Linux Systems Administrator

Science Applications International Corp

Pearl City, HI

JOB DETAILS
SALARY
$120,001–$160,000 Per Year
SKILLS
Ansible, Automation, CentOS, Cloud Computing, CompTIA Security+, Computer Security, Configuration Management, Customer Support/Service, DHCP (Dynamic Host Configuration Protocol), DNS (Domain Name System), DoD Directive 8140, DoD Directive 8570, Emerging Technology, Hardware Administration, IAT - Information Assurance Technical, Identify Issues, Information Technology & Information Systems, Infrastructure as a Service (IaaS), Linux Administration, Linux Operating System, Microsoft Windows Operating System, Microsoft Windows Server, Network Protocols, Operating Systems, Performance Analysis, Professional Services, Red Hat Linux Operating System, SMTP (Simple Mail Transfer Protocol), Secret Clearance, Security Compliance, Sensitive Compartmented Information (SCI), Simulation, Software Patches, Standard Operating Procedures (SOP), Sterling Commerce CONNECT:Direct, Systems Administration/Management, Top Secret Clearance, Ubuntu, United States Citizen, United States Department of Defense (DoD), VMWare ESX/ESXi, Work From Home
LOCATION
Pearl City, HI
POSTED
13 days ago

Linux Systems Administrator

Job ID: 2614508

Location: Pearl City, HI, United States

Date Posted: Jul 13, 2026

Category: Information Technology

Subcategory: Sys Administrator

Schedule: Full-Time

Shift: Day Job

Travel: Yes - 10% of the time

Minimum Clearance Required: Secret

Clearance Level Must Be Able to Obtain: TS/SCI

Potential for Remote Work: On-Site

Benefits: Click here

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Job Description

Description

SAIC is seeking a Linux Systems / Cloud Administrator to serve on a team supporting our customer, the HQ USINDOPACOM J76, K. Mark Takai Pacific Warfighting Center. The systems and cloud administrator will be a part of a close team that is maintaining, enhancing and upgrading a myriad of applications and services, in an enterprise environment. As part of team, you will participate in implementation and maintenance of Cloud and On-Prem IT Infrastructure to support the customer.

JOB DESCRIPTION:

  • Administer all Linux servers (RHEL, CentOS, Ubuntu) across the enterprise
  • Monitor health, performance, and availability of Linux infrastructure; remediate issues
  • Provide HW/OS support to Modeling & Simulation (M&S) and C4I systems during exercises
  • Patch Linux servers (NDM, PTEN-S) and apply Linux STIGs
  • Maintain Satellite Servers and local repos
  • Maintain and develop Ansible playbooks for configuration management and automation
  • Maintain Kickstart for automated Linux provisioning
  • Develop and maintain Terraform infrastructure-as-code modules
  • Administer and Manage Cloud Infrastructure and services (M365, Intune, etc.)
  • Remediate Linux ACAS vulnerabilities and respond to CTOs affecting Linux systems
  • Maintain SOPs and troubleshooting guides for Linux and cloud environment
  • Assist other Systems team members with Infrastructure and Server Administration tasks
  • Perform other Systems Administration tasks as assigned

Qualifications

REQUIRED EDUCATION AND EXPERIENCE:

  • Bachelors Degree and nine (9)+ years of experience; additional four (4) years of experience considered in lieu of a degree
  • Experience in Systems Administration across various technologies
  • Experience installing, configuring and troubleshooting Linux systems
  • Experience managing and troubleshooting cloud infrastructure and services
  • Working knowledge of network protocols: DHCP, DNS, SMTP, etc
  • Working knowledge of operating systems: Windows 11, Windows Server, Linux, ESXi
  • Working knowledge of infrastructure hardware and appliances
  • Working knowledge of security compliance in a DoD environment: STIGs, GPOs, SCAP, FedRAMP

REQUIRED CERTIFICATIONS:

  • Must have a current DoD 8570 IAT II compliance certification (Security+ CE or greater), prior to hire

REQUIRED CLEARANCES:

  • Must have an Active Secret Clearance with ability to obtain a TS/SCI Clearance
  • Must be a current US Citizen

Target salary range: $120,001 - $160,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.

Overview

SAIC accepts applications on an ongoing basis and there is no deadline.

SAIC is a premier mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. We integrate emerging technology, rapidly and securely, into mission critical operations that modernize and enable critical national imperatives.

We are approximately 23,000 strong; driven by mission, united by purpose, and inspired by opportunities. SAIC is an Equal Opportunity Employer. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.3 billion. For more information, visit saic.com. For ongoing news, please visit our newsroom.

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About the Company

S

Science Applications International Corp

SAIC is a premier Fortune 500® technology integrator driving our nation's digital transformation. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in engineering, IT modernization, and mission solutions. Using our expertise and understanding of existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem to deliver innovative, effective, and efficient solutions that are critical to achieving our customers' missions. We are a team of 26,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.1 billion. For more information, visit saic.com.
COMPANY SIZE
10,000 employees or more
INDUSTRY
Computer/IT Services
FOUNDED
2013
WEBSITE
https://jobs.saic.com/