Network Administrator – Night Shift

Mission Technologies, a division of HII

. Operate, maintain, and troubleshoot network connectivity and infrastructure on the Navy Enterprise Tactical Training Network (NETTN) .

Posted 11/6/2026full-timeVirginia Beach • Virginia • United StatesMid-LevelSenior💰 $66,303 - $90,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in network operations, troubleshooting, and maintenance, with a strong focus on Information Assurance compliance and customer support. Proficient in managing network connectivity across various classification levels while ensuring adherence to security protocols.

Highest-signal resume keywords

Network TroubleshootingInformation Assurance ComplianceSecurity+ CertificationCisco InternetworkingNetwork Operations Center Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

WAN InstallationLAN InstallationASA Firewall ACL ManagementProtocol AnalysisCisco IOSIP AddressingSwitchingRoutingNetwork MonitoringCryptographic Devices

Soft Skills

Critical ThinkingCustomer Communication

Tools & Technologies

SolarWindsProtocol AnalyzersNetFlowHelp Desk SystemsTrouble Ticketing Systems

Certifications & Qualifications

Security+ CertificationCCNA Certification

Industry Keywords

Department of Defense Security Technical Implementation GuidelinesNavy Enterprise Tactical Training NetworkNetwork Operations and Security CenterNavy Integrated Training Environment

Tech Stack

Tools & technologies

FirewallsiOSSwitchingVoIP

About the role

Key responsibilities & impact

Operate, maintain, and troubleshoot network connectivity and infrastructure on the Navy Enterprise Tactical Training Network (NETTN)
Support operation and maintenance of multiple networks across different classification levels
Ensure continuous network connectivity for customers and sites
Coordinate with Navy, DISA, and commercial circuit providers for implementation and troubleshooting
Maintain Information Assurance compliance, including IOS upgrades, network device configuration changes, and firewall ACL verification and changes
Support remote sites in restoring network failures
Work on the Night Watch in support of the Navy Integrated Training Environment (NITE) within the Network Operations and Security Center (NOSC)

Requirements

What you’ll need

2 years relevant experience with a Bachelor's degree in a related field; 0 years relevant experience with a Master's degree in a related field; or High School Diploma or equivalent and 6 years relevant experience
Security+ or equivalent certification required
Must currently hold and be able to maintain a US Secret security clearance
Experience installing and troubleshooting WAN and LAN network equipment and circuits
Experience monitoring, maintaining and troubleshooting ASA firewall ACLs
Ability to troubleshoot network issues at the protocol/packet level using sniffers, protocol analyzers, NetFlow, logging, etc.
Technical network troubleshooting and critical thinking skills
Knowledge of Cisco Internetworking, including IP addressing, switching, routing, and Cisco IOS
Knowledge of IP networking fundamentals, OSI model, and frame/packet structure
Experience in a network operations center environment, including help desk, customer communication, trouble ticketing, and issue resolution
Experience with Department of Defense Security Technical Implementation Guidelines
Experience with network and performance monitoring tools such as SolarWinds
Experience with network security technologies including firewalls, VRFs, and port-security/802.1x
Familiarity with Cisco VoIP, PoE switches, and Call Manager
Experience with NSA Type 1 cryptographic devices and keymat, particularly KG-175D and KG-75
Must be willing to work periodic shifted schedules including evening, night, and weekend
Bachelor's degree in Computer Science, Information Systems, or related discipline preferred
CCNA certification or equivalent strongly preferred

Benefits

Comp & perks

Best-in-class medical, dental and vision plan choices
Wellness resources
Employee assistance programs
Savings Plan Options (401(k))
Financial planning tools
Life insurance
Employee discounts
Paid holidays
Paid time off
Tuition reimbursement
Early childhood education scholarships
Post-secondary education scholarships
Bonus/other non-recurrent compensation may occasionally be offered for qualified positions