Sharenkumar Kanagaraj
Etobicoke,ON
Summary
Experienced Network and Systems Engineer with over 4 years of hands-on experience in the design, integration, testing, and deployment of 4G/5G wireless communication platforms. Skilled in system performance optimization, network infrastructure architecture, and end-to-end telecommunications hardware implementation. Strong expertise in Linux system administration, virtualized network functions (vEPC, vIMS), and automation using Python and Shell. Demonstrated leadership in coordinating design teams, integrating complex systems, and supporting large-scale deployments.
Overview
9
9
years of professional experience
Work History
Managing Director
Self-Employed Business Owner
01.2021 - 06.2025
- Managed logistics, digital marketing, and operations in a home improvement retail business.
- Gained leadership and project management experience applicable to IT service operations.
- Tamil Nadu, India
Systems Engineer
AT&T Labs
03.2016 - 08.2020
- Lead integration and testing of 4G/5G platforms across multiple OSI layers.
- VOLTE system analysis of L2-L7 OSI model
- Assessed and optimized network system performance including CALEA, EPC, and IMS call flow validation.
- Supervised hardware deployment of Cisco ASR, Nokia 7750 routers, and ARRIS residential gateways.
- Coordinated cross-functional teams in virtual IMS migration and lawful interception design and testing.
- Developed automation frameworks for network testing and video encoder validation using Python.
- Supported network system upgrades and created detailed MOPs for binary and patch upgrades.
- Evaluated routing and switching architectures in the AT&T Labs Operation Certification and Advanced technical services (OCATS).
- Experience with various transmission speeds T1/E1, 10GigE, OC-12 and OC-48 for the VOLTE and 5G network platforms.
- Experience in EPC and IMS L4-L7 protocols like GTP-C, GTP-U, DIAMETER, SIP, LDAP, SCTP, TCP, UDP, RTP.
Education
Master of Science - Information System Security
University of The Cumberlands
08.2018
Master of Science - Electrical Engineering
Illinois Institute of Technology
05.2015
Bachelor of Engineering - Electronics & Communication
Anna University
05.2013
Skills
- Networking: TCP/IP, SIP, RTP, SNMP, DHCP, IPv4/IPv6, DNS, VPN, RADIUS, Diameter, IPSec
- Platforms & Protocols: LTE (EPC & IMS), UMTS, WLAN, GTP-C/U, SCTP, CALEA
- System Tools: Cisco ASR 5000/5500, Nokia ALU 7750 SR, ARRIS RGS, Wireshark, IXIA
- System Integration: System architecture design, performance optimization, hardware/software integration
- Programming & Automation: Python, Shell, TCL/TK
- Operating Systems: Linux, UNIX, MS Windows, X Windows
- Virtualization & Cloud: AIC (AT&T Integrated Cloud), virtual LIG/IMS platforms
- Testing Tools: NS2, NS3, QXDM/QPST, Spectrum, JDSU, Matlab
Timeline
Managing Director
Self-Employed Business Owner
01.2021 - 06.2025
Systems Engineer
AT&T Labs
03.2016 - 08.2020
Master of Science - Electrical Engineering
Illinois Institute of Technology
Bachelor of Engineering - Electronics & Communication
Anna University
Master of Science - Information System Security
University of The Cumberlands
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