Cosmin Dobrinescu
AV Engineer
London,City of London
Summary
Accomplished AV Systems Engineer & Live Event Specialist with expertise in networking protocols, video conferencing technology, and live event support. Enhanced system performance and customer satisfaction by streamlining processes and providing effective troubleshooting support. Committed to leveraging technical skills in audio-visual technology to advance communication solutions and raising production quality and standards.
Overview
4
4
years of post-secondary education
11
11
years of professional experience
Work history
Event Productions - Livestreaming Support Engineer
Amazon
City of London, City of London
2021.06 - 2026.02
- Livestreaming Support Engineer - Global : streaming, recording, editing under strict ticket SLA's
- Livestreaming protocols & formats : RTMP, RTMPS, SRT, HLS, RTSP, SRTP, ABR, DASH, H.264, H.265 and others
- Livestreaming software : Vmix, Wirecast, OBS
- AWS Cloud Services, AWS Elemental, Media live, Media Package
- Streaming platforms : Youtube, Twitch, Meet&Engage, Linkedin, Vimeo, Facebook, MS Teams, Zoom.
- Audio mixing (Analog & Digital) : Allen, Yamaha, Soundcraft
- Video mixing (Hardware & Software): Blackmagic Atem, Constellation, DataVideo
- Video Editing : Adobe Premiere Pro, DaVinci Resolve Studio
- OS Support : Linux, Windows, Apple iOS
- PTZ cameras handling : Panasonic, DataVideo
- Events support : Remote, Onsite, Offsite, Hybrid
- Customized hardware/software workflow design
- Hardware rack design & build for quick deployment
- Handled tickets and SLAs to address customer demands
- Project Management : planning & defining scope, budget management, resource allocation, risk management, monitoring & control, leadership, project closure. Asana.
AV Engineer & IT Support - Helpdesk
Amazon
City of London, City of London
2020.02 - 2021.06
- Remote Troubleshooting & Support: Actively diagnosing and resolving software, hardware, and network issues for users, often using remote control tools to fix problems immediately.
- Ticketing & Documentation: Logging all support requests in a tracking system, documenting steps taken to resolve issues, and updating knowledge bases.
- User & Access Management: Setting up, managing, and troubleshooting user accounts, permissions, and security settings (e.g., Active Directory).
- Software & Hardware Maintenance: Installing, configuring, and updating applications, operating systems, and security patches remotely.
- Monitored systems to detect and resolve issues proactively, minimising user impact.
- Customer Service: Providing clear, patient technical guidance to users,
explaining issues, and maintaining high customer satisfaction. - Escalation: Identifying and escalating complex, unresolved issues to specialized IT teams (Tier 2/3)
- Supported live events onsite and offsite, ensuring seamless technical operations.
AV Support Engineer
Amazon
City of London, City of London
2019.12 - 2020.02
- Video conferencing support (Zoom, MS Teams, Webex)
- Conduct routine check-ups, calibration, and firmware updates to ensure systems functionality
- Diagnose and resolve complex faults in AV systems (control, video, audio).
- Deep understanding of signal flow & design of video conferencing / AV control hardware
- Install, configure, test AV hardware (displays, microphones, speakers, DSPs) and control systems (Crestron, Extron, QSC, Biamp, Cisco, Kramer, AMX, Polycom & others).
- Control System Integration: Loading, testing, and minor adjustments to control system programs (Crestron, AMX, Extron and others).
- Set up and supported high-profile meetings, town halls, and hybrid events to enhance client engagement.
- Managed service tickets from receipt to resolution, provided detailed service reports, and ensured client satisfaction through effective communication.
- Ensured correct integration of AV devices onto the network, maintaining security and functionality for optimal performance.
- Working with project managers, installers, and engineers to meet project deadlines.
AV Support Technician
Amazon
City of London, City of London
2017.04 - 2019.12
- AV/VC & Live events equipment setup/strike/troubleshooting/operation/maintenance including: video cameras and equipment, computer laptops, other media players, video projectors, VC endpoints, audio systems and their components, VoIP phones. Rig/derig equipment or cabling.
- Systems handling, com/decom : AMX, Crestron, Cisco, Polycom, Extron, Biamp, Kramer.
- Provided onsite support for live events production, handling setup of audio engineering equipment, including matrices and mixers, while demonstrating expertise in AV/VC software such as Skype, Chime, Webex, Zoom, and Teams.
- Professional, discrete and service-minded communication with customers and co-workers in all modes: telephone, email, instant message, text or in person. Provide white glove AV meeting support. Practice good observation skills.
- Carried out new hardware installations and updates, keeping systems functional and secure.
- Followed technical documentation for accurate installation, maintenance and repair work.
- Monitored conference room states and addressed issues proactively with quick fixes and alternative methods. Reported all necessary equipment and conference room repairs and ensured preventive maintenance was performed on screens, projectors, touchpanels, sockets, cables, and PoE.
- Collaborated effectively with AV team members and maintained professionalism across all organisational levels.
AV / IT Technician
Radisson Blu Hotel
Bucharest, Bucharest
2015.01 - 2017.03
- Managing live audio mixing, video switching, and lighting during conferences, banquets, and hybrid meetings.
- Installing, configuring, and testing equipment such as projectors, screens, speakers, microphones, lighting, and video conferencing systems before events.
- Identified and resolved technical issues with audio, video, and lighting systems during live events, ensuring seamless operations.
- Served as primary technical point of contact for planners and speakers, delivering exceptional service to enhance client satisfaction.
- Provided high-level support to customers, ensuring their needs were met with exceptional service.
- Conducted routine maintenance, cleaning, and repairs on equipment to maintain functionality and managed inventory by storing and organising equipment.
- Adhering to health and safety regulations, including working with heavy equipment (rigging) and ensuring a safe, tidy environment.
- Working with hotel sales, banquet, and IT teams to meet specific client needs.
- Strong knowledge of AV equipment (soundboards, video mixers, lighting rigs).
- Clear, professional communication skills for client interaction.
Education
NVQ Level 3 - Electrician
ATHENA Qualification And Training Center Bucharest, Romania
Romania 2016.03 - 2016.07
A-Levels - Biology & Chemistry
"Emil Racovita" Theoretical High School
Romania, Galati 2001.09 - 2005.06
Skills
- Networking protocols
- Video conferencing technology
- AV systems installation
- Equipment calibration
- Sound mixing
- Wiring schematics
- AV switching and routing systems
- Live event support
- Signal processing
Affiliations
- Applied electronic, Music, Vintage Audio.
Languages
English
Fluent
Spanish
Intermediate
Timeline
Event Productions - Livestreaming Support Engineer
Amazon
2021.06 - 2026.02
AV Engineer & IT Support - Helpdesk
Amazon
2020.02 - 2021.06
AV Support Engineer
Amazon
2019.12 - 2020.02
AV Support Technician
Amazon
2017.04 - 2019.12
NVQ Level 3 - Electrician
ATHENA Qualification And Training Center Bucharest, Romania
2016.03 - 2016.07
AV / IT Technician
Radisson Blu Hotel
2015.01 - 2017.03
A-Levels - Biology & Chemistry
"Emil Racovita" Theoretical High School
2001.09 - 2005.06