Demo

Security System Administrator

Kratos Defense and Security Solutions
Boulder, CO Full Time
POSTED ON 6/19/2026
AVAILABLE BEFORE 7/26/2026
Job Description

Readiness Delivered. Kratos is a company that strives to innovate and collaborate to make the world a better place. From ground control to space domain, you can contribute to work that matters with a company where diversity, integrity and inclusion are shared values. We’re committed to fostering an environment for every teammate that’s welcoming with great opportunity for professional growth. Find your future together with us. Kratos Space is seeking an experienced Security System Administrator II to join our team in Boulder, CO.

Experience And Skills

  • 2-5 years industry experience
  • Strong understanding of core networking concepts, including subnets, routing, DNS, and VLANs.
  • Installation, configuration, and support of servers and workstations.
  • Administration of Red Hat Enterprise Linux systems.
  • Red Hat Identity Management, LDAP, MFA, and related authentication services.
  • Development and maintenance of Ansible playbooks for automation, orchestration, and system configuration.
  • Scripting with Bash, Python, or Perl.
  • PKI and certificate lifecycle management.
  • Development, maintenance, and improvement of technical processes, procedures, system configuration documentation, and troubleshooting guides.
  • Strong analytical, troubleshooting, and problem-solving skills.
  • VMware virtualization technologies, including vSphere, vCenter, ESXi, compute, storage, and networking.
  • Secret Security Clearance required with SCI eligibility

Preferred Skills And Experience

  • Dell infrastructure, including servers, switches, SAN, and NAS solutions such as Dell PowerStore.
  • Infrastructure as Code concepts and related tooling.
  • DISA STIG implementation and DISA SCAP Compliance Checker.
  • Container technologies and orchestration platforms, including Docker and Kubernetes.

The grade-based pay range for this job is listed below. Individual salaries within that range are determined through a wide variety of factors including but not limited to education, experience, knowledge, and skills.

Competitive salary based on experience and education

Salary Range: $105,000-$125,000

Kratos is valued for our ability to design and deliver leading edge, resilient solutions for aerospace communication, control, awareness and mission success across a continuum of offerings—from commercial to tailored custom solutions and integrated programs. Customers trust us to stay relevant and know we are in it for the long-haul. We bring both the capability and confidence that our customers value and depend on. And we always deliver.

This posting will close within 90 days from the Posting Date.

Job Benefits

  • Medical, Dental & Vision Insurance Coverage
  • Life/ADD & Short/Long Term Disability Insurance
  • 401(k) Savings Plan
  • Employee Stock Purchase Plan (ESPP)
  • Paid Time-Off (PTO)
  • Holidays
  • Education Reimbursement


Kratos Defense is an Equal Opportunity Affirmative Action Employer. EOE, Minorities, Females, Vet, Disabled, Sexual Orientation, Gender Identity or any other protected class. All qualified job seekers are encouraged to apply. Kratos Defense is committed to America's veterans by providing opportunities for them to continue contributing after service to our nation. We also work to provide reasonable accommodations to individuals with disabilities.

EEO Is The Law

Disability Accessibility Accommodation
If you require an accommodation to navigate or apply to our careers site, please send your request to HRAccessibility@kratosdefense.com or call 858-964-2916. Any inquires not related to requesting an accommodation will be discarded.

Pay Transparency
The company will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant.

Job Applicant Privacy Notice
For applicants in the EU and California residents, please review our privacy notice.

Salary : $105,000 - $125,000

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