Summary
Overview
Work History
Education
Skills
Timeline
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Thenia Sebekopoulou

Versatile Professional With A Results-oriented Mindset.
Athens

Summary

Dynamic professional with a proven track record of enhancing security protocols and company practices while fostering team collaboration. Adaptable and proficient in learning new concepts quickly and efficiently. Excelled in data management and problem-solving, significantly contributing to operational efficiency and staff development. Skilled in Microsoft Office Suite, adept at driving projects to completion with effective communication and teamwork.

Overview

9
9
years of professional experience
2
2
Languages

Work History

Watchkeeper - Operations

Vanguard Tech
08.2025 - Current
  • Skilled at working independently and collaboratively in a team environment.
  • Proved successful working within tight deadlines and a fast-paced environment.
  • Used strong analytical and problem-solving skills to develop effective solutions for challenging situations.

Data Analyst - Intelligence

Vanguard Tech
08.2025 - Current
  • Used statistical methods to analyze data and generate useful business reports.
  • Collaborated with cross-functional teams to ensure data integrity and accuracy, resulting in better-informed decisions.
  • Managed large-scale databases to ensure timely access to critical information for key stakeholders.

Senior WAF Operator

Seagull Maritime
07.2024 - 08.2025
  • Coordinated security teams to effectively monitor and respond to security threats and incidents in a maritime environment
  • Proactively support the sales department by providing security expertise and guidance on maritime updated market costs
  • Conducted regular team training and drills to enhance security awareness and readiness
  • Assisted in training new operators, sharing knowledge of best practices and promoting a culture of teamwork amongst peers.

WAF Operator

Seagull Maritime
03.2023 - 06.2024
  • Maintained knowledge of industry policies and procedures to set up and operate equipment safely.
  • Accurately documented all operational data, ensuring up-to-date records for review and analysis.
  • Supported management in achieving strategic objectives related to productivity, cost control, quality assurance, and compliance with regulatory requirements.
  • Served as a resource for the sales department on security-related inquiries and provide timely and accurate information to support client engagements

Secretarial Support

ACT OUT!
05.2022 - 10.2022
  • Conducting comprehensive market research to secure venues and procure professional entertainers for athletic events and parties catering to preteens and teenagers.
  • Facilitated communication between management, volunteers and clients.
  • Developed strong relationships with parents through regular communication fostering a supportive network.

Data Analyst

I-sieve
08.2016 - 09.2018
  • Produced monthly reports using advanced Excel spreadsheet functions.
  • Utilized data visualization tools to effectively communicate business insights.
  • Created various Excel documents to assist with pulling metrics data and presenting information to stakeholders for concise explanations of best placement for needed resources.

Education

Bachelor of Science - Shipping

Mediterranean College
Athens, Greece
04.2001 -

Internal Auditor ISM-ISPS-MLC

DNV in Collaboration With The Mediterranean College
Athens, Greece
06-2025

Shipbroking And Chartering

National And Kapodistrian University of Athens
Athens, Greece
01.2025

Port State Control

National And Kapodistrian University of Athens
Athens, Greece
05.2024

Master of Arts - Professional Dancer And Teacher

Niki Kontaxaki Professional And Recognised School
Athens, Greece
06.2019

Skills

  • Problem solving
  • Teamwork and collaboration
  • Rapid adaptability and learning agility
  • Stakeholder communication
  • Team supervision
  • Project coordination

Timeline

Watchkeeper - Operations

Vanguard Tech
08.2025 - Current

Data Analyst - Intelligence

Vanguard Tech
08.2025 - Current

Senior WAF Operator

Seagull Maritime
07.2024 - 08.2025

WAF Operator

Seagull Maritime
03.2023 - 06.2024

Secretarial Support

ACT OUT!
05.2022 - 10.2022

Data Analyst

I-sieve
08.2016 - 09.2018

Bachelor of Science - Shipping

Mediterranean College
04.2001 -

Internal Auditor ISM-ISPS-MLC

DNV in Collaboration With The Mediterranean College

Shipbroking And Chartering

National And Kapodistrian University of Athens

Port State Control

National And Kapodistrian University of Athens

Master of Arts - Professional Dancer And Teacher

Niki Kontaxaki Professional And Recognised School

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Thenia SebekopoulouVersatile Professional With A Results-oriented Mindset.