leadership experience; quarterly travel required.
Linux, Git, CI/CD, Ansible, Cisco DevNet, CompTIA Network+, CompTIA Security+, CCNA, CCNP, CCIE, AWS Advanced Networking
3w
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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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IT Infrastructure Engineer
Petaluma or Denver
$120k-$145k/yr HybridFull Time
8+ YOE8+ years in IT support/systems administration in Microsoft 365 environments; expertise with endpoint security, networking, Azure/on‑prem infrastructure, documentation, and incident response.
Entra, Intune, Veeam, VMware vCenter, Windows Server, Azure Files, Cloudflare One, Unifi, Cisco, SentinelOne, KnowBe4 Defend, Deep Seas, Microsoft 365, Microsoft Defender for Endpoint, Cloudflare WARP, AWS EC2, Jira
4d
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Corporate Network Engineer III
Missoula or Kalispell or Helena or Bozeman or Billings or Lewistown or Coeur d'Alene or Denver or Reno or Powell or Salt Lake City or Phoenix or Addison or Spokane or Wenatchee
$98k/yr OnsiteFull Time
7+ YOEBachelor's degree in information systems, information technology, computer science, or related field; 7 years of network engineering experience with enterprise infrastructure, routing, switching, wireless, cloud, and troubleshooting expertise.
Cisco, Brocade, Juniper, Wireshark, tcpdump, EIGRP, BGP, IPv4, Wi-Fi, Azure, Citrix, Fortinet, Meraki, SD-WAN, 802.11, MPLS, VLANs, VTP, STP, IPsec, SSL, VPN, DNS, DHCP, SNMP, Radius, Microsoft Azure
1w
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Infrastructure Engineer (Systems and DevOps)
Centennial, Colorado, United States
$115k-$145k/yr HybridFull Time
5+ YOERequires 5–8+ years in systems administration, production infrastructure, domains, cloud services, virtualization, networking, certificates, and DevOps tooling, with independent operational ownership.
VMware, Proxmox, Windows, Linux, Active Directory, DNS, LDAP, Python, Bash, Jenkins, GitLab, Atlassian, Kubernetes, SAST, SCA, AWS, Microsoft Azure, Google Cloud
1w
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Sr Network Reliability Engineer
Los Angeles or Florida or Denver or Reston or El Segundo
$198k-$277k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
8+ YOEBachelor’s degree or equivalent experience and 8+ years designing scalable network infrastructure. Requires networking, automation, security, multi-vendor configuration, communication skills, and U.S. work authorization.
TCP/IP, IPv4, IPv6, MPLS, BGP, OSPF, IS-IS, DHCP, DNS, NTP, Python, Go, Rust, C++, Juniper, JNCIS-ENT, JNCIS-DevOps, JNCIP, Palo Alto Networks, NIST SP 800-series, NIST SP 800-57, FIPS 140-2, FIPS 140-3, VPN, VLAN
1d
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IT Network Engineer II - 936
Broomfield or United States or Asia or Europe or United Kingdom or Germany or Japan
$86k-$108k/yr HybridFull Time
3+ YOEAssociate's degree and 3+ years of enterprise network engineering experience, including firewalls, Layer 2 switching, device installation, troubleshooting, security, and global infrastructure support. U.S. Person status required.
Azure, AWS, Juniper, Cisco, Palo Alto, SolarWinds, Wireshark, SNMP, Python, Perl, TCP/IP, VLANs, VPN, ACLs
1w
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Network and Cloud Engineer
Colorado Springs, Colorado, United States
OnsiteFull Time
Bachelor’s degree or equivalent qualifications; substantial enterprise network, cloud, or hybrid infrastructure experience; advanced networking and AWS knowledge; cybersecurity, documentation, troubleshooting, communication, and U.S. citizenship required.
AWS, VPC, IAM, EC2, S3, CloudWatch, CloudTrail, Cisco, Fortinet, Palo Alto, Aruba, Meraki, Linux, Microsoft Entra ID, Active Directory
1mo
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Cloud Infrastructure Engineer
Louisville, Colorado, United States
$97k-$112k/yr OnsiteFull Time
4+ YOEAZ-104 certification, 4+ years administering Microsoft Azure in enterprise, experience with hybrid Active Directory/Microsoft Entra ID, Azure networking, VM/storage/network services, migrations, and PowerShell automation.
Microsoft Azure, Microsoft Entra ID, Active Directory, Group Policy, DNS, DHCP, Microsoft 365, Azure Virtual Machines, Storage Accounts, Virtual Networks, VPNs, Azure Backup, Azure Monitor, PowerShell, Azure SQL, Azure Batch, Azure Data Lake Storage, Bicep, ARM Templates, Terraform, AWS, Google Cloud Platform, Microsoft Defender, Microsoft Intune, Microsoft Sentinel
2mo
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Network Operations Lead - Base Infrastructure (BIM)
Bedford or JBPHH or Randolph AFB or McConnell AFB or Colorado Springs
$128k-$150k/yr OnsiteFull Time
10+ YOEUS citizen; Active Secret with ability to obtain Top Secret; BA/BS in electrical/computer/network engineering, telecommunications, computer science or equivalent (or ~10 years relevant experience); strong network infrastructure background; DoD standards familiarity; certifications desirable.
LAN/WAN, routing, switching, fiber, copper transmission, telephony, data/voice/video networks
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