Network Security Engineer
The full posting
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.
NETWORK SECURITY ENGINEER
SpaceX is looking for a Network Security Engineer to implement and operate security for SpaceX corporate and enterprise networks. This is a hands-on network security role: operating firewalls, VPNs, and IDS/IPS; implementing access controls; assessing risk in existing configurations; and keeping security systems maintained in production.
RESPONSIBILITIES
- Develop and implement network security tools.
- Produce threat models and assess risk around existing configurations.
- Provide subject matter expertise on network security, firewalls, and industry best practices.
- Configure and maintain firewalls and other network security controls on the SpaceX enterprise network based on operational requirements.
- Analyze operational needs that present security challenges and develop secure network solutions.
- Document and formalize security processes.
- Maintain network security systems by applying patches and performing other periodic maintenance.
- Partner with other SpaceX teams to determine functional needs, develop secure architectures, and communicate security best practices and policies.
BASIC QUALIFICATIONS
- Bachelor's degree in a STEM field and 3+ years of network security experience; OR 5+ years of network security experience in lieu of a degree.
- 1+ years of experience securing networks, IT infrastructure, applications, endpoints, and/or APIs.
- 1+ years of experience hardening Windows, MacOS, and/or Linux operating systems.
PREFERRED SKILLS AND EXPERIENCE
- Firewalls (Palo Alto and Juniper).
- Network IDS/IPS solutions.
- Network monitoring solutions (NDR).
- Switch/router ACLs.
- Network access control solutions.
- IPsec and TLS-based VPNs.
- Web application firewalls.
- Email security.
- Logging and alerting with SIEMs.
- Python programming and automation.
- Familiarity with networking protocols and the OSI model.
- Experience testing and implementing changes in a production environment.
ADDITIONAL REQUIREMENTS
- This role requires you to be onsite. Hybrid or remote work will not be considered.
- Willingness to work extended hours and weekends as needed.
ITAR REQUIREMENTS
- To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the 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 reach out to EEOCompliance@spacex.com .
Text as SpaceX published it; last compared with the original on 11 Nov 2026.
The application
Your details and CV, then 13 questions.
- 1.Please specifyShort answer · optional
- 2.GPA (Undergraduate)Pick one (13 options)
- 3.GPA (Graduate)Pick one (13 options)
- 4.GPA (Doctorate)Pick one (13 options)
- 5.SAT ScorePick one (156 options)
- 6.ACT ScorePick one (19 options)
- 7.GRE ScorePick one (156 options)
- 8.Active Security Clearance(s)Pick any (8 options)
- 9.SpaceX & SpaceXAI Employment HistoryPick one
- 10.Can you perform all of the essential functions of this role with or without reasonable accommodations?Yes or no
- 11.Are you legally authorized to work in the United States?Pick one
- 12.Citizenship StatusPick one
- 13.If (f) Other, please explain:Short answer · optional
From SpaceX's apply page, checked 11 Nov 2026.
The employer: SpaceX
Builds rockets, spacecraft and the Starlink network; its security staff protect satellites, ground systems and classified Starshield programs.
Pay and benefits: Full-time, on-site roles paid in salary plus SpaceX stock; some posts require a Top Secret clearance.
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