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Network Engineer

Varmoda Tech LLCMcLean, VA🇺🇸United StatesPosted Oct 21, 2026

Quick Overview

Seniority
Mid Senior
Work mode
Hybrid
Location
McLean, VA, United States
Posted
Yesterday
Network Administration

Job Description

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Varmoda is looking for an experienced Cybersecurity Network Security Engineer to support network security operations, firewall policy management, Network Access Control (NAC), and security improvement initiatives.
The ideal candidate will have strong knowledge of cybersecurity network best practices, firewall management, network protocols, and Cisco Client, along with excellent communication and service-oriented skills. This role will also contribute to network segmentation, application protection, risk reduction, testing, and production deployment activities.
Key Responsibilities
  • Provide daily operational support for network security and firewall policy services.
  • Perform Network Access Control (NAC) governance activities using Cisco Client.
  • Support network security improvement and risk-reduction initiatives, including:
    • Network segmentation
    • Application protection
    • Hardware refresh initiatives
  • Support Application Protection and Proxy Policy activities.
  • Provide ongoing operational support and maintenance for security products and technologies.
  • Troubleshoot and resolve technical issues related to supported network security products and services.
  • Collaborate with internal teams and process partners to resolve issues involving firewall, network, and cloud security policies.
  • Perform testing and Quality Assurance (QA) during change implementations and new process deployments before production release.
  • Assist Product Owners with technical matters related to security products and associated services.
  • Support the implementation, maintenance, and ongoing operation of technical and process components related to:
    • Firewall Policy
    • Network Security Posture
    • Web-based security portals
  • Contribute to the continuous improvement of network security processes and service delivery.

Required Qualifications

  • Bachelor's degree in Cybersecurity, Security Engineering/Architecture, Computer Science, or a related technical discipline.
  • Equivalent professional experience may also be considered.
  • 5–7 years of relevant experience in cybersecurity, network security, or a related area.

Required Skills

  • Strong working knowledge of cybersecurity and network security best practices.
  • Good understanding of firewall management.
  • Strong knowledge of network protocols.
  • Functional, hands-on knowledge of Cisco Client.
  • Understanding of Network Access Control (NAC).
  • Knowledge of network segmentation and application protection.
  • Familiarity with firewall and cloud security policies.
  • Experience supporting testing, change management, QA, and production deployments.
  • Strong troubleshooting and problem-solving capabilities.
  • Advanced customer service, communication, and collaboration skills.

Preferred Qualifications

  • Experience working with enterprise-scale network security environments.
  • Exposure to proxy policies, cloud security, and security posture management.
  • Experience collaborating with Product Owners and cross-functional technical teams.
  • Hands-on experience supporting network security risk-reduction or infrastructure modernization initiatives.

Certifications & Clearance

  • Relevant cybersecurity or networking certifications such as Cisco, CompTIA Security+, or equivalent certifications are advantageous.

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