Last updated: 2025-05-22

27 It Systems Administration jobs in Denver.

Hiring now: Principal Network Engr Sr @ Northrop G, Systems Engr Iii @ Shorr Pack, Data Center Hardware Engr @ Scitec, Sr Systems Engr @ Saic, Systems Engr @ Rampant Te, Data Center Ops Engr @ General Dy, Systems Engr @ Nbcunivers, Sr Network Engr @ Contact Go, It Systems And Ops Admin @ Caribou, Network Engr @ Janus Hend.Explore more at at kaamvaam.com

🔥 Skills

Troubleshooting (5) Systems Administration (4) Linux (4) troubleshooting (4) Python (3) Networking (3) Project Management (3) Automation (3) Network Engineering (2) CISCO (2)

📍 Locations

Denver (11) Aurora (10) Boulder (3) Centennial (2) Highlands Ranch (1)
🔍 Go to full job search

Northrop Grumman

Principal Network Engineer / Sr. Principal Network Engineer Aurora
Skills & Focus: Network Engineering, WAN/LAN development, CISCO, Juniper, Network security, Technical support, Troubleshooting, Systems Administration, Firewall configuration, Analytical skills
About the Company: 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…
Experience: 6 years of Network Engineering experience for Level 3; 12 years for Level 4
Salary: $100,300.00 - $150,500.00
Type: Full-time
Benefits: Health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO)
Linux Systems Administrator Aurora
Skills & Focus: Linux Systems Administrator, IT experience, DOD 8570 IAT Level II certification, Linux Operating Systems support, NISPOM, DCID 6/3-ICD 503, Windows server management, VMWare experience, security clearance, networking skills
About the Company: 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…
Experience: Master's Degree with 3 years of IT experience; OR a Bachelor's Degree with 5 years of IT experience; OR an Associate's Degree with 7 years of IT experience; OR a High School Diploma/GED with 9 years of IT experience is required
Salary: $93,000.00 - $139,600.00
Type: Full-time
Benefits: Flexible work arrangements, exceptional benefits/healthcare, a 9/80 work schedule, and a great 401k matching program.

Shorr Packaging Corporation

Systems Engineer III Aurora
Skills & Focus: IT infrastructure, cloud (AWS), system administration, virtualization, IT projects, security, PowerShell, Python, project management, disaster recovery
About the Company: Shorr Packaging Corp is an equal-opportunity employer specializing in packaging solutions.
Experience: 7+ years in system administration and cloud services
Salary: $100,000 - $120,000 plus bonus

Scitec, Inc.

Data Center Hardware Engineer Aurora
Skills & Focus: data center, hardware, server, storage, network, SAN, NAS, shell scripting, Python, Security+
About the Company: SciTec has been awarded multiple government contracts and is growing our creative Team! SciTec, Inc. is a dynamic small business with the mission to deliver ad…
Experience: At least 8 years in data center concepts, architecture, design, or implementation.
Salary: $130,000 to $150,000 / year
Benefits: Employee Stock Ownership Plan (ESOP), 3% Fully Vested Company 401K Contribution, comprehensive insurance plans, Profit-…

Northrop Grumman

Network Administrator Aurora
Skills & Focus: Network Administration, LAN/WAN, Cisco routers, Network design, Routing protocols, Firewall troubleshooting, Network analysis tools, Security+ certification, Polygraph clearance, Technical documentation
About the Company: Northrop Grumman is a leading global security company that provides innovative systems, products, and solutions in aerospace, electronics, and information syst…
Experience: Master's Degree with 3 years of IT experience; OR a Bachelor's Degree with 5 years of IT experience; OR an Associate's Degree with 7 years of IT experience; OR a High School Diploma/GED with 9 years of IT experience is required
Salary: $95,800.00 - $143,600.00
Type: Full-time
Benefits: Flexible work arrangements, exceptional healthcare/benefits, 401k matching, paid holidays, PTO, discretionary bonuses, …
Tier III Network Engineer Aurora
Skills & Focus: Network Engineering, Routing, Switching, Firewalls, Cabling, CISCO, Juniper, Network security, Technical documentation, Problem-solving
About the Company: 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…
Experience: 6-8 years of Network Engineering experience
Salary: $100,300.00 - $150,500.00
Type: Full-time
Benefits: Health insurance coverage, life and disability insurance, savings plan, Company paid holidays, and paid time off (PTO) …

Saic

Senior Systems Engineer Aurora
Skills & Focus: network engineer, systems administrator, Linux, network security, firewalls, troubleshooting, documentation, system administration, DOD 8570, data analytics
About the Company: SAIC® is a premier Fortune 500® technology integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust po…
Experience: 14 years of experience or relevant education
Salary: $160,001 - $200,000
Type: Full-time
Benefits: Click here for benefits details.

