IT Network Security Team Lead

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

None

Clearance Level Must Be Able to Obtain:

Secret

Public Trust/Other Required:

NACLC (T3)

Job Family:

Cyber and IT Risk Management

Job Qualifications:

Skills:

Disaster Recovery (DR), Firewalls, Security

Certifications:

None

Experience:

10 + years of related experience

US Citizenship Required:

No

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:

Technical Leadership

• 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

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The likely salary range for this position is $164,382 - $195,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly Hours:

40

Travel Required:

None

Telecommuting Options:

Hybrid

Work Location:

USA MD Bethesda

Additional Work Locations:

Total Rewards at GDIT:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Our Identity Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work:

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.Join our Talent Community to stay up to date on our career opportunities and events at

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Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans