Swami Dayal Srivastava

Staff Software Development Engineer at Zscaler

San Francisco Bay Area

About

Lead Engineer with nearly 20 years of experience delivering LTE and 5G NR RAN Layer 2 protocol solutions, combined with strong hands on expertise in high performance fast data path development and core networking protocols. Specialized in 5G NR MAC/RLC design and implementation, including scheduler algorithms, power control, DRX, QoS, and low latency, high throughput multithreaded architectures optimized for real time data paths. Extensive experience across LTE eNodeB and 5G NR eNodeB stacks, covering SPS, TTI Bundling, eMTC, LAA, Carrier Aggregation, and LTE to 5G evolution features. In addition to wireless RAN development, brings solid system level expertise in SCTP, TCP/IP, UDP, HTTP, TLS, IGMP, and OSPF, with hands on experience developing SCTP protocol stacks, fast packet processing paths, WiMAX control and management planes, and multicast/broadcast solutions for HomePlug based switching platforms. Proven technical leader with a strong record of owning performance critical features end to end, mentoring engineering teams, and working directly with global customers across the USA, Israel, UK, and Japan, including Corning, Cisco, Hitachi, Vietnam Telecom, and Sigma Design, to deliver scalable, carrier grade network solutions.

Experience

  • Staff Software Development Engineer at Zscaler
    May 2026 - Present · 3 mos

  • Lead Engineer (Wireless) at Airspan Networks (erstwhile Corning Wireless BU)
    Apr 2025 - May 2026 · 1 yr 2 mos

  • Corning Incorporated ()
    • Senior Staff Software Engineer
      Dec 2022 - Mar 2025 · 2 yrs 4 mos

    • Senior Software Engineer
      Mar 2020 - Dec 2022 · 2 yrs 10 mos

  • Senior Chief Engineer at Samsung Electronics
    Dec 2019 - Mar 2020 · 4 mos

  • Aricent (8 yrs)
    • Senior Technical Leader
      Jan 2015 - Dec 2019 · 5 yrs

      Involved in the development of the MAC sub-layer of layer2 of LTE(4G), EMTC, LAA and NR(5G)

    • Technical Leader
      Jan 2012 - Dec 2014 · 3 yrs

      Involved in the development of the MAC sub-layer of layer2 of LTE eNodeB.