139 network support jobs at 108 companies in Centennial, CO

1mo
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Network Support II
Broomfield, Colorado, United States
$30-$35/hr OnsiteFull Time
Comtech Telecommunications Corp.
Comtech Telecommunications Corp.NASDAQ: CMTL: Provider of mission-critical global communications technology and solutions.
1+ YOE1+ year help-desk or network support experience; customer service, multitasking, and confidentiality skills; knowledge of Windows Server, Unix/Solaris, ticketing systems (Remedy/Helix), and network management tools; industry certifications a plus.
Microsoft Office, Windows Server 2003, Windows Server 2008, Unix, Solaris, Remedy, Helix, HP Operations Manager, Network Node Manager, SolarWinds
1mo
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Network Engineer, Foundation & Support
Denver or Reston or Menlo Park
$162k-$227k/yr OnsiteFull Time
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
10+ YOE10+ years automation experience in large-scale networking, Linux and Python proficiency, knowledge of Optical/L2/L3, REST APIs, network devices, and experience leveraging AI-assisted tools; Bachelor's in CS or equivalent required.
Linux, REST APIs, Python, Claude, Copilot, Code generation models, C, C++, Go, Rust
3w
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Network Engineer
Highlands Ranch, Colorado, United States
$99k-$116k/yr HybridFull Time
UDR
UDRNYSE: UDR: Owns and manages multifamily apartment communities in the US.
2+ YOE2+ years networking experience, bachelor\u0002s or equivalent, experience with routing/switching, firewalls, wireless, documentation, and on-call support; CCNA or CompTIA Network+ preferred.
Cisco, Ruckus, Palo Alto NGFW, Panorama, F5 BIG-IP, Arista, LogicMonitor, NetBox, Ansible, ServiceNow, Zscaler, Microsoft Azure
2w
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Senior Network Engineer
Denver, Colorado, United States
$104k-$166k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
8+ YOE8+ years supporting enterprise network infrastructure; DISA STIG and secure federal experience; Cisco networking, routing/switching, VOIP, encryption, and troubleshooting skills; active TS/SCI or Q/SCI clearance.
Cisco, SolarWinds, OSPF, BGP, IPSec, VOIP
2mo
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Tier III – Technical Support & Network Engineer (EMEA)
Denver, Colorado, United States
$100k-$120k/yr OnsiteFull Time
Todyl
Todyl: Provides a unified cloud-native cybersecurity platform for small businesses.
4+ YOE4+ years in technical support/engineering; strong troubleshooting; MSP/MSSP tooling; networking, firewalls, VPNs; Windows/macOS/Linux; Azure/M365; security concepts.
RMM, PSA, Microsoft 365, Azure, Windows, Linux, Network Security
2w
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Senior Network Engineer
Denver, Colorado, United States
$104k-$166k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
8+ YOE8+ years supporting enterprise network infrastructure; experience with DISA STIGs, VOIP, OSPF/BGP, fiber and IP subnetting; strong troubleshooting and communication skills; active TS/SCI or Q/SCI clearance required.
SolarWinds
1mo
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Principal Network Engineer
Denver or Alexandria or Seattle or Austin
$120k-$150k/yr OnsiteFull Time
Fleet Data Centers
Fleet Data Centers: Designs, builds, and operates mega-scale hyperscale data center campuses.
10+ YOE10+ years network engineering experience with fiber, cabling, DWDM/CWDM, routing/switching, and data center or mission-critical environments; strong vendor/contract experience and ability to support projects from design through operations.
DWDM, CWDM, AutoCAD, Visio, GIS, EPMS
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Network Administrator II (2nd Shift)
Westminster, Colorado, United States
$68k-$80k/yr OnsiteFull Time
CesiumAstro
CesiumAstro: Develops phased array communication systems for satellites and aircraft.
2+ YOEBachelor's in a technical field, 2+ years network administration experience, enterprise networking (Fortinet preferred), firewall/VPN/VLAN/TCP/IP knowledge, monitoring and troubleshooting skills, ability to support shift-based, mission-critical operations, U.S. eligibility per export regs.
Fortinet, TCP/IP, VLAN, VPN
1w
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On-Site Field Network Technician
Denver, Colorado, United States
$23-$27/hr FieldFull Time
Pacific Office Automation
Pacific Office Automation: Sells and services office equipment and IT infrastructure.
Hands-on network field experience with network connectivity, security and Wi‑Fi; Windows server and desktop support; knowledge of networking protocols (SMTP, FTP, SMB, TCP/IP); valid driver\u0002s license and ability to travel locally.
Windows Server, Windows Desktop Operating Systems, Mac OS, VOIP, SMTP, FTP, SMB, TCP/IP
1w
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Network Engineer - Level 4
Aurora, Colorado, United States
$129k-$194k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
4+ YOEActive Top Secret/SCI clearance, CompTIA Security+ or 8570 certification, 4+ years network engineering experience (switching, routing, firewalls, cabling) with CISCO/Juniper, ability to lift up to 40 lbs, and support occasional after-hours/weekend work.
