Cloud Systems Administrator

Top Secret/SCI with Poly



Secondary Location:


Telecommute Options:

No remote/telework allowed
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About Peraton

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit to learn how we’re keeping people around the world safe and secure.


Join Peraton: Elevate Your Career in National Security and IT Innovation

At Peraton, we're not just another IT company. We're a mission-critical partner in the national security sector, dedicated to delivering innovative solutions that ensure safety and security worldwide. As a cornerstone in the intelligence, space, cyber, defense, and civilian sectors, our 22,000 strong team is committed to achieving what others deem impossible. Our motto, "Do The Can't Be Done," reflects our dedication to solving the most complex challenges facing our customers.


Why Peraton?

We're focused on making a significant impact—supporting essential government agencies and forging advancements in the U.S. Intelligence Community. At Peraton, your work directly contributes to safeguarding national interests and promoting global security.


Opportunity Snapshot:

We're seeking a seasoned Cloud Systems Administrator to join our National Programs Business Intelligence Systems & Applications Operating Unit. This pivotal role supports the SITE III DO contract, enhancing mission-critical applications and services within a key directorate of the U.S. Intelligence Community. Your efforts will ensure robust, reliable intelligence collection and dissemination, supporting defense intelligence, combatant commands, partner nations, and federal agencies.


What You'll Do:

  • Ensure optimal operation of multi-user computer systems, collaborating with network engineers and software developers.
  • Manage system resources to enhance CPU and disk efficiency and responsiveness.
  • Administer system security, setting up user accounts and profiles, and ensuring compliance with the latest standards.
  • Provide comprehensive support, from Tier 1 troubleshooting to Tier 2 problem resolution.
  • Optimize system performance, oversee software installations, and manage storage solutions.
  • Evaluate new technologies and make recommendations on hardware and software acquisitions.
  • Ensure rigorous application of security settings and conduct regular security assessments.

Who You Are:

  • Experienced in managing Unix and Linux environments and familiar with their configuration.
  • Proficient in scripting and setting up systems from scratch, including application installations.
  • Knowledgeable in security protocols, able to resolve vulnerabilities and run Security Technical Implementation Guides (STIGs).

Join Us: At Peraton, you’ll be part of a team that values innovation, reliability, and accountability. We offer a dynamic work environment where you can truly make a difference. This is more than just a job—it’s a calling, where you can contribute to high-stakes projects and ensure that our national security apparatus remains cutting-edge.

Are you ready to "Do The Can’t Be Done"? Apply now to become a part of our mission-focused team at Peraton.


Minimum of 8 years with BS/BA; Minimum of 6 years with MS/MA; Minimum of 3 years with PhD


Required skills:

  • Full time work in a SCIF is required, but hours are flexible. Should be available during core business hours. Some mission critical applications would require availability after hours and during weekends should the need arise. 
  • Active TS clearance adjudication with SCI eligibility and the ability to obtain polygraph
  • Bachelor's degree in related field of study with 8 or more years of experience. Additional 4 years experience may be considered in lieu of degree.
  • Security+ or other IAT II/III level certification that is currently active
  • Linux (CentOS, RHEL, and/or Oracle). This position requires strong Linux skills with current/very recent experience.
  • Experience working in an AWS environment and familiarity with console accesses to provision, maintain and monitor servers. 
  • Performing snapshots, backups, disaster recovery, performance tuning
    Installation, STIG hardening, patching
  • Excellent troubleshooting skills (including scripting and audit log review) and Tier 1 communication skills 


Desired skills:

  • Experience developing and maintaining critical documentation (SIPs, SAGs, SUMs, SOPs, Getting started guides)
  • Experience with ElasticSearch
  • Current polygraph
  • Cloud (EC2s, S3, Elasticache), Kafka, Openshift, Docker, Keycloak, Wildfly
  • PKI certificates, SSL, service accounts
  • Maintaining multiple environment types (physical, virtual, cloud)
  • Experience supporting security audits and testing events.
  • Experience upgrading from CentOS to RHEL 8 is a nice to have but not a must as long as candidates have strong Linux experience.


Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and participation in an attractive bonus plan.

Target Salary Range

$146,000 - $234,000. This represents the typical salary range for this position based on experience and other factors.
SCA / Union / Intern Rate or Range


An Equal Opportunity Employer including Disability/Veteran.

Our Values


At Peraton, our benefits are designed to help keep you at your best beyond the work you do with us daily. We’re fully committed to the growth of our employees. From fully comprehensive medical plans to tuition reimbursement, tuition assistance, and fertility treatment, we are there to support you all the way.

  • Paid Time-Off and Holidays
  • Retirement
  • Life & Disability Insurance
  • Career Development
  • Tuition Assistance and Student Loan Financing
  • Paid Parental Leave
  • Additional Benefits
  • Medical, Dental, & Vision Care
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