Nirmal Udayasuriyan
Principal Engineer i @Charter Communications
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WORK HISTORY
Principal Engineer i @Charter Communications
Denver, CO, US
Responsibilities include but not limited to building, maintaining DSDS test beds suitable for a HMNO. Evaluate and executes test to validate UE readiness for a DSDS environment.
EDUCATION
New Jersey Institute of Technology (NJIT)
M.S, Electrical Engineering; Communication Systems and Networking
Alpha Matriculation
High school
University of Madras
Bachelor of Engineering, Electrical & electronics
SKILLS
ABOUT NIRMAL UDAYASURIYAN
NR/SA/NSA/DSDS/LTE/UMTS/IMS Network Architecture and their call flow | Experienced with Wireless Data Core networks, Architecture, Protocols and Interfaces | UMTS/GPRS Protocols such as RADIUS, DIAMETER, NBAP, RNSAP, RANAP, BSSAP+ and GTP | Software testing Life cycle | Audio, data & video quality measurement NOMAD, DATUM, CHROMATICS & IP Analytics | Proficient with log analysis tools like QXDM, WIRESHARK & snapper | E911, AGPS, SUPL, Control plane call flows and KPI measurement | QC | Protocol testing of layer 2 & 3 technologies (VoLTE, VoIP, SIP, IMS, UTRAN, ATM, IPv4 & 6)| UMTS, CDMA, WCDMA, UTRAN, 3GPP standards for device acceptance | Familiar with typical handset operating systems (Windows Mobile, Android, and other Java-Linux platforms | QXDM, QTP, QCAT, SNAPPER & Wireshark | provisioning and flashing tools RSD Lite, AMS, RadioComm | simulation software Boson Sim & Matlab | Coding PYTHON.
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