Valiant is looking for a Network Computer System Admin I to join our team!
This position is a full time Exempt (salary) position, supporting the Joint Readiness Training Center (JRTC)Support Contract. The Network Computer System Administrator I supports the operation, maintenance, and sustainment of the JNN and the overall JRTC Integrated Training Networks requirement. This role works closely with the Computer Systems Administrator II and Network Administrator II to ensure reliable, secure, and efficient network operations for OPS Group (OPS GRP) networks.
ESSENTIAL DUTIES AND RESPONSIBILITIES:
- Manage and maintain the Joint Network Node (JNN) and Satellite Transportable Terminal (STT) in support of JRTC rotational training, including preventive maintenance and administration.
- Configure, manage, and maintain NetOps infrastructure—including the Virtual Switching System (VSS), Virtual Machines (VM), routers, switches, firewalls, Cisco Call Manager (CCM), Solaris NetFlow and other servers, monitoring tools, equipment, and software—in support of JRTC rotational mission requirements.
- Maintain, upgrade, and optimize network infrastructure in coordination with the Network Administrator II.
- Assist the Computer Systems Administrator II with daily network operations for OPS GRP networks.
- Ensure connectivity of the infrastructure for rotational training and verify the functionality of links.
- Conduct upper Tactical Internet (TI) network analysis and troubleshooting in support of JRTC rotational mission requirements.
- Provide customer support to troubleshoot issues encountered by units and other users of the JNN network.
- Design, configure, and maintain network monitoring tools and conduct network trend analysis.
- Coordinate Satellite Access Requests (SAR) and Joint Integrated SATCOM Tool (JIST); coordinate with Regional Hub Nodes (RHN) and unit hub nodes to meet mission requirements.
- Plan, coordinate, and schedule Joint Training Experiential Network (JTEN) missions.
- Provide Network Management guidance and recommendations to Brigade- and Battalion-level Network Technicians.
- Assist and provide technical support to Technology Support/Trainers as needed.
- Conduct monthly Assured Compliance Assessment Solution (ACAS) and Nessus scans; perform quarterly Information Assurance Vulnerability Alert (IAVA) updates IAW DoD Information Systems Standards and DISA policies.
- Research applicable standards and documentation to ensure network compliance.
- Enforce system access, operation, maintenance, and disposition requirements.
- Maintain industry certification in accordance with DoD 8570.01-M and DoDD 8140.01 for IAT Level II.
- Identify, analyze, and document long-range requirements and administer resources related to the enterprise network.
- Prepare technical implementation plans providing integrated solutions—including actions, milestones, timelines, and critical paths.
- Plan for and ensure reasonable network performance responsiveness (e.g., availability, reliability, and throughput).
- Perform data collection for performance evaluation and create monitoring reports and equipment logs.
- Conduct and report Preventative Maintenance Checks and Services (PMCS) for all JNN, STT, and NetOps equipment.
- Prepare activity and progress reports for the Government regarding network performance initiatives.
- Perform other duties as assigned.
CERTIFICATION REQUIREMENTS:
- High School Diploma or higher
- CompTIA Security+ CE certification required and IAT Level II compliant on day one (this requirement cannot be waived). An equivalent or higher-level IAT Level II baseline certification is also acceptable.
- Computing Environment (CE) certification required within 6 months of hire highly desirable.
- Additional certifications (e.g., Microsoft, VMware, etc.).
REQUIRED QUALIFICATIONS:
- 1+ years performing Network Administration; DoD experience preferred
- 3+ years of relevant experience in a customer service / IT help desk role or as a network engineer.
- Network administration: 3 years (Required)
- Experience in network/system administration in an enterprise or DoD/government environment.
- Working knowledge of LAN technologies, routing/switching, and network security principles.
- Experience with system installation, configuration, patching, and maintenance for networked systems.
- Ability to analyze network logs, troubleshoot complex issues, and document resolutions.
- Familiarity with backup, recovery, and archiving procedures.
- Strong documentation skills and attention to detail.
- Ability to work collaboratively with other administrators and support staff in a mission-critical environment.
- Proficiency with Cisco command line interface (CLI) for configuration and troubleshooting of network devices.
- Hands-on experience operating, configuring, or troubleshooting WIN-T / JNN, STT, or other tactical network transport systems.
- Network administration experience supported by a CCNA and/or CompTIA Network+ certification.
- Experience administering NetOps monitoring tools and executing DISA compliance processes (ACAS, Nessus, IAVA).
- Working understanding of network topology and architecture within the Department of Defense (DoD) environment.
- Demonstrated experience with network troubleshooting, fault isolation, and resolution.
- Prior military or government contracting experience.
WORKING CONDITIONS:
Position: Office environment, occasionally outdoors.
Work Week: Monday–Friday during standard operations. 24-hour coverage schedules include weekends and overnight shifts during mission support.
Work Hours: 8-hour shift during standard operations. During training mission support, shifts (including day, evening, and overnight) are assigned to maintain continuous 24-hour coverage.
Overtime: As Required
Travel: As Required
PHYSICAL REQUIREMENTS: Physical requirements may include, but are not limited to, lifting, ascending, and descending stairs, climbing, extended sitting or standing, to various degrees.
Skills Required
- High School Diploma or higher
- CompTIA Security+ CE certification and IAT Level II compliant on day one (cannot be waived)
- Computing Environment (CE) certification within 6 months of hire
- Additional certifications (e.g., Microsoft, VMware)
- 1+ years performing Network Administration
- DoD experience preferred
- 3+ years relevant experience in customer service/IT help desk or as a network engineer
- 3 years network administration (required)
- Experience in network/system administration in an enterprise or DoD/government environment
- Working knowledge of LAN technologies, routing/switching, and network security principles
- Experience with system installation, configuration, patching, and maintenance for networked systems
- Ability to analyze network logs, troubleshoot complex issues, and document resolutions
- Familiarity with backup, recovery, and archiving procedures
- Strong documentation skills and attention to detail
- Ability to work collaboratively in a mission-critical environment
- Proficiency with Cisco command line interface (CLI) for device configuration and troubleshooting
- Hands-on experience operating, configuring, or troubleshooting WIN-T / JNN, STT, or other tactical network transport systems
- Network administration experience supported by CCNA and/or CompTIA Network+ certification
- Experience administering NetOps monitoring tools and executing DISA compliance processes (ACAS, Nessus, IAVA)
- Working understanding of DoD network topology and architecture
- Demonstrated experience with network troubleshooting, fault isolation, and resolution
- Prior military or government contracting experience
- Maintain industry certification per DoD 8570.01-M and DoDD 8140.01 for IAT Level II
- Ability to perform Preventative Maintenance Checks and Services (PMCS) on JNN, STT, and NetOps equipment
What We Do
Valiant Integrated Services is a global government services provider that empowers critical missions by training, equipping, protecting, sustaining, and supporting those who serve. With over 5,000 employees globally, the company delivers high-value solutions to defense, aerospace, national security, and intelligence partners, providing expertise in training, simulation, logistics, and intelligence across complex environments on five continents.
