Senior Crypto Security Engineer

As a Senior Crypto Security Engineer at KBR, you join the National Security Solutions team providing high-end engineering and advanced technology solutions to the intelligence and national security communities. Based in El Segundo, California, you will work on the MSEIT effort, delivering Systems Engineering and Integration for the United States Space Force's Space Systems Command, acquiring and integrating state-of-the-art Military and Commercial Satellite Communications systems that provide global, secure, and protected communications for the nation's warfighters.

What you'll do

• Provide technical expertise in the development, integration, and delivery of both space and ground cryptographic units, ensuring all solutions align with mission objectives and system requirements.
• Lead spacecraft cryptographic unit trade studies, evaluating candidate solutions against requirements, interface constraints, environmental considerations, performance criteria, and testability, and deliver data-driven recommendations to program leadership and customers.
• Oversee the technical design, interface definition, development, and delivery of encryption units, including hardware and firmware, ensuring compatibility with subsystems and compliance with mission, cybersecurity, and interface standards.
• Manage technical design, interface definition, development, and delivery of encryption units for ground systems, ensuring proper integration with mission operations and secure architectures.
• Support and oversee all testing activities for encryption units, including dry runs and SVT, ensuring successful completion of verification and validation campaigns by developing or reviewing test plans, procedures, and reports; participate in TRRs, address anomalies, and ensure full requirement traceability.
• Provide supplemental support for Protected Key Management Architecture (PKMA), including secure key management processes, documentation, and architecture alignment.
• Build and maintain strong collaborative relationships with government customers, contractors, subcontractors, and FFRDC partners, and represent the crypto engineering function in design reviews, technical interchange meetings, and program-level forums.
• Lead and mentor junior to mid-level engineers, including task assignment, technical reviews, and professional development.
• Oversee crypto lifecycle management, managing technical scope, priorities, and dependencies for cryptographic tasks within program schedules and constraints.
• Establish and enforce cryptographic standards and best practices across programs and platforms.

What you bring

• An active TS/SCI security clearance
• A bachelor's degree
• Understanding of the discipline and practice of systems engineering throughout the system lifecycle phases of concept, development, production, operations, and sustainment
• 15+ years of experience with systems engineering, which may include crypto, cyber security, requirements development, verification, integration, and test
• 10+ years of experience with crypto, NSA certification processes, and key management processes
• 5+ years of experience with military, DoD, or Intelligence Community space and ground systems
• Proficiency in Microsoft Office products such as Excel, Word, and PowerPoint
• Strong oral and written communication and presentation skills, with the ability to author final-version deliverable technical documents and reports

Nice to have

• A bachelor's degree in a technical field such as engineering, mathematics, physics, information systems, information technology, or computer science
• A master's degree
• Familiarity with Jira and Confluence
• Experience with NSA's Key Management Infrastructure (KMI)
• Experience with HAIPEs and cross-domain solutions (CDS)
• Certifications such as CISSP, SANS, CEH, INCOSE CSEP or ESEP, or OCSMP (MBSE)

What we offer

• Salary of $163,000-$204,000 in California, based on the selected candidate's knowledge, skills, abilities, and experience
• 401K plan with company match
• Medical, dental, and vision insurance
• Life insurance and AD&D
• Flexible spending account
• Disability coverage
• Paid time off
• Flexible work schedule
• Professional training and development to support career advancement
• On-site work in El Segundo, California with travel requirements of approximately once monthly

About KBR

KBR's National Security Solutions team provides engineering and advanced technology solutions to customers in the intelligence and national security communities. The company is committed to a Zero Harm culture and a People First philosophy, fostering an environment where employees can belong, connect, and grow.