Onescu Razvan
@onescurazvan
Network engineer experienced in multi-vendor transport and mobile networks, optimizing performance and uptime.
RomaniaWhat I'm looking for
I am a Network Engineer with hands-on experience managing nationwide transmission links, routers, and nodes across multi-vendor environments including Huawei, Nokia, Ericsson, and Cisco. I specialize in fixed network planning and SDH/DWDM technologies while also supporting 2G/3G/4G/5G mobile networks.
I have worked in operational and engineering roles — GNOC service analyst, IP and fixed network engineer — handling alarm monitoring, incident troubleshooting, rack and low-level design, and performing swaps with detailed documentation. I routinely use tools such as NetAct, U2000, Comarch OSS, Remedy, Netcool, Cramer and GK Tool.
My focus is on maintaining network stability and meeting SLAs through proactive monitoring, rapid incident response (achieved a 20% reduction in critical incident response time), and clear documentation to support field technicians and cross-functional teams.
Experience
Work history, roles, and key accomplishments
TMMonitored and maintained 2G/3G/4G/5G network performance, troubleshot critical incidents to ensure SLA compliance, and reduced critical incident response time by 20% through process optimization.
HUDelivered low-level rack and router designs, planned hardware swaps including SFP selection and material reservations, and produced detailed swap documentation for deployments.
HUPerformed SDH/DWDM transport planning and created transmission designs in Cramer 6/10, managed circuit upgrades and ensured tasks met deadlines and SLA quality standards.
NOMonitored and diagnosed alarms on SDH/PDH network elements (Siemens-Marconi, Alcatel, Huawei), performed alarm clearing and provided technical support to field technicians.
Education
Degrees, certifications, and relevant coursework
Liceul Tehnologic "Clisura Dunării"
Secondary Vocational Education, Electronics and Automation
Completed vocational secondary education in electronics and automation with focus on engineering and technical skills.
Tech stack
Software and tools used professionally
Availability
Location
RomaniaAuthorized to work in
Job categories
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