**MANTECH** seeks a motivated, career and customer-oriented **Network Firewall Engineer** to join our team in **Virginia Beach, VA** . This position is onsite.

+ Reports directly to the Project Manager and supports execution in a matrix organization.

+ Responsible for planning and executing the installation of new capabilities, as well as operating, maintaining, and troubleshooting network connectivity and infrastructure on enterprise managed networks across classification levels.

+ Responsible for hardware installation, management, and patching, including routers, switches, and firewalls, and managing the flow and safekeeping of data to maintain network efficiency and security.

+ Configures and deploys new Firepower Threat Defense (FTD) devices and integrates them with the Firewall Management Center (FMC).

+ Edits and enforces policies, to include access control rules, intrusion prevention system (IPS) and file/malware policies.

+ Diagnoses and resolves complex issues related to FTD and FMC, maintaining network efficiency and security.

+ Support a team environment based on mutual respect and teamwork, dedicated to innovation and effective, efficient work practices.

+ Masters degree and 3+ years of relevant network experience, or a Bachelors degree and 5+ years of relevant network experience, or a High School Diploma and 9+ years of relevant network experience in lieu of a Masters degree

+ Experience in systems administration with proficiency in both Linux and Windows environments

+ VMware, Windows, or Linux Operating System (OS) certification, or ability to obtain within 6 months of hire

+ IAT-II level at a minimum in accordance with SECNAV M-5239.2 and DoD 8140/8570. (ex. CompTia Sec+)

+ Extensive experience and judgment to plan and accomplish goals and independently performs a wide variety of complicated tasks

+ Must have a current and active TS/SCI Clearance with ability to obtain SAP access.

+ Work will require movement from Government site to/from MANTECH site for client meetings and support functions.

+ The person in this position must be able to remain in a stationary position 50% of the time.

+ Occasionally move about inside the office to access file cabinets or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which involve delivering presentations.

MANTECH International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.