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Leidos

Principal Cyber Systems Engineer (TS/SCI Cleared)

Reston, VA (On-site) Cleared & Defense $160,000 - $220,000
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Job Description & Details

About the Role

Leidos is a Fortune 500 technology and national security defense leader. We are seeking a TS/SCI cleared Principal Cyber Systems Engineer to architect enterprise defensive architectures for intelligence community clients.

Key Responsibilities

  • Lead engineering implementation of enterprise SIEM, SOAR, and network defense architectures.
  • Harden critical systems against advanced persistent threats in strictly air-gapped environments.
  • Provide subject matter guidance on zero-trust architectures and encryption standards.
  • Active Top Secret / SCI with polygraph required.

Target Domains & Tools

TS/SCI Polygraph SIEM DoD 8570 Network Defense

Interested in this role at Leidos?

Applications go directly through the official employer portal.

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