Cybersecurity Systems Engineer

Overview

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting‑edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary.

Your journey starts now—protect and innovate with MANTECH! This is for a future opportunity.

MANTECH seeks a motivated, career and customer-oriented Cybersecurity Systems Engineer to join our team in Tampa, FL.

• Designing and implementing cybersecurity controls across cloud, hybrid, and mission system environments including identity, access control, and monitoring.
• Creating, updating, and maintaining required Body of Evidence (BOE) documentation, RMF/ATO artifacts, and security control documentation in alignment with ICD 503 and NIST RMF.
• Maintaining, updating, and conducting routine vulnerability scanning, log analysis, and security event reviews across all systems.
• Maintaining system baselines and configuration management items to ensure systems are hardened and compliant with required DISA STIGs.
• Integrating security into CI/CD pipelines and Dev Sec Ops  environments using automated scanning, policy enforcement, and Infrastructure as Code (IaC).
• Implementing and enforcing Zero Trust security principles, identity‑centric access controls (RBAC/ABAC), and data protection aligned with the DoD Data Strategy (VAULTIS).
• Working with all stakeholders to ensure complete and functioning systems that meet security requirements while supporting rapid deployment of AI/ML workloads.

• Bachelor's degree in Cybersecurity or a related field and 8+ years of progressively responsible experience in Information Systems Security (additional experience may substitute for degree).
• Significant experience navigating the Sponsor's accreditation process and ICD 503 requirements, especially as it relates to creating A&A Body of Evidence (BOE) documentation.
• Significant experience meeting security requirements, implementing controls, and performing vulnerability scanning in the Sponsor's environment or similar environments.
• Experience working across a large team to drive a security agenda and working with complex, intertwined systems, data flows, and CI/CD pipelines.
• Experience inventorying complex networks and creating documentation for security compliance, configuration management, and centralized authentication.
• Experience creating, maintaining, and communicating complex information technology documentation, particularly regarding Zero Trust principles and data system security.
• Must meet DoD 8140 (formerly 8570) baseline certification requirements, such as Security+, CySA+, or CISSP.

• Certified Information Systems Security Professional (CISSP) or CCSP certification.
• Experience with the Sponsor’s primary cyber risk and compliance automation tools, such as eMASS or equivalent.
• Experience supporting USSOCOM, DoD, or Intelligence Community environments including familiarity with DoD Data Strategy (VAULTIS) and cloud security (AWS/Azure).

Must hold an active Secret security clearance and the ability to obtain and maintain a TS/SCI.

• Must be able to remain in a stationary position 50% of the time.
• Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
• Frequently communicates with co‑workers, management, and customers, which may involve delivering presentations.
• Must be able to exchange accurate information in these situations.

MANTECH 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  and provide your name and contact information.