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Systems Security Engineer III

Sierra Nevada CorporationLone Tree, CO

$113,921.74–156,642.39/yr

Posted Oct 20, 2026

What you’d do

Lead design and implementation of secure IT infrastructure, hardening Windows VMs, Active Directory, and hypervisors, managing PKI and GPOs, and handling incident response, forensics, and vulnerability assessments. Full time; also mentors junior security engineers. Found on the employer's careers page on Oct 20, 2026. Apply through the link.

You’ll need

  • Bachelor's in systems security, network engineering, IT, or related engineering
  • 5+ years in IT security or related field
  • Windows VM and Active Directory hardening
  • PKI and Group Policy management
  • Incident response and digital forensics

Our summary of the listing. The full listing has the details.

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