Defensive Cyber Operations Service Line Leader

MANTECH•Herndon, VA

2d•$184,200 - $331,500•Hybrid

About The Position

MANTECH International Corporation is seeking a Defensive Cyber Operations Service Line Leader to join its Technology and Capabilities Organization in Herndon, Virginia, in a hybrid role. The leader will combine technical domain authority with operational and personnel management to drive the strategic success of the Defensive Cyber Operations Service Line across Department of War, Intelligence, and Federal Civilian accounts. The role owns the service line’s technical vision, talent health, utilization, technology sensing, and enterprise capability readiness. The position advances the mission of “Proactive Security, Continuous Operational Resilience” by driving the architecture and deployment of resilient defense solutions aligned with federal standards. The leader will engineer modular, dynamic defense architectures for critical federal infrastructure, weapon systems, and data assets, and oversee modern Security Operations Center (SOC) support, proactive threat hunting, adversarial emulation, Attack Surface Management (ASM), and Cyber Threat Intelligence (CTI) integration. The role requires a current, active Top Secret/SCI clearance. Travel may be required for client meetings, technical demonstrations, or proposal efforts. The projected compensation range is $184,200.00–$331,500.00; final compensation may vary based on factors including experience, skills, location, education, certifications, and applicable contract labor categories. Benefits may include health and life insurance, paid time off, holiday pay, short- and long-term disability, retirement and savings, learning and development opportunities, wellness programs, and optional benefit elections, depending on position.

Requirements

Bachelor’s degree in Computer Science, Cybersecurity, Systems Engineering, Business, or a related technical discipline.
At least 10 years of relevant technical, operational, and leadership experience in DoD, Intelligence Community, or Federal Civilian cybersecurity sectors.
Proven experience leading multidisciplinary technical teams, managing resource utilization, and supporting business development, capture, and proposal lifecycles.
Ability to execute multiple simultaneous activities, including billable projects, capture/pre-sales support, and IRAD/internal development.
Strong ability to monitor and drive Service Line KPIs.
Exceptional ability to brief executive government clients, internal leadership, and technical teams with clarity and authority.
Current, active Top Secret/SCI clearance.

Nice To Haves

Deep subject matter expertise in Defensive Cyber Operations, modular and dynamic defense architecture engineering, SOC operations, threat hunting, ASM, CTI, or adversarial emulation.
Experience designing dynamic defense architectures for high-value targets across classified and unclassified environments.
Strong background integrating threat intelligence and adversarial emulation into proactive threat-hunting operations.

Responsibilities

Direct Service Line activities based on executive Practice guidance, translating demand signals into capability investments, IRAD priorities, and hiring plans while maintaining responsibility for utilization targets.
Review complex technical deliverables, resolve interpersonal issues, coach staff, advocate for promotions, and foster professional development.
Lead workload and resource planning for personnel and technical infrastructure to balance client needs with team capacity.
Lead technical planning and solutioning for key client projects and capture opportunities; assign subject matter experts to programs and scale their involvement according to risk.
Monitor market trends and partner with the CTO to set capability and IRAD priorities, promote asset reuse, and support industry conference participation.
Build technical eminence through whitepapers and technical forums while maintaining strategic relationships with client leaders, academia, and commercial partners.
Provide strategic insights to guide Cyber Practice strategy and foster execution across simultaneous billable, pre-sales, and internal development activities.
Drive the architecture and deployment of resilient defense solutions aligned with federal standards.
Engineer modular, dynamic defense architectures that protect critical federal infrastructure, weapon systems, and data assets.
Oversee SOC support, proactive threat hunting, adversarial emulation, ASM, and CTI integration.
Monitor and drive Service Line KPIs.
Brief executive government clients, internal leadership, and technical teams.