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Summary
Overview
Work History
Education
Skills
Certification
Interests
Area Of Expertise
Trainings Completed
Personal Information
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T. Santhosh Kumar

Hyderabad

Summary

Technical professional with 10+ years of experience across project management, telecom, application support,
production support and security operations. Experienced in global client communication, production deployments,
release management, incident resolution, fraud detection, troubleshooting and cross-functional team coordination
on telecom and IoT platforms.

Overview

1
1
Certification
11
11
years of professional experience

Work History

Sr Technical Engineer

Airlinq
04.2022 - Current
  • Senior Technical Engineer - Project Management and Application Support
    Airlinq Technologies Pvt Ltd | Apr 2022 - Present
    Clients: Maxis (Malaysia), NTT (Japan), RJIO (India)
    • Coordinated project activities including requirement discussions, stakeholder communication, release planning,
    and cross-functional team coordination for Maxis.
    • Participated in customer meetings to discuss project status, requirements, issue resolution, and release
    planning.
    • Translated business requirements and production issues into actionable inputs for development teams.
    • Managed Jira-based defect tracking and release coordination across Product, QE, Engineering, Delivery, and
    Support teams to ensure timely resolution of production issues.
    • Handled escalations, technical discussions, and status updates to keep project execution on track.
    • Served as Engineering SPOC for NTT, coordinating with engineering teams on troubleshooting and issue
    resolution, clarifying bug tickets and functional gaps, and reviewing HLD/LLD documents.
    • Supported end-to-end requirement analysis, defect tracking, and release management for NTT, maintaining
    communication between stakeholders and technical teams.
    • Troubleshot customer-reported issues for RJIO and coordinated with teams to resolve product bugs.
    • Managed end-to-end production deployments and hotfix releases on servers.
    • Managed client requirements, performed analysis, and maintained up-to-date technical documentation and
    fault-handling information.

SPAM ANALYST

Pactera
  • Spam analysis: Domain, IP, Email (Header + Body) analysis.
  • Conducted spam and phishing analysis using domain, IP, and header/body inspection.
  • Investigated malicious URLs, phishing indicators, and suspicious email activity.
  • Fine-tuned spam filters to improve detection accuracy and reduce false positives.
  • Collaborated with internal teams on escalations and threat classification.
  • SPAM ANALYST: Brief: Protecting from various types of spam attacks (Email). Clients: Microsoft.

SMS and SIGNALING SECURITY ANALYST

Adaptive Mobile Security
04.2018 - 04.2021
  • Security Analyst - SMS and Signalling Security
    Adaptive Mobile Security | Apr 2018 - Apr 2021
    Clients: AT&T, T-Mobile, Rogers, Bell, Freedom, Twilio, Zipwhip, Open Market, Vodafone India, Airtel Africa, MTN SA,
    TIM, Telcel, Claro
    • Delivered SMS and signalling security operations for telecom customers across India, North America, and South
    America.
    • Monitored SMS and signalling traffic for global telecom operators.
    • Created regex-based spam filtering rules and supported fraud detection.
    • Performed traffic analysis, event correlation, and investigation of telecom security threats.
    • Supported enterprise messaging security operations across multiple regions.
    • Collaborated with internal teams on threat monitoring, issue investigation, and resolution.

Technical Engineer

Globetouch
07.2015 - 04.2018
  • Provided L2 support for telecom roaming and mobile core network applications.
  • Worked on LTE packet core troubleshooting, roaming services, and production support.
  • Hands-on with GGSN, HLR, HSS, PCRF, OCS, P-GW, Diameter interfaces (Gx, Gy, S6a).
  • Used Wireshark, Sigos, and Roamfix for packet trace analysis and telecom testing.
  • Coordinated with operators and vendors for issue resolution and incident handling. Participated in test execution, status tracking, reporting, and validation activities for telecom application support and roaming services.
  • Technical Engineer of Mobile CORE applications which include below responsibilities: Project: FOGG, CLOUDSIM and MVNE. Brief: Roamer will get best data service and rates (local charges) in roaming place.

Education

M.Tech - VLSISD

Aurora's Engineering College
01-2012

B. Tech - Electronics and Communication Engineering

JNTUH
01-2010

INTERMEDIATE - undefined

Narayana Junior College
01-2006

SSC - undefined

Bapuji high school
Jagathgiri gutta
01-2004

Skills

  • Project & Delivery: Project Management, Release Management, Change Management, Requirement Gathering,
    Stakeholder Management, Agile/Scrum, MOP Preparation, Technical Documentation and Coordination
  • Support & Operations: Application Support, Production Support, Incident Management, Root Cause Analysis,
    Troubleshooting, Log Analysis, Technical Analysis, System Monitoring, Post-Deployment Verification
  • Security: Email Security, Anti-Spam, SMS Security, Signalling Security, Fraud Prevention, Spam Detection, Regex Rule
    Creation, Policy Management, Network Traffic Analysis, Threat Monitoring and Hunting
  • Telecom: Basic knowledge on GSM, GPRS, EDGE, LTE, GGSN, HLR, HSS, PCRF, OCS, P-GW, Diameter (Gx, Gy, S6a), LTE
    Packet Core, Roaming
  • Technical: Linux (Red Hat), SQL, Swagger, Packet Analysis, Regex, Basic Python, Basic C
  • Databases: Oracle, MySQL SQL query writing & Analysis
  • Tools: Jira, Postman, Wireshark, Roamfix, Sigos
  • Operating Systems: Red Hat Linux, Solaris, Windows
  • API & Integration: Rest APIs, API Testing, Swagger

Certification

  • Certified Ethical Hacker ver11 [CEHv11], EC-Council
  • Regular Expressions certification, LinkedIn

Interests

  • Playing chess
  • SUDOKU
  • Engaging in creative group activities

Area Of Expertise

  • Project Management & Technical Coordination
  • Client Communication & Stakeholder Management
  • Requirement Gathering & Business Coordination
  • Application Support & Production Support
  • Production Deployments & Release Management
  • Incident Management & Troubleshooting
  • Jira Tracking & Defect Coordination
  • API Workflow, Swagger & End-to-End Product Flow
  • Linux CLI & SQL Query Handling
  • Telecom Domain Basic Knowledge (2G/3G/4G/LTE)
  • Operations, Log Analysis & Maintenance Support
  • Root Cause Analysis & Problem Solving
  • Cross-Functional Team Collaboration
  • Change Requests, MOP & Technical Documentation
  • Release Validation & Post-Deployment Testing
  • Email Security & Anti-Spam Solutions
  • SMS & Signaling Security Analysis
  • Spam/Fraud Detection & Regex Rule Creation
  • Network Traffic Monitoring & Threat Analysis
  • Customer Support & Technical Issue Resolution
  • Analytical Thinking & Debugging Skills

Trainings Completed

Telecom Protocol Development, Convergence Labs, 08/14 - 04/15

Personal Information

  • Passport Number: V6968368
  • Marital Status: Married

Timeline

Sr Technical Engineer

Airlinq
04.2022 - Current

SMS and SIGNALING SECURITY ANALYST

Adaptive Mobile Security
04.2018 - 04.2021

Technical Engineer

Globetouch
07.2015 - 04.2018

SSC - undefined

Bapuji high school

INTERMEDIATE - undefined

Narayana Junior College

B. Tech - Electronics and Communication Engineering

JNTUH

SPAM ANALYST

Pactera

M.Tech - VLSISD

Aurora's Engineering College
T. Santhosh Kumar