Ozden Sicim
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Ozden Sicim Email & Phone Number

Senior Network Engineer | Team Lead at CODI Networks
Location: Ankara, Turkey 9 work roles 1 school
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Current company
Role
Senior Network Engineer | Team Lead
Location
Ankara, Turkey

Who is Ozden Sicim? Overview

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Quick answer

Ozden Sicim is listed as Senior Network Engineer | Team Lead at CODI Networks, based in Ankara, Turkey. AeroLeads shows a matched LinkedIn profile for Ozden Sicim.

Ozden Sicim previously worked as Senior Network Engineer | Linux Platform Engineer | Team Lead at Trustbt and System Engineer at Brocade. Ozden Sicim holds Mathematics from Hacettepe Üniversitesi.

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Email format at CODI Networks

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CODI Networks

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Profile bio

About Ozden Sicim

• Senior Network Engineer and Team Lead with extensive experience in designing, configuring, and automating wired, wireless, and data center networks.• Led multi-discipline teams to successfully deploy and maintain critical infrastructures, ensuring seamless operations in complex environments.• Developed Python and Ansible automation scripts, reducing network configuration times by up to 90%, and enhancing operational efficiency.• Specialized in implementing protocols (PTP, STP, VRRP, MLAG, OSPF, BGP) and Spine-Leaf / CLOS and 3-layer hierarchy architectures for data centers and campus, significantly improving network reliability and scalability.• Extensive experience with Linux distributions including Ubuntu, Red Hat, and Debian.• Proactively identified and resolved critical network issues, collaborating with vendors to improve product stability and security.• Extensive hands-on experience with Cisco, Arista, Mellanox (Cumulus / ONYX), Ruckus Networks, Sophos and Fortigate, mastering cutting-edge network technologies and protocols.

Listed skills include Firewalls, Data Center, Virtualization, Cisco Technologies, and 49 others.

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Ozden Sicim's current company

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CODI Networks
Codi Networks
Senior Network Engineer | Team Lead
AeroLeads page
9 roles

Ozden Sicim work experience

A career timeline built from the work history available for this profile.

Senior Network Engineer | Team Lead

Current

Ankara, Turkey

• Identified and reported a software bug in the Ruijie Network Wireless Operating System.• Design Precision Time Protocol (PTP) Network for reliable and secure time synchronization for the servers.• Implement PTP, Protocol Independent Multicast (PIM), STP, OSPF, BGP, VRRP, MLAG in data center and campus project. • Design and configure various WAN and LAN networks.• Design and configure factory automation network.• Deploy and configure Linux and Open source software. Used Python and Ansible for IaC and network automation.• Support and configure Teltonika IoT/OT routers and switches.

Jan 2024 - Present

Senior Network Engineer | Linux Platform Engineer | Team Lead

Ankara, Turkey

• Developed a Python-based multi-threaded automation system for network configuration, backups, and firmware upgrades, reducing configuration time by 90% (from 1 week to 7 minutes) and firmware upgrade time from weeks to just 4 hours for 500 devices.• Automated key network tasks using Ansible, enhancing operational efficiency and minimizing manual intervention.• Implemented advanced networking architectures, including MLAG, Spine/Leaf CLOS architecture, PIM, VRRP-e, HSRP, BGP, OSPF, DMVPN, STP, ACL, VXLAN on Extreme Networks, Arista, Cumulus, and Cisco systems, improving network performance and scalability.• Identified and resolved undisclosed bugs in Ruckus and Extreme devices, collaborating with vendors to address the issues and enhance system stability.• Deployed security measures such as IPSec, VPN, Web Filter, and SD-WAN on Sophos XG and Fortigate Firewalls to protect critical systems.• Managed and configured Linux servers (HA-Proxy, Nginx, Apache WS, DNS, FreeIPA, RADIUS, LibreNMS), delivering high-performance and secure server environments.• Deployed Precision Time Protocol (PTP) Network as BC and TC on Extreme, and Cumulus devices for reliable time synchronisation.

Mar 2018 - Dec 2023

System Engineer

Ankara, Turkey

• Delivered advanced technical support to resolve critical IT network issues.• Trained customers and partners for Network Technologies and presented Brocade Network Products.• Resolved integration issues between HPE Aruba ClearPass and Brocade switches, resulting in increased revenue through successful sales to the customer.• Achieved sales of the first NFV products of Vyatta vRouter, accomplishing the first sale for the company; project is a model for future projects.• Implemented Spine / Leaf CLOS architecture, OSPF, BGP, VRRP-e, MLAG, Stack, STP.• Developed customer Proof of Concepts for Ruckus Wireless, datacenter, and campus network switches, as well as Brocade NFV - Vyatta Routers.• Resolved multicast routing issues for customers through the implementation of optimized configs.

Feb 2016 - Jan 2018

System Engineer

Ankara, Turkey

• Presented NetApp technologies and products for the customers.• Delivered presentations at NetApp business partner and Alliance events.• Provided technical consultancy on data management, storage, disaster recovery and business continuity.• Conducted customer visits and made presentations at meetings about NetApp products, solutions, and technology updates tailored to meet specific needs and requirements• Prepared Proof of Concepts for Cloud Archive / Backup and Object Storage Systems for the customers.• Worked on large-scale data projects implementing SAN, NAS and Cloud Archive/Backup technologies.• Exceeded regional sales revenue target by 110%.

May 2014 - Feb 2016

Solution Design Architect

Ankara, Turkey

• Developed customised solutions for network devices, firewalls, Intel and Sparc-based servers, backup systems, and storage.• Conducted competitive analysis, risk assessment, and pricing evaluations to meet customer requirements.• Presented products and solutions at the business partners and customer events• Successfully realised the sale of mission-critical high-end servers and set an example as the first sale in the region. It has been a reference project for all other critical business projects.• Designed and planned the infrastructure of network, security, server, storage and virtualization products for Data Center and Disaster Recovery solutions.• Provided trainings on products,competitive analysis and technology updates for partners and customers.

Jun 2011 - May 2014

Senior Network Engineer

Ankara, Turkey

• Led a network team responsible for projects covering Tax Offices Automation, E-Invoice, E-Payment, and E-Declaration.• Deployed and managed over 500 Cisco Routers and 3000 Switches at over 1000 branch offices.• Deployed and managed network products including Load Balancers, Routers, and switches in 3 data centers.• Prepared detailed LLD reports and designed network.• Implemented a wide range of network technologies in data centers and branch offices including BGP, OSPF, EIGRP, MSTP, RSTP, HSRP, QoS, IPsec VPN, NAT, GRE, ACL, Cisco ACE/CSS/Load Balancer, and Cisco IOS security.• Deployed data center network devices and solved problems for enterprise customers.• Deployed a wide range of network equipment including Cisco, HP, Enterasys, 3Com, Allied Telesis switches, routers, Cisco wireless products and Check Point firewalls.• Significantly accelerated firmware and configuration updates by developing Network Automation Tool via VBS and VMI. Implemented backup and firmware update system for more than 500 routers and 3000 switches. Mandatory firmware upgrades of the devices were made and the update that could be done in 6 months was done in 2 weeks.

Apr 2004 - Apr 2011

Systems Administrator

Turkey

• Deployed and managed Web (Apache), DNS (Bind), Ftp, SMTP Gateway (Sendmail, AV – Clamav and spam filter - Spamassassin), Web Mail and Squid Web Cache, and databases servers (MySQL, PostgreSQL, and Sybase) on LINUX (Red Hat, Debian), UNIX (Solaris, AIX) and FreeBSD OS• Developed phone book search engine web application for university thru PHP, and MYSQL.• Developed automation tools thru Linux Shell Scripts (bash) for system tasks.• Led Campus Network Project. Designed and deployed Campus network.• Designed and configured all Unix and Linux servers from scratch.

Jun 2000 - Apr 2004

Technical Consultant

E-Haber Online Newspaper

Turkey

• Establish News Portal by configuring computer network, Linux Firewall and Linux Servers which provide Proxy, File, FTP and WEB services with open source softwares.

Apr 2000 - Aug 2000

Systems Support Specialist

• Ministry of Finance Tax Office Full Automation Project (VEDOP-1) Team Leader in charge of deployment and maintenance of network and Microsoft Client/Servers systems of Tax Departments.

Nov 1998 - Sep 1999
1 education record

Ozden Sicim education

FAQ

Frequently asked questions about Ozden Sicim

Quick answers generated from the profile data available on this page.

What company does Ozden Sicim work for?

Ozden Sicim works for CODI Networks.

What is Ozden Sicim's role at CODI Networks?

Ozden Sicim is listed as Senior Network Engineer | Team Lead at CODI Networks.

Where is Ozden Sicim based?

Ozden Sicim is based in Ankara, Turkey while working with CODI Networks.

What companies has Ozden Sicim worked for?

Ozden Sicim has worked for Codi Networks, Trustbt, Brocade, Netapp, and Fujitsu Technology Solutions.

How can I contact Ozden Sicim?

You can use AeroLeads to view verified contact signals for Ozden Sicim at CODI Networks, including work email, phone, and LinkedIn data when available.

What schools did Ozden Sicim attend?

Ozden Sicim holds Mathematics from Hacettepe Üniversitesi.

What skills is Ozden Sicim known for?

Ozden Sicim is listed with skills including Firewalls, Data Center, Virtualization, Cisco Technologies, Servers, Network Security, Disaster Recovery, and Storage.

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