SAIC Job - 31135259 | CareerArc
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Company: SAIC
Location: Reston, VA
Career Level: Mid-Senior Level
Industries: Technology, Software, IT, Electronics



SAIC is seeking a Sr. LINUX Systems AdministratorPerforms high-level, day-to-day operational maintenance, support, and upgrades for complex operating systems, workstations and servers. This is a great opportunity to obtain a CI Poly!
This position will be responsible for the following:
  • Coordinate, direct and performs complex software installations and upgrades to operating systems and layered software packages.
  • Schedule installations and upgrades and maintain them in accordance with established IT policies and procedures.
  • Continually monitor and tune multiple systems to achieve optimum performance levels.
  • Ensure workstation/server data integrity by evaluating, implementing, and managing appropriate software and hardware solutions of varying complexities.
  • Ensure data/media recoverability by developing and implementing a schedule of system backups and database archive operations.
  • Plan and implement the modernization of servers.
  • Develop, implement and promote standard operating procedures and schedules.
  • Conduct hardware and software audits of workstations and servers to ensure compliance with established standards, policies, and configuration guidelines.
  • Develop and implement new standards, policies and procedures.
  • Work closely with Network and Systems Analysts to help determine and develop the systems that will be implemented.


  • Must have a current/active TS/SCI and be will/able to obtain a CI Polygraph
  • Requires a Bachelors degree in Computer Science or related discipline; or 4 additional years of experience in lieu of a degree
  • Minimum of 10 years of experience with the administration and distribution of Linux systems (preferably RHEL and CentOS at a minimum)
  • Proficient in creation and management of VMWare-based virtual machines
  • Experience installing, configuring, maintaining, monitoring and troubleshooting LINUX servers, either physical (bare metal) or virtual (VMWare or equivalent)
  • Experience in hardening Linux systems based on DISA STIGs requirements or similar hardening regulations
  • IC/DoD security experience to include auditing, virus scanning and IAVA resolution
  • Offline system patching (such as RPM)
  • Setup, configure and maintain various LINUX servers to support development, test, integration and operational software threads
  • Work with development teams to design, implement and maintain continuous integration environment for several projects across multiple networks
  • Support security with VM hardening, patching, auditing, new software requests and other security requirements
  • Track and manage internal and external software licenses
  • Manage Atlassian tool suite (JIRA, Bit Bucket, Confluence) in support of software and system engineering

Desired Qualifications

Desired Qualifications - or the fun things you'll get to learn!

  • Solid general network knowledge (TCP/IP, DNS, SNMP, SMTP, NFS), Amazon Web Service (AWS) management and deployment
  • Experience configuring and deploying web containers/apps (J2EE)
  • Experience and active certifications that meet the ICD 503 guidelines for system administration
  • Experience in installation, configuration and management of Windows-based development tools
  • Experience with installation, configuration and management of PostgreSQL databases
  • Experience with Shell (Bourne, Korn, Bash, csh, ect…) scripting or scripting in Perl or Python
  • Experience with network storage technologies (S3, block and object)
  • Experience with log management, syslog, SIEM, ect
  • Experience with HPC and GPU architectures
  • Familiarity with cross-security domain solutions
  • Previously supported the DIA within the last 5-years

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