CISCO, Juniper
1w
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Network Engineer - Level 2 or 3
Aurora, Colorado, United States
$83k-$155k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOEActive Top Secret/SCI with CI or full scope polygraph, CompTIA Security+ (or equivalent), multiple years network engineering experience with switching, routing, firewalls, cabling on CISCO/Juniper, and ability to support enterprise/classified networks.
CISCO, Juniper
3w
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Network Development Engineer, ADC Network Design, Engineering, and Solutions
Arlington or Seattle or Denver or Herndon
$136k-$184k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
5+ YOEHands-on network engineering with major internet routing protocols, Linux/Unix, automation scripting (Python/Bash/Perl), bachelor's in a related field, ability to support off-hours escalation and obtain TS/SCI clearance.
Python, Bash, Shell, Perl, Linux, Unix, BGP, OSPF, IS-IS, MPLS, TCP, SLB
6d
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Engineer 2, SDWAN Network Ops, ActiveCore
Denver or Naperville or Plano
$79k-$118k/yr OnsiteFull Time
Comcast
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
2+ YOEExperience supporting SD-WAN, WAN/LAN, routing and switching, underlay circuit troubleshooting, and enterprise network operations; 2+ years relevant experience preferred; strong analytical and communication skills.
Versa SD-WAN, Cisco, Juniper
1w
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IT Engineer - Network & Security
Denver or Naperville
$120k-$130k/yr HybridFull Time
PTMA Financial Solutions
PTMA Financial Solutions: Provides treasury and investment services to public sector entities.
3+ YOE3+ years network/security or infrastructure experience supporting production environments; hands-on SASE/firewall and EDR/SIEM experience; cloud VM and Windows Server knowledge; relevant certs preferred; ability to travel and participate in on-call rotation.
SASE, Fortinet, Palo Alto, Netskope, Zscaler, EDR, SIEM, Windows Server, VM, ITSM
6d
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Principal Network Engineer z/OS
Saint Paul or Atlanta or Cupertino or New York City or Chicago or Denver or Charlotte or Brookfield or Earth City
$120k-$141k/yr HybridFull Time
U.S. Bank
U.S. BankNYSE: USB: Provider of personal, business, and institutional financial services.
7+ YOE7+ years IT experience managing mainframe network services; expertise with z/OS Communications Server, VTAM, TCP/IP, TN3270, GDPS, TPX, Connect:Direct, SMP/E; associate degree or equivalent; on-call support.
IBM z/OS Communications Server, VTAM, TCP/IP, TN3270, GDPS, TPX Session Manager, Connect:Direct, FTP, SFTP, FTPS, FTP-AT/TLS, SMP/E
3mo
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Network Operations Center (NOC) Engineer (Tier 2)
Denver or Springfield or Chantilly
$75k-$158k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOETS/SCI with Poly required, Bachelor's in CS/IT or related, 5+ years' networking experience; strong knowledge of TCP/IP, OSPF, BGP; experience with Cisco equipment and network monitoring tools; ability to support 24x7 NOC.
TCP/IP, OSPF, BGP, SolarWinds, Nagios, PRTG, Cisco
1mo
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Telecommunications & Network Infrastructure Design Engineer
Denver or Seattle or United States
$110k-$130k/yr HybridFull Time
Rowan Digital Infrastructure
Rowan Digital Infrastructure: Develops and operates sustainable hyperscale data center campuses.
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
2mo
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IT Support Technician II
Englewood, Colorado, United States
$30-$32/hr OnsiteContract
Point Solutions Group
Point Solutions Group: Engineering and cybersecurity solutions for defense and aerospace missions.
2+ YOEAssociate's degree or equivalent; 2+ years IT support; strong troubleshooting across hardware, software, peripherals; working knowledge of Windows, printers, basic networking, enterprise software.
Windows, Printers, Networking, Enterprise Software
3w
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Deskside Support Lead
Woodland Park, Colorado, United States
$5k-$5k/mo OnsiteFull Time
Andrew Wommack Ministries
Andrew Wommack Ministries: Provides Christian religious education and broadcasts religious media content.
5+ YOE2+ Mgmt5+ years deskside/desktop support, 2+ years VIP support, CompTIA A+/Network+/Security+ required, Microsoft certs preferred, high school diploma, strong Windows/macOS/Microsoft 365 support and communication skills.
Windows, macOS, iOS, Microsoft 365, Office 365, Microsoft Office Suite
3w
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IT Support Analyst
Denver or Long Beach
$70k-$95k/yr OnsiteFull Time
True Anomaly
True Anomaly: Develops autonomous spacecraft and software for space security missions.
3+ YOE3+ years IT/end-user support experience; proficiency with Windows and Mac, MDM tools, Bash/Shell/Python scripting, Cisco networking; bachelor’s degree or equivalent certifications (Network+, Security+, Microsoft).
Microsoft Teams, BigFix, Jira, Confluence, Mac OSX, Windows, Microsoft Office 365, Intune, JAMF, Azure, Bash, Shell, Python, Cisco