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43 linux systems administrator jobs at 14 companies in Simla, CO

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Cupertino, CA, US
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HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
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1w
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Linux Systems / Cloud Administrator
Colorado Springs, Colorado, United States
OnsiteFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
9+ YOEActive Top Secret clearance, DoD 8140 System Administrator intermediate (Security+ CE or greater), bachelor's +9 years experience (or +4 years in lieu), RHEL/Rocky Linux administration, STIG/SCAP compliance, networking, Ansible, scripting experience.
Red Hat Enterprise Linux, Rocky Linux, TCP/IP, DHCP, DNS, Ansible, shell, bash, python, RKE2, Rancher, ACAS, STIGs, SCAP, LDAP, OIDC
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1w
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Linux Systems / Cloud Administrator
Colorado Springs, Colorado, United States
$120k-$160k/yr OnsiteFull Time
SAIC
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
9+ YOEActive DoD 8140/Security+ (or greater), Top Secret clearance, US citizenship, Bachelor's or equivalent with 9+ years experience, Linux (RHEL/Rocky) and cloud/Kubernetes administration, Ansible automation, networking and security compliance (STIG/SCAP).
Ansible, Red Hat Enterprise Linux (RHEL), Rocky Linux, RKE2, Rancher, ACAS, Kubernetes, Python, Bash, TCP/IP, DHCP, DNS, LDAP, OIDC, SCAP
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1mo
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Senior Systems Administrator
Colorado Springs, Colorado, United States
$90k-$120k/yr OnsiteFull Time
Bluestaq
Bluestaq: Develops secure data management platforms for defense and space missions.
2+ YOEActive DoD Secret or Top Secret clearance, 2+ years systems administration experience, Linux and Active Directory administration, automation with Ansible/Terraform/Docker/Kubernetes, AWS familiarity, CompTIA Security+ required; Confluence and Jira experience.
Active Directory, Ansible, AWS, Confluence, Docker, Jira, Kubernetes, Linux, Packer, Terraform
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2mo
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Systems Administrator
Schriever AFB, Colorado, United States
$107k-$183k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
7+ YOEBachelor's in CS or related with 7+ years' experience, 5+ years Linux/UNIX admin, DOD 8570 IAT Level II cert, Top Secret clearance (must possess) and able to obtain TS/SCI, RHEL and VMware experience, networking and security tool familiarity.
VMware, DISA STIG, ACAS, Red Hat Enterprise Linux (RHEL), Microsoft Server, Palo Alto, Cisco, Wireshark, Commvault
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3mo
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Systems Administrator
Colorado Springs, Colorado, United States
$114k-$129k/yr OnsiteFull Time
IERUS Technologies
IERUS Technologies: Develops electromagnetic spectrum technologies and missile defense solutions.
3+ YOEBachelor’s or Master’s in a related field with years of experience; DoD 8140 IAT Level II+; U.S. citizenship with active Secret clearance; travel up to 10%; strong customer service and IT skills.
Active Directory, Red Hat, Windows, Linux, VDI, Confluence
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1w
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Systems Administrator (Operator) (26-323)
Colorado Springs, Colorado, United States
$76k-$114k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOEActive DoD Secret clearance, ability to configure/operate servers and NAS, proficiency with Linux/Windows and MS Office, 2 years experience or equivalent education, strong troubleshooting and communication skills.
Linux, Windows, Microsoft Office
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1w
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Systems Administrator (Operator) (26-323)
Colorado Springs, Colorado, United States
$76k-$114k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOEActive DoD Secret clearance required, 2+ years experience or equivalent, ability to configure and operate servers/NAS, Linux and Windows proficiency, MS Office, willingness to travel ~10%, IAT certifications preferred.
Linux, Windows, MS Office
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1w
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CMAC Systems Administrator - NISSC - COS
Colorado Springs, Colorado, United States
$85k-$100k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
2+ YOEActive Top Secret with SCI eligibility, 5+ years general experience, 2+ years directly related experience, DoD IAT Level II (Sec+), Red Hat Enterprise Linux, Microsoft Windows, VMWare, LAN/WAN, VM/Remote Desktop and troubleshooting skills.
Red Hat Enterprise Linux, Microsoft Windows, VMWare, Remote Desktop, SPADOC, Remedy
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2mo
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Virtualization Systems Administrator - TS/SCI w/Poly
Annapolis Junction or Washington or Colorado Springs or MacDill AFB or Springfield
$147k-$199k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
8+ YOE8+ years IT experience; active TS/SCI with poly; VMware/Hyper-V; Windows and Linux server admin; patching, hardening, and compliance.
VMware, Hyper-V, Windows Server, Linux Server, Patching and vulnerability management, Security and compliance tooling
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2mo
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Virtualization Systems Administrator - TS/SCI w/Poly
Annapolis Junction or Washington or Colorado Springs or MacDill AFB or Springfield
$147k-$199k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
8+ YOE8+ years IT experience; TS/SCI with poly; virtualization on VMware/Hyper-V; Windows & Linux admin; patching; DoD 8140 certs; US citizenship
VMware, Hyper-V, Windows Server, Linux Server, STIG, Patching tools
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1mo
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System Administrator
Colorado Springs, Colorado, United States
$110k-$125k/yr OnsiteFull Time
ENSCO
ENSCO: Provides engineering, science and advanced technology solutions for mission-critical operations.
