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Mid-Level Network Administrator

United States, Fort Belvoir · Job Posted December 12, 2025
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Job Description

Are you looking for a Challenge? Looking for an innovative organization and the opportunity to learn and grow professionally? At Terrestris, LLC, we are helping the government create better mission outcomes through better human performance and assisting our clients in finding the talent to do so. Our client is looking for an experienced Mid-Level System Administrator to join a growing team. As a System Administrator, supporting the Government, you will be trusted to manage data within hardware, software, storage, and bandwidth constraints. This position will report to Fort Belvoir, VA.

Job Responsibility

  • Manage software licenses
  • Update software images
  • Troubleshoot and remediate software applications
  • Install software applications
  • Monitor and report software application performance metrics
  • Develop, implement, and update backup and recovery procedures
  • Maintain STIG compliance as required
  • Operate and maintain vSphere application
  • Manage the Active Directory AD Domain with windows systems and servers and Linux systems
  • Coordinate lifecycle equipment replacement
  • Forecast hardware and software requirements
  • Maintain equipment
  • Conduct CD/DVD handling procedures
  • Document processes and procedures
  • Provide customer support
  • Manage data within hardware, software, storage, and bandwidth constraints

Requirements

  • At least 8 years of experience conducting analysis relevant to the specific labor category with at least a portion of the experience within the last 2 years
  • Bachelor's degree in an area related to the labor category from a college or university accredited by an agency recognized by the U.S. Department of Education
  • DoD 8570 Information Assurance Technician – Level III certification
  • TS SCI Security Clearance
  • Demonstrate working knowledge of the concepts involved in the specific functions outlined in the specified labor category description
  • Demonstrate ability to apply IC and DoD classification guidelines and procedures
  • Demonstrate ability to use logic and systematic approaches to gather, evaluate, and synthesize multiple sources of information
  • Demonstrate ability to work semi-independently with oversight and direction
  • Demonstrate ability to interpret analysis to include, but is not limited to, its meaning, importance, and implications
  • Demonstrate ability to defend analytic judgements with sound, logical conclusions and adapt analytic judgments when presented with new information, evolving conditions, or unexpected developments
  • Demonstrate ability to produce timely, logical, and concise analytic reports, documents, assessments, studies, and briefing materials in formats including Microsoft Office tools (e.g. Excel, Word, PowerPoint, etc.)
  • Demonstrate ability to communicate complex issues clearly in a concise and organized manner both verbally and non-verbally, with strong grammar skills
  • Demonstrate proficiency using Microsoft Office tools
  • Demonstrate ability to develop structured research including, but not limited to, obtaining, evaluating, organizing, and maintaining information within security and data protocols
  • Demonstrate ability to recognize nuances and resolve contradictions and inconsistencies in information
  • Demonstrate comprehensive mission knowledge and skills that affirms completion of all developmental training and experiences for the labor category
  • Demonstrate ability to work independently with minimal oversight and direction
  • Demonstrate ability to collaborate and work with other IC members on information sharing, driving collection, and addressing analytic disputes and conflict resolution
  • Demonstrate ability to develop concise, insightful, and comprehensive products for defense intelligence
  • Demonstrate ability to guide teams in researching multifaceted or critical problems
  • Demonstrate the ability to communicate understanding from information that may be incomplete, indirect, highly complex, seemingly unrelated, and / or technically advanced
  • Demonstrate ability to structure analysis based on trends in reporting and a range of analytic perspectives from other analysts, organizations, and intelligence disciplines
  • Demonstrate ability to lead teams in researching multifaceted or critical problems
  • Provides guidance in selecting, designing, and applying analytic methodologies
  • Uses argument evaluation and validated analytic methodologies to challenge differing perspectives

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