Senior Systems Administrator - DoD RMF & Virtualization

KBR, Inc.; Chandler (AZ); On-site; USD 120,000 - 170,000; Full time

Job summary

KBR, Inc. – National Security Solutions seeks a seasoned Systems Administrator to join our team in the United States. You will provide systems administration for complex DoD networks and protected environments, ensuring RMF compliance and optimal operation of Windows/Linux, virtualization, and security tooling.

The role demands a Top Secret clearance, 10+ years of hands-on experience, and travel up to 20%. You will collaborate with distributed teams to implement secure, scalable infrastructure

Qualifications

• Active Top Secret clearance is required.
• Minimum of 10 years in a Systems Administrator role.
• Technical bachelor’s degree or equivalent experience.

Responsibilities

• Administer computer systems hardware, network gear, software, and virtualization infrastructure.
• Install, support, upgrade, and configure systems (Windows/Linux/VMware) and maintain security procedures.
• Administer infrastructure including servers, zero clients, malware protection, Syslog, databases, and RMF-related tooling.
• Upgrade systems and processes to improve functionality and security.
• Identify risks in configurations and recommend mitigations.
• Ensure compliance with data security policies and TRMC RMF directives.
• Create SOP documentation for consistent configurations.

Skills

Top Secret clearance

VMware

Windows

Linux

Scripting

RMF

DoD networks

Education

Technical bachelor’s degree

Tools

HBSS

ACAS

Splunk

Job description

KBR, Inc. – National Security Solutions seeks a seasoned Systems Administrator to join our team in the United States. You will provide systems administration for complex DoD networks and protected environments, ensuring RMF compliance and optimal operation of Windows/Linux, virtualization, and security tooling.

The role demands a Top Secret clearance, 10+ years of hands-on experience, and travel up to 20%. You will collaborate with distributed teams to implement secure, scalable infrastructure