Sujith Jayakumar

Quality Engineering Leader with 12+ years of expertise in driving enterprise-wide Quality Assurance, Test Strategy, Release Governance, and Production Validation across complex Telecom Billing, BSS/OSS, and Analytics ecosystems, consistently delivering high-quality software with minimal production risks. Proven track record of orchestrating end-to-end QA transformation initiatives encompassing Functional, System, Integration, API, Database, Regression, UAT & End-to-End Testing while ensuring seamless release execution, stakeholder alignment & business continuity. Adept at leveraging Python-based automation, AI-assisted testing, AWS cloud technologies, CI/CD pipelines, and DevOps practices to optimize testing efficiency, accelerate release cycles, improve deployment reliability, and enhance software quality.

Demonstrated expertise in Telecom Billing and Revenue Management, including Prepaid, Postpaid, Convergent Billing, Real-Time Charging, Rating, Invoicing, and Customer Billing processes, enabling robust validation of mission-critical business applications. Accomplished cross-functional collaborator recognized for strengthening defect governance, production stability, root cause analysis, risk mitigation, and service reliability, while mentoring teams and driving continuous process improvements within agile delivery environments.

Analytics Development Specialist - Amdocs - Bengaluru

(2022-09)

• Directed end-to-end Quality Assurance activities for the Comverse Telecom Billing System, successfully planning, coordinating, and delivering over 10 major production releases with timely business sign-offs while maintaining exceptional production stability and adherence to quality standards.
• Engineered Python-based automation utilities & AI-assisted test scripts using Cursor AI, significantly optimizing regression testing by reducing manual validation efforts by 40% & accelerating regression execution cycles by 50%, thereby improving overall testing productivity.
• Spearheaded deployment verification activities for 10+ production implementations and C1 release rollouts, executing comprehensive pre-production validation, post-deployment verification, and release health assessments to ensure seamless production transitions with zero critical production defects during release sign-offs.
• Served as the primary Production Support Specialist for the PLDT Cloud Live Project, proactively investigating customer-reported incidents, resolving over 95% of issues within SLA commitments, and contributing to enhanced service reliability and customer satisfaction.
• Collaborated extensively with development, DevOps, business, and production support teams to ensure effective defect prioritization, risk mitigation, release readiness, and successful implementation of business-critical telecom solutions.
• Strengthened quality engineering practices by incorporating automation, cloud technologies, and AI-assisted testing approaches that improved release confidence, accelerated delivery timelines, and enhanced software quality across enterprise applications.
• Conducted detailed defect analysis, root cause investigations, and production validation activities to minimize release risks, improve application stability, and ensure consistent compliance with organizational quality benchmarks.
• Played a pivotal role in supporting continuous delivery initiatives by aligning testing strategies with DevOps practices, ensuring smooth deployments, operational continuity, and high system availability across cloud-based environments.

Software Test Engineer - Amdocs

(2020-04 - 2022-09)

• Executed complete Software Testing Life Cycle (STLC) activities for the Comverse Billing System, ensuring high-quality deliveries across multiple software releases through comprehensive planning, execution, validation, and production readiness assessments.
• Performed extensive Functional, API, Integration, System, and Regression Testing for complex telecom billing applications, validating critical business workflows related to customer billing, rating, charging, invoicing, and revenue processing.
• Designed, executed, and maintained comprehensive test scenarios, test cases, and validation procedures to ensure end-to-end business functionality and application reliability throughout the software development lifecycle.
• Partnered closely with Business Analysts, Developers, QA teams, and Production Support teams to facilitate rapid defect resolution, improve release quality, and ensure successful deployment of business-critical telecom solutions.
• Participated in release validation activities by verifying application readiness, ensuring functional completeness, and supporting successful production deployments with minimal post-release issues.
• Conducted detailed defect reporting, defect verification, and regression validation to ensure all identified issues were effectively resolved before production implementation.
• Supported continuous process improvement initiatives by identifying testing gaps, enhancing validation coverage, and contributing to improved testing efficiency across multiple project releases.
• Ensured alignment of testing deliverables with business requirements, technical specifications, and customer expectations, consistently maintaining high standards of software quality and operational excellence.

Senior Test Engineer - Aricent Technologies

(2015-12 - 2020-04)

• Participated in comprehensive testing activities for the Comverse & Kenan Billing System, ensuring successful validation of software functionality, application stability, and business process compliance across multiple project releases.
• Performed installation validation of Comverse One release packages by verifying deployment integrity, confirming successful implementation of release components, and ensuring production readiness.
• Executed detailed verification of defect fixes following Go-Live activities, ensuring resolved issues met functional expectations and did not introduce regression defects into production environments.
• Assisted in developing test plans, preparing test scenarios, executing structured test cases, and tracking testing progress to support timely achievement of project delivery milestones.
• Conducted System Integration Testing (SIT), End-to-End (E2E), and Regression Testing to validate application behavior, system integrations, and end-to-end business workflows against defined functional requirements.
• Collaborated with development and project teams throughout defect lifecycle management by documenting issues, validating fixes, and ensuring closure of critical defects before release implementation.
• Supported quality assurance governance by maintaining detailed testing documentation, execution evidence, and defect reports to improve testing transparency and project traceability.
• Contributed to successful project deliveries through proactive participation in release validation, testing coordination, and continuous quality improvement initiatives within telecom billing environments.

Test Engineer - Aricent Technologies

(2013-09 - 2015-12)

• Performed basic Functional, Integration, and System Testing for the Comverse Billing System to validate functionality & business requirements.
• Prepared and executed test cases, documented results, reported defects, and supported test reporting and QA activities.

Bachelor of Engineering - B.E. - Sri Siddaganga Institute of Technology (SIT) (2009-06 - 2013-06)