Senior Network Administrator

Chenega Corporation • Arlington, VA

2d

About The Position

Senior Network Administrator
Arlington, VA
Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employer’s core culture? If so, Chenega Military, Intelligence & Operations Support (MIOS) could be the place for you! Join our team of professionals who support large-scale government operations by leveraging cutting-edge technology and take your career to the next level!
The Senior Network Administrator is responsible for the design, implementation, maintenance, and support of the organization's enterprise network infrastructure. This role ensures the stability, integrity, and efficient operation of the network systems that support core organizational functions. The Senior Network Administrator leads efforts in planning network architecture, troubleshooting complex network issues, implementing security protocols, and optimizing performance across local area networks (LANs) and wide area networks (WANs).

Requirements

• Bachelor’s in computer science, IT, or related field OR
• Associates with 5+ years of experience + CCNA.
• 5+ years of enterprise network engineering experience.
• DoD IAT Level II (e.g., Security+ CE).
• Must have a Top-Secret Clearance.
• Deep understanding of TCP/IP, BGP, OSPF, EIGRP, MPLS, VLANs, and VPN technologies.
• Knowledge of firewall policies, intrusion detection/prevention systems (IDS/IPS), access control, and endpoint protection.
• Expertise with Cisco, Palo Alto, Arista, and other enterprise-grade networking equipment.
• Experience with tools like SolarWinds, Wireshark, or similar platforms.
• Advanced analytical skills to quickly identify and resolve complex network issues.
• Experience leading network upgrade or migration projects, including planning, documentation, and execution.
• Strong technical writing skills to create and maintain accurate network diagrams, procedures, and incident reports.
• Able to remain calm and effective during critical outages or security incidents.
• Ability to evaluate current infrastructure and recommend improvements aligned with organizational goals.
• Ability to adapt to shifting priorities and lead through change.

Responsibilities

• Network Architecture & Deployment: Design and implement scalable, secure enterprise network solutions.
• Routing & Protocols: Manage advanced routing protocols (EIGRP, BGP, OSPF) and ensure optimal network traffic flow.
• Cloud & Hybrid Networks: Build and maintain cloud-integrated networks (AWS, Azure, GCP); support hybrid deployments.
• SD-WAN: Deploy and administer SD-WAN solutions to improve flexibility and connectivity across distributed environments.
• Security Integration: Apply DISA STIGs and DoD security guidelines to protect network infrastructure.
• Monitoring & Optimization: Use tools like SolarWinds and SD-WAN controllers to track performance and resolve bottlenecks.
• Documentation: Create and maintain detailed network diagrams, configurations, and technical documentation.
• Support & Troubleshooting: Provide Tier 3-level technical support for complex networking issues.
• Mentorship: Guide junior engineers and support team capability development.
• Vendor Coordination: Evaluate new technologies and manage vendor relationships for hardware/software acquisitions.
• Travel: Occasional CONUS/OCONUS travel may be required for project support.
• Other duties as assigned.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 101-250 employees