Sr. Network Security Engineer
- Salary
- Not stated
- Level
- Senior
- Work type
- Not stated
- Visa
- Not stated
Open. First seen 16 October 2026.
The team: Security Engineering HIRES STEADILY
This role is one of 36 open in Security Engineering. 28 were posted in the last 30 days and the oldest in May: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Networking (34 of 36), Linux (30 of 36), Python (26 of 36), Golang (15 of 36), C (12 of 36), C# (12 of 36), C++ (12 of 36)
OTHER ROLES ON THIS TEAM
- Sr. Security Engineer (Infrastructure) posted Oct 16
- Security Engineer (Infrastructure) posted Oct 16
- Network Security Engineer posted Oct 16
- Security Engineer (OT) posted Oct 16
- Security Engineer posted Oct 16
- Security Engineer posted Oct 16
- Security Engineer (Software) posted Oct 16
- Security Engineer (Software) posted Oct 16
- Sr. Network Security Engineer posted Oct 16
- Sr. Network Security Engineer posted Oct 16
- IT Network Engineer (OT) posted Oct 15
- IT Network Engineer posted Oct 1
- Sr. IT Network Automation Engineer posted Oct 1
- IT Wireless Network Engineer posted Oct 1
- Sr. IT Network Engineer (OT) posted Oct 1
- IT Network Administrator posted Oct 1
- Sr. IT Network Engineer posted Oct 1
- IT Network Engineer (OT) posted Oct 1
- Security Engineer (OT) posted Sep 29
- Security Engineer (Software) posted Sep 29
- Security Engineer posted Sep 29
- Security Engineer (Red Team) posted Sep 26
- Security Engineer (Vulnerability Management) posted Sep 25
- Sr. IT Network Engineer posted Sep 25
- Sr. IT Wireless Network Engineer posted Sep 25
- Sr. IT Wireless Network Engineer posted Sep 22
- Sr. IT Wireless Network Engineer posted Sep 18
- Sr. Network Security Engineer posted Sep 14
- Sr. IT Network Engineer posted Sep 11
- Sr. Network Security Engineer (VPN) posted Jul 10
- Sr. Network Security Engineer (VPN) posted Jul 10
- Sr. Network Security Engineer (VPN) posted Jul 10
- Sr. Network Security Engineer (VPN) posted Jul 9
- Security Engineer posted May 30
- Security Engineer posted May 30
From the team and dates on SpaceX's own job board.
About the role
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.
SR. NETWORK SECURITY ENGINEER
SpaceX is looking for a Sr. Network Security Engineer to design, implement, and operate security for SpaceX corporate and enterprise networks. This is hands-on network security work: designing and implementing segmentation, routing, and access controls; operating firewalls and related platforms such as Palo Alto, Check Point, Juniper, and Arista; and turning operational requirements into production architectures.
RESPONSIBILITIES:
- Design, implement, and support network security for corporate and enterprise environments.
- Configure and maintain network security controls, policies, and architectures based on operational requirements.
- Provide subject matter expertise on network security, firewalls, and industry best practices.
- Analyze operational needs that present security challenges and develop secure network solutions.
- Implement and maintain network segmentation, routing, and access controls.
- Lead technical design reviews for network security changes.
- Define network security patterns and standards.
- Serve as an escalation point for network security issues.
- Drive network security incidents to root cause and a durable fix.
- Partner with network engineering, IT, and other SpaceX teams to determine functional needs, develop secure architectures, and communicate security best practices and policies.
- Test and implement changes in a production environment with change control.
BASIC QUALIFICATIONS:
- Bachelor's degree in a STEM field and 5+ years of network security experience; OR 8+ years of network security experience in lieu of a degree.
- 3+ years of experience securing networks, IT infrastructure, applications, endpoints, and/or APIs.
PREFERRED SKILLS AND EXPERIENCE:
- Experience with network security technologies, their operation, and limitations.
- Firewalls (Palo Alto, Check Point, Juniper, and Arista).
- Experience designing and configuring eBGP fabrics for large multi-path networks built from scratch.
- Switch/router ACLs.
- Network access control solutions.
- IPsec and TLS-based VPNs.
- Web application firewalls.
- Email security.
- Logging and alerting with SIEMs.
- Familiarity with networking protocols and the OSI model.
- Experience testing and implementing changes in a production environment.
- Experience leading technical design reviews and defining network security patterns and standards.
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.
See Security Engineer salaries in the United States →
Similar jobs
- Propulsion Engineer (Raptor Final Assembly & Tube Shop) at SpaceX
Also at this company - Propulsion Engineer, Non-Destructive Evaluation (Raptor) at SpaceX
Also at this company - Manufacturing Engineer (Raptor Final Assembly & Tube Shop) at SpaceX
Also at this company - Sr. Optical Transceiver Engineer - High Speed Links, Satelites (Starlink) at SpaceX
Also at this company - Mechanical Integration & Test Engineer, User Products (Starshield) at SpaceX
Also at this company - Rack Design Engineer (Starmind) at SpaceX
Also at this company
Is this your posting and you want it taken down? Email info@careerholo.com.