Network Engineer - Senior

Posted Yesterday
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Washington, DC, USA
In-Office
Senior level
Artificial Intelligence • Cloud • Information Technology • Security • Software
The Role
Provide senior engineering support for secure and mission-critical federal networks, focusing on COMSEC and encrypted communications, routing/switching, troubleshooting, change control, documentation, and ensuring secure, resilient network operations in classified or sensitive environments.
Summary Generated by Built In
Job Summary & Responsibilities

Everforth ECS Federal is seeking a Senior Network Engineer – Secure Communications to support a mission-focused federal IT program in Washington DC.


Please Note: This position is contingent upon contract award.


Join Everforth ECS Federal to support secure communications and mission networks that enable law enforcement and national security operations. You will contribute senior technical expertise in a collaborative and expanding team environment

focused on reliable, secure, and mission-ready network operations.


The Senior Network Engineer – Secure Communications will provide senior network engineering support for COMSEC, secure communications, and mission network environments. This role supports resilient and secure network operations for mission-critical federal systems and classified or sensitive mission environments.


The Senior Network Engineer – Secure Communications will support secure network operations, encrypted communications, routing and switching, troubleshooting, documentation, and change control. This position will lead complex issue resolution, support secure communications operations, strengthen network reliability, and help ensure secure configurations, operational continuity, and compliance with mission and customer requirements.


This role requires a hands-on senior technical professional with experience supporting secure network environments, encrypted communications, COMSEC-related operations, routing, switching, troubleshooting, and documentation. The ideal candidate will bring strong technical judgment, clear communication skills, documentation discipline, and the ability to collaborate across network, cybersecurity, systems, service desk, engineering, and government stakeholder teams in a classified or sensitive federal mission environment.

Preferred Qualifications
  • Minimum 7 years network engineering experience
  • Secure network operations experience
  • Experience with enterprise routing, switching, and network security.

Skills Required

  • Experience supporting secure network environments
  • Experience with encrypted communications
  • COMSEC-related operations experience
  • Routing and switching experience
  • Troubleshooting and documentation discipline
  • Change control experience
  • Minimum 7 years network engineering experience
  • Experience with enterprise routing, switching, and network security

ECS Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about ECS and has not been reviewed or approved by ECS.

  • Healthcare Strength ECS advertises multiple national-network medical plan options with HSA eligibility alongside dental and vision coverage. Coverage generally begins quickly and is paired with company-paid short- and long-term disability, adding stability to the health package.
  • Retirement Support A 401(k) with Safe Harbor and immediate vesting on employer contributions is emphasized, with an employer match available. Access to an employee stock purchase plan via the parent company provides an additional savings avenue.
  • Parental & Family Support Paid parental leave up to 30 days, adoption assistance, and other family-oriented leaves are highlighted. Feedback suggests these offerings add meaningful value beyond base pay for many roles.

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The Company
HQ: Fairfax, VA
2,129 Employees
Year Founded: 1993

What We Do

ECS, a segment of ASGN (NYSE: ASGN), delivers advanced solutions and services in cloud, cybersecurity, artificial intelligence (AI), machine learning (ML), application and IT modernization, and science and engineering. The company solves critical, complex challenges for customers across the U.S. public sector, defense, intelligence and commercial industries. ECS maintains partnerships with leading cloud, cybersecurity, and AI/ML providers and holds specialized certifications in their technologies. Headquartered in Fairfax, Virginia, ECS has more than 3,400 employees throughout the U.S. and has been recognized as a Top Workplace by The Washington Post for the last five years.

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