Summary
Overview
Work History
Education
Skills
Personal Information
Timeline
Hi, I’m

Lavinia Marincu

Mediation Systems Administrator
Bucharest
Lavinia Marincu

Summary

I am an engineer with a proven track record of working in both the telecommunications and banking industries. Proficient in operating system management and database manipulation. Strong engineering professional with a Master's and Bachelor's degree focused on Information Technology.

Overview

10
years of professional experience
6
years of post-secondary education
1
Language

Work History

Orange Romania

Mediation Systems Administrator
03.2023 - Current

Job overview

  • Administration of real-time and offline applications and platforms that enable ORANGE customers to access mobile data.
  • Administration of the application responsible for processing CDRs (Call Detail Records) from all Orange platforms (Voice, Data, SMS).
  • Administration of other applications that support critical services (e.g., Fraud Management System).
  • Resolving incidents, proactively preventing issues, coordinating with other departments and identifying new ways to enhance systems.
  • Participating in the upgrade/update of Mediation systems.
  • Implementing Work Orders (WOs) to build new functionalities into production.
  • Resolving claims through the internal ticketing system.
  • Designing complex monitoring solutions to periodically gather information from managed systems using shell scripting or by installing and configuring monitoring applications (e.g., Logstash, Kibana).
  • Developing automation jobs (e.g., Rundeck jobs).
  • Querying and manipulating data in databases for various purposes.
  • Performing backup maintenance.
  • Maintaining consistency in process descriptions and system documentation.
  • Being on-call 24×7 to ensure the flawless functionality of Mediation systems.

BRD – Group Societe Generale

Application Administrator
09.2019 - 03.2023

Job overview

  • Managing/administration/upgrading of internal applications from BRD AV and BRD Pensii projects.
  • Ensuring proper functioning of processes/jobs and others programs from the information system.
  • Maintaining database consistency.
  • Proactively monitoring the system to prevent incidents.
  • Resolving all issues detected in the applications' functionality.
  • Resolving all open tickets.
  • Performing maintenance activities.
  • Providing 2nd level support and escalating issues that cannot be resolved at the second level to level 3 (external providers) .
  • Updating/optimizing backup or restore policies and ensuring the consistency of performed backups.
  • Updating documentation and procedures related to operational processes and application administration.
  • Creating, verifying, and submitting reports to official authorities.

Telekom Romania Mobile Communications SA

Prepaid&IN Engineer
06.2017 - 08.2019

Job overview

  • Operations and maintenance of equipment and applications for Prepaid & IN services, including: SDP (Service Data Point),CCN (Charging Control Node),OCC (Online Charging Control Server),VS (Voucher Server),AIR (Account Information and Refill Server),CRS (Charging Data Reporting System),ECMS (Ericsson Customer Management System)
  • Interaction with equipment and application providers to report and resolve system issues.
  • Performing health checks on critical platforms and nodes, analyzing alarm trends to ensure smooth operation, and developing routine procedures for proactive maintenance.
  • Handling tasks based on the ticketing system.
  • Providing support in the user acceptance testing of new Prepaid & IN services.
  • ackup maintenance.
  • Participating in upgrade/update/migration projects on the Prepaid & IN platform and maintaining consistency in process descriptions and system documentation.
  • On-Call duty 24×7 for implementing work orders or other activities that must be executed during the maintenance window.

Business-Performance

Junior Web Developer
10.2016 - 04.2017

Job overview

  • Writing well-designed, testable, and efficient code using best software development practices.
  • Creating website layouts/user interfaces using standard HTML/CSS practices.
  • Integrating data from various backend services (PHP, JavaScript) and databases (MySQL).
  • Gathering and refining specifications and requirements based on technical needs.
  • Creating and maintaining software documentation.
  • Responsible for maintaining, expanding, and scaling websites.

Microsoft

Web Developer Internship
06.2014 - 07.2016

Job overview

  • Creating a web application in the Tourism field using Microsoft Expression Blend technology and C# language.

Education

Academy of Economic Studies
, Bucharest

Master’s degree from E-Business
01.2015 - 04.2017

Academy of Economic Studies
, Bucharest, Romania

Bachelor’s degree from Cybernetics, Statistics And Economic Informatics
01.2012 - 04.2015

Skills

    Good communication skills

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Personal Information

  • Date of Birth: 07/17/1993
  • Gender: Female
  • Nationality: Romanian
  • Driving License: Category B

Timeline

Mediation Systems Administrator

Orange Romania
03.2023 - Current

Application Administrator

BRD – Group Societe Generale
09.2019 - 03.2023

Prepaid&IN Engineer

Telekom Romania Mobile Communications SA
06.2017 - 08.2019

Junior Web Developer

Business-Performance
10.2016 - 04.2017

Academy of Economic Studies

Master’s degree from E-Business
01.2015 - 04.2017

Web Developer Internship

Microsoft
06.2014 - 07.2016

Academy of Economic Studies

Bachelor’s degree from Cybernetics, Statistics And Economic Informatics
01.2012 - 04.2015
Lavinia MarincuMediation Systems Administrator