Rampant Technologies

Systems Engineer Aurora
Skills & Focus: Cyber Security, IT solutions, System Administration, Service Oriented Architecture, Red Hat Enterprise Linux, TS/SCI clearance, Security+ CE, Engineering, Contract programs, Principal Engineer
Experience: Minimum of eight (12) years’ relevant experience

General Dynamics

Data Center Operations Engineer Aurora
Skills & Focus: Data Center, Networking, Troubleshooting, Linux, Technical issues, Server hardware, Disaster recovery, Database, Government activities, Customer service
About the Company: A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. governmen…
Experience: 8+ years
Salary: $144,817 - $195,929
Type: Full Time
Benefits: Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Ac…
System Administrator Associate_TS/SCI with Polygraph Aurora
Skills & Focus: Systems Administration, Technical Support, Troubleshooting, IT infrastructure, Installation, Maintenance, Customer Service, Incident Management, Change Management, VoIP
About the Company: GDIT is a global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. g…
Experience: 0+ years of related experience
Salary: $26.30 - $30.41 hourly
Type: Full Time
Benefits: 401K with company match, comprehensive health and wellness packages, paid vacation and holidays, and various insurance …

Nbcuniversal3

Systems Engineer Centennial
Skills & Focus: media production, technology, systems, IT, media applications, infrastructure, cyber security, incident response, workflow solutions, troubleshooting
Network Engineer Centennial
Skills & Focus: network, firewalls, Cisco, Arista, Palo Alto, automation, monitoring, scalable, infrastructure, broadcast

Contact Government Services, Llc

Sr. Network Engineer Denver
Skills & Focus: Network Engineer, Infrastructure, Cloudpath, Documentation, Network Security, Vulnerability Assessment, Agile, RF Site Survey, Layer 2 Switching, Layer 3 Routing
About the Company: Contact Government Services (CGS) strives to simplify and enhance government bureaucracy through the optimization of human, technical, and financial resources.…
Experience: At least 3 years
Salary: $174,358.08 - $251,850.56
Type: Full Time
Benefits: Health, Dental, and Vision; Life Insurance; 401k; Flexible Spending Account (Health, Dependent Care, and Commuter); Pai…
Senior Database Administrator Denver
Skills & Focus: Microsoft SQL Server, Backup/Restore procedures, Capacity Planning, Reporting Services, Analysis Services, Integration Services, Database Administration, VMware, Microsoft Hyper-V, AWS
About the Company: Contact Government Services is seeking a Senior Database Administrator to assist with administering all aspects of Microsoft SQL Server. CGS brings motivated, …
Experience: Minimum 5 years relevant experience related directly to SQL Server Database Administration
Salary: $89,301.33 - $121,194.66 a year
Type: Full-time
Benefits: Health, Dental, and Vision; Life Insurance; 401k; Flexible Spending Account (Health, Dependent Care, and Commuter); Pai…

Caribou

IT Systems and Operations Administrator Denver
Skills & Focus: IT Systems, Operations, Support, SaaS, Security, Project Management, Vendor Management, Help Desk, Automation, Networking
About the Company: At Caribou, we care about giving people financial freedom so they can focus on what’s most important to them. Today, less than two percent of Americans refinan…
Experience: 5+ years of IT experience, including help desk support and systems administration; 2+ years of experience in a senior IT role, handling escalated support and IT systems architecture.
Salary: $100k - $125k
Benefits: Base salary of $100k - $125k, Equity options, 401k savings program, Generous paid time off including: Flexible Time Off…

Contact Government Services, Llc

Senior Database Administrator II Denver
Skills & Focus: SQL Server, Database Administration, Replication, Backup, Restore, Capacity Planning, VMware, Microsoft Hyper-V, Microsoft Technologies, Cloud environments
About the Company: Contact Government Services is seeking a Senior Database Administrator to assist with administering all aspects of Microsoft SQL Server. CGS brings motivated, …
Experience: Minimum 5 years relevant experience related directly to SQL Server Database Administration.
Salary: $114,816 - $165,845.33
Type: Full-time
Benefits: Health, Dental, and Vision, Life Insurance, 401k, Flexible Spending Account (Health, Dependent Care, and Commuter), Pai…
Senior Systems Administrator Denver
Skills & Focus: Systems Administration, Relativity Experience, Database Management, Technical Support, Government IT, Workflow Process, System Requirements, Training Development, Technical Documentation, Project Management
About the Company: CGS is seeking to simplify and enhance government bureaucracy through the optimization of human, technical, and financial resources. We combine cutting-edge te…
Experience: At least five years of experience in systems administration.
Salary: $101,920 - $131,040 a year
Type: Full Time
Benefits: Health, Dental, and Vision; Life Insurance; 401k; Flexible Spending Account (Health, Dependent Care, and Commuter); Pai…

Janus Henderson Investors

Network Engineer Denver
Skills & Focus: network administration, Cisco networking, cloud networking, Microsoft Azure, Palo Alto firewalls, network access control, BGP, OSPF, Python, Terraform
About the Company: At Janus Henderson, we are committed to a mission of helping clients define and achieve superior financial outcomes through differentiated insights, discipline…
Salary: $110,000-$125,000
Type: Full-time
Benefits: Comprehensive total rewards package including competitive compensation, pension/retirement plans, health, wellbeing and…

