Xtreme Solutions Technology/Software

Lead Network Engineer

Washington, DC In person Full-time

Description

  • Location: Washington, DC
  • Employment Type: Full-Time
  • Program: Congressional Budget Office (CBO)
  • Pay Range: $140,000 - $195,000 annually

Position Overview

Xtreme Solutions is seeking a Senior Network Engineer to serve as the technical lead supporting the Congressional Budget Office's enterprise Cisco infrastructure.

This role provides leadership for network architecture, modernization initiatives, Zero Trust implementation, cybersecurity integration, and infrastructure optimization. The successful candidate will collaborate with government stakeholders while mentoring engineering staff and leading network design decisions across highly secure enterprise environments.

What You'll Do

Design, implement, and optimize Cisco enterprise networking environments.

Lead architecture for

Core networking

Distribution

Access

Edge infrastructure

Design network security aligned with

NIST SP 800-53

NIST SP 800-207 (Zero Trust)

Implement

Network segmentation

Micro-segmentation

  • Identity-aware access controls
  • Least privilege architecture
  • Lead Cisco ISE / 802.1X / Network Access Control (NAC) implementations.
  • Review and optimize firewall policies and perimeter security.
  • Integrate enterprise networking with SIEM and Network Detection & Response (NDR) platforms.
  • Lead vulnerability remediation planning and device lifecycle management.
  • Coordinate firmware management and infrastructure modernization.
  • Support cybersecurity assessments, audits, compliance reviews, and incident response.

Develop

  • Architecture diagrams
  • Implementation plans
  • Security impact analyses
  • Validation procedures
  • Rollback plans

SOPs

Root Cause Analyses

Audit evidence packages

Serve as the senior technical advisor to CBO stakeholders while mentoring junior engineers.

Requirements

Required Qualifications

10+ years of enterprise network engineering experience

5+ years supporting Cisco enterprise environments in a senior engineering or architecture role

Demonstrated expertise in

Enterprise network design

Infrastructure modernization

Segmentation

Perimeter security

Experience with

Firewall optimization

Cisco ISE / 802.1X

Network Access Control (NAC)

  • SIEM and NDR integration
  • Vulnerability management
  • Incident response

Experience supporting highly regulated environments such as

Federal Government

Legislative Branch

Defense

Financial Services

Healthcare

Exceptional technical writing skills with experience producing engineering documentation and government-ready deliverables.

Preferred CertificationsHighly desired certifications include

CCNP Enterprise

CCNP Security

CCIE Enterprise Infrastructure

CCIE Security

Additional preferred certifications

CISSP

CISM

Security+

Cisco CyberOps

Fortinet NSE

Palo Alto PCNSE

Juniper Professional Certifications

AWS Networking or Security

Microsoft Azure Networking

ITIL Foundation

RMF / NIST cybersecurity experience

Job description provided by Xtreme Solutions.
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