Senior Cybersecurity Engineer

KBR, Inc.•El Segundo, CA

39d•$149,400 - $186,700•Onsite

About The Position

KBR is seeking a highly motivated Senior Cybersecurity Engineer to support modernization and integration of the Protected Key Management Architecture (PKMA) capability within the Enterprise SATCOM System. The successful candidate will provide systems engineering, acquisition, cryptographic key management, requirements, integration planning, and stakeholder coordination support across government, contractor, and national-level crypto stakeholders. This role supports ongoing PKMA modernization activities, FOPR/SOW documentation, COMSEC/TRANSEC risk mitigation, dependency planning, testing, certification, and ESS integration milestones. Why Join Us? Innovative Projects: KBR’s work is at the forefront of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. Collaborative Environment: Be part of a dynamic team that thrives on collaboration and innovation, fostering a supportive and intellectually stimulating workplace. Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space defense.

Requirements

Active Top Secret clearance required for this position
Bachelor's degree in engineering, computer science, mathematics, physics, or related technical discipline
7+ years of systems engineering experience supporting DoD, Intelligence Community, or national security space programs
Experience with cryptographic systems, key management infrastructure, COMSEC, or TRANSEC operations
Experience developing technical requirements, SOWs, acquisition packages, and engineering documentation
Experience supporting large-scale system integration efforts
Strong technical writing and briefing skills
Proficient in Microsoft Office (Word, PowerPoint, Excel)

Nice To Haves

Master's degree in engineering or related discipline
Experience with SATCOM, AEHF, ESS, EHF, or strategic communications systems
Knowledge of PKI, KMI, PKMA, or enterprise key management architectures
Experience supporting NSA-certified cryptographic systems
Familiarity with MBSE/CAMEO, DOORS, Jira, or engineering toolsets
Experience supporting acquisition strategy, source selection, and contract execution
Certification in systems engineering, such as INCOSE CSEP or ESEP
Certification such as CISSP, CEH
Requirements management
Technical baseline management
Interface development and ICD adjudication
Risk management
Digital engineering
Cybersecurity engineering
Executive communications
Cross-functional team leadership

Responsibilities

Lead systems engineering activities supporting PKMA modernization and integration into ESS.
Develop and review technical requirements, Statements of Work, Technical Requirements Documents, Interface Control Documents, and acquisition documentation.
Support Fair Opportunity Proposal Request, Request for Information, and other acquisition package activities for the PKMA modernization contract.
Analyze vendor or contractor inputs and provide clear technical recommendations to government and program leadership.
Develop technical roadmaps and dependency analyses supporting PKMA development, integration, testing, certification, and deployment.
Coordinate cryptographic key management requirements across ground, terminal, payload, and space segment stakeholders.
Support COMSEC/TRANSEC planning, test strategy, certification planning, and integration activities.
Develop PKMA-related risk assessments, mitigation plans, and executive-ready briefings.
Participate in key management, cyber engineering, SATCOM, and security working groups.
Coordinate with NSA, Space Systems Command, mission partners, contractors, and system developers.
Support technical baseline reviews including SRR, SFR, PDR, CDR, and integration readiness activities.
Prepare concise status updates, program briefings, and decision-support materials for leadership.