Bistra Trifonova
Sofia,Bulgaria
Summary
Telecommunications engineer with strong skills in IP provisioning, network planning, and service delivery for fixed and enterprise networks. Experienced in coordinating projects and delivering reliable network solutions.
Overview
22
22
years of professional experience
11
11
years of post-secondary education
Work history
IP Design and Provisioning Engineer
GTT Communications, Inc.
Sofia, Sofia-Capital
2021.10 - Current
- Configure and provision Customer Premises Equipment (CPE) to ensure optimal network performance.
- Conduct on-site installations and resolve configuration issues promptly to facilitate service functionality.
- Collaborate with service delivery teams and customers to ensure successful project implementation.
Project Implementation Expert | Senior Specialist
Vivacom
Sofia, Bulgaria
2014.01 - 2021.10
- Conduct site surveys in collaboration with electrical and civil engineers to assess feasibility and define requirements for network expansion and optimization.
- Plan and supervise site preparation across multiple projects
- Prepare technical documentation (HLD/LLD, implementation plans, scope of work, BoMs).
- Coordinate subcontractor activities and oversee on-site execution.
- Perform acceptance and quality control of subcontractor deliverables.
- Manage installation, integration, and acceptance testing of active equipment.
Team Leader Fixed Networks Planning
Alcatel-Lucent
Sofia, Bulgaria
2010.09 - 2014.01
- Led fixed network planning activities, including scope definition, capacity planning, scheduling, and CAPEX estimation.
- Produced technical designs (HLD/LLD), coordinated subcontractors, and oversaw implementation and acceptance testing to ensure compliance with quality standards.
Senior Specialist Core Networks Engineering
Bulgarian Telecommunication Company
Sofia, Bulgarian
2006.08 - 2010.09
- Planned and executed core network engineering activities, including scheduling, implementation, and technical documentation, while developing and maintaining detailed documentation to support operations and future growth.
- Coordinated deployments to ensure timely and efficient implementation of core network solutions, supporting upgrades and optimization to improve performance and reliability.
System Engineer Network Connectivity
Bulgarian Telecommunication Company
Sofia, Bulgaria
2004.04 - 2006.08
- Performed testing of voice network equipment to ensure performance, reliability, and compliance, supporting smooth integration and issue resolution.
Education
Master of Science - Telecommunications
Technical University of Sofia
Bulgaria 1998.09 - 2004.04
Diploma of Higher Education - English language
Ekzarh Yosif I Foreign Languages
Lovech 1989.09 - 1995.05
Skills
Active learning and problem-solving
Team collaboration
Empathy and accountability
Attention to detail
Adaptability
Technical documentation
Network planning
Service delivery
Languages
Bulgarian
Native
English
Advanced
Timeline
IP Design and Provisioning Engineer
GTT Communications, Inc.
2021.10 - Current
Project Implementation Expert | Senior Specialist
Vivacom
2014.01 - 2021.10
Team Leader Fixed Networks Planning
Alcatel-Lucent
2010.09 - 2014.01
Senior Specialist Core Networks Engineering
Bulgarian Telecommunication Company
2006.08 - 2010.09
System Engineer Network Connectivity
Bulgarian Telecommunication Company
2004.04 - 2006.08
Master of Science - Telecommunications
Technical University of Sofia
1998.09 - 2004.04
Diploma of Higher Education - English language
Ekzarh Yosif I Foreign Languages
1989.09 - 1995.05