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. SOFTWARE ENGINEER (STARLINK WIRELESS PROTOCOL) Enabled by a constellation of low Earth orbit satellites, Starlink will provide fast, reliable internet to populations with little or no connectivity, including those in rural communities and places where existing services are too expensive or unreliable. Starlink is now delivering service and accepting orders both domestically and internationally, and will continue expansion to near global coverage of the populated world. We are looking for a talented software engineer to join our wireless protocol team. RESPONSIBILITIES: Design, implement, test, maintain, and document the link-layer protocol for the Starlink satellite communications network Work with the PHY and network teams to seamlessly integrate the link-layer within the network stack Integrate the link-layer with simulation infrastructure Use network monitoring tools to analyze and monitor link layer performance. Debug and fix network reliability issues Participate in architecture, design and code reviews and provide peer feedback BASIC QUALIFICATIONS: Bachelor's degree in computer science, engineering, math, or STEM discipline and 5+ years of professional development experience in C, C++, python, or mobile development languages; or 7+ years of professional experience in software development in lieu of degree PREFERRED SKILLS AND EXPERIENCE: 5+ years of professional experience in embedded Linux C/C++ software development, specific to communications protocols 5+ years of professional experience in any of the L1, L2, L3 protocol stack layers in broadband access technologies such as: Wi-Fi, UMTS, LTE or satellite broadband Master's degree in computer science, computer engineering or electrical engineering Experience in multithread/multicore programming in real-time-OS environment Experience in modeling, designing and validating MAC protocols Scripting ability with Python or similar Skilled in troubleshooting and tuning of component hardware, software, networking and communications protocol problems Understanding of network layer components such as IPv4, IPv6, Mobile IP, routing, or forwarding Experience in development of very high-performance software with minimum delay and tight CPU constraints ADDITIONAL REQUIREMENTS: Must be able to work extended hours and weekends as needed COMPENSATION AND BENEFITS: Pay Range: Software Engineer/Senior: $170,000.00 - $230,000.00/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 & long-term disability insurance, life insurance, paid parental leave, and various other discounts and perks. You may also accrue 3 weeks of paid vacation & 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 space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or 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 notify the Human Resources Department at .