Network Architect/Consultant

cicioiud @ gmail . com

Amsterdam, Netherlands

Looking for a challenging opportunity that will allow personal and professional development.


About: Part of the OCOM group, LeaseWeb is a global Infrastructure-as-a-Service (IaaS) provider, offering Bare Metal Servers, Web hosting, Cloud, CDN and Colocation services, operating in the Netherlands, Germany, US (East & West coast), Singapore Hong Kong and Australia.
At LeaseWeb Network we procure, manage and support the networks and Internet traffic of the various LeaseWeb entities around the world and we support LeaseWeb enterprise customers with their advanced networking needs. To ensure an optimized end-user experience for LeaseWeb's services, we have direct connectivity to >500 Internet networks via our global Internet backbone with >50 Points-of-Presence in Europe, the US and Asia, as well as to all major Tier 1 Internet backbones.
Industry: Internet
Location: Amsterdam, Netherlands
Period: April 2018 - present
Title: Network Architect
Responsible for the core-networking infrastructure.
Cross-organizational and cross-functional projects.
Provide consistent global network road-map.
Provide progressive strategies and direction for day-to-day and future direction of emerging products and technologies.
Driving network abstraction, uniformity and automation.
Ensure integration of new platforms and products into existing network architectures.
Contributor to the mergers & aquisitions process in terms of technical assesment of the networks in question.

Period: September 2015 - April 2018
Title: Network Design Engineer

Network Design and Architecture:
   Architecture and Design of IP services, both extensions of current activities and greenfield scenarios.
   Driving network abstraction, uniformity and automation.
   Ensure integration of new platforms into existing network architectures.
   Define and create operational / technical documentation.
   IP and Security design deliverables. (HLD, DLD).

   Delivered backbone IP services to facilitate grow and value-added services.
   Delivered on-prem Datacenter DDOS protection services.
   Delivered technical documentation for both backbone and datacenter services having as a goal to improve network operations and design.
   Delivered various tools that lowered the complexity of operating the network and ensured low time of resolution.
   Delivered various root cause analysis together with permanent fixes or workarounds.

eCom Solutions

About: eCom Solutions is Ireland's premier IT solutions company. Over the past 10 years eCom has established itself as a leader in design and innovation in the IT arena. This position has been achieved based on a foundation of the most technically qualified consultants in Ireland, along with many years of experience in this industry. eCom prides itself on providing the highest quality solutions
  • Removing Complexity
  • Working in Partnership
  • Strong Project Management
  • Delivering on Time and on Budget
Industry: Information Technology and Services
Location: Dublin, Ireland
Period: June 2014 - September 2015
Title: Network & Security Consultant

Dedicated engineer for Hutchison 3G.
Industry : Mobile telecommunications, Broadband internet access
Customer's profile : 3 is a brand name under which several UMTS-based mobile phone networks and Broadband Internet Providers are operated in Australia, Austria, Denmark, Hong Kong, Macau, Indonesia, Ireland, Italy, Sweden, and the United Kingdom. The company was founded in 2002.

Design and Implement networks across multiple technologies and multiple vendor platforms for enterprise and service provider clients
Implement complex network systems including routers, switches, data center fabrics, load-balancers, security devices.
Generates standard project documentation including detailed test plan for highly complex networks.
Actively involved in the development of the customer network.


About: The company was founded in 1994, spurred by what Bezos called his "regret minimization framework", which he described as his effort to fend off regret for not staking a claim in the Internet gold rush. The company began as an online bookstore. Since 2000, Amazon's logotype is an arrow leading from A to Z, representing customer satisfaction (as it forms a smile). A goal was to have every product in the alphabet. In 2006, Amazon Web Services (AWS) began offering IT infrastructure services to businesses in the form of web services -- now commonly known as cloud computing.Today, Amazon Web Services provides a highly reliable, scalable, low-cost infrastructure platform in the cloud that powers hundreds of thousands of businesses in 190 countries around the world, with data center locations in the U.S., Europe, Brazil, Singapore, and Japan.
Industry: Internet
Location: Dublin, Ireland
Period: August 2012 - June 2014
Title: Network Development Engineer

http://aws.amazon.com | http://www.amazon.*

Implement complex network systems.
Troubleshoot complex problems consistently and develop innovative solutions.
Extensive configuration and support experience in a highly complex multi-layered multi-vendor Network environment.
Awarded for going "Above and Beyond " normal duties with D.I.Y "Hail Mary" Award

Kapsch BusinessCom

About: In 1892 by Johann Kapsch in Vienna.In 2002 the Kapsch Group is organized into three business areas:
BusinessCom is a partner for the implementation of communications solutions for small, medium and large businesses.
CarrierCom is a system innovator of communications technology solutions for operators of fixed, mobile and data networks.
TrafficCom is a service supplier of traffic telematics systems and components for road and rail traffic.
Industry: Information Technology and Services
Location: Bucharest, Romania
Period: November 2009 - August 2012
Title: Network Consultant

Dedicated engineer for OMV/Petrom.
Industry : Oil and gas
Customer's profile : largest corporation in Romania and the largest oil and gas producer in South Eastern Europe.
In late 2004, Petrom was privatized to the Austrian oil company OMV.

Dealt with customer's World Wide spread network.
Planned and executed highly complex Network Upgrade and Network Migration projects.
Provide 3rd level support for problem diagnosis and resolution for both hardware and configuration related issues.
Planning, designing and developing LAN, MAN, WAN and Data Center (Tier 3) networks across the customer's organisation.
Generates standard project documentation including detailed test plan for highly complex networks.
Extensive configuration and support experience in a highly complex multi-layered Network environment.
Actively involved in the development of the customer network.

