Laurentiu Coman

Experience

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  Pentair - Schroff Europe

  Apr 2001 - Sept 2005

  CAD Design Engineer

  Backplane and daughter-card design in the local office design of Schroff Company.

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  GTS Telecom

  Sept 2005 - Mar 2006

  Network Engineer

  NOC activities:- Troubleshooting all IP, VoIP and e-mail services- IP network monitoring (Cisco& Juniper routers, Cisco switches)- SDH&DWDM network monitoring- Installing and troubleshooting servers collocated in data centerField activities:- Installing data access solutions over ADSL, leased lines, wireless, FO- Installing VoIP solutions- Troubleshootingwebsite: www.gts.ro

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  Romtelecom

  Mar 2006 - Dec 2013

  - Configuring of business services (VPN and Internet access) in the MPLS/Metro network (Cisco routers/various switches from vendors like Cisco, Telco BATM, Huawei, Alcatel-Lucent, ADVA)- Troubleshooting layer 2 and layer 3 IP Services- Technical support for the field teams in configuring and installing customer premises equipments (Cisco 800, 1700, 1800, 2800 series, AR 410, Speedtouch)- TAC support for Cisco GOLD program (for the equipments sold by Romtelecom)- Configuring and administrating of videoconferencing and IP Telephony solutions- Preparing of documentation for audits and Cisco certifications/recertification- Preparing of work instructions and procedures- Technical support for VIP customers- Participation in major maintenance work of infrastructure- Participation in technical meetings with clients for new solutions or to solve problems- Proposing, developing and implementing solutions and projects for activity efficiencyProjects:- Metro Carrier Ethernet project – implementing the new MPLS/IP Core and Aggregation network- 2009 - 2013: I developed various web applications (written in PERL) used by my department as well as by other departments: IP address space management system, Automatic configuration for data services offered by Romtelecom, interface for configuring multiple devices simultaneously (PEs and CPEs), Wiki and many other PERL scripts that made our department more efficiently.- In 2011 I participated with preparation of documentation and with Cisco Rich Media Communications Specialist Certification to the Cisco Gold program when Romtelecom became a Cisco Gold Partner.- In 2009 I participated at Bucharest Metro Ethernet network optimization project.- In 2009 I participated with preparation of documentation to the Cisco Silver program when Romtelecom became a Cisco Silver Partner.website: www.romtelecom.ro Show less - Configuring of business services (VPN and Internet access) in the MPLS/Metro network (Cisco routers/various switches from vendors like Cisco, Telco BATM, Huawei)- Troubleshooting layer 2 and layer 3 IP Services- Technical support for the field teams in configuring and installing customer premises equipments (Cisco 800, 1700, 1800, 2800 series, AR 410, Speedtouch)- Preparing of work instructions and procedures- Technical support for VIP customers- Participation in major maintenance work of infrastructurewebsite: www.romtelecom.ro Show less

  • Expert Network Engineer

    Jul 2008 - Dec 2013

  • Senior Network Engineer

    Mar 2007 - Jul 2008

  • Network Engineer

    Mar 2006 - Mar 2007
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  CN Posta Romana

  Dec 2013 - Nov 2015

  Team Lead/Voice and Data Network Management

  As the Voice and Data Network Management Team Leader within IT Division of CN PostaRomana, I managed the day-to- day operations for a team of 7 senior, system and junior networkengineers. I coached the team as well as ensuring we provided the highest quality communications services to our stakeholders.Managing the VPN, Internet and PBX networks, the team was handling the followingcommunications services:- VPN connectivity to 1000+ postal offices and administrative offices- Intranet connectivity within Headquarters- Internet (fixed and wireless) to CN Posta Romana employees- Fixed voice services for CN Posta Romana employees- Monitoring all the communication lines and all the communication equipmentProjects:- Redesigning the VPN network by connecting backup links to all branches- Optimizing the DC and DRC by upgrading the VPN aggregators, connecting backup linksand many others- Implementing a mixed VPN solution of DMVPN and IPSEC protected DMVPN for all branches- Implementing a monitoring solution based on Nagios and Cacti- Implementing an open source AAA solution based on Freeradius and Freetacacs- Configuring all the network equipment to use the AAA authentication of administrators- Contributing at moving from 2005 version to 2013 version of ISO 27001 security standard- Writing technical specifications necessary for the acquisition of data communication services(VPN, Internet), voice services and communications equipment (routers, switches, wireless,firewall)- Configuring a Wireless Access Point network to offer VPN for Headquarters employeesand internet for guests- Training for IT technical support teams located on each county in order to increase their level andalso to work more effectively and rapidly both on current and future projects. Show less

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  Huawei Technologies

  Dec 2015 - May 2016

  TAC Datacomm Engineer

  Responsibilities:• Provide technical support for Huawei customers in Nordic and CEE European countries for routers (AR series, NE40E/80E/5000E series), switches (2300/3300/5300/8500/9300 series), Eudemon 8000E firewall and U2000 management system.• Ensure customer Service Level Agreement is maintained on a high level.• Troubleshoot hardware and software issues and identify network/applications issues.• Provide detailed information on how to set up, configure and upgrade Huawei devices.• Dealing with Service Provider technologies (MPLS VPN, VPLS, Traffic-Engineering, MP-BGP, OSPF, Multicast, Quality of Service).• Assign task to field engineer, when on-site support is needed.• Maintain customer satisfaction.• Provide same level of technical support during on-call hours. Show less

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  Orange

  Jun 2016 - now

  - Provide level 3 Incident Management support- Analyze customer technical requests / decide how to implement them- Provide technical consultancy to the customers- Provide non-standard technical solutions (network design, CPE configuration)- Document technical solutions (Low Level Design)- Measure, compute and report monthly customer SLA parameters- Being involved in the coordination process of all technical and non-technical aspects surroundingcustomer solution- Detect quality issues and propose, implement or follow up service improvement plans- Operate and coordinate high-risk operations for the customers- Review network requirements and propose designs to meet client's business needs - Knowledge transfer to other teams in the company- Maximize customer satisfaction Show less

  • Networking, Security & UCC Manager

    Aug 2024 - now

  • Technical Service Manager

    Jun 2016 - Jul 2024