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# System Administrator III

- **Company:** Noblis Inc.
- **Location:** Chantilly, VA, United States
- **Experience:** Expert
- **Salary:** $156,050.0
- **Contract:** Permanent contract
- **Skills:** Active Directory Federation Services, Amazon Web Services, Cloud Computing, Databases, System Configuration, Data Integrity, Disaster Recovery, Elasticsearch, Web Servers, Lightweight Directory Access Protocols (LDAP), OpenLDAP, Performance Tuning, Software Configuration Management, Software Deployment, Backup and Restore, Enterprise Software Applications, Okta, Containerization, Kubernetes, Infrastructure Automation Frameworks, Data Management, Splunk, Devsecops, Docker
- **Published:** August 6, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9081387/system-administrator-iii

## About the Role

* Active Top Secret (TS) clearance with eligibility for Sensitive Compartmented Information (SCI) and ability to obtain a Counterintelligence (CI) Polygraph.
 * US Citizenship is required.
 * Experience with virtualization technologies.
 * Understanding of security requirements in government environment.
 * Bachelor's degree or master's degree with 8 years of experience of experience OR Associate degree with 11 years of experience OR High School/Diploma with 14 years of experience.
 * Minimum of 8 years of experience in systems administration.
 * Proficiency level with:
 + Complex multi-enclave environments
 + Advanced system security hardening
 + High-availability system configurations
 + Disaster recovery planning and implementation
 + Advanced troubleshooting and problem resolution
 + System automation and orchestration
 + Performance optimization techniques
 + Capacity planning and resource management

#FundedPosition

Desired Qualifications

 * Active TS/SCI with CI Polygraph
 * Experience with:
 + Cloud platforms (AWS GovCloud, SC2S, C2S)
 + Containerization (Docker, Kubernetes)
 + Configuration management tools
 + LDAP/ OpenLDAP , ADFS, Keycloak
 + Elasticsearch, Splunk, and other data platforms
 + DevSecOps practices and tools
 + SAFe Agile methodologies

## Description

As a Systems Administrator , you will be responsible for installing, configuring, and maintaining operating system workstations and servers, including web servers. You will support the multi-enclave environment (Unclassified, Secret, and Top Secret/SCI) that enables users to collaboratively perform their work using a variety of tools and applications., * Install, configure, and maintain operating system workstations and servers.

 * Perform software installations and upgrades to operating systems and layered software packages.
 * Schedule installations and upgrades in accordance with established IT policies and procedures.
 * Monitor and tune systems to achieve optimum performance levels.
 * Ensure workstation/server data integrity by implementing appropriate software and hardware solutions.
 * Ensure data/media recoverability through system backups and database archive operations.
 * Develop and promote standard operating procedures.
 * Conduct routine hardware and software audits to ensure compliance with standards and configurations.
 * Develop and maintain comprehensive operating system hardware and software configuration databases.
 * Support analytical tool infrastructure.
 * Participate in Program Increments (PIs) and Agile Release Train (ART) activities.
 * Respond to and resolve critical incidents within designated resolution timelines.


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