Osman Nayan
Senior Network/Security Engineer
İstanbul/Anadolu
Summary
Organized and dependable candidate successful at managing multiple priorities with a positive attitude. Willingness to take on added responsibilities to meet team goals.
Overview
10
10
years of post-secondary education
2
2
Certifications
Work History
Senior Network Security Engineer
Türk Telekom International
- Current
- Management of Turk Telekom International enterprise network.
- A10/Arbor DDoS product applications.
- Weekly reporting of the use of DWDM and ip circuits.
- Kept signal strong, clear, and reliable with continuous monitoring and optimization of broadcast equipment.
Service Delivery and Escalation Engineer
TurkNet İletişim Hizmetleri
- Installed new services (Fiber, DSL, 3G) for corporate customers. -Provided high-level support for escalated network and security issues including Firewall and DDoS. -Trained and directed front-line teams in troubleshooting and resolving network issues.
Network Security Engineer
Turkcell Global Bilgi
- Provided L2 technical support 24/7 for TSOL corporate customer services. -Managed configurations for Fiber, DSL, and FTTx infrastructures. -Supported Versa and Fortinet SD-WAN, as well as security services like Arbor DDoS, Fortinet, Check Point, F5, and Citrix load balancers.
Network Operations Center Engineer
Turkcell Global Bilgi
- Delivered L1 technical support for wholesale customer services. -Supported a variety of services including transmission, MPLS, DSL, BGP, Switching, Metro Ethernet, and VoIP. -Handled customer security services, resolving complaints and requests for Fortigate and Check Point products.
Network Operations Center Engineer
Odine Solutions
- Monitored and maintained VoIP traffic quality. -Managed provisioning and rate tickets, ensuring optimal quality metrics (ASR, ACD, NER, Jitter, Latency). -Utilized SBC, Odine Boss, and VOSS for traffic management and reporting.
System and Network Engineer
Turkcell Global Bilgi
- Provided direct support for corporate customer faults and requests. -Managed issues and requests for L2 and L3 devices, including ADSL, VDSL, G.SHDSL, Leased Line, Metro Ethernet, Radio Links, P2P, 3G, and Satellite.
Education
Elektrik ve Elektronik Mühendisliği -
Bilecik Üniversitesi
01.2010 - 04.2015
Bachelor's degree, Elektrik ve Elektronik Mühendisliği - undefined
Politechnika Warszawska
01.2014 - 04.2014
Fen Bilimleri - undefined
Rıfat Canayakın Lisesi
01.2005 - 04.2009
Skills
Escalation procedures
Customer Service
Problem-Solving
Troubleshooting Network Issues
Customer Support
Incident Management
Certification
NSE 2 Network Security Associate
Languages
Türkçe
İngilizce
Timeline
Bachelor's degree, Elektrik ve Elektronik Mühendisliği - undefined
Politechnika Warszawska
01.2014 - 04.2014
Elektrik ve Elektronik Mühendisliği -
Bilecik Üniversitesi
01.2010 - 04.2015
Fen Bilimleri - undefined
Rıfat Canayakın Lisesi
01.2005 - 04.2009
Senior Network Security Engineer
Türk Telekom International
- Current
Service Delivery and Escalation Engineer
TurkNet İletişim Hizmetleri
Network Security Engineer
Turkcell Global Bilgi
Network Operations Center Engineer
Turkcell Global Bilgi
Network Operations Center Engineer
Odine Solutions
System and Network Engineer
Turkcell Global Bilgi