Senior Cybersecurity Engineer: Space SATCOM & PKMA

ENSCO, Inc.; El Segundo (CA); On-site; USD 150,000 - 185,000; Full time

Job summary

ENSCO, Inc. seeks a Senior Cybersecurity Engineer to join our team in El Segundo, CA on-site.

You will lead cybersecurity/SE activities within MILSATCOM systems engineering programs and collaborate with government and industry partners to deliver secure, state-of-the-art space and ground communications solutions. The role requires a Bachelor's degree in engineering, computer science, or related field, 7+ years of DoD/national security space programs experience, and a US Top Secret clearance.

Qualifications

• 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)
• An ACTIVE DOD TOP SECRET SECURITY CLEARANCE IS REQUIRED FOR THIS POSITION, FOR WHICH YOU MUST BE A U.S. CITIZEN

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

Cybersecurity engineering

DoD/IC/space programs

Technical writing

Briefing skills

Microsoft Office

Education

Bachelor's degree in engineering / related field

Tools

Jira

MBSE/CAMEO

DOORS

Job description

ENSCO, Inc. seeks a Senior Cybersecurity Engineer to join our team in El Segundo, CA on-site.

You will lead cybersecurity/SE activities within MILSATCOM systems engineering programs and collaborate with government and industry partners to deliver secure, state-of-the-art space and ground communications solutions. The role requires a Bachelor's degree in engineering, computer science, or related field, 7+ years of DoD/national security space programs experience, and a US Top Secret clearance.