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Job Details


Linux/Unix System Administrator - Intermediate



Full Time

On Site


Blacksburg, Virginia, United States


Job Description:

Looking for an exciting opportunity to make an impact as a Linux/Unix Systems Administrator?

1901 Group (A Leidos Company) has a potential upcoming opportunity for a Linux/Unix Systems Administrator located in Southwest Virginia.

We are searching for a an intermediate Linux/Unix system administrator in support of the customer’s infrastructure operations. The administrator will provide remote enterprise server support, consisting of physical and virtual servers requiring complete life cycle support for all hardware, software, and services. All servers are housed within the agency’s Data Centers. The support within this task area will require the administrator to assist and support Sr. Linux Administrators in planning, analysis, testing, implementation, operations and maintenance, information assurance, cybersecurity, and final disposition of all Linux/Unix systems owned by the agency.

Primary Responsibilities:

  • Support Sr. administrators in the maintenance and management of remote systems
  • Apply Security Technical Implementation Guides (STIGs) and/or CIS benchmarks on remote hosts to ensure security compliance
  • Ensure that data center operations are sustained during all maintenance activities
  • Execute all applicable Information Assurance Vulnerability Management (IAVM) controls for systems. Submit any applicable Plan of Action and Milestone (POAM) where required.
  • Deliver high availability for all server resources within the data center while ensuring confidentiality and integrity of the environment
  • Ensure all aspects of Disaster Recovery (DR) are operational and tested

Required Skills:

  • Excellent interpersonal and teamwork skills, as well as, the ability to analyze and solve complex problems as a team
  • BS degree and 2 years of prior relevant experience or Masters with less than 2 years prior relevant experience
  • 3+ years performing system administration on Linux/Unix systems
  • Understand the management and configuration of SELinux and how it can affect application runtime and security
  • Understand and demonstrated ability to interpret and utilize scripting (e.g. Python, Bash, Perl, etc) to automate and streamline system administration
  • Be able to apply system updates via YUM and RPM and troubleshoot bad updates to determine the proper fix
  • Understanding of Ansible and ability to automate tasks via playbooks
  • Working knowledge of the Solaris 10 operating system, including the understanding of zones, LDOMS and how to manage them
  • Have demonstrated experience using VLANs, troubleshooting tools such as netstat, ss and telnet as well as how to harden a system using firewalld/iptables and hosts.allow
  • Have exposure to or understanding of the DISA STIG or its commercial equivalent and be able to demonstrate experience in system hardening and auditing. Understand the effect of applying STIGs on OS functionality and auditing
  • Understand SAN/storage concepts (LUNs, HBAs, iSCSI, CIFs), logical volume management (LVM), & NFS and how to utilize all of those with the OS
  • Demonstrated ability managing and/or creating services via the command line. Display understanding of services such as SMTP/NTP/SFTP and the basic requirements for utilizing each
  • Strong user management skills through the command line and an understanding of Linux/AD authentication and the use of realmd/Kerberos
  • Understanding of DNS and how to configure A Records and CNAMES in a zone file and how to query DNS via nslookup
  • Strong writing skills with the ability to develop technical and non-technical documentation for team members and management
  • Willingness to learn and apply new technologies to fit customer needs
  • Able to work without supervision and accomplish tasks with little guidance

Preferred Qualifications:

  • RHCSA Certifications

Pay Range:Pay Range $54,600.00 - $84,000.00 - $113,400.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.