Sr. Wireless Integration & Test Engineer (Direct To Cell)

SpaceX • Sunnyvale, CA

401d • $170,000 - $230,000

About The Position

The Sr. Wireless Integration & Test Engineer for Direct-To-Cell at SpaceX is responsible for integrating, testing, and optimizing the performance of a complex satellite cellular network, focusing on Radio Access Network (RAN) software. This role involves collaboration with development teams and partner operators to ensure the RAN software meets performance targets and operates effectively in orbit. The engineer will also manage lab infrastructure and implement test automation to enhance RAN features and functionality.

Requirements

• Bachelor's degree in computer science, engineering, math, or STEM discipline and 5+ years of professional engineering experience; OR 7+ years of professional engineering experience, in lieu of a degree.
• Experience with 4G or 5G air interface, call processing, and network architecture specifically focused on the Radio Access Network (RAN).
• Experience with UE (User Equipment - Phone/Handset) log analysis and other debug tools (QXDM, QCAT, Wireshark).
• Experience with UDP/TCP/IPv4/IPv6/VLAN and debugging basic networking issues.
• Prior experience with test and integration for a cellular modem or wireless network.

Nice To Haves

• Strong knowledge of wireless communications, networking protocols and/or signal processing.
• Prior experience debugging issues for a cellular network deployed at scale (either as a RAN vendor, network operator, or phone OEM).
• Software development experience with python.
• Strong skills in debugging and performance optimization; exceptional analytical skills and engineering fundamentals.
• Excellent verbal and written communication skills.
• Ability to work effectively in a dynamic environment with changing needs and requirements.

Responsibilities

• Lead test and integration activities for Direct-To-Cell RAN software.
• Own the testing, network acceptance, and debugging of RAN issues for partner operators.
• Optimize cellular RAN performance KPIs for global Direct-To-Cell network.
• Work directly with software development teams to write RAN test plans, implement automated tests, and debug issues.
• Build out and maintain lab test infrastructure.
• Oversee wireless/RF DVT and performance qualification, functional feature validation, regression, and release testing.

Benefits

• Comprehensive medical, vision, and dental coverage.
• 401(k) retirement plan.
• Short & long-term disability insurance.
• Life insurance.
• Paid parental leave.
• Employee Stock Purchase Plan with the ability to purchase additional stock at a discount.
• 3 weeks of paid vacation.
• 10 or more paid holidays per year.
• 5 days of sick leave per year.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Industry: Transportation Equipment Manufacturing
• Education Level: Bachelor's degree