Last updated: 2025-11-04

57 It Systems Administration jobs in Denver.

A humble request: jobswithgpt is an indie project. If this site has helped you, please take 10 seconds to share it so others can find it free of charge. Most readers ignore this message. If you share today, you will make a real difference. Consider sharing on LinkedIn, Twitter, Facebook, Reddit Follow /u/jobswithgptcom for updates

Rampant Technologies

Rampant employs a diverse range of talent to create an environment that fuels innovation and fosters continuous improvement and success. At Rampant, you will h…

Linux Sys Admin

Aurora

  • Skills: Linux, Kubernetes, RHEL, Puppet, Ansible, Git, GitLab, Bash, Python, Information Assurance
  • Level: senior
  • Type: full_time

General Dynamics

A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. governmen…

Data Center Operations Specialist - TS/SCI with Polygraph

Aurora

  • Skills: Data Center, Troubleshooting, Linux, Networking, Customer Service, Technical Issues, Server Hardware, Disaster Recovery, Operations Specialist, Security Clearance
  • Level: senior
  • Type: full_time

General Dynamics Mission Systems, Inc.

General Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully…

Linux and Cloud Application Support Specialist

Boulder

  • Skills: Linux, Cloud, Application Support, Red Hat Enterprise Linux, VM management, containerized services, helpdesk experience, troubleshooting, Platform As A Service, security clearance
  • Level: mid
  • Type: full_time

Northrop Grumman

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for ge…

System Administrator

Aurora

  • Skills: network communication systems, troubleshooting, VMWare, k8s, Security Technical Implementation Guide, DOD 8570, Cisco, HP switching, Storage Area Network, cryptological devices
  • Level: mid
  • Type: full_time

Tyler Technologies

Deployment Engineer (SaaS)

Lakewood

  • Skills: SaaS, Microsoft SQL Server, PowerShell, Windows, Linux, web server, .NET, SSL security, technical training, cloud infrastructure
  • Level: mid
  • Type: full_time

General Dynamics

A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. governmen…

Hardware Technician, TS/SCI with Polygraph

Aurora

  • Skills: hardware technician, installation, troubleshooting, documentation, incident management, asset management, quality control, technical support, cabling, systems applications
  • Level: mid
  • Type: full_time

Expression

Founded in 1997 and headquartered in Washington DC, Expression provides data fusion, data analytics, software engineering, information technology, and electrom…

Systems Administrator (Junior) - Network Engineer

Boulder

  • Skills: network engineering, enterprise-level support, NTIA, LAN, MAN, WAN, data analytics, software engineering, information technology, electromagnetic spectrum management
  • Level: entry
  • Type: full_time

Atom Computing

At Atom Computing, we build quantum computers using arrays of optically trapped neutral atoms that will empower customers to achieve unprecedented computationa…

Senior IT Systems Engineer

Boulder

  • Skills: quantum computing, IT systems engineering, infrastructure, security, automation, cloud infrastructure, reliability, scalability, system design, performance
  • Level: senior
  • Type: full_time

GeoLogics

Senior Platform Linux (FEP) Engineer

Aurora

  • Skills: Infrastructure Design, Red Hat Enterprise Linux, Front End Processing, RHEL Scripts, Network Connectivity, Agile Development, Automation Testing, Cryptologic Equipment, System Configuration, Security Compliance
  • Level: senior
  • Type: contract

RIVA Solutions

RIVA Solutions is focused on an employee-first approach, creating a culture that attracts the best talent and ensures high morale and productivity.

MacOS System Administrator

Boulder

  • Skills: macOS, JAMF, Google Workspace, patch management, hardware troubleshooting, customer support, desktop administration, imaging, AV equipment, technical documentation
  • Level: mid
  • Type: full_time

Fast Enterprises

Fast Enterprises is a provider of essential software and services for citizens and government.

Network Architect

Centennial

  • Skills: network architecture, TCP/IP, firewalls, network protocols, routing protocols, load balancers, packet analysis, Palo Alto, Cisco, AWS
  • Level: senior
  • Type: full_time

SkillStorm

SkillStorm is the nation’s fastest-growing I.T. Services company. We have been providing technology consulting, outsourcing and staffing solutions since 2002. …

Storage Engineer

Denver

  • Skills: Storage Engineer, data center, Unix, Windows, Networking, SAN, NAS, ITIL, data replication, performance
  • Level: mid
  • Type: full_time

Comcast Corporation

Comcast is a Fortune 30 global media and technology company. From the connectivity and platforms we provide, to the content and experiences we create, we reach…

Data Center Engineer - Critical Infrastructure

Centennial

  • Skills: UPS, Generators, Chillers, Switchgear, HVAC, Building Automation Systems, CMMS, Operational Excellence, Vendor Management, Critical Infrastructure
  • Level: mid
  • Type: full_time

Meta Platforms, Inc.

Meta builds technologies that help people connect, find communities, and grow businesses. When Facebook launched in 2004, it changed the way people connect. Ap…

Security Engineer

Denver

  • Skills: Security Engineer, Red Team Operations, Offensive Security, Cross-Functional, Threat Hunting, TCP/IP, Network Security, Linux, Augmented Reality, Virtual Reality
  • Level: senior
  • Type: full_time

Google

Senior Network Implementation Engineer

Thornton

  • Skills: network infrastructure, optical network infrastructure, telecommunications, device commissioning, network deployments, quality acceptance control, capacity workflows, global network, BOMs, DPKs
  • Level: mid
  • Type: full_time

MANTECH International Corporation

MANTECH provides advanced solutions to government intelligence agencies, focusing on national security and solving tough challenges with groundbreaking tech si…

Linux System Administrator

Aurora

  • Skills: Linux, UNIX, security, troubleshooting, performance tuning, backups, CentOS, Docker, Kubernetes, Agile development
  • Level: senior
  • Type: full_time

Kelly Mitchell

Explore Jobs Solutions

Systems Engineer

Englewood

  • Skills: Systems Management, Ansible, Terraform, Active Directory, CVE Remediation, Automation, VMware, Security Tools, Linux Administration, CI/CD
  • Level: mid
  • Type: contract

Angi

At Angi®, we’ve had one simple mission for 30 years: get jobs done well. We make it happen by connecting homeowners with reliable pros who have the skills they…

Systems Engineer

Denver

  • Skills: Systems Engineering, Infrastructure as Code, Endpoint Management, Automation, Security principles, PowerShell, Linux administration, Mac administration, Windows administration, Microsoft Active Directory
  • Level: mid
  • Type: full_time

General Dynamics Mission Systems, Inc.

General Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully…

Site Reliability Engineer

Aurora

  • Skills: Site Reliability Engineer, Linux systems, Infrastructure as Code, Configuration as Code, scripting, system uptime, critical systems, monitoring, troubleshooting, enterprise services
  • Level: senior
  • Type: full_time

Oracle Corporation

Computer Support Specialist

Denver

  • Skills: Computer Support, Technical Support, Troubleshooting, Hardware, Software, Customer Service, Networking, System Administration, IT Support, Problem Solving
  • Level: entry
  • Type: full_time