Antzelo Ntogkani

Versatile Network & Electronics Engineer with practical experience in telecommunications, embedded systems, software development, and IT support. Skilled in troubleshooting, hardware diagnostics, and full-stack web development. Currently deepening cybersecurity expertise through the Google Cybersecurity Certificate. Demonstrated leadership and customer service skills from hospitality management roles, blending technical proficiency with strong interpersonal abilities.

Customer Service & Fraud Specialist at FIS (2026-03 – Present)

Investigate and resolve suspected fraudulent activity on customer accounts within a regulated financial environment

• Investigate and resolve suspected fraudulent activity on customer accounts within a regulated financial environment
• Identify transaction anomalies and behavioural patterns indicating potential fraud
• Apply risk assessment procedures and escalate high-risk cases in line with compliance protocols
• Perform identity verification and account security checks to prevent financial loss
• Maintain detailed case records using secure financial systems
• Operate in line with FCA regulations, GDPR, and anti-fraud policies
• Deliver high-quality customer support while managing sensitive financial situations

Fibre Engineer at Kelly Group Ltd (2025-08 – 2026-03)

Installing, splicing, and testing fibre optic cables for FTTP and FTTH connections

• Installing, splicing, and testing fibre optic cables for FTTP and FTTH connections
• Performing fault-finding, signal testing, and repairs across residential and business networks
• Following CityFibre and health & safety standards on site
• Coordinating with engineers and planners to ensure project deadlines are met
• Using OTDR testing, fusion splicing, and fibre termination tools for accurate diagnostics

Customer Support Representative (2024-01 – 2025-12)

Provided high-quality customer support handling a wide range of customer requests

• Provided high-quality customer support handling a wide range of customer requests
• Actively listened to customer concerns to understand issues and deliver effective solutions
• Guided customers to the best choices based on their needs and requirements
• Maintained a helpful, professional attitude to ensure customer satisfaction

Hospitality Supervisor at Brother Marcus (2023-08 – 2025-10)

Led front-of-house operations in a high-volume restaurant

• Led front-of-house operations in a high-volume restaurant
• Trained staff, resolved customer issues, and boosted guest satisfaction
• Contributed to improved reviews and repeat clientele

Host at Indigo Hotel (2022-01 – 2023-12)

Delivered exceptional service in a high-pressure hospitality environment

• Delivered exceptional service in a high-pressure hospitality environment
• Maintained professionalism with international clientele
• Supported team efficiency and multitasking

Electronic Engineer at You.gr (2019-10 – 2020-08)

Diagnosed and repaired electronic hardware components

• Diagnosed and repaired electronic hardware components
• Assisted in developing internal support software tools
• Provided network configuration and technical support for clients

Teaching Assistant - Programming & Web Development at University of Thessaly (2018-09 – 2019-06)

Supported students in C++, Visual Basic, and Python

• Supported students in C++, Visual Basic, and Python
• Mentored web development projects using HTML and CSS

Network Technician at OTE.gr (2015-01 – 2015-06)

Installed and maintained network infrastructure for residential and business clients

• Installed and maintained network infrastructure for residential and business clients
• Delivered on-site diagnostics and technical support

Diploma in Electronic Engineering – University of Thessaly

GCSE in Electronic Technician and Network Engineering – Technical High School