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Sr. Security Software Engineer

Sr. Security Software Engineer

Satellite Development

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.



We are looking for people passionate about defending SpaceX’s satellite constellation from user premises equipment to the satellite to the ground stations to the internet connections. If you are one of those people, you have the chance to be among the first to attack our systems.  You will guard our perimeter, defend our users, and harden our network.

It will be your responsibility to constantly research emerging attacks and threats; to create offensive and defensive tools and methodologies; and to evaluate risks from the everyday to the exotic.

If you seek a fast-paced environment, crave impact, and love the hunt for vulns or the challenge of defense, SpaceX may be your next career step.


  • Threat modeling, mitigation, validation, including software and hardware penetration testing
  • Work with development teams to design security into the system and drive security reviews
  • Develop tools to assist in modeling, analysis, detection, and prevention of security threats
  • Secure the system while ensuring ease of use for the user and network operations
  • Stay current on industry developments affecting security and privacy policy


  • High school degree
  • 3+ years of experience in exploit development or mitigation


  • Bachelor’s degree
  • Experienced in developing, shipping and supporting large, complex, interactive systems
  • Physical penetration testing experience
  • Ops experience a plus
  • Demonstrated skill in hardware and software security
  • Excellent communication skills both written and verbal
  • Able to ramp up quickly on new technologies
  • Able to deal with ambiguity


  • Must be available to work extended hours and weekends as needed


  • To conform to U.S. Government space technology export regulations, applicant must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. Learn more about ITAR here.

SpaceX is an Equal Opportunity Employer; employment with SpaceX is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.

Applicants wishing to view a copy of SpaceX’s Affirmative Action Plan for veterans and individuals with disabilities, or applicants requiring reasonable accommodation to the application/interview process should notify the Human Resources Department at (310) 363-6000.

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