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NTG · 8 hours ago

Sr. Firewall Engineer

Arlington, VA

Full-time

Onsite

Senior Level

5+ years exp

NTG is seeking a Sr. Firewall Engineer to design, manage, and troubleshoot their multi-tier firewall security infrastructure systems. This role involves engaging with customers and government leadership, providing technical support, and ensuring compliance with security standards.

Cloud ComputingConsultingInfrastructure

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Configure, manage and troubleshoot firewall and security platforms (Cisco ASA, Juniper SRX, Palo Alto, F5 and Sidewinder)

Analyze firewall change requests and integrate changes into existing firewall policies, while maintaining security standards

Develop and maintain security documentation and standards documents, as required

Provide higher tier technical support to the operation teams on all security related networking issues

Participate in design discussions with planning and design teams of different engineer groups to design new secured network segments and security policies

Work closely with various project managers in defining, tracking and reporting tasks and milestones

Design Security Systems: Firewall engineers review customer requirements for security systems and collaborate with other engineers and developers to decide on an overall technical approach. Once they reach agreement with the customer, they proceed with creating specific designs

Troubleshoot Issues: Firewall engineers constantly monitor security devices and applications for performance problems, as well address tickets in queue, and provide troubleshooting support for customers. When issues arise, they must analyze the root cause and resolve them promptly or else escalate them to another department while updating customers all throughout

Write Documentation: Aside from preparing status reports for customers, firewall engineers write extensive documentation on procedures, device statuses, firewall block lists, and other important technical areas. They also create diagrams of network topologies and record details of troubleshooting processes

Ensure Compliance: Standards and policies are extremely important when it comes to network security, and firewall engineers should be aware of these, keeping abreast of changes and defining processes for compliance. In addition, they enforce quality control and ensure that all output meets project requirements

Qualification

Firewall managementNetwork securityCompTIA Security+Cisco ASAPalo AltoJuniper SRXLinuxCustomer serviceProblem-solvingAttention to detailTime management

Required

BS degree; additional years of experience may be considered in lieu of degree

5+ years of experience with Network protection techniques and technologies

Experience with Firewalls, Routers, Linux, VPN, F5 and IDS/IPS

CompTIA Security+

Juniper/Cisco/Palo Alto experience

Top Secret/SCI clearance

Experience in Network security hardware (Cisco ASA (Firepower), CSM, Prime, Juniper SRX, JunoSpace, Palo Alto, Panorama, F5, Firemon, NetScreen), Network analysis software (Linux, TCPDUMP, PCAP), Diagram software (Visio, PDF, CAD), Customer service software (Remedy)

Problem-solving skills

Customer service

Attention to detail

Time management