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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Crypto Security Engineer - **Company:** KBR Inc - **Location:** El Segundo, CA, United States - **Experience:** Expert - **Salary:** $163,000.0 - $204,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Word, Microsoft Excel, Adobe InDesign, Systems Engineering, Cyber Security, Information Systems, Firmware, Information Systems Security Architecture Professional, Key Management, Microsoft PowerPoint, Requirements Traceability, Software Requirements Analysis, Verification and Validation (Software), Information Technology, Atlassian Tools - **Published:** September 3, 2026 - **Apply:** https://kbr.wd5.myworkdayjobs.com/KBR_Careers/job/El-Segundo-California/Senior-Crypto-Security-Engineer_R2118774 ## About the Role Required: * An active TS/SCI is required for this position * Bachelors degree * Understanding of the discipline and practice of Systems Engineering throughout the system lifecycle phases of concept, development, production, operations, and sustainment * 15+ years' experience with systems engineering, which may include crypto, cyber security, requirements development, verification, integration, and test * 10+ years' experience with crypto, NSA certification processes, and Key Management processes * 5+ years' experience with military or DoD or Intelligence Community space and ground * Proficient in Microsoft Office products, such as Excel, Word, and PowerPoint * Possess strong oral and written communication and presentation skills; able to author final-version deliverable technical documents and reports Preferred Skills: * Bachelors degree in technical field, such as engineering, mathematics, physics, information systems, information technology, or computer science * Masters 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, OCSMP (MBSE) Basic Compensation: $163,000-$204,000 in California The offered rate will be based on the selected candidate's knowledge, skills, abilities and/or experience and in consideration of internal parity. Ready to Make a Difference? If you're excited about making a significant impact in the field of space defense and working on projects that matter, we encourage you to apply and join our team. ## Description * 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. Deliver clear, data-driven recommendations to program leadership and customers. * Oversee the technical design, interface definition, development, and delivery of needed encryption units, including hardware and firmware. Ensure compatibility with subsystems and compliance with mission, cybersecurity, and interface standards. * Manage technical design, interface definition, development, and delivery of needed encryption units, ensuring proper integration with ground systems, mission operations, and secure architectures. * Support and oversee all testing activities for encryption units including dry runs and SVT. Ensure successful completion of verification and validation campaigns by developing or reviewing test plans, procedures, and reports. Participate in TRRs, dry run, SVTs, participate in CDRL review, 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. Represent the crypto engineering function in design reviews, technical interchange meetings, and program-level forums. * Lead and mentor engineers (junior to mid-level), including task assignment, technical reviews, and professional development. * Oversee crypto lifecycle management. Manage 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. ## Related Videos - [Developing the Rich Text Editor for DeepL.com](https://www.wearedevelopers.com/videos/1172-developing-the-rich-text-editor-for-deepl-com) - [Playing Pong on a shoulder press machine](https://www.wearedevelopers.com/videos/100140-playing-pong-on-a-shoulder-press-machine) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Agent Smith Gets Hardware: Autonomous IoT Hacking From Debug Port to Cloud API](https://www.wearedevelopers.com/videos/100258-agent-smith-gets-hardware-autonomous-iot-hacking-from-debug-port-to-cloud-api) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [When Agents Meet Legacy: Never Change a Running System](https://www.wearedevelopers.com/videos/100320-when-agents-meet-legacy-never-change-a-running-system) ## Related Articles - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Events like RSAC Get You CISOs. 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