Epameinondas Alexopoulos
Senior Software Engineer in Test with 20 years of experience in the full Software Development Lifecycle, specializing in System Testing, Integration, and End-to-End Quality Assurance for Telecom and IT Software Systems.
Strong background in coordinating international projects across Europe and Asia, leading Test teams, and ensuring timely, high quality product releases. Skilled in Test Analysis, Design, and Execution, Defect resolution, Troubleshooting, and Customer Support under strict SLAs. Proven ability to mentor engineers and bridge communication between technical teams, product stakeholders, and customers. Currently expanding expertise into Artificial Intelligence in Software Development.
Key Achievements
- Intracom Telecom (2020-2024): Designed and executed test cases for 2G/3G/4G features, ensuring 100% requirement coverage and early defect detection
- Intracom Telecom / Ericsson (2018-2020): Led a 7-member test team for Ericsson AXE Platform release, delivering testing on time for a major product launch
- Intracom Telecom / Ericsson (2018-2020): Coordinated 4 international teams (Germany, Greece, Chine, Croatia), reducing integration delays by 10%
- Intracom Telecom (2012-2014): Resolved 95% of customer-reported software issues within 5-day SLA, improving satisfaction scores by 15%
Skills
Professional Experience
Intracom Telecom | 2005 - November 2024
Senior Software Engineer in Test (Ericsson 2G/3G/4G Market Customization Projects)
2020 - November 2024 | Intracom Telecom Patras, Greece
- Designed and executed test cases for new telecom features, ensuring alignment with requirement specifications
- Performed manual & automated test execution across multiple releases, focusing on functional, non-functional & regression testing
- Ensured 100% requirement coverage and enabled early defect detection, preventing issues in production
Software Test Team Leader (Ericsson AXE Platform)
2018 - 2020 | Ericsson Aachen, Germany & Ericsson Split, Croatia
- Led a team of 7 engineers in the testing and validation of Ericsson AXE Telecom Platform
- Coordinated Testing activities across 4 Software Development Centers (Germany, Croatia, Greece, China)
- Delivered stability, negative, and end-to-end testing on networks with MSC/HLR nodes, Mobile Gateways, Radio Nodes, and Mobile Devices
- Delivered a major release on time, improving cross-country collaboration and reduced integration delays by 10%
Test Environment Engineer
2014 - 2018 | Ericsson Aachen, Germany & Intracom Telecom Patras, Greece
- Installed and configured traffic generators and testing tools to simulate mobile networks
- Conducted network level troubleshooting and call flow analysis for 4G-LTE, VoIP, IMS, 3G-WCDMA, 2G-GSM protocols
- Ensured reliability of test environments, supporting both functional & non-functional testing
Software Maintenance & Support Engineer
2012 - 2014 | Intracom Telecom Patras, Greece
- Resolved customer reported software issues within strict SLA timeframes
- Analyzed system logs and traces to identify root causes and propose fixes
- Achievement: Resolved 95% of reported issues within SLA (5 days), improving customer satisfaction by 15%
Earlier Roles & Other Professional Experience
Intracom Telecom (2005-2012) | Patras, Greece & Ericsson Shanghai, China
- Function Test Engineer (2007-2012): Designed and executed functional test cases for Ericsson MSC-Server features
- Software Design Engineer (2005-2007): Designed and documented new features for the Ericsson MSC-Server node, contributing to core telecom software development
Family Foreign Languages School (2005 - 2025) | Patras, Greece
- Operations & Technology Support: Supported administration and modernization of a long-established Foreign Languages School
Courses & Certifications
Personal Projects
Website for a distinguished author, economist and thinker, Christo Alexopoulo
My resume website Epameinondas Alexopoulos
Active Development of a fullstack web application for simple recipes
Education & Publications
Master of Business Administration, MBA | 2018
Hellenic Management Association
Diploma in Electrical Engineering & Computer Technology | 2002
University of Patras, Greece
- Publications in Springer-Verlag and IAJIT on Security and Data Integrity
Publications in Scientific Magazines
- E.Alexopoulos, N. Sklavos and O. Koufopavlou, “Open Mobile Alliance (OMA) Security Layer : Architecture Implementation and Performance Evaluation of the Integrity Unit”, New Generation Computing : Computing Paradigms and Computational Intelligence, Springer-Verlag, 2003
- E.Alexopoulos, N. Sklavos and O. Koufopavlou, “Networking Data Integrity : High Speed Architectures and Hardware Implementations”, IAJIT, Volume 1, Number 0, 2003