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Job Title


Senior Space Communication Security (COMSEC) Engineer


Company : Blue Origin LLC


Location : Seattle, WA


Created : 2026-04-04


Job Type : Full Time


Job Description

Application close date:Applications will be accepted on an ongoing basis until the requisition is closed.At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflightThis role is part of TeraWave, a satellite communications network designed to deliver symmetrical data speeds of up to 6 Tbps anywhere on Earth. This network will service tens of thousands of enterprise, data center, and government users who require reliable connectivity for critical operations.Space Communication Security (COMSEC) engineers are bridging the gap between advanced aerospace engineering and the security protocols required to keep information in transit secure. As a Senior COMSEC Engineer, you will lead the design, implementation, and security of data-in-transit solutions for space systems, including satellite communications and ground stations. You will serve as a technical authority on COMSEC matters and provide mentorship to junior engineers while ensuring compliance with the highest security standards.Special Mentions:Relocation providedTravel expected up to 15% of the timeInterviews will include a technical assessmentResponsibilities include but are not limited to:Crypto Engineering Leadership:Lead the design and implementation of cryptographic systems and secure communication links for space assets, providing technical oversight and direction to engineering teamsCOMSEC Management:Develop and oversee the documentation required for the handling, safeguarding, and inventory of classified COMSEC equipment (e.g., NSA High Assurance devices like KG-505s, KI-700s and KG-255XJs)Compliance Oversight:Ensure adherence to NSA, CNSSI, and NISPOM regulations for SCI and SAP activities, and develop internal compliance frameworks and proceduresSystem Security Architecture:Lead the development of secure, resilient, and anti-jamming communication systems, incorporating cutting-edge security technologiesKey Management:Work with the Cryptographic Network Controlling Authority (CONAUTH) and lead procedure development on using fill devices like an SKLTechnical Leadership:Provide mentorship to junior engineers, lead technical reviews, and represent the COMSEC team in cross-functional meetingsRisk Assessment:Conduct comprehensive security risk assessments and develop mitigation strategies for space communication systemsVendor Management:Evaluate and select appropriate security technologies and maintain relationships with security vendors and government agenciesMinimum Qualifications:Bachelor's degree in Computer Science, Electrical Engineering, Cybersecurity, or related technical field7+ years of experience specifically with COMSEC materials and secure communication systems5+ years of experience with NSA High Assurance encryption devices and secure protocolsSolid understanding of encryption algorithms (AES, RSA) and public key infrastructureDemonstrated experience with cryptographic key management systems and proceduresExperience with COMSEC account management and material handling proceduresKnowledge of applicable security regulations including NISPOM, CNSSI, and NSA guidelinesPreferred Qualifications:Master's degree in a relevant technical field10+ years of experience in COMSEC or related fieldsExperience with space systems and satellite communicationsCertification in security-related fields (CISSP, CISM, Security+)Proficiency with NSA Type-I encryption devices (KG-505s, KI-700s, KG-255XJs, etc.)Active Top Secret/SCI clearanceExperience leading teams or mentoring junior engineersExperience with anti-jamming and secure communicatio