Principal Lead Security Engineer (Anti-Tamper AT)

About QBE LLC

QBE LLC is a mission-focused technology and security solutions provider supporting defense and federal customers worldwide. We deliver high-impact capabilities where precision accountability and technical excellence directly support national-level objectives.

QBE is seeking a Principal/Lead Security Engineer in support of the U.S. Navys PEO IWS-X initiative to serve as the subject matter expert for Anti-Tamper (AT) and system security integration providing technical leadership and strategic direction for implementing security measures to protect Critical Program Information (CPI). The role develops and implements AT strategies and Program Protection Plans (PPPs) oversees security measures throughout the system lifecycle and ensures compliance with export control regulations.

Responsibilities:

• Develop and implement comprehensive Anti-Tamper (AT) and Program Protection Plans (PPPs) to safeguard CPI.
• Conduct threat modeling and attack/countermeasure analyses to assess security risks.
• Lead AT implementation across design integration and test phases.
• Collaborate with stakeholders to ensure CPI protection aligns with program goals and export control regulations.
• Lead the development of security classification guides and technical documentation related to AT.

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Qualifications:

• Bachelors degree in cybersecurity computer science liberal arts or related field; masters degree preferred.
• A certification such as CISSP CEH or Security required.
• Must have the applicable 8570 / 8140 requirements including certification for IAT Level III.
• Must be able to commute to the Dahlgren VA area on a daily basis.
• 10 years of experience in security engineering with expertise in Anti-Tamper (AT) measures.
• Experience with threat modeling attack/countermeasure analyses and program protection.

Skills:

• Strong analytical and critical thinking abilities with a logical approach to security challenges.
• Expertise in hardware/software security and program protection.
• Familiarity with defense systems export control regulations and FMS compliance.
• Excellent communication and leadership skills with the ability to manage cross-functional teams.
• Background in systems engineering or software development is highly desirable.
• Active US Government clearance at Secret level or higher
• Ability to sit for extended periods of time
• Ability to commute to the designated onsite work location as required

Equal Opportunity Employment Statement

QBE is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to race color religion sex national origin sexual orientation gender gender-identity and/or expression age disability Veteran status genetic information pregnancy (including childbirth lactation or related medical conditions) marital status neurodivergence ethnicity ancestry caste military/uniformed service-member status or any other characteristic protected by applicable law.