Network Engineer

ManTech - Norfolk, VA

Full-time - Mid Level

Norfolk, VA

Professional, Scientific, and Technical Services

About the position

As a Network Engineer at ManTech International, you will play a crucial role in supporting Military and Government personnel through the Navy Continuous Training Environment. This position is based in Norfolk, Virginia, where you will be part of a diverse team dedicated to ensuring the operational integrity of Navy training networks. Your primary focus will be on the Navy Enterprise Tactical Training Network (NETTN), where you will provide network security support and ensure uninterrupted connectivity across various sites and ships. Your responsibilities will include planning and executing the installation of new network capabilities, maintaining and troubleshooting existing network infrastructure, and supporting multiple network enclaves across different classification levels. You will work closely with government and contractor personnel, receiving engineering oversight from the Naval Surface Warfare Center (NSWC), Corona Division. Your role will also involve analyzing site survey reports, procuring network hardware and software, and overseeing their installation and integration into the NCTE. In addition to technical tasks, you will be responsible for developing and maintaining network configurations, troubleshooting performance issues, and providing user support. You will also recommend and implement upgrades, patches, and new applications, while ensuring proper documentation and coordination of multiple systems. This position requires a proactive approach to network security and a commitment to maintaining high standards of operational excellence.

Responsibilities

• Providing network security support to Navy operational and training networks focused specifically on the Navy Enterprise Tactical Training Network (NETTN).
• Ensuring uninterrupted network connectivity to customers and sites by planning and executing the installation of new capabilities, as well as operating, maintaining, and troubleshooting network connectivity and infrastructure on enterprise managed networks.
• Supporting establishment and maintenance of various networks across the NCTE enterprise environment, including IP, LAN, WAN, and MPLS among others.
• Running network protocols, network engineering techniques and architectures in support of Navy training and operational requirements.
• Working directly with government and contractor personnel receiving engineering oversight from the Naval Surface Warfare Center (NSWC), Corona Division.
• Analyzing site survey reports to ensure accurate network engineering planning.
• Supporting the procurement of network device hardware and software and overseeing their installation and integration into the NCTE based on the approved network portfolio.
• Setting up, configuring, and supporting internal and external networks, including proficiency with network performance monitoring tools.
• Identifying and analyzing systems requirements.
• Developing and maintaining system applications and security.
• Developing and maintaining network configurations.
• Troubleshooting network performance issues.
• Providing user support and guidance.
• Recommending and implementing upgrades, patches, new applications, and new equipment.
• Developing and maintaining a disaster recovery plan.
• Ensuring proper documentation, coordination, and maintenance of multiple systems.

Requirements

• Bachelor's degree in Computer Science, Information Technology, or other related field and 5 years relevant experience OR High School diploma and 11 years experience.
• At least three (3) years of experience with the responsibilities listed above.
• Experience with Department of Defense (DoD) Security Technical Implementation Guidelines.
• Experience in installing and troubleshooting WAN and LAN network equipment for node installations.
• Experience in implementing and integrating cross domain solutions at both the Secret and TS levels.
• Cybersecurity Workforce Framework (CSWF) requirements with current baseline and Computing Environment/Operating System (CE/OS) certifications.
• IAT-II level at a minimum in accordance with SECNAV M-5239.2 and DoD 8140/8570 (ex. CompTia Sec+).
• Knowledge of network standards, protocols, security, and applications; capabilities and applications of network equipment including hubs, routers, switches, bridges, firewalls, servers, transmission media, and related hardware; network architecture and infrastructure; local area and wide area networking principles and concepts including bandwidth management; network systems design, development, testing, installation, operations, management, and maintenance concepts and methods.
• Knowledge of Cisco Internetworking capabilities including IP addressing, switching, and routing, and a thorough understanding of the Cisco IOS platform.
• Ability to effectively use and implement modern network security, tools, and technologies including firewalls, VRFs, 802.1x, and port security.
• Ability to lead a team in performance of end-to-end lifecycle planning, design, installation, maintenance, and support for distributed networks used by M&S and C4I applications, systems, and subsystems.

Nice-to-haves

• Seven or more (7+) years of relevant work experience as a network engineer within a U.S. Government environment, DoD strongly preferred.
• Master's degree in Computer Science, Information Technology, or other related field.
• Active CCNA certification.
• Experience in a Network Operations Center (NOC) or Network Operations Security Center (NOSC) environment including help desk, customer communication, trouble ticketing, and issue resolution.
• Experience with network security architecture similar to the NETTN including Cisco Identity Services Engine (ISE), Cisco Secure Firewall Management Center, Cisco Firepower NGFW firewalls, AAA, 802.1x, VPN deployments, STIG implementation and verification, Command Cyber Readiness Inspections (CCRI).