Enter a job title or keyword

Network Engineer, Lead Cisco ISE Firepower

American Systems


Job Location:

Washington, AR - USA

Monthly Salary: Not provided by the employer
Posted: 9 August 2026 (14 days ago)
Application Deadline: 6 November 2026
Vacancies: 1 Vacancy

Job Summary

Overview

AMERICAN SYSTEMS a 100% employee-owned company is seeking a Lead Network Engineer to support secure network operations in a highly classified environment in Arlington VA.

Were looking for someone with strong hands-on experience in Cisco ISE Cisco Firepower and enterprise network security to make a direct impact on a critical national security mission.

Responsibilities

As a Lead Network Engineer at AMERICAN SYSTEMS you will:

  • Lead secure network engineering and operational support in a highly classified environment
  • Configure administer and troubleshoot Cisco ISE for authentication authorization accounting network access control and policy enforcement
  • Administer and optimize Cisco Firepower and Firepower Management Center (FMC) including policy administration rule management and troubleshooting
  • Design implement and maintain secure network infrastructure including routers switches firewalls VLANs ACLs VPNs and segmented architectures
  • Troubleshoot complex Layer 2/Layer 3 firewall authentication and access control issues
  • Support AAA 802.1X VPN RMF STIG and secure configuration requirements
  • Develop and maintain network diagrams implementation plans SOPs and technical documentation
  • Partner with cybersecurity systems administration and mission teams to deliver secure resilient infrastructure solutions
  • Support incident response outage resolution root cause analysis and network remediation efforts
  • Recommend improvements to strengthen network performance security and reliability

#hotjobs

Qualifications
  • U.S. citizenship required
  • Active TS/SCI clearance required with SAP eligibility
  • Bachelors degree in a related technical field or additional relevant experience in lieu of a degree
  • 8 years of network engineering experience in enterprise defense intelligence or other highly regulated environments
  • Strong experience with Cisco ISE and Cisco Firepower/FMC
  • Experience supporting AAA 802.1X VPN RMF and STIG requirements
  • Active DoD 8140/8570 IAT II certification required e.g. Security CE CySA SSCP or equivalent
  • Strong knowledge of Layer 2/Layer 3 networking routing switching VLANs ACLs subnetting and segmentation
  • Experience troubleshooting Cisco routers switches firewalls and enterprise networks
  • Ability to work independently and solve complex technical problems
  • Strong written and verbal communication skills

Additional Experience We Value
The following experience may be helpful in this role but is not required for consideration:

  • Experience supporting highly compartmented classified environments
  • Cisco certifications such as CCNA CCNP Enterprise CCNP Security or CCIE
  • Experience with network modernization infrastructure upgrades or technology refresh efforts
  • Experience with incident response change management and root cause analysis in classified environments
  • Experience supporting virtualized environments such as VMware

AMS1

Pay Transparency Statement
AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $155000.00/Yr. - USD $180000/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits paid leave retirement plans insurance programs and education and training assistance.
EEO Statement
EEO Race/Sex/Disability Status/Veteran Status

Required Experience:

IC


About Company

Company Logo

AMERICAN SYSTEMS has been delivering IT and Engineering solutions to complex national priority programs since 1975. Our mission-focused approach ensures a trusted, collaborative partnership with our customers. Performance is paramount. We know what’s at stake. ®

View Profile View Profile