Role Overview
SpaceX is hiring a Principal Software Engineer, CDN (Starlink). This is a full-time role in Palo Alto. Part of SpaceX's Qa hiring, posted today. applications are still in the early window, before most candidates have applied. Full responsibilities, required qualifications, and the apply link are listed in the description below.
Salary Context
Salary is not disclosed in this posting. Market median for Principal-level Qa roles is $112k-$183k (based on 127 comparable listings). Many employers share specifics during the interview process or after an initial screen.
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Job description
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.
PRINCIPAL SOFTWARE ENGINEER, CDN (STARLINK)
At SpaceX we’re leveraging our experience in building rockets and spacecraft to deploy Starlink, the world’s most advanced broadband internet system. Starlink is the world’s largest satellite constellation and is providing fast, reliable internet to 10M+ users worldwide. We design, build, test, and operate all parts of the system – thousands of satellites, consumer receivers that allow users to connect within minutes of unboxing, and the software that brings it all together. We’ve only begun to scratch the surface of Starlink’s potential global impact and are looking for the world’s best engineers to help maximize Starlink’s utility for communities and businesses around the globe.
As Starlink grows to serve billions of users around the world, we’re continuously assessing ways to maximize the use of our technology for people around the world. Our CDN team will be pivotal in this effort, building scalable distributed systems that underly the future offerings Starlink is able to provide to users and customers around the world.
RESPONSIBILITIES:
- Design, build, and scale a new Content Delivery Network (CDN) for Starlink
- Build robust, responsive, and scalable distributed systems.
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Build the necessary tools, visibility, and alerting mechanisms to effectively diagnose, operate, and maintain complex, business-critical systems in real-time.
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Design algorithms to understand and optimize hardware utilization and cost efficiency, evaluated against intuitive and business-critical performance metrics.
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Implement the systems which shape traffic across multiple CDNs.
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Participate in and lead architecture, design, and code reviews.
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Develop prototypes and manage experiments to prove out future design concepts and future use cases for Starlink.
BASIC QUALIFICATIONS:
- Bachelor’s degree in computer science, engineering or other STEM discipline AND 10+ years of professional experience in software development; Or 12+ years of software development experience in lieu of a degree.
- Software development experience in C, C++, or Rust.
- 5+ years of professional distributed systems experience or experience designing, building, and/ scaling a CDN system.
- 7+ years of professional networking experience.
PREFERRED SKILLS AND EXPERIENCE:
- Advanced degree in computer science or engineering.
- Professional experience working on complex networking systems (layers 0-7).
- Experience with Edge Networking, DNS, Traffic Management, Caching, Load Balancing, SSL/TLS, DDoS protection, and/or monitoring.
- Knowledgeable in network topology, numerical optimization techniques, graph theory approaches, or convex optimization.
- Developed, debugged, and deployed scalable software that has been used in real world applications/projects.
- Creative approach to problem solving, exceptional analytical skills, and engineering fundamentals.
- Excellent communication skills both written and verbal.
- Ability to work effectively in a dynamic environment with changing needs and requirements.
ADDITIONAL REQUIREMENTS:
- Must be willing to work extended hours and weekends as needed.
COMPENSATION AND BENEFITS:
Pay range:
Software Engineer /Senior: $210,000.00 - $295,000.00/per year
Your actual level and base salary will be determined on a case-by-case basis and may vary based on the following considerations: job-related knowledge and skills, education, and experience.
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, stock options, 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. Exempt employees are eligible for 5 days of sick leave per year.
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.
About SpaceX
SpaceX
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Frequently Asked Questions
How do I apply for the Principal Software Engineer, CDN (Starlink) position at SpaceX?
Use the Apply button above to submit your application directly to SpaceX. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Where is the Principal Software Engineer, CDN (Starlink) position at SpaceX located?
This position is based in Palo Alto. SpaceX has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.
What does a Principal Software Engineer, CDN (Starlink) at SpaceX earn?
SpaceX has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Principal Software Engineer, CDN (Starlink) role at SpaceX posted?
This role was posted on July 20, 2026 (today). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
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