Ran Zhang

469-***-**** • acehxj@r.postjobfree.com

TECHNICAL EXPERTIZE

• CCNP candidate, CCNA certified

• Experience with Unix, Linux, HP Openview, BMC

• TCP/IP, EIGRP, OSPF, VLAN, SIP, VoIP, VoLTE, VAS, LDAP

• Strong skills of RF optimization, RF design, GSM/CDMA/WCDMA/LTE

EXPERIENCE

Tier3 Deployment Engineer, Comverse Inc. Wakefield, MA Apr. 2014 - present

• Solid knowledge of VAS/BSS products including InSight system, Comverse ONE, IBM Bladecenter, LBA etc.

• Support InSight 4 voicemail system sites firmware integration and upgrade on VZW project.

• Perform test calls on LDSM and IMS handsets, verify alarms, perform VVM monitor check, validating system

provisioning by creating, modifying and deleting subscribers, and perform syscheck by running CRE reports.

RF Engineer, Ericsson Plano, TX

2013

• Validated CDMA/ EVDO site configurations for pre-launch tuning, parameter and neighbor list audits are

performed and combined with drive test data analysis to identify quality issues and provide recommendation reports

on antenna tilts, antenna height adjustments, and antenna reorientation.

• Used NEWTUN and Cockpit to monitor KPIs and optimize existing network by adjusting radio network parameters,

addition/deletion of neighbors and recommending possible solutions to hardware problems.

• Supported site integration, carrier Additions, acceptance test procedures of new cell site deployment, IPBH

conversions of legacy T1 sites over to Ethernet backhaul and BSC cell ID rehomes.

• Delivered continuous radio network measurement and analysis reporting with parameter adjustment reports, coverage

analysis, and capacity analysis reporting for post verification and site acceptance.

NOC Network Engineer, China Unicