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Sr. Security Engineer (Infrastructure)

Join SpaceX as a Sr. Security Engineer to protect and drive the mission of enabling human life on Mars.

Location
Bastrop, TX, United States
Compensation
Not disclosed
Level
senior
Type
full time · On-site

Posted by employer 13 hours ago

First seen on Joblaze 1 hour ago

Last verified on the company career page 1 hour ago

What you'll build

  • Design on-premises Kubernetes platforms
  • Lead cluster lifecycle work
  • Build automation for provisioning and configuration
  • Harden clusters and workloads
  • Respond to production incidents

Must have

  • 5+ years of experience operating on-premises Kubernetes
  • 5+ years of experience with Linux system administration
  • Bachelor's degree in computer science or another STEM discipline

Nice to have

  • Production Kubernetes at scale
  • Designing on-premises compute, storage, and network architectures
  • Infrastructure as code and configuration management
  • CI/CD or GitOps-style delivery onto Kubernetes

Practical constraints

  • Must be willing to work extended hours and/or weekends
  • This role requires you to be onsite

Requirements

Experience
5+ years
Education
Bachelor's degree
Visa
No sponsorship (stated in posting)

Not disclosed in this posting: compensation.

Joblaze summary

The Sr. Security Engineer (Infrastructure) at SpaceX focuses on designing and maintaining secure on-premises Kubernetes platforms, ensuring the integrity and availability of critical systems. Key skills include extensive experience with Kubernetes, Linux administration, and automation languages like Python or Go. This role is suited for seasoned professionals with a strong background in production infrastructure and security practices. The position requires on-site work and involves collaboration with various teams to enhance security measures across the organization.

Joblaze insights

  • Listed today — first seen on Joblaze October 17, 2026. Last confirmed on SpaceX's careers page October 17, 2026.
  • Python appears in 40.9% of 335 comparable senior security roles in United States; Linux appears in 9% of 335 comparable senior security roles in United States.

Quick facts

Is the Sr. Security Engineer (Infrastructure) role remote?
No — this is an on-site role in Bastrop, TX, United States.
How much experience is required?
At least 5 years of relevant experience for this Sr. Security Engineer (Infrastructure) role.
Where is the role based?
SpaceX is hiring for this position in Bastrop, TX, United States.
What's the tech stack?
Joblaze extracted these technologies from the posting: Go, Kubernetes, Linux, Python.
What seniority level is this role?
SpaceX targets senior candidates for this position.
Is this full-time or contract?
Full-time for this Sr. Security Engineer (Infrastructure) role at SpaceX.

From the original 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.

SR. SECURITY ENGINEER (INFRASTRUCTURE)

SpaceX is looking for a Sr. Security Engineer (Infrastructure) to join Information Security to help protect and drive the SpaceX mission. Information drives our business. We must protect the confidentiality, integrity, and availability of systems and processes across the enterprise, and defend against loss of control or confidence in our systems.

RESPONSIBILITIES:

  • Design on-premises Kubernetes platforms that security services run on, and the compute, storage, and networking they depend on.
  • Lead cluster lifecycle work, including upgrades, capacity, failure domains, and safe change.
  • Build the automation other engineers use to provision, configure, and operate the platform.
  • Set standards for how security services are deployed, hardened, and run on Kubernetes.
  • Harden clusters and workloads, including RBAC, policy, secrets, and secure configuration.
  • Respond to the hardest production incidents and drive them to a durable fix.
  • Define the signals, alerts, and operational practices that keep the platform supportable.
  • Document what you run, keep it working, and advise other teams on it.
  • Find systemic gaps with security and IT, then ship platform and deployment changes that reduce risk.
  • Deliver solutions that are scalable, repeatable, maintainable, and secure.
  • Coordinate with information security, IT, software, and other partners.

BASIC QUALIFICATIONS:

  • Bachelor's degree in computer science or another STEM discipline; OR 2+ years of professional experience operating production infrastructure and high school diploma or equivalency certificate in lieu of a degree.
  • 5+ years of experience operating on-premises Kubernetes in a production environment.
  • 5+ years of experience with Linux system administration and with Python, Go, or another language used to automate infrastructure.

PREFERRED SKILLS AND EXPERIENCE:

  • Production Kubernetes at scale, including control plane, networking, storage, RBAC, and upgrades.
  • Designing on-premises compute, storage, and network architectures for container platforms.
  • Cluster and node hardening, admission control, and secure workload configuration.
  • Infrastructure as code and configuration management.
  • Python or Go for platform tooling and automation.
  • Linux internals and troubleshooting.
  • Observability, alerting, and operational readiness for production platforms.
  • CI/CD or GitOps-style delivery onto Kubernetes.
  • Capacity planning, failure domains, and recovery for on-premises platforms.
  • TCP/IP at the level needed to build and debug cluster networking.
  • Root-cause debugging under time pressure.

ADDITIONAL REQUIREMENTS:

  • Must be willing to work extended hours and/or weekends as needed.
  • This role requires you to be onsite. Hybrid or remote work will not be considered.

ITAR REQUIREMENTS:

Standard company text repeated across SpaceX's postings is omitted here.

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