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Systems Administrator

Location Nellis AFB, Nevada Category Support Services Job Type Full time Job Id R2103187 Posted Date 06/12/2025
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JOB DESCRIPTION

Title:

Systems Administrator

Belong. Connect. Grow. with KBR!

KBR’s National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and national security communities. In this position, your work will have a profound impact on the country’s most critical role – protecting our national security.

Why Join Us?

  • Innovative Projects: KBR’s work is at the forefront of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions.
  • Collaborative Environment: Be part of a dynamic team that thrives on collaboration and innovation, fostering a supportive and intellectually stimulating workplace.
  • Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space defense.

KBR is seeking a Systems Administrator to join our team onsite at Nellis AFB

The successful candidate will Provide Systems Administration support to the Test Resource Management Center’s (TRMC) All Domain Test Range (ADTR) and INDOPACOM Pacific-Rim Multi-Domain Training and Experimentation Capability Team, Joint Mission Environment Test Capability (JMETC) Secret Network (JSN) Node, JMETC Multiple Independent Levels of Security Network (JMN) Node, Secret Defense Research and Engineering Network (SDREN), Defense Research and Engineering Network (DREN);

As a SA, you will be a critical part of our team responsible for evaluating customer requirements on complex technical challenges. You will aid by providing solutions to complex problems in a manner which meets both functional and security requirements. You will handle keeping the team’s testing environment operational and in compliance with all TRMC directives and applicable RMF requirements. To do this you will often work with other distributed team members to discuss current system status and desired future enhancements.

Responsibilities:

  • Responsible for the administration of computer systems hardware, network gear, software, information systems & peripheral equipment such as servers, desktops, zero clients, storage devices, and virtualization infrastructure.
  • Install, support, upgrade, and configure systems (Windows/Linux/VMWare/SQL Server, Horizon UAG, VDI) Maintain security and recovery procedures such as patching, applying STIGs, and performing backups of systems.
  • Administration of infrastructure including servers, zero clients, malware protection software, HBSS, syslog servers, databases, ACAS, etc.
  • Upgrade systems and processes as needed for enhanced functionality and/or security issue resolution.
  • Find potential risks or inefficiencies associated with the configuration of the system and recommend mitigation strategies.
  • Ensure compliance with data security policies, relevant legal and regulatory requirements, and TRMC cyber security program implementation plans following TRMC directives and applicable RMF requirements.
  • Authors and/or reviews team standard operating procedure (SOP) documentation to ensure consistent systems configuration and knowledge transfer to other team members.

Required Qualifications:

  • MUST HAVE an ACTIVE Top Secret with SCI eligibility
  • Minimum of 10 years' experience in Systems Administrator role
  • Education: Technical bachelor's degree (experience may be substituted in lieu of degree)
  • Able to lift up to 35 lbs.
  • Willing to travel up to 25%
  • Strong background in the setup, configuration, and maintenance of virtualization environments -VMware preferred (VxRail, vSphere, vDS, NSX) Strong Windows Skills (Active Directory, Group Policy, DNS, Web Application Proxy, ADFS, PKI) Strong Linux Skills (Docker, Containers, Kubernetes, RHEL, Satellite, scripting, ansible playbooks) Strong documentation skills (Writing SOPs, Creating Networking Diagrams)

Desired Qualifications:

  • Virtual Desktop Infrastructure – Horizon, UAG, Provision and Maintain VM pools Solid understanding and experience supporting zero clients Experience supporting systems within a DoD Risk management Framework (RMF) accredited environment SIEM (Splunk, SolarWinds, etc.) Coordination, Communication and Presentation skills Layer 2/3 Networking experience
  • Firewall Experience DoD 8570 certifications (Security+, CISSP, Computing Environment)
  • Experience working with DoD Wide Area Networks and familiarity with various network architectures and common protocols to include:
  • Experience working with Defense Research and Engineering Network (DREN)
  • Experience working with the Secret Defense Research and Engineering Network (SDREN) EPO (Trellix) experience - policy, agent updates, compliance dashboards ACAS experience - scanning, reporting, compliance dashboards

Belong, Connect and Grow at KBR

At KBR, we are passionate about our people and our Zero Harm culture.  These inform all that we do and are at the heart of our commitment to, and ongoing journey toward being a People First company.  That commitment is central to our team of team’s philosophy and fosters an environment where everyone can Belong, Connect and Grow. We Deliver – Together. 

KBR is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, disability, sex, sexual orientation, gender identity or expression, age, national origin, veteran status, genetic information, union status and/or beliefs, or any other characteristic protected by federal, state, or local law.

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