Senior Cybersecurity Engineer, PKMA & SATCOM Integration

KBR, Inc; El Segundo, Northern (CA, KY); Hybrid; USD 149,000 - 187,000; Full time

Job summary

KBR, Inc in El Segundo, CA is seeking a Senior Cybersecurity Engineer to support PKMA modernization and integration into ESS for national security space programs. You will lead systems engineering, develop technical requirements, and coordinate acquisition activities across government and industry stakeholders.

The role requires a TS clearance, a strong background in cryptographic key management, and proven experience in large-scale system integration and cyber engineering for DoD or IC

Qualifications

• 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, IC, 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.

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.

Skills

Systems engineering

Cryptographic key management

Technical writing

Briefing skills

Cybersecurity

MBSE/CAMEO

DOORS

Jira

Top Secret clearance

DoD/IC experience

Education

Bachelor's degree in engineering, computer science, mathematics, physics, or related technical discipline

Master's degree in engineering or related discipline

Tools

DOORS

Jira

Job description

KBR, Inc in El Segundo, CA is seeking a Senior Cybersecurity Engineer to support PKMA modernization and integration into ESS for national security space programs. You will lead systems engineering, develop technical requirements, and coordinate acquisition activities across government and industry stakeholders.

The role requires a TS clearance, a strong background in cryptographic key management, and proven experience in large-scale system integration and cyber engineering for DoD or IC