3+ YOEU.S. citizen with active TS/SCI clearance, Bachelor's or equivalent with 3+ yrs experience; DoD 8570 IAT Level II (eg Security+); Windows/Linux administration, DISA STIG and patch management, WSUS, GPOs, account management.
Microsoft WSUS, DISA STIGs, GPOs, Windows, Linux
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3w
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System Administrator - Journeyman
Colorado Springs, Colorado, United States
$90k-$120k/yr OnsiteFull Time
Modern Technology Solutions
Modern Technology Solutions: A technology providing systems engineering and cybersecurity support to government and defense customers.
3+ YOELinux/RHEL administration, Microsoft Windows knowledge, Group Policy, Cisco networking, virtualization, LAN/WAN and backup tech, COMSEC and IL4+ experience, RMF familiarity, Bash and Python, Top Secret/SCI clearance, and relevant cyber/sysadmin certifications.
Linux, RHEL, Microsoft Windows, Group Policy, Cisco, Bash, Python, AWS Cloud
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3w
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System Administrator Senior
Colorado Springs, Colorado, United States
$135k-$165k/yr OnsiteFull Time
Modern Technology Solutions, Inc.
Modern Technology Solutions, Inc.: Provides engineering, technology, and cybersecurity services for national security.
10+ YOETop Secret/SCI required. 10+ years experience (with Master's) or equivalent. Strong Linux/RHEL administration, RBAC/STIG management, Ansible and YAML automation, Cisco networking, virtualization, RMF knowledge, Bash/Python scripting, IL4+ environment experience, relevant cyber/sysadmin certs.
Linux, RHEL, Microsoft Windows, Ansible, YAML, Bash, Python, Cisco, STIG, RBAC, Risk Management Framework (RMF), AWS
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4d
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SIM System Administrator I
Fort Carson, Colorado, United States
$63k-$65k/yr OnsiteFull Time
Hatalom
Hatalom: Provides simulation and training solutions for defense organizations.
5+ YOEBA/BS in IT or related (or 3 additional years experience),5 years computer systems experience, IAT Level I, active SECRET clearance, US citizenship, TCP/IP, Linux/Windows troubleshooting, familiarity with AFATDS,JADOCS,AMDWS,TAIS,JBCP,CPCE.
TCP/IP, Linux, Windows, AFATDS, JADOCS, AMDWS, TAIS, JBCP, CPCE
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1mo
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Senior, System Administrator (TS/SCI Needed) (39393)
Colorado Springs, Colorado, United States
$93k-$172k/yr OnsiteFull Time
L3Harris Technologies
L3Harris TechnologiesNYSE: LHX: Aerospace and defense providing mission-critical technology solutions.
4+ YOESystem administration experience with AWS AMI/EC2, Windows and Red Hat Linux, security hardening/STIG, patch automation, and relevant DoD certifications; TS/SCI clearance required.
Amazon Web Service (AWS), Amazon Machine Images (AMI), EC2, Packer, Viper, AWS Systems Manager, Jenkins, GitLab Runner
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1w
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System Operator - Secret Clearance
Schriever AFB, Colorado, United States
$73k-$129k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Active Secret clearance, system integration/administration experience, proficiency with Linux, Windows, MS Office, ability to configure/run/collect data from servers and NAS, troubleshooting and communication skills.
Linux, Windows, Microsoft Office, NAS
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6d
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System Configuration Lead
Colorado Springs, Colorado, United States
$110k-$120k/yr OnsiteFull Time
Infinity Systems Engineering
Infinity Systems Engineering: Provides specialized systems engineering and mission operations for aerospace programs.
3+ YOEBachelor's in CS/IT or related, active TS with SCI eligibility, 3+ years in configuration management or systems administration, experience with configuration management and CI/CD tools, Linux/Unix proficiency, strong analytical and communication skills.
Jira, Version1, GitLab, Gradle, Maven, Nexus, Git, CI/CD, Linux, Unix
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2w
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DevSecOps Engineer (TS/SCI)
Herndon or Colorado Springs or Melbourne
$124k-$200k/yr OnsiteFull Time
Maxar Intelligence
Maxar Intelligence: Providing satellite imagery and geospatial intelligence for global security.
8+ YOEActive TS/SCI clearance, bachelor’s in information systems or related, 8+ years experience, CI/CD and IaC experience, Linux administration, Git and scripting (Bash/Python).
Ansible, Jenkins, GitLab, SonarQube, Cucumber, Cypress, ArgoCD, Keycloak, Docker, Kubernetes, Helm, Rancher, Git, Bash, Python, Cloud Formation, Ansible, Puppet, Chef, OpenStack, Openshift, RedHat, CentOS, Linux, Windows, REST APIs, SQL
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2w
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DevSecOps Engineer (TS/SCI)
Herndon or Colorado Springs or Melbourne
$124k-$200k/yr OnsiteFull Time
Vantor
Vantor: Providing AI-powered spatial intelligence and high-resolution Earth observation.
8+ YOEActive TS/SCI clearance with CI polygraph, Bachelor’s in Information Systems or related, 8+ years experience, CI/CD and DevSecOps toolchain experience (Git, Jenkins/GitLab, Ansible, Cloud Formation), Linux administration.
Ansible, Jenkins, GitLab, SonarQube, Cucumber, Cypress, ArgoCD, Keycloak, Docker, Kubernetes, Helm, Rancher, Git, Bash, Python, Cloud Formation, Puppet, Chef, OpenStack, Openshift, RedHat, CentOS, Linux, Windows, SQL
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