Tria Federal

Tria Federal

Network Security Engineer

Suitland, MD · Staff+

No sponsorshipDetected 29 days ago
Node.jsCybersecurityNetwork SecurityComplianceCiscoZero TrustNetwork EngineeringLeadershipCommunicationMentoring

About the role

  • For two decades, federal agencies have relied on Tria companies to advance their critical missions and modernize their systems, so that they can uphold their commitment to the American people.
  • Veterans, transitioning service members, and military spouses are strongly encouraged to apply.
  • Network Security Engineer (Cisco ISE) Tria Federal is seeking a Network Security Engineer to join the Network Engineering Team.

Responsibilities

  • Support a large-scale routing and switching infrastructure by assisting the team with the operation and maintenance of Cisco Catalyst 9300, 3850, 2960 and Nexus 2k, 5k, 7k series switches.
  • Deploy, configure, and maintain Cisco ISE running on two clustered Cisco SNS‑3715 appliances, ensuring high availability and consistent policy enforcement.
  • Provide general wireless support, including basic troubleshooting, wireless access workflows, and coordination with wireless infrastructure teams.
  • Configure and support Cisco ISE integrations with Cisco 9800 WLCs, including guest/registration portals, wireless onboarding, and policy‑driven access control.
  • Integrate and maintain Cisco ISE with Active Directory (AD) and LDAP, including identity lookups, group‑based authorization, and directory‑based authentication workflows.
  • Manage identity integrations, enforce security policies, and tune configurations to support Zero Trust and improve user experience.
  • As people powering possible, we are all partners in our team's shared success.

Requirements

  • Experience supporting Cisco ISE integrations with Cisco 9800 Wireless LAN Controllers, including guest/registration page redirection and wireless onboarding.
  • Experience migrating legacy NAC, RADIUS, or device authentication systems into Cisco ISE while aligning with Zero Trust principles.
  • Four (4) years of experience supporting identity‑centric or Zero Trust architectures with strong knowledge of segmentation, certificate management, and endpoint posture controls.
  • Strong communication skills with the ability to explain Cisco ISE, NAC/NAM, and AAA concepts to both technical and non‑technical audiences.
  • Bachelor's degree in Information Technology, Cybersecurity, or a related field.
  • ABILITY TO OBTAIN A DOL PUBLIC TRUST CLEARANCE (Must be a U.S. Citizen or Green Card Holder residing in the United States for more than 3.5 years

Nice to have

  • Cisco CCNP Security, Cisco ISE Specialist, or similar identity/security certifications.

Benefits

  • At Tria, we are growth-minded, entrepreneurial in spirit, and committed to fostering a culture of inclusion and opportunity for all.
  • Perform routine health checks, upgrades, migrations, and document changes through SOPs, engineering designs, and implementation procedures.

Company info

  • Tria Federal delivers digital services and technology solutions that support the health and safety of veterans, service members and civilians. For two decades, federal agencies have relied on Tria companies to advance their critical missions and modernize their systems, so that they can uphold their commitment to the American people. Today, we are pushing the boundaries of possibility through partnerships and investments in artificial intelligence and emerging technologies, developing solutions for the biggest challenges that government will face tomorrow.
  • We are proud to employ and support military veterans who bring mission-first mindset, technical expertise, and leadership qualities that strengthen our work. Veterans, transitioning service members, and military spouses are strongly encouraged to apply.
  • Network Security Engineer (Cisco ISE)
  • Tria Federal is seeking a Network Security Engineer to join the Network Engineering Team. In this role, you will collaborate to support a large-scale routing and switching infrastructure, contributing to general network tier support while focusing primarily on the deployment and management of the agency's new network access control platform. The engineer will assist with environment wide policy configuration, handling authentication, device administration, and posture checks for users and endpoints.
  • Experience providing hands-on engineering and troubleshooting support for enterprise Cisco switches and routers within a large-scale network infrastructure
  • Responsible for designing, configuring, monitoring, and troubleshooting Cisco ISE as a NAC/NAM platform, including TACACS+/RADIUS services, device administration policies, and wired/wireless 802.1X authentication.
  • Experience working with Cisco ISE deployed on Cisco SNS‑3715 appliances, preferably in a two‑node clustered, high‑availability setup.
  • Experience providing general wireless network support, including basic troubleshooting, controller interactions, and wireless access workflows.
  • Hands‑on experience integrating Cisco ISE with Active Directory (AD) and LDAP, including identity lookups, group‑based policy decisions, and directory‑based authentication.
  • Eight (8) years of experience in a large government organization with five (5) years in technical leadership, including four (4) years implementing, managing and troubleshooting
  • Tria Federal delivers digital services and technology solutions that support the health and safety of veterans, service members and civilians.
  • Today, we are pushing the boundaries of possibility through partnerships and investments in artificial intelligence and emerging technologies, developing solutions for the biggest challenges that government will face tomorrow.
  • We are proud to employ and support military veterans who bring mission-first mindset, technical expertise, and leadership qualities that strengthen our work.

Visa & Work Authorization

  • Citizen or Green Card Holder residing in the United States for more than 3
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This listing is sourced directly from Tria Federal's careers page and normalized into a canonical job model.