IT Network Security Team Lead

General Dynamics - IT; Bethesda (MD); On-site; USD 150,000 - 190,000; Full time

Job summary

General Dynamics - IT is seeking an IT Network Security Team Lead to guide a security engineering team in Bethesda, MD. You will oversee policy enforcement, risk mitigation, and cross-functional coordination to safeguard NLM infrastructure on-site 3–5 days per week.

Responsibilities include architectural design, risk reviews, incident escalation, and alignment with HHS/NID directives. Leadership experience and CISSP are required, with ANACI clearance capability expected.

Qualifications

• Bachelor’s degree or equivalent practical experience.
• Minimum work experience requirements: 10 years (8 with MS; 14 without degree).
• Five years of system administration and seven years of system security administration experience.
• Experience with Cisco/Fortigate (Fortinet), Juniper, and Palo Alto security platforms.
• Proficiency with network tools such as Nmap, Wireshark, and tcpdump.
• Strong networking knowledge (TCP/UDP, OSI, VLANs, routing).
• Excellent communication, documentation, and leadership skills.
• Experience leading a team of 3–5 network security engineers.
• CISSP certification (or ability to obtain within 6 months).
• Ability to obtain Level 2 Secret (ANACI) clearance.
• Familiarity with SIEM, proxy, and URL filtering systems.

Responsibilities

• Lead architectural design and integration of security products into the enterprise network.
• Identify and mitigate significant cybersecurity risks, trends, and vulnerabilities.
• Oversee development and implementation of security strategies, policies, and enforcement.
• Review new systems, networks, and software designs for security risks and integration issues.
• Coordinate protection efforts in compliance with HHS and NIH directives.
• Supervise and mentor a team of IT security specialists and contractors.
• Assign tasks, monitor progress, and ensure timely delivery of security initiatives.
• Serve as escalation point for complex security incidents and technical challenges.
• Coordinate with Incident Response Team on investigations of security violations.
• Coordinate with HHS CSIRC, OIG, and law enforcement as needed.
• Remediate actions tracking and follow-through.
• Coordinate firewall upgrades and SSL VPN tunnel management with IT operations.

Skills

Leadership

Team management

Security policy

Communication

Education

Bachelor’s degree in computer science, cybersecurity, information technology, or related field

Tools

Nmap

Wireshark

tcpdump

Job description

As an IT Network Security Team Lead, the work you’ll do at GDIT will be impactful to the mission of The National Library of Medicine (NLM). You will play a crucial role, serving as both a senior technical expert and a team leader within the Network Engineering Section.

This role is responsible for overseeing the implementation and enforcement of cybersecurity policies, managing a team of IT security professionals, and coordinating cross-functional efforts to protect the integrity of NLM’s infrastructure. This position is based at our client’s office in Bethesda, MD and requires onsite presence 3 to 5 days per week.

Key Responsibilities

• Lead the architectural design and integration of security products into the enterprise network.
• Identify and mitigate significant cybersecurity risks, trends, and vulnerabilities.
• Oversee the development and implementation of security strategies, policies, and enforcement mechanisms.
• Review new systems, networks, and software designs for security risks and integration issues.
• Coordinate infrastructure protection efforts in compliance with HHS and NIH directives (e.g., HSPD-7).

Team Management

• Supervise and mentor a team of IT security specialists and contractors.
• Assign tasks, monitor progress, and ensure timely delivery of security initiatives.
• Serve as the escalation point for complex security incidents and technical challenges.

Program Oversight

• Coordinate with NLM Incident Response Team in investigations of security violations.
• Coordinate with HHS CSIRC, OIG, and law enforcement as needed.
• Recommend and track remediation actions and ensure follow-through.

Operational Duties

• Coordinate with IT operations teams on firewall upgrades and SSL VPN tunnel management.
• Monitor and enforce security policies across Cisco, Juniper, and Palo Alto firewalls.
• Evaluate and implement security tools to protect information resources.

WHAT YOU’LL NEED TO SUCCEED

• Education: Bachelor’s degree in computer science, cybersecurity, information technology, or related field (or equivalent practical experience)
• Minimum Work Experience: 10 years (8 with MS; 14 without degree)
• Specialized Experience: 5 years of system administration; 7 years system security administration
• Experience: Experience with Cisco/Fortigate (Fortinet), Juniper, and Palo Alto security platforms
• Proficiency with tools like Nmap, Wireshark, tcpdump
• Strong grasp of networking protocols (TCP/UDP, OSI Model, VLANs, routing)
• Excellent communication, documentation, and leadership skills
• Experience leading a team of 3-5 network security engineers
• Certification: CISSP (or ability to obtain within 6 months)
• Security Clearance: Ability to obtain Level 2 Secret (ANACI)
• Desired Qualifications: Familiarity with SIEM, proxy, and URL filtering systems #GDITHealth #GDITFedHealthJobs