Semih Ustun
Network&Network Security Manager at İşNet | Istanbul, Istanbul, Türkiye, Turkey
Semih Ustun’s Email & Phone Number
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Semih Ustun serves as the Network and Network Security Manager at İşNet, an Istanbul-based information technology services company dedicated to aligning technological solutions with client business processes. Holding a CCIE R&S certification (#25511), he appears recognized for designing and managing secure enterprise routing and switching infrastructures. He built his foundational expertise through studies at Istanbul Technical University while leading network operations within the regional IT sector.
BEST APPROACH TO REACH Semih Ustun
Place a direct phone call leveraging the directory's strong confidence in personal contact data to introduce how your security platforms reduce infrastructure overhead, then request a brief technical evaluation with their engineering leads.
Network&Network Security Manager at İşNet in January 2025 - Present
Solutions Architect at İşNet in September 2022 - January 2025
Technical Team Lead at KoçSistem in September 2021 - September 2022
IP/MPLS Expert Network Planning Engineer (Data Center) at Turkcell in March 2018 - August 2021
EXPERT FIXED IP CORE OPERATIONS ENGINEER - TURKCELL at Turkcell in October 2015 - March 2018
IP/MPLS NETWORK OPERATIONS EXPERT at Turkcell Superonline in May 2014 - October 2015
Senior Network Engineer at ISNET in February 2012 - April 2014
Network Engineer at ISNET in February 2010 - February 2012
Network&Security Administrator at Millennium Bank in November 2007 - February 2010
Network Specialist at Uzel Corporation in July 2006 - November 2007
Network & System Administrator at Yeditepe University in October 2002 - June 2006
Network Specialist at Datassist ISP in October 2001 - June 2002
Network & System Specialist at Digilane in August 2000 - September 2001
Istanbul Technical University, Bachelor of Science - BS, July 1994 to July 2026
Beşiktaş Atatürk Anatolian High School, July 1986 to July 1993
Bilgi ve iletişim teknolojilerinin dönüştürücü gücüne inanan, müşteri odaklı lider teknoloji şirketiyiz. “İnsan İçin Teknoloji” yaklaşımımızla teknolojiyi iş süreçleriyle uyumlu hale getirmeyi hedefleyen şirketlere kaliteli, sürdürülebilir ve güvenilir hizmetler sunuyoruz.
Discover more about İşNet
Senior Project Manager at İşNet
Network Operations Center Engineer at İşNet
(November 2016 – Present)
RPA Developer
RPA Developer at İşNet
(April 2024 – Present)
İşNet şirketinde Kıdemli İnsan Kaynakları Uzmanı
Kıdemli İnsan Kaynakları Uzmanı at İşNet
(August 2017 – Present)
Network Operations Center Engineer at İşNet | CCNA | CCSA | Switching,Routing,Network Security,
Network Operations Center Engineer at İşNet
(September 2022 – Present)
RPA Lead || Architect || Digital Transformation Enthusiast
RPA Lead at İşNet
(September 2021 – Present)
Sales Manager | Technical Sales Account Manager | Project Manager | Product Manager | Data Science
Senior Technical Account Manager at İşNet
(September 2024 – Present)
What is Semih Ustun email address?
Email Semih Ustun at [email protected] and [email protected]. This email is the most updated Semih Ustun's email found in 2026.
What is Semih Ustun phone number?
Semih Ustun phone number is +905353652971.
How to contact Semih Ustun?
To contact Semih Ustun send an email to [email protected] or [email protected]. If you want to call Semih Ustun try calling on +905353652971. (updated on December 27, 2025)
What company does Semih Ustun work for?
Semih Ustun works for İşNet.
What is Semih Ustun's role at İşNet?
Semih Ustun is Network&Network Security Manager
What industry does Semih Ustun work in?
Semih Ustun works in the Information Technology & Services industry.
