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Unix Administrator lll

Founded in 1990, Sentar is a Women-Owned Small Business (WOSB) providing advanced Intel and cybersecurity services and products. We supply cybersecurity technology solutions and consulting services that empower our customers to securely leverage their computing and network assets to their fullest potential. Sentar’s innovative cyber security technologies protect network and host computer resources from cyber attackers and malicious insiders.

Sentar is currently seeking a Linux/Unix Admin to support an active government contract at Saufley Field. This individual will be responsible for the implementation, configuration, maintenance, and performance of development, test and production environments.  The selected candidate will work in a team environment to design, build out, document and provide sustainment of environments based on shifting program requirements.   The environments consist of several UNIX (Solaris), Linux (Red Hat) servers, to ensure the availability and consistent performance of corporate applications. This is a “hands-on” position requiring solid technical skills, as well as excellent interpersonal and communication skills. DoD Information Assurance experience is a plus specifically in the areas of IAVA and STIG evaluation, application, and management as it applies to UNIX and Linux.

  • Manage UNIX and Linux servers through multiple product lifecycle environments, from development to mission-critical production systems.
  • Configure and maintain UNIX and Linux servers and processes, including monitoring of system health and performance, to ensure high levels of performance, availability, and security.
  • Independently analyze, solve, and correct issues in real time, providing problem resolution end-to-end.
  • Refine and automate regular processes, track issues, and document changes.
  • Perform scheduled maintenance and support release deployment activities.
  • Share domain and technical expertise, providing technical mentorship and cross-training to other peers and team members.
  • When performance issues arise, determine the most effective way to increase performance including hardware purchases, server configuration
  • Provide technical support on the operations and administration functions associated with Database and Web Application server configurations. These include Windows NT/2008, 2012, 2016 and UNIX, SUN, and LINUX Servers in this environment.
  • Performs architectural planning activities in the areas of security design and redundant solutions, and presents alternatives to Technical Assistant.
  • Programs, maintains, tests, approves, and deploys existing and new functional requirements to the DBS software and relative data files and databases to support user requirements. 
  • Transitions application programs and/or systems to conform to current coding requirements, including maintenance, programming and/or functional/technical interpretation to support an enterprise framework.
  • Provides software turnover packages QA testing and input into production as specified by the project management system.  The items contained in the package may include data entity diagrams, relationship diagrams, attribute definitions, task messages, screen/report layouts, database scripts and recovery procedures.
  • Performs diagnostic testing and system troubleshooting of components.
  • Performs server and workstation connection, configuration, integration, and testing.
  • Develops test plans, coordinates, schedules and conducts testing of survey/assessment content, software upgrades, versions, patches, and Information Assurance Vulnerability Alerts (IAVAs).
  • Conducts evaluation and testing of mobile technology tools, devices and associated hardware for use of mobile assessments and mobile e-learning.
  • Ensures the procedures, methodologies, and tools specified in Navy SOP’s are successfully implemented.
  • Ensures implemented Computer Software Configuration Items (CSCIs) meet the specified quality requirements.
  • Creates, revises, updates, and maintains the Supplementary Quality Assurance Provisions (SQAP), as defined in the Software Development Plan.
  • Provides Operational Test and Evaluation (OT&E) at the initial operation site.  OT&E also occurs in a production-like environment to test performance, although actual users will test the functionality as it's used at the conclusion of the test, the release is considered deployed at its initial operational capability (IOC).


  • 6 years of experience in the areas of in Electronic Documentation, System Administration, Network Administration, Database Administration.
  • Experience with building, configuring and deploying Solaris and Red Hat
  • Proven Experience in troubleshooting Solaris and Red Hat
  • Experience with backups, restores and recovery models on Solaris Version 10 and RHEL Version 6 and 7
  • Minimum of an IAT level II certification (CCNA-Security or CSA+ or GICSP or GSEC or Security + ce or SSCP).
  • Secret Clearance
Company Name:
Security Clearance:
Pensacola, Florida
United States
Not Specified
Job Number:

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