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ECS · 6 hours ago

Senior Network Engineer

Arlington, VA

Full-time

Hybrid

Senior Level

5+ years exp

ECS is a leading mid-sized provider of technology services to the United States Federal Government. The Senior Network Engineer will support a large-scale federal IT modernization initiative by designing, implementing, and maintaining secure and scalable network architectures while ensuring compliance with federal security standards.

Artificial Intelligence (AI)Cloud InfrastructureComplianceConsultingCyber SecurityInformation TechnologyMachine LearningSecuritySoftware

No H1B

U.S. Citizen Only

Responsibilities

Network Architecture & Design: Develop comprehensive network designs for hybrid cloud environments, including on-premises data centers, public cloud platforms (AWS GovCloud, Azure Government), and secure connectivity solutions that support federal agency requirements

Infrastructure Migration: Lead the planning and execution of network infrastructure migrations from legacy systems to modernized platforms, ensuring seamless transition of critical federal services and applications

Security Implementation: Design and implement network security controls including firewalls, intrusion detection systems, VPNs, and zero-trust architecture principles in compliance with federal cybersecurity frameworks (NIST, FedRAMP, FISMA)

Performance Optimization: Monitor, analyze, and optimize network performance across distributed federal environments, implementing solutions to improve bandwidth utilization, reduce latency, and enhance user experience

Documentation & Compliance: Maintain detailed network documentation, configuration management databases, and ensure all implementations meet federal compliance requirements including Authority to Operate (ATO) processes

Incident Response: Participate in 24/7 network operations support, troubleshoot complex network issues, and coordinate with federal IT security teams during incident response activities

Stakeholder Collaboration: Interface with federal program managers, security officers, and technical teams to translate business requirements into technical network solutions and provide regular status updates on modernization progress

Qualification

Enterprise network engineeringFederal cybersecurity requirementsNetwork architecture designCloud platforms experienceNetwork protocols proficiencyInfrastructure as CodeNetwork automationStakeholder collaborationDocumentation & complianceProject management experience

Required

U.S. Citizen

Bachelor's degree in Computer Science, Information Technology, or related technical field

Minimum 5 years of experience in enterprise network engineering with demonstrated experience in federal or highly regulated environments

Ability to obtain and maintain a DHS Public Trust suitability determination

Preferred

Professional certifications: CCNP, CCIE, or equivalent Cisco/Juniper certifications

Hands-on experience with federal cloud platforms (AWS GovCloud, Microsoft Azure Government)

Deep understanding of federal cybersecurity requirements (NIST Cybersecurity Framework, FedRAMP, FISMA)

Proficiency in network protocols (BGP, OSPF, MPLS, SD-WAN) and enterprise networking technologies

Cloud networking certifications (AWS Advanced Networking, Azure Network Engineer)

Experience with Infrastructure as Code (Terraform, CloudFormation, Ansible)

Knowledge of federal procurement processes and contractor requirements

Previous experience on federal IT modernization or digital transformation programs

Familiarity with federal compliance frameworks (DISA STIGs, CNSSI-1253)

Experience with network automation and programmability (Python, REST APIs)

Project management experience in federal contracting environments

Company

ECS

Glassdoor3.6

ECS is a fast-growing 4,000-person, $1.2B provider of advanced technology solutions for federal civilian, defense, intelligence, and commercial customers.

Founded in 2001

Fairfax, Virginia, USA

1001-5000 employees