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Blue Origin

Builds rockets, engines and lunar spacecraft

Cyber Defense Analyst

Security Operations & Incident ResponseConfirmed live in the last 24 hours
Full-time

About the Job

Requirements

  • Entry-level hands-on experience in security operations, incident response, IT operations, or system administration, or equivalent military or government cyber experience.
  • Working knowledge of network protocols and Windows and Linux fundamentals.
  • Familiarity with security information and event management (SIEM) and endpoint detection and response (EDR) concepts, and the ability to investigate events using them.
  • Understanding of common attack techniques and exposure to the MITRE ATT&CK framework.
  • Clear, concise written communication for investigation notes read by senior staff and government customers.
  • Active U.S. Government Top Secret clearance with SCI eligibility and eligibility for SAP access determination.
  • DoD 8140 CSSP Analyst or IAT Level II certification (Security+ CE or equivalent) at hire or within six months.
  • Must be able to obtain and maintain access to classified facilities; periodic polygraph may be required.

Responsibilities

  • Monitor and triage security events and alerts across SIEM, EDR, network sensors, and audit logs, determining what is noise, misconfiguration, or warrants escalation.
  • Investigate events by pivoting across host, network, and identity data, building a picture of what happened, and documenting it clearly.
  • Serve as first responder during incidents, execute containment steps per playbook, preserve evidence, build timelines, and support senior engineers leading the response.
  • Participate in structured hunts, initially alongside senior team members and increasingly using independent hypotheses as familiarity with normal activity grows.
  • Perform privileged user activity monitoring and audit log review in partnership with Security and Counterintelligence.
  • Provide heightened monitoring coverage during launches, mission operations, and other critical windows.
  • Assist with sensor deployment, log source onboarding, and agent rollout across enclaves under engineering direction.
  • Tune and improve detections by reducing false positives, validating rule coverage, and proposing new detections based on findings in the data.
  • Execute response procedures, flag gaps, and contribute input to playbook rewrites.
  • Script recurring triage, enrichment, and reporting tasks.

Desired Qualifications

  • Prior military cyber experience (17C, 1B4, CTN, 1721, or equivalent) or CPT/CST assignment.
  • Scripting exposure in Python, PowerShell, or Bash.
  • Query language familiarity with KQL, SPL, or similar.
  • Prior work in classified DoD or Intelligence Community environments.
  • Exposure to forensics, malware triage, or detection rule development.
  • Security+, CySA+, GSEC, GCIH, or similar certification.
  • Active TS/SCI with polygraph.

About the Company

Blue Origin

Builds rockets, engines and lunar spacecraft

Blue Origin builds rockets, engines and spacecraft for commercial satellite operators and government space programs. Its New Glenn orbital rocket uses a reusable first stage, while Blue Moon landers are designed to transport cargo and astronauts to the lunar surface. The company designs and manufactures liquid-fueled propulsion systems, and its New Shepard vehicle is built for short suborbital trips carrying people and research payloads. Customers pay for launch services and engines, and government development contracts fund work on systems for exploration beyond Earth orbit. Founded by Jeff Bezos in 2000, Blue Origin is headquartered in Kent, Washington.

Company size
10,001+
Company stage
Late Stage VC
Total funding
$10.1B
Headquarters
Kent, WA
Founded
2000

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