Abnish Jatav

Experience

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  OSS Technologies Pvt. Ltd.,

  May 2009 - Nov 2011

  DSS Engineer -L2

  A leading IT company that provides service likes PC Hardware sales and maintenance, Network solutions, related service.• Worked as DSS-L2 Engineer for Hewlett-Packard in Ahmedabad.• Done Installation of Windows Server 2003 enterprise edition, configured DHCP server and Domain Server as per the policy. • Installation of Laptops and desktops and to configure it as per IT policy.• Configured and installed IP Phones and maintaining network equipments like routers and switches with L1 support.• Was handling the service calls and also providing remote support and troubleshooting for hardware and software related issues to the remote sites of Gujarat.• Sharing Folders, Planning and Assigning NTFS Permissions.• System Policies and, Hardware Profiles, Hard Disk Configuration for Fault Tolerance, Disk Mirroring and Backup the Data using BACKUP Devices. Show less

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  Nokia

  Aug 2011 - Jul 2015

  PS Core Engineer

  Worked for Alcatel-Lucent India Ltd as PS Core Engineer for BSNL 9Mio WZ GSM Project. Additionally taken care for CS Core and UTRAN.Packet Core:• Commissioning and Integration of Packet core network of Alcatel-Lucent Networks, viz. SGSN, GGSN, DNS and XMC.•Troubleshooting as per customer complaints. Follow up the Issues with next level support team.• Collection of Statistics from SGSN, calculation and analysis of various KPI’s defined for QoS reports.•KPI monitoring and optimization and troubleshooting.•Taking GPRS Protocol level traces on Gb, Gr, Gi, Gn, Ga, Gs, Iu interfaces using Wireshark, tcpdump for analysis.•O&M, Patch upgrades, AT, Validation. •Alcatel-Lucent SGSN Product 9471 WMM and 7500 SGSN. •Integration & configuration of RNC (Sigtran) and configuration of GBoIP for Frame Relay and IP.•NTP Server Meinsberg Installation and maintenance.•Alcatel 1300 XMC Installation and configuration.CS Core:•Understanding of Basic Architecture of Alcatel-Lucent 5060 WCS and 7549 MGW.•Operation and Maintenance of 5060 WCS.•Level 2 Omni Switches 6850-48, 6850-24 firmware loading and configuration.UTRAN:•WRAN Transport Network optimization with 9352WPS V 7.1, 8.1 Network configuration tool.•RNC & Node B creation & integration with 9353 WMS•Configuring N/W interfaces such as luCS, luPS, IuB over IP & ATM. •Configuration in RNC radio service parameters and Software upgrades of RNC, T-Node and NodeB.•Network IP Planning with MPLS team & assigning network subnets for RNC, TNode & NodeB at RAN end. Working with MPLS team in providing support from UTRAN end, new static routes, Vlan addition. •Configuring ATMSwitch (Tnode) E1 cards, building IMA groups & mapping them to their respective STM1 interface, E1 mapping, Alarm handling of Tnode A7670 from CLI.•SS7 Signaling Configuration (ATM/IP) from RNC & NodeB end.•Generating KPI’s from 9959 NPO & keeping track of the service performance. Show less

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  HCLTech

  Jul 2015 - Aug 2018

  L2 Support Engineer for CS and PS Core.

  Responsibilities involve:• Provide technical support for Packet Core network elements.• Provide technical support for mNGN products.• Remote support for upgrade and commissioning activities of mNGN and Packet Core products.• Network Performance analysis.• Handle assistance request raised by project team.• Handle assistance request raised by customer.• Outage co-ordination with L3 and L4 team.Working in product support division of SGSN/GGSN of GPRS core network, 5060 WCS & 7549 MGW of mobileNGN, XMC (NMS), LIG/IMC (call interception).Products include: SGSN: Alcatel-Lucent 9471 WMM and 7500 SGSN GGSN: Alcatel-Lucent 7500 GGSN. Show less

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  Blue Ocean Personnel & Allied Services t Pvt Ltd

  Aug 2018 - May 2019

  Packet Core Consultant

  Worked for Nokia Solutions and Networks India Pvt Ltd. Responsibilities involve:· Experience in Commissioning and Integration, Acceptance Testing, Implementation support, Technical Support, Emergency Support, Operation & Maintenance of Packet core nodes.· Troubleshooting for attach issues, PDP Context activation failures and performance issues.· Integration of New BSC / RNC with SGSN and ENodeB to MME· Good knowledge in LTE & VOLTE Call flows and interfaces, traffic analysis and troubleshooting.· Strong technical knowledge in GTPv1 & GTPv2, Diameter, S1AP, BSSAP, RANAP, MAP.· Configuration of various APNs on the GGSN for Internet.· Working knowledge of DNS and SAEGW Show less

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  Nokia

  Jun 2019 - Jul 2021

  Packet Core Engineer
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  Ericsson

  Jul 2021 - now

  Solutions Architect