Senior Software Engineer, Cellular

Senior Software Engineer, Cellular WHO IS FLOCK? Flock Safety is the leading safety technology platform, helping communities thrive by taking a proactive approach to crime prevention and security. Our hardware and software suite connects cities, law enforcement, businesses, schools, and neighborhoods in a nationwide public-private safety network. Trusted by over 5,000 communities, 4,500 law enforcement agencies, and 1,000 businesses, Flock delivers real-time intelligence while prioritizing privacy and responsible innovation. We’re a high-performance, low-ego team driven by urgency, collaboration, and bold thinking. Working at Flock means tackling big challenges, moving fast, and continuously improving. It’s intense but deeply rewarding for those who want to make an impact. With nearly $700M in venture funding and a $7.5B valuation, we’re scaling intentionally and seeking top talent to help build the impossible. If you value teamwork, ownership, and solving tough problems, Flock could be the place for you. THE OPPORTUNITY We are hiring a Senior Software Engineer to own and significantly improve our integrated 5G connectivity solution across the entire stack. In this role, you will work directly with state-of-the-art cellular modems, architecting the bridge between our drone hardware and web-based systems. As a technical leader in your discipline, you will: - Lead Advanced Integration: Drive the implementation of 5G features within the radio firmware, driver, and user space. - Optimize Multi-Link Performance: Integrate multiple cellular radio links into a single stream, optimizing for capacity, latency, and intelligent stream allocation across radios. - Architect Cloud Connectivity: Integrate cloud-based solutions into the cellular system and optimize the Key Performance Indicators (KPIs) critical to flight reliability. - Drive Full Ownership: Take end-to-end responsibility for the cellular setup, from establishing performance metrics to monitoring real-world test results. - Collaborate Cross-Functionally: Work closely with our RF, Systems, Device SW, and Cloud teams to build out and validate these complex setups. This is a remote-first position that includes quarterly travel to our Engineering Center in Atlanta, GA, for hands-on collaboration and field testing. THE SKILLSET - Bachelor’s Degree Computer Science or Electrical Engineering. - 5+ years of experience in cellular firmware and user space design. - Proficiency in C, C++, and Python required. - Demonstrated effective communication skills (verbal, written, and presentation). - Excellent teamwork skills with a proven ability to collaborate within a cross-functional team and ensure timely project success. Nice to have: - Knowledge of wireless standards, specifically 3GPP. - Knowledge and experience with commercial connectivity devices, including mobile and IoT devices. - Experience with recent Qualcomm cellular radio systems. - Experience with wireless products and their general software stack. - Familiarity with Databricks, Snowflake, or similar database software. Feeling uneasy that you haven’t ticked every box? That’s okay; we’ve felt that way too. Studies have shown women and minorities are less likely to apply unless they meet all qualifications. We encourage you to break the status quo and apply to roles that would make you excited to come to work every day. 90 DAYS AT FLOCK We prescribe 90 day plans and believe that good days lead to good weeks, which lead to good months. This serves as a preview of the 90 day plan you will receive if you were to be hired as a Senior Software Engineer at Flock Safety. The First 30 Days - Learn about Flock products and how to use them in the lab. - Integrating an off the shelf radio into our drone-web system The First 60 Days - Complete the extraction of radio and link statistics and the ability to store them on an agreed upon data base. - Architecture of multi-link operation for cellular operation. ... (truncated, view full listing at source)