Network Administrator

Huntsville, ALfull timeRemote

Apply on Employer Site

mid

H1B: no

Agile Defense The Senior Network Engineer / Administrator at Agile Defense manages and secures network infrastructure at a US Army installation, ensuring compliance with DoD security protocols. This role involves network administration, security compliance, automation, and operational support.

Responsibilities

Network Administration
Administer, configure, and maintain Palo Alto firewalls, ensuring robust security policies and threat prevention.
Manage and troubleshoot complex campus networks built on Cisco Catalyst 9300 stacked switches and 9400 series chassis.
Implement and manage network access control (NAC) policies using Cisco Identity Services Engine (ISE).
Oversee the configuration, deployment, and management of a large-scale wireless infrastructure using Cisco 9800 Wireless Controllers.
Security & Compliance
Ensure all network devices are configured and maintained in strict compliance with DoD Security Technical Implementation Guides (STIGs) and Army cybersecurity directives.
Conduct regular security audits, vulnerability assessments, and remediation activities in response to ACAS and CTO initiatives.
Respond to and investigate cybersecurity incidents in coordination with the security operations team.
Network Automation
Develop and maintain scripts using Python, PowerShell, or Ansible to automate routine network administration tasks, device configuration, and compliance checks.
Experience with Linux Bash scripting is also preferred.

Qualification

ExperienceSecurity ClearanceTechnical ExpertiseIn-depthSecurity KnowledgeAutomationCertificationExperience with IPv6 planning

Required

Experience: 5+ years of experience as a Network Engineer or Senior Network Operator in a DoD or similar high-security environment.
Security Clearance: Must possess an active DoD Secret or Top Secret security clearance.
Technical Expertise:
In-depth, hands-on experience with Palo Alto Firewalls (PAN-OS, Panorama).
Advanced knowledge of Cisco Switching (Catalyst 9300 & 9400 series, StackWise Virtual, high availability).
Proven experience deploying and managing Cisco ISE for 802.1x and NAC.
Strong proficiency in managing campus mesh Cisco 9800 Wireless Controllers and associated Wi-Fi 6 access points.
Basic knowledge of F5 BIG-IP load balancers (LTM).
Security Knowledge: Comprehensive understanding and practical application of DoD STIGs for network devices.
Automation: Basic scripting and automation skills with at least one of the following: Python, PowerShell, or Ansible.
Certification: Must hold a DoD 8570 IAT Level II certification (e.g., CompTIA Security+ CE).

Preferred

Technical experience with managing and deploying Zero-Trust Architecture (ZTA) concepts.
Hands-on experience with Cisco Software-Defined Access (SD-Access).
Knowledge of VPN-less Network solutions and secure remote access technologies.
Familiarity with Privileged Access Security/Management (PASM/PAM) solutions.
Experience with IPv6 planning, implementation, and management.
Experience using Elasticsearch (Elastic Stack) for log analysis and monitoring.
Advanced industry certifications such as CCNA, CCNP Enterprise/Security, or Palo Alto Networks Certified Network Security Engineer (PCNSE).
Experience with advanced network monitoring, logging, and analysis tools (e.g., SolarWinds, Splunk, Wireshark).

Benefits

Vision

Company

Agile Defense

View company page

Source: lever

Active within the past hour

Remote-friendly

More roles at Agile Defense

Intelligence Analyst (National Security Mission Support)

Clarksburg, WV

Systems Administrator - WSMT-Server (Intermediate & Associate)

Fort Huachuca, AZ

Director of Business Development (Navy)

McLean, VA

Battle Officer - Associate

Fort Huachuca, AZ