Network Administrator with Security Clearance

MANTECH seeks a motivated, career and customer-oriented Network Administrator to join our team at Naval Air Station (NAS) Fallon, NV. This position is onsite. The Network Administrator will serve as a critical technical expert managing system software, hardware, and complex network infrastructure while ensuring the seamless interoperability of voice, video, and data services across multiple platforms. Responsibilities include but are not limited to:

• Serving as the technical expert and network/system administrator for system software, hardware, and infrastructure services
• Provide Tier 1 -3 technical support, ex., identifying problems, researching, and guiding them through corrective steps and resolving issues
• Maintaining and enforcing policies, procedures, IT standards, and associated plans for system security administration and user system access
• Resolving complex IT and network problems to ensure interoperability of voice, video, and data services across multiple platforms
• Configuring network equipment and subsystems while managing sustainment tickets in a timely manner
• Perform continuous monitoring and updating of systems to comply with federal security frameworks (like FISMA, FedRAMP, or DoD regulations). This includes managing vulnerabilities and applying security patches
• Running diagnostics to resolve customer-reported issues, documenting customer interactions, and following up to ensure complete resolution
• Recommending inputs to technical documentation, including engineering test procedures, installation instructions, technical directives, and bulletins
• Must be able to travel up to 25% to support training events, exercises, and technical exchanges Minimum Qualifications:
• Bachelor's degree in Information Technology, Information Technology Security, or a relevant technical discipline with 5+ years of relevant IT experience. A BS degree in a non-related field with 6+ years of relevant IT experience can be exchanged for a technical degree
• 2+ years of experience working in a sustainment environment, ex., maintenance, troubleshooting and STIGS
• Experience driving account lifecycle management aligning with NIST AC-2 and performing RMF administrative cyber functions utilizing privileged accounts per NIST AC-5
• DoD 8570 IAT level II certification, ex., Security+ CE, SecurityX / CASP, CISSP Preferred Qualifications:
• Experience with unclassified and classified networks and Type 1 encryption devices
• Knowledge and experience with PowerShell and command-line scripting
• Experience installing, configuring, supporting, and training customized system solutions, including Dell PowerEdge and Cisco network equipment
• Experience managing DoD Host-Based Security Systems (HBSS) Clearance Requirements:
• Must have a current or active TS/SCI clearance Physical Requirements:
• The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.