Kusai Mansawala
Hyderabad
Summary
Software Engineer with 5+ years of experience designing, developing, and validating secure features in large-scale network systems. Expertise spans C/C++, Python, TLS/SSL (OpenSSL), protocol testing, FIPS 140-3 & Common Criteria compliance, and Linux system internals. Adept at debugging, threat modeling, and automation, with a track record of improving security posture and functionality across enterprise platforms.
Overview
8
8
years of professional experience
Work History
Software Engineer III
F5 Networks Innovations Private Limited
Hyderabad
02.2021 - Current
- Led end-to-end FIPS 140-3 certification for F5OS Series and Chassis platforms, delivering compliance features and resolving bugs to meet NIST certification.
- Spearheaded Common Criteria NDcPP v4.0 and CSfC gap analyses for F5OS platforms, implementing code changes to achieved full compliance.
- Served as primary Point of Contact (PoC) for Common Criteria certification efforts, coordinating 3 cross-functional teams.
- Developed training programs for 4+ entry-level engineers on incident response, FIPS, and Common Criteria processes.
Software Engineer I
Sophos Technologies Private Limited
Ahmedabad
03.2019 - 02.2021
- Developed enhancements within the Linux Kernel for Sophos XG Firewall, contributing to the improvement of the product's functionality and performance.
- Played a key role in bug-fixes and kernel porting, addressing issues and ensuring the smooth operation of the firewall software on various platforms.
- Achieved a 70% code coverage by writing unit tests using CMocka, significantly improving the reliability and stability of the codebase.
- Demonstrated a commitment to code quality by enhancing the overall codebase through rigorous testing and identification of potential issues.
- Contributed to integration testing efforts before software releases, ensuring the smooth integration of different components and validating the overall functionality of the software.
Software Engineer
Matrix Comsec Private Limited
Vadodara
12.2017 - 03.2019
- Took on the responsibility of developing features for the Parisat Video Conferencing Server, contributing to the product's functionality and enhancing its capabilities.
- Developed enhancements in SIP and SDP negotiations using the RadVision library, ensuring smooth and efficient communication between different endpoints in the video conferencing system.
- Implemented scripts for stress testing SIP handshakes using SIPP, effectively simulating high-volume scenarios to assess the system's performance and identify potential bottlenecks.
- Re-constructed makefiles, making them more user-friendly and easily understandable for other developers within the team, streamlining the development process.
- Played a significant role in developing unit tests for different modules within the product, ensuring the reliability and stability of the software through comprehensive testing.
- Actively involved in training entry-level candidates on the overall workings of the product and the underlying codebase, providing guidance and support to foster their understanding and productivity.
Education
Bachelor of Engineering - Electronics And Communications Engineering
Babaria Institute of Technology
Vadodara04.2017
Skills
- C/C and Python development on Linux and Windows
- TLS/SSL implementation and debugging (OpenSSL 111k)
- Network security protocols and analysis (SSH/TLS, Wireshark, tcpdump)
- Socket programming, multi-threading, and systems programming in C
- Linux automation and Bash scripting
- Linux kernel, Netfilter, and Docker containerization
- FIPS 140-3 certification and validation
- Common Criteria NDcPP and CSfC compliance
- Threat modeling, GAP analysis, and vulnerability assessment
- CVSS v31 scoring, incident response & vulnerability management
- SIP protocol testing (SIPP, RadVision)
- GNU Make and build systems (C/C)
Timeline
Software Engineer III
F5 Networks Innovations Private Limited
02.2021 - Current
Software Engineer I
Sophos Technologies Private Limited
03.2019 - 02.2021
Software Engineer
Matrix Comsec Private Limited
12.2017 - 03.2019
Bachelor of Engineering - Electronics And Communications Engineering
Babaria Institute of Technology