
Job description
Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. The Principal Cyber Security Engineer will leverage their strong technical background and knowledge to support the Sponsor’s system accreditation efforts.
Designing, implementing, and maintaining complex systems and infrastructure, deploying solutions to proactively mitigate cyber threats, troubleshooting and resolving complex system issues, and planning and executing system upgrades.
Experience navigating the Sponsor's accreditation process, ICD 503 requirements, and creating A&A Body of Evidence (BOE) documentation. Strong technical background and knowledge in cyber security, experience working across a large team, and ability to obtain IAT Level II Certification within six months of hire.
Company

Tech, Software & IT Services • Public Safety
Mantech is a technology and services partner for U.S. government and defense organizations, delivering secure, mission‑critical solutions across cyber, intelligence, and enterprise IT. With more than 57 years of experience, the company offers expertise in cyber defense, data collection and analytics, systems engineering, software engineering, C4ISR, and global logistics, enabling federal managers and military leaders to meet evolving challenges. Mantech’s workforce—over 9,800 employees, nearly 40% veterans and many former intelligence and homeland security professionals—brings deep domain knowledge and a strong ethic of service that translates into trusted, long‑term partnerships. Its focus on mission assurance, rigorous test and evaluation, and innovative technology solutions distinguishes Mantech as a reliable partner for safeguarding national security and advancing public welfare.
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