Clear

Field Engineer Denver
Skills & Focus: Field Engineer, technology infrastructure, customer support, hardware maintenance, remote support, software updates, troubleshooting, SLA compliance, MDM Solutions, Systems Administrator
About the Company: CLEAR's mission is to create frictionless experiences where every day feels magical. Their identity platform transforms the way people live, work, and travel, …
Experience: Minimum of 3 years working within a Service Desk or Support driven role.
Salary: $70,000-$90,000
Type: Full-time
Benefits: Comprehensive healthcare plans, family building benefits, flexible time off, 401(k) retirement plan with employer match…

Cloudflare

Professional Services Consultant for Application Security and Performance Denver
Skills & Focus: DDoS Protection, WAF, API Gateway, Bot Management, Certificates Manager, Rate Limiting, SSL, Page Shield, Project Management, Scripting Languages
About the Company: At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites…
Experience: 8+ years of experience in a customer facing position as a Customer Engineer, Security Engineer, Implementation Engineer, Onboarding Engineer, Consultant, Technical Support Engineer, Solutions Architect, and/or Systems Engineer.
Salary: Estimated annual salary of $159,000.00 - $195,000.00 for Colorado, New York and Texas based; $176,000.00 - $215,000.00 for New York City, Washington, DC Metro and California based (excluding Bay Area); $184,000.00 - $224,000.00 for San Francisco Bay Area based hires.
Benefits: Cloudflare offers a complete package of benefits including Medical/Rx Insurance, Dental Insurance, Vision Insurance, Fl…

Gusto

IT Infrastructure Engineer Denver
Skills & Focus: network protocols, server operating systems, virtualization technologies, Microsoft technologies, cloud computing platforms, scripting languages, configuration management tools, backup and recovery strategies, security best practices, problem-solving skills
About the Company: Gusto is a modern, online people platform that helps small businesses take care of their teams. On top of full-service payroll, Gusto offers health insurance, …
Experience: 4-7 years of IT Infrastructure experience
Salary: $113,000-126,000 in Denver & most remote locations, $136,000-153,000 for San Francisco & New York
Type: Full-time

Crusoe

IT Systems Administrator Denver
Skills & Focus: IT Systems Administration, Infrastructure Engineering, OKTA Administrator, Cloud environments, Windows support, macOS support, GCP, Azure, Manufacturing, Software documentation
About the Company: Crusoe is building the World’s Favorite AI-first Cloud infrastructure company. We’re pioneering vertically integrated, purpose-built AI infrastructure solution…
Experience: 2+ years of experience in Systems Administration or Infrastructure Engineering
Salary: $90,000 - $110,000
Type: Full time
Benefits: Health, dental, and vision insurance; HSA employer contributions; Paid Parental Leave; 401(k) with 100% match up to 4%;…
IT System Administrator Denver
Skills & Focus: Systems Administration, Infrastructure Engineering, Identity Management, Enterprise Applications, Cloud Environments, GCP, Azure, Windows Support, Manufacturing Systems, Network Security
About the Company: Crusoe is building the World’s Favorite AI-first Cloud infrastructure company. We’re pioneering vertically integrated, purpose-built AI infrastructure solution…
Experience: 2+ years of experience in Systems Administration or Infrastructure Engineering
Salary: Compensation will be paid in the range of $90,000 to $110,000 base salary.
Benefits: Industry-competitive compensation, collaborative work environment, Restricted Stock Units, health, dental, and vision i…

Visa

Infrastructure Support Engineer Highlands Ranch
Skills & Focus: Infrastructure, Automation, Monitoring, Linux, Ansible, Chef, Splunk, Kubernetes, Security, Incident Response
Type: Full-time

Netapp

Software Engineer - Continuous Product Engineering Boulder
Skills & Focus: System Logs, NetApp ONTAP, Troubleshooting, Software Fixes, Customer Support, File System, Protocol Diagnosis, Debugging, Source Code, Interoperability
About the Company: NetApp is the intelligent data infrastructure company, turning a world of disruption into opportunity for every customer.
Experience: 2+ years
Salary: 108,800 - 162,800 USD
Type: Full-time
Benefits: Health Insurance, Life Insurance, Retirement Plans, Paid Time Off, Employee Stock Purchase Plan, and more.

Splunk

Site Reliability Engineer Boulder
Skills & Focus: Site Reliability Engineering, Cloud, AWS, Linux, Networking, Automation, Troubleshooting, Distributed Systems, Incidents, Monitoring
About the Company: Splunk, a Cisco company, specializes in machine data analytics and offers large scale cloud solutions.
Experience: 2-3 years Linux experience
Type: Full-time

Scitec, Inc.

Senior Principal Windows System Administrator Boulder
Skills & Focus: Windows systems administration, Active Directory, Windows Server, Group Policy, security policies, performance tuning, troubleshooting, technical issues, system performance, networking
About the Company: SciTec is a dynamic small business with the mission to deliver advanced sensor data processing technologies and scientific instrumentation capabilities in supp…
Experience: 10+ years professional experience performing duties of a Windows system administrator
Salary: $150,000- $195,000 / year
Type: Full-time
Benefits: Employee Stock Ownership Plan (ESOP), 3% Fully Vested Company 401K Contribution (no employee contribution required), 10…