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Security Engineer (Software)

Join SpaceX as a Security Engineer (Software) to protect systems and data while driving the mission to enable human life on Mars.

Location
Redmond, WA, United States
Compensation
$130k–$195k/yr
Level
mid
Type
full time · On-site

Posted by employer 1 day ago

First seen on Joblaze 1 day ago

Last verified on the company career page 1 day ago

What you'll build

  • Design, build, and maintain technology that protects SpaceX systems
  • Stand up authentication and identity services
  • Automate identity lifecycle for Information Security
  • Operate web application firewalls
  • Find threats and gaps with security and IT

Must have

  • Bachelor's degree in computer science or another STEM discipline
  • 2+ years of professional experience in security software development
  • Experience with Python, Go, C#, C/C++, or Rust
  • Experience designing and implementing security solutions

Nice to have

  • Writing, shipping, and operating secure software
  • Linux, Windows, and macOS system internals
  • Public key infrastructure (PKI) and related technologies
  • Root-cause debugging under time pressure

Practical constraints

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

Requirements

Experience
2+ years
Education
Bachelor's degree

Not disclosed in this posting: visa sponsorship.

Benefits

401k Match Paid Vacation Paid Sick Leave Equity/Stock Options Paid Holidays Health Insurance Parental Leave

Joblaze summary

In the role of Security Engineer (Software) at SpaceX, the individual is responsible for designing, building, and maintaining security technologies that protect the company's systems and data. Key skills include proficiency in programming languages such as Python and Go, as well as experience with security solutions for large-scale infrastructures. This position is suited for candidates with a background in security software development, ideally with a degree in a STEM field or equivalent experience. The role requires on-site work and collaboration with various teams to enhance the overall security posture.

Joblaze insights

  • Listed yesterday — first seen on Joblaze September 30, 2026. Last confirmed on SpaceX's careers page September 30, 2026.
  • Salary band is below the typical range for Security roles (median ~$170,000).
  • Starts above 12% of 52 comparable mid security roles in United States that list Python we track (median $130,000 across 22 companies). See Python salary trends
  • Python appears in 43.6% of 195 comparable mid security roles in United States; REST appears in 0.5% of 195 comparable mid security roles in United States.

Quick facts

Is the Security Engineer (Software) role remote?
No — this is an on-site role in Redmond, WA, United States.
What's the salary range?
SpaceX lists $130,000–$195,000 for this role.
How much experience is required?
At least 2 years of relevant experience for this Security Engineer (Software) role.
Where is the role based?
SpaceX is hiring for this position in Redmond, WA, United States.
What's the tech stack?
Joblaze extracted these technologies from the posting: C++, C/C++, Go, HSMs, HTTP-RPC, Linux.
What seniority level is this role?
SpaceX targets mid-level candidates for this position.
Is this full-time or contract?
Full-time for this Security Engineer (Software) 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.

SECURITY ENGINEER (SOFTWARE)

SpaceX is looking for a Security Engineer (Software) 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. This role writes and operates the software and infrastructure behind SpaceX security standards.

RESPONSIBILITIES:

  • Design, build, and maintain technology that protects SpaceX systems, networks, and data.
  • Stand up authentication and identity services, multi-factor authentication, and network access control identity.
  • Automate identity lifecycle for Information Security and partner organizations.
  • Run backend infrastructure that network security services depend on.
  • Operate web application firewalls and other application-level security controls.
  • Enforce cloud security policy, centralized configuration, and monitoring.
  • Document what you run, keep it working, and advise other teams on it.
  • Find threats and gaps with security and IT, then ship software and deployment changes that reduce risk.
  • Deliver solutions that are scalable, repeatable, maintainable, and secure.
  • Coordinate with information security, physical security, IT, HR, legal, software, and other partners.

BASIC QUALIFICATIONS:

  • Bachelor's degree in computer science or another STEM discipline; OR 2+ years of professional experience in security software development in lieu of a degree.
  • Experience with Python, Go, C#, C/C++, or Rust.
  • Experience designing and implementing security solutions for operating systems, distributed systems, or other enterprise / large-scale infrastructure.

PREFERRED SKILLS AND EXPERIENCE:

  • Writing, shipping, and operating secure software.
  • Linux, Windows, and macOS system internals.
  • Public key infrastructure (PKI) and related technologies.
  • SAML, OIDC, and OAuth.
  • TPMs and HSMs.
  • TCP/IP and UDP at the level needed to build and debug services.
  • Navigating large, interactive systems.
  • Web APIs, HTTP-RPC, and REST.
  • Hardening Windows, Linux, and macOS to enterprise security controls.
  • macOS and Windows code-signing and enterprise application deployment.
  • 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.
  • Ability to pass Air Force background check for Cape Canaveral.

COMPENSATION AND BENEFITS:

Pay Range:
Level 1: $130,000 - $155,000
Level 2: $150,000 - $195,000

Base salary is just one part of your total rewards package at SpaceX. You may also be eligible for long-term incentives, in the form of company stock or long-term cash awards, as well as potential discretionary bonuses and the ability to purchase additional stock at a discount through an Employee Stock Purchase Plan. You will also receive access to comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short and long-term disability insurance, life insurance, paid parental leave, and various other discounts and perks. You may also accrue 3 weeks of paid vacation and will be eligible for 10 or more paid holidays per year. Employees accrue paid sick leave pursuant to Company policy which satisfies or exceeds the accrual, carryover, and use requirements of the law.

ITAR REQUIREMENTS:

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

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