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Senior Firewall Administrator (Hybrid)
Agil3 Technology Solutions (A3T)Alexandria, VA, US- Full-time
Job Description
Job Description
The Senior Firewall Administrator is responsible for the design, configuration, administration, monitoring, and troubleshooting of the agency’s enterprise firewall and network security infrastructure. This role ensures that the network perimeter, internal segmentation, and remote access solutions are properly secured, compliant with federal standards, and optimized for availability and performance. The Senior Firewall Administrator provides Tier III support for escalated security incidents, collaborates with the Senior Network Administrator, and guides less senior administrators.
Key Responsibilities
- Firewall Administration
Configure, manage, and maintain enterprise-class firewalls (e.g., Cisco ASA / Firepower, Palo Alto, Fortinet) across data centers, headquarters, and regional offices.
Monitor firewall logs, intrusion prevention / detection alerts, and traffic flows to identify and remediate threats.
Provide Tier III support for escalated firewall and network security incidents.
Maintain current firewall configurations, network security diagrams, and system baselines.
Support cloud security integration (Azure, M365, Intune, hybrid networking).
Minimum Qualifications
Other Requirements
Company Overview
Agil3 Technology Solutions LLC ("A3T") is a Northern Virginia based, ISO 9001 : 2018, ISO 20000 & ISO 27001 Certified, 8a, Women-Owned (WOSB) and Service-disabled Veteran-Owned (SDVOSB) small business. A recent recipient of the prestigious Washington Technology TOP 50 (ranking #9, and on the list for last 4 years!), A3T is experiencing industry leading recognition and growth. In addition to the CEO’s recognition as an “All-Star Entrepreneur”, A3T is recognized by Inc Magazine as one of the fastest growing companies in the country, by Vet 50 as Fastest Growing Veteran-Owned Businesses, and is featured in CyberSecurity Ventures / Cybercrime Magazine! “As a go-to Women-Owned Cybersecurity company in US and internationally”. As part of our growth, we are looking for YOU to join our growing team.
A3T offers excellent benefits to enhance the work-life balance, including :
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