Sr. Core Integration Engineer (Starlink Mobile) Verified today

About the role

You will integrate, test and evaluate the functional performance, reliability and robustness of Starlink Mobile's complex satellite communication network. You'll integrate communication system components on satellites and ground stations, assess performance status, and implement tools to improve testing processes. You will ensure satellites and ground networks deliver optimal performance, successful integration with mobile operators, and compliance with operating licenses.

Responsibilities

• Define LTE EPC, 5GC SA and IMS product requirements, identify new features, and develop core network integration plans for carrier-grade network architecture.
• Identify technology trades and create product roadmaps for cellular core products globally, including emergency systems, public warnings, roaming services, and voice over LTE, NR, and WiFi.
• Run technical partnership programs with international mobile network operators, including deep technical discussions and supporting core network integrations.
• Create and own documentation of cellular core network design, integration, and performance metrics for international expansion, covering EPC, 5GC SA, IMS products, 3GPP features and interfaces, and regulatory requirements.

Basic qualifications

• Bachelor's degree in an engineering discipline.
• 5+ years of experience integrating cellular LTE core networks (EPC, 5GC, and IMS).
• 2+ years of experience with 3G, LTE, or 5G network delivery, automation, design, and deployment.
• Experience with 3GPP network packet core and transport interfaces and protocols (SIP, RTP, Diameter, SCTP, GTP, NAS, NGAP, HTTP2).

Preferred skills

• Master's degree in an engineering discipline.
• Strategic technology decision-making and design of core networking infrastructure and feature roadmaps in an operator or vendor setting.
• Hands-on experience with IMS architecture and voice service integration (VoLTE, VoNR, VoWiFi), including SIP signaling, RTP media, and interworking with EPC/5GC.
• Knowledge of satellite and wireless communication theory.
• Ability to handle C-level technical discussions and presentations.
• 5+ years integrating and/or testing cellular 3G/4G/5G or similar protocol stacks.
• Linux and Linux automation tools.
• Lab equipment such as network analyzers, packet load modules, and network emulators.
• Script development for test automation, test plans, and test beds.
• Atlassian (Jira, Stash, Bamboo) and Git/Gerrit or SVN.
• Excellent communication and ability to work independently.

Additional requirements

• Willing to work extended hours and weekends as needed.
• Willing and able to spend extended periods at partner sites.

Compensation

Base salary: $165,000 to $240,000 (Level 3). Actual level and salary determined on a case-by-case basis based on job-related knowledge and skills, education, and experience.

Benefits include long-term incentives (stock or cash awards), discretionary bonuses, employee stock purchase plan, medical/vision/dental coverage, 401(k) retirement plan, short and long-term disability insurance, life insurance, paid parental leave, 3 weeks paid vacation, 10+ paid holidays per year, and company shuttles from select Seattle locations to Redmond office Monday to Friday. Washington State employees accrue paid sick time per state and federal law.

ITAR requirements

To conform to U.S. Government export regulations, applicant must be a U.S. citizen or national, U.S. lawful permanent resident, Refugee under 8 U.S.C. § 1157, or Asylee under 8 U.S.C. § 1158, or be eligible to obtain required authorizations from the U.S. Department of State.