BRD - Groupe Societe Generale

About: 1923 as Societatea Nationala de Credit Industrial (National Society of Industrial Credit). It was rebranded after Societe Generale bought Banca Romana pentru Dezvoltare (Romanian Development Bank) from the Romanian State in 1999.It is currently the second largest bank by assets (about 8.7bn EUR) in Romania. It has over 2.2 million clients and more than 900 branches (2009).
Industry: Finance and Insurance
Location: Bucharest, Romania
Period: August 2006 - November 2009
Title: Network Engineer

Network design and implementation.
Provide structured network documentation.
Solving complex problems that were escalated by network/server/application team members
Network design and implementation for some of the company's important locations
Generates standard project documentation including detailed test plan.
Incident Management (On-call Duty Support 24x7)
Implementated and maintened the centralized authentication used for network equipment.
Actively involved in the development of the network

Astral Telecom (acquired in 2005 by UPC Romania)

About: 1993 in Cluj-Napoca as Astral Telecom S.A. In 2005, Astral Telecom S.A. was bought for $420 million by UGC Europe and renamed UPC-Astral (a process that ended on October 1, 2006).UPC Romania is the 2nd largest cable television operator in Romania and provides Television, Broadband Internet, and Telephone services to 1.2 million customers as of December 31, 2009.
Industry: Telecommunications
Location: Bucharest, Romania
Period: November 2005 - August 2006
Title: Network Engineer, NOC
Dedicated technical contact for B2B customers.
Offering non-standard solutions for B2B customers.
Verify and modify the customers's VPN network using tunnels GRE/IPSEC .
Solving network related problems that were escalated by B2B customers.
Implementation and maintenance of centralized authentication for B2B CPE network equipment.

Period: April 2005 - November 2005
Title: Network Technician
Configure/install/maintain IP networks.
Configure/install/maintain H323 equipment.
Basic troubleshoot Metropolitan network.
Solving Linux systems configuration realted problems that were escalated by various customers.

Period: December 2003 - April 2005
Title: Customer Support Technician
Technical assistance for Internet / Data / Voice.
Developed an intranet application used for the management of received issues (php, mysql, javascript, css)
Developed the training documentation for new employees of the department.

Company: BRD Groupe Societe Generale
Location: Bucharest, Romania
Period: 2008
Title: DataCenter network design
Objectives: Plan, Design, Implement and Migrate
Responsability: Network Security
Period: 2009
Title: BRD - SG interconnect
Objectives: Plan, Design and Implement
Responsability: Network Infrastructure

Company: OMV/Petrom
Location: Bucharest, Romania
Period: 2009 Nov - 2010 Sept
Title: DataCenter and HQ network design
Objectives: Plan, Design, Implement and Migrate
Responsability: Network Infrastructure
Period: 2011 Sep - 2012 Jul
Title: Global network documentation
Objectives: Network documentation
Responsability: Network Infrastructure

Company: Hutchison 3G
Location: Dublin, Ireland
Period: 2014 June - 2015 September
Title: Pre-production Mobile Packet Core 2G/3G/4G
Objectives: Plan, Design and Implement
Responsability: Network Infrastructure
Period: 2015 July - 2015 September
Title: Core consolidation
Objectives: Plan, Design and Implement
Responsability: Network Infrastructure

Education and training
Period: 2000/2004
University: Romanian-American University
Location: Bucharest, Romania
Bachelor's degree in Computer Science

Professional Memberships/Awards
IPv6 Forum Gold Certified Engineer
IPv6 Forum Silver Certified Engineer
Hurricane Electric IPv6 Certified
IT Infrastructure Library Version 3 (ITIL v3)

Cisco Securing Networks with ASA Foundation 642-524 (SNAF)
Cisco Certified Network Associate (CCNA)
Cisco Certified Internetwork Professional (CCIP)
Cisco Certified Network Professional (CCNP)
Cisco Certified Internetwork Expert - Routing & Switching # 47184 (CCIE RS)

Juniper Networks Certified Associate (JNCIA)
Juniper Networks Certified Internet Specialist - Service Provider (JNCIS-SP)
Juniper Networks Certified Internet Professional - Service Provider (JNCIP-SP)

Personal skills
Languages: Proficiency Level
English Conversational - Advanced
Romanian Fluent - Full Knowledge

Computer skills and competences

  • Data Center
  • Network Design
  • Cisco
  • Juniper
  • Linux
  • Troubleshooting
  • Scripting

Unix/Linux configuration and maintenance, particularly regarding DNS, Email, Proxy, FTP, DHCP, Syslog and Apache.
Experience with Redhat, Slackware, Suse, Mandrake, FreeBSD ( descending order of experience ).
Experience with network monitoring toos MRTG, Cacti, SmokePing, Nagios, Rancid.
Exposure to scripting languages (bash/ksh/perl ).

Expertise in routing and routed protocols EIGRP, OSPF, IS-IS, BGP, RIP, IPv4, IPv6.
Strong "hands on" technical knowledge of Cisco's routers, Layer2/3 switches, data center high-end platforms and firewalls.
Experience with Juniper's high-end platforms.

Track record for diagnosing complex problems and consistently delivering effective solutions.
In-depth expertise in the implementation, analysis, optimization, troubleshooting and documentation of LAN/WAN network systems.
In-depth knowledge of networking Concepts and Protocols

Organisational & social skills
Highly motivated, self-sufficient, and able to work well independently.
Project management skills with capability to develop and manage project plans.
Work experience in production environments.
Communication skills and decision making abilities.
Problem solving skills.

              ipv6 ready