(781) 916-2284 [email protected]

Secret Cleared Linux Systems Administrator

Our client, a large government contractor with offices located in Linthicum, MD, is in need of a Secret Linux Cleared Systems Administrator to work onsite for a 6-month contract with great chance of extension and/or full-time conversion.


  • Perform primarily as a Linux Systems Administrator for a classified government contract.
  • Support Windows Domains, ensuring Linux systems & accounts authenticate centrally & function as required.
  • Communicate effectively at all levels of the organization, with internal and external customers, in written and verbal format.
  • Maintain efficient operation of all IT infrastructure in the assigned Program area(s), including servers, clients, networking equipment, and software running on the network.
  • Support multiple networks and ensure necessary IT administration tasks are completed independently as necessary.
  • Analyze internal and external customer requirements and recommend equipment and software requirements for solutions to problems by means of automated systems.
  • Recommend and implement system enhancements that will improve the performance and reliability of the system including installing, upgrading/patching, monitoring, problem resolution, and configuration management.
  • Provide backup and recovery services, manage file systems and disk space, and manage virus protection on a routine basis as directed by policy.
  • Create and maintain user and computer accounts and modify file permissions as directed by policy.
  • Test new releases of products to ensure compatibility and minimize user impact.
  • Develop, maintain, and document technical processes and procedures as needed.
  • Maintain security audit and logging information on all classified networked and standalone computers as directed by the Cyber Security team.
  • Report project status as required for all recurring and non-recurring efforts.

Required Skills

  • Associate’s degree with 4 years of experience, or a Bachelor’s degree with 2 years of experience; a High School diploma or equivalent with 6 years of experience may be considered in lieu of a completed degree.
  • Active DoD Secret Clearance or higher
  • Experience maintaining Linux systems in classified environments, and ensuring authentication centrally and functioning as required.
  • A working knowledge of Active Directory (AD) maintenance and support, Group Policy (GPO), DNS management, DHCP and scopes, LDAP protocols, license manager support, deployment of golden images and underlying infrastructure, and vulnerability scanning tools.
  • The selected candidate will be required to obtain and maintain a Special Access Programs (SAP/SAR) clearance as a condition of continued employment. (If you have already had one that is a plus)
  • Currently valid Security+ CE, CASP, CISSP, or similar DoD 8570 security certification; certification must be maintained as a condition of continued employment.

Nice to have

  • Experience operating under and managing systems within NISPOM Chapter 8, DCID 6/3-ICD 503, RMF, STIG, JAFAN, or JSIG information system environments.
  • Knowledge of environmental monitoring tools (HBSS/Solar Winds/Splunk).
  • An active DoD Top Secret or Top Secret/SCI security clearance.
  • VMWare Virtualization technology experience with current version.
  • Experience operating under and managing systems within NISPOM Chapter 8, DCID 6/3-ICD 503, RMF, STIG, JAFAN, or JSIG information system environments.