Network Administrator (Senior-Level)

Link Solutions, Inc.

$75K — $95K *
Aerospace & Defense
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • U.S. Citizen with active DoW Secret security clearance
  • 5+ years of experience in enterprise network support and administration
  • DoD 8570/8140 IAT Level II certification (or equivalent)
  • Hands-on experience with enterprise network infrastructure
  • Strong knowledge of Layer 2/3 networking technologies and routing
  • Familiarity with advanced routing protocols like EIGRP, OSPF, BGP
  • Capability to troubleshoot complex connectivity issues

Responsibilities

  • Administer and maintain the enterprise network infrastructure
  • Monitor and ensure network performance, availability, and security
  • Diagnose and resolve network issues across various environments
  • Configure enterprise routing and network services
  • Implement and enforce network security controls
  • Support infrastructure modernization and technology evaluation
  • Develop and maintain technical documentation and operational procedures

Benefits

  • Paid holidays and paid time off
  • Medical, dental, and vision insurance
  • Company-paid long and short-term disability
  • Life insurance coverage
  • Referral bonuses
  • Relocation incentive program
  • Certification reimbursement program
  • Retirement plan options
Full Job Description
Job Description

Link Solutions is seeking a Network Administrator (Senior-Level) to join our team in Clarksburg, WV.
  • U.S. Citizen with an active DoW Secret Clearance
  • Non-remote (relocation incentive available)

The Network Administrator will provide IT support at the Clarksburg Local Network Enterprise Center (LNEC) in support of the Biometric Operations Department (BOD). This role ensures uninterrupted operations across Army Information Technology Portfolio (AITP) systems, including NIPRNET, SIPRNET, and Mission System Environments.

The Network Administrator will be responsible for installing, configuring, maintaining, and securing the network infrastructure. This role demands a strong understanding of enterprise network architecture, including Layer 2/3 switching, routing protocols, and network security standards. The administrator will ensure reliable and secure network operations by proactively monitoring performance, troubleshooting issues, and optimizing systems to support mission-critical activities.

Job Responsibilities:
  • Administer, configure, maintain, and optimize enterprise network infrastructure, including routers, Layer 2/3 switches, wireless systems, firewalls, encryption devices, and telecommunications equipment.
  • Monitor network performance, availability, and security, proactively identifying and resolving issues to ensure mission continuity.
  • Troubleshoot complex network, routing, switching, and connectivity issues across multiple environments and technologies.
  • Configure and support enterprise routing and network services, including OSPF, BGP, IPv4/IPv6, VPNs, IPSec tunnels, and network authentication technologies.
  • Implement and maintain network security controls, ensuring compliance with DoD, Army, and organizational cybersecurity requirements.
  • Support modernization efforts by evaluating, implementing, and optimizing new networking technologies and infrastructure solutions.
  • Develop and maintain network documentation, operational procedures, configuration standards, and technical diagrams.
  • Collaborate with cybersecurity, systems, and mission teams to support infrastructure upgrades, problem resolution, and continuous operational improvement.
  • Provide technical guidance and support to users and stakeholders while promoting network best practices and operational excellence.

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties, or responsibilities that are required of the employee for this job.

Qualifications
  • U.S. Citizen with an active DoW Secret security clearance.
  • 5+ years of experience supporting, administering, and troubleshooting enterprise network environments.
  • DoD 8570/8140 IAT Level II certification or higher (e.g., Security+ CE, GSEC, SSCP, CCNA Security, or equivalent).
  • Hands-on experience designing, implementing, configuring, and maintaining enterprise network infrastructure.
  • Strong knowledge of Layer 2/3 networking technologies, routing and switching, and enterprise network architectures.
  • Experience supporting routing protocols and services, including EIGRP, OSPF, BGP, multicast, and VoIP technologies.
  • Ability to diagnose and resolve complex network and connectivity issues in mission-critical environments.

Preferred:
  • Bachelor's degree in Computer Science, Information Technology, Cybersecurity, Engineering, or a related field.
  • Cisco Certified Network Associate (CCNA), Cisco Certified Network Professional (CCNP), or equivalent industry certification.
  • Experience supporting Department of Defense (DoD), Federal, or other highly regulated enterprise environments.
  • Experience with network security technologies, infrastructure modernization initiatives, and enterprise-scale networking solutions.
  • Experience creating and maintaining technical documentation, network diagrams, standard operating procedures, and configuration standards


Additional Information

Link Solutions Inc. offers a competitive compensation and benefits package to include paid holidays, paid time off, medical, dental, vision, company-paid long and short-term disability, life insurance, referral bonuses, relocation incentive program, certification reimbursement program, retirement, and more.

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