Senior Network Security Administrator (Firewall, IPS, COMSEC)

About Us The National Security Division (NSD) is committed to combating terrorism and safeguarding national security. Our Infrastructure Support and Software Development Services division provides robust IT services to enhance NSD's Infrastructure & Operations, as well as Software Development, Engineering, and Service Desk functions. Role Overview Become an integral part of our team by administering, supporting, and maintaining our network capabilities, including IPS, Firewall, and COMSEC. This pivotal role focuses on strengthening network security and ensuring the smooth integration of new technologies and services. Key Responsibilities Deliver Tier II and Tier III support for intrusion protection systems, COMSEC, and network equipment. Develop and implement robust information security strategies. Evaluate the technical and economic feasibility of potential solutions. Design and maintain optimized firewall and IPS rule structures. Monitor and enhance firewall and IPS health, recommending improvements. Develop and update documentation for firewall/IPS procedures. Research and implement cutting-edge network security technologies. Provide expert guidance to network engineers and support complex network implementations. Ensure timely integration of COMSEC requirements and manage COMSEC inventory. Prepare and execute test plans, documenting network changes. Conduct detailed network and COMSEC performance studies. Advise on technology matters and provide training and support to team members. Maintain network infrastructure in compliance with STIG guidelines. Required Qualifications 10 years of Systems Engineering/Administration experience. Hands-on experience with Cisco FMC1000 and FMC VMware, Cisco Client, and IPS products. Proficiency in managing IPsec VPN and Site-to-Site VPN to Azure cloud. Expertise in IPS, COMSEC, and network equipment. Bachelor's Degree required; advanced degree preferred. Relevant Infrastructure Certifications are a plus. Desired Qualifications Cisco certifications such as CCNA or CCNP are highly desirable. Security Clearance An active Top-Secret clearance with the ability to obtain a DOJ SCI is required. We are an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. LI-TWA