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35 it system engineer jobs at 24 companies in Colorado

1mo
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Optical IT Engineer
Denver, Colorado, United States
OnsiteFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
14+ YOETS/SCI with CI poly required, bachelor’s degree in physics/engineering/math plus extensive (≈14+) experience in optical/laser or photonics systems; experience with JIRA, optical modeling, astrodynamics, and leadership of technical teams.
JIRA, MATLAB, Python, C++, Zemax, MODTRAN, STK, LEEDR, HardShell, Helios
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2mo
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Systems Engineer-IT / Level 3
Boulder, Colorado, United States
$86k-$151k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
3+ YOERequires 3+ years IT systems engineering experience with Linux/Windows scripting, system administration, Active Directory, server and network maintenance; proficiency in Python, Perl, Bourne/Bash, Ansible; BS degree and US citizenship with ability to obtain Top Secret clearance.
Python, Perl, Korn, Bourne/Bash, Ansible, Windows, RHEL Linux, Active Directory, CVS, SVN, Git, GitLab, GitLab CI, Cisco routers and switches, Juniper Firewalls, SAN, NAS
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2mo
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IT Systems Engineer
Colorado Springs, Colorado, United States
$120k-$160k/yr OnsiteFull Time
SAIC
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
5+ YOEBachelor's in a technical field and 5+ years' systems engineering experience; proficiency with cloud platforms, virtualization, automation tools, networking, and security; active Secret clearance and US citizenship required.
AWS, Microsoft Azure, Google Cloud (GCP), VMware, Microsoft Hyper-V, Puppet, Ansible, Terraform, Splunk, Tenable, NIST, RMF
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5d
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Senior Systems Engineer - IT Infrastructure & Applications
Colorado Springs or Huntsville
$170k-$205k/yr OnsiteFull Time
nou Systems
nou Systems: Provides engineering and technology solutions for defense and space systems.
12+ YOEMaster's in STEM (or BA/BS+20yrs),12+ years on large DoD programs,active Secret clearance and TS/SCI eligibility,U.S. citizenship,systems engineering and IT modernization experience.
AWS GovCloud, Azure Government, VMware vSphere
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2w
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IT Engineer - Cloud & Identity
Denver or Naperville
$115k-$125k/yr HybridFull Time
PTMA Financial Solutions
PTMA Financial Solutions: Provides treasury and investment services to public sector entities.
3+ YOE3+ years in cloud/identity or systems engineering; hands-on IAM experience (SSO, MFA, provisioning, access reviews); Microsoft 365 tenant admin; PowerShell or Python scripting; ability to travel ~15-20%; US work authorization required.
Okta, Microsoft Entra ID, Microsoft 365, Proofpoint, PowerShell, Python, SPF, DKIM, DMARC
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5d
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IT Systems Engineer II
Louisville, Colorado, United States
$87k-$120k/yr OnsiteFull Time
Sierra Space
Sierra Space: Develops spacecraft and infrastructure for orbital and space transportation
2+ YOEBachelor's (or equivalent) and typically 2+ years IT systems experience; proficiency with OS installation/maintenance, networking, virtualization, scripting, backup/recovery, Active Directory and system administration tools.
Windows, Active Directory, Computer Management, Ansible, Puppet, Chef, AWS, Azure
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2mo
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Senior IT Security Engineer - Mission System Cybersecurity & Compliance
Golden, Colorado, United States
$100k-$120k/yr OnsiteFull Time
Lunar Outpost
Lunar Outpost: Develops autonomous robotic systems and rovers for lunar exploration.
4+ YOELead security controls and compliance, develop architecture, manage audits, and align with NIST/ITAR frameworks; experience with government contracting and cloud security.
NIST 800-171, NIST 800-53, FARS/DFARS, ITAR, SSP, POA&M, SCTM, GRC, SIEM, DLP, Cloud security, RMF, ISO
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2w
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IT Operations Engineer I
Englewood, Colorado, United States
$82k-$100k/yr HybridFull Time
Jeppesen ForeFlight
Jeppesen ForeFlight: Provides integrated software and data solutions for aviation flight planning.
2+ YOE2+ years HelpDesk/IT support experience; experience with Microsoft 365, Intune or Jamf, ticketing systems, strong troubleshooting and communication skills.
Microsoft 365, Exchange Online, OneDrive, SharePoint, Slack, Microsoft Intune, Jamf Pro, Jira Service Management (JSM), Google Workspace, ProofPoint, Zoom, Zoom Rooms, Confluence, Jira Software, PowerShell, Python, Claude, Copilot
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1w
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Associate Systems & IT Support Engineer
Colorado Springs, Colorado, United States
$50k-$65k/yr OnsiteFull Time
Omitron
Omitron: Provides aerospace engineering and mission operations for space programs.
2+ YOEUS citizenship, high school diploma or equivalent, minimum 2 years IT support or systems administration experience; experience with Active Directory, Windows Server, Microsoft 365, networking (DNS/DHCP/VPN/Wi‑Fi), ticketing systems, PowerShell, and strong communication skills.
Amazon Route 53, Active Directory, Microsoft Entra ID, Microsoft Intune, Microsoft 365, DNS, DHCP, Group Policy, PowerShell, VMware ESXi, Hyper-V, Tanium, Bash, Python, AWS CLI
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1w
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Sr IT Systems Engineer
Englewood, Colorado, United States
HybridFull Time
CommonSpirit Health
CommonSpirit Health: Large non-profit healthcare system providing hospital and medical services.
7+ YOEBachelor's in computer science/technology/business or equivalent, 7+ years IT infrastructure experience, datacenter/MDF/IDF design, 5-7 years vendor management; IIS, .Net, PowerShell and healthcare experience preferred.
IIS, .Net, PowerShell
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1w
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Sr IT Systems Engineer
Englewood, Colorado, United States
$49-$80/hr RemoteFull Time
CommonSpirit Health
CommonSpirit Health: Operates a national non-profit Catholic health system.
7+ YOEBachelor's in CS/Technology/Business or equivalent experience, 7+ years IT infrastructure experience, datacenter and MDF/IDF design, vendor management, experience with IIS, .Net, and PowerShell.
IIS, .Net, PowerShell
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3w
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IT Support Desk Engineer II
Denver, Colorado, United States
HybridFull Time
Heartland Business Systems
Heartland Business Systems: Delivers comprehensive IT solutions and technology consulting services.
3+ YOE3+ years in IT service/systems or network administration, customer-facing experience, associate degree or equivalent, strong Windows/server/Mac/mobile knowledge, certifications preferred (A+, Network+, Server+, Microsoft O365/Azure, CCT).
Microsoft Windows, Mac OS, Apple iOS, Android, Cisco, HP, Palo Alto, ConnectWise Manage, ConnectWise Automate, VMware, vSphere, LogicMonitor, Veem Backup
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1mo
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IT Cloud Engineer
Niwot, Colorado, United States
HybridFull Time
Particle Measuring Systems
Particle Measuring Systems: Manufactures particle counters and cleanroom contamination monitoring systems.
8+ YOE8+ years IT systems/cloud engineering experience with extensive Microsoft Azure, on-premise infrastructure, networking, security, automation (PowerShell/Python/Bash), Azure certifications (AZ-104/AZ-105), and ITIL knowledge.
Microsoft Azure, Entra AD, Conditional Access, Microsoft Intune, Microsoft Active Directory Services, Microsoft Windows Server OS, VMware, Microsoft Office 365, Microsoft SharePoint, Microsoft Exchange Online, Microsoft Teams, Microsoft Viva, Microsoft Defender XDR, Cisco, Secure Endpoint, Microsoft Windows Defender, Zscaler, Citrix, Bash, PowerShell, Python, Autodesk, AutoCAD, Poly, Crestron, AMX
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1mo
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SR IT SYSTEMS ENGINEER - PUB SEC
Colorado, United States
$89k-$118k/yr RemoteFull Time
Lumen Technologies
Lumen TechnologiesNYSE: LUMN: Provides network, cloud, and security services for enterprise customers.
Requires Top Secret/SCI clearance, Security+ or equivalent IAT/IAM/IASAE Level 2, proficiency with OTN/SONET/DWDM, experience with network management tools, 24x7 shift/on-call support, and up to 10% travel.
One Control, MCP, DNA, TNMS, Remedy, Microsoft Outlook, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Visio, DWDM, SONET, OTN, TDM
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1mo
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SR IT SYSTEMS ENGINEER - PUB SEC
Colorado, United States
$89k-$118k/yr RemoteFull Time
Lumen Technologies
Lumen TechnologiesNYSE: LUMN: Providing global enterprise telecommunications and network connectivity services.
Top Secret/SCI clearance and Security+ (or equivalent) required; expertise in OTN/SONET/DWDM and network management; on-call and 24x7 shift support; up to 10% travel; familiarity with One Control, MCP, DNA, TNMS, Remedy, and Microsoft Office.
One Control, MCP, DNA, TNMS, Remedy, Microsoft Outlook, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Visio
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1w
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IT Specialist (Data Engineer)
Birmingham or Little Rock or Mesa or Covina or Oakland or Roseville or Denver or Washington or Jacksonville or Tampa or Atlanta or Des Moines or Chicago or Decatur or Joliet or Indianapolis or Wichita or Louisville or New Orleans or Boston or Baltimore or Detroit or Duluth or Saint Paul or Kansas City or Saint Louis or Billings or Charlotte or Fargo or Omaha or Newark or Albuquerque or Albany or Buffalo or Central Islip or New York or Cincinnati or Cleveland or Portland or Altoona or Harrisburg or Philadelphia or Pittsburgh or Scranton or Nashville or Fort Worth or Houston or Salt Lake City or Richmond or Roanoke or Seattle or Spokane or Milwaukee or Huntington
$91k-$118k/yr OnsiteFull Time
U.S. Railroad Retirement Board
U.S. Railroad Retirement Board: Independent federal agency providing retirement and unemployment benefits for railroad workers.
1+ YOEDesign and optimize data pipelines and large-scale data systems; manage on-premises and cloud (AWS, Azure) data infrastructure; DataOps practices; must meet GS-13 specialized experience.
Amazon Web Services (AWS), Azure
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2w
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IT Systems Engineer
Boulder, Colorado, United States
$85k-$110k/yr OnsiteFull Time
Watchmaker Genomics
Watchmaker Genomics: Develops and sells enzyme-based genomic sequencing and preparation kits.
5+ YOE5+ years IT systems experience with Associate (required) or Bachelor (preferred). Strong Microsoft cloud (Entra, Azure), Intune, Defender, JAMF, Windows/macOS administration, networking, scripting (PowerShell/Python/Bash), DR and CSV experience.
Microsoft Entra, Microsoft Azure, Microsoft Intune, Microsoft Defender, JAMF, PowerShell, Python, Bash, Active Directory, DNS, DHCP, SIEM, IDS
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Senior IT Cloud Engineer – AI Driven Operations & Platform Engineering
Denver, Colorado, United States
$121k-$159k/yr OnsiteFull Time
Prologis
PrologisNYSE: PLD: Develops and leases global industrial and logistics real estate.
Experience designing and operating AWS and Azure infrastructure; EC2, Lambda, RDS, S3, DynamoDB, IAM; Terraform or CloudFormation; CI/CD pipelines; Python; identity and endpoint systems (Entra ID, Intune, SAML/OAuth); Git; building AI-assisted workflows.
AWS, EC2, Lambda, RDS, S3, DynamoDB, IAM, AWS WorkSpaces, Azure, Terraform, CloudFormation, Microsoft Azure DevOps, Python, Git, SAML, OAuth, Cognito, Microsoft Entra ID, Microsoft Intune, Bash, PowerShell, OpenAI Agents SDK, LangChain, n8n, MCP, ServiceNow, CI/CD
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1w
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IT Endpoint Engineer
Denver or Petaluma
$100k-$125k/yr HybridFull Time
Spheros Environmental
Spheros Environmental: Environmental consulting firm providing integrated science-based sustainability solutions.
8+ YOE8+ years IT support/systems administration with Microsoft 365; experience with Entra, Intune, application packaging; strong documentation and customer-service skills.
Entra, Cloudflare One, Cloudflare WARP, Veeam, VMware vCenter, Windows Server, Azure Files, SentinelOne, Microsoft Intune, PatchMyPC, NinjaOne, PowerShell, Jamf Connect, Apple Business Manager, macOS, Jira, Power Automate, Azure Functions, Entra Lifecycle Management, Microsoft 365, Active Directory
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23h
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IT Corporate Senior Systems Engineer
Austin or Durham or Kansas City or Lakewood or Salt Lake City or Sunnyvale
$136k-$169k/yr OnsiteFull Time
GFiber: An Alphabet delivering Google Fiber and Webpass internet services to homes and businesses across the United States.
8+ YOEBachelor's or equivalent experience,8 years Systems Engineer experience,5 years Google Workspace management,macOS/Windows/ChromeOS device management,Microsoft Intune,Kandji/Iru,networking,EM application lifecycle,Python/PowerShell/GAM scripting.
Google Workspace, Microsoft Intune, Kandji, Iru, Python, PowerShell, GAM, CrowdStrike, CatchPoint, Okta, Entra ID, GCP Cloud CLI, Google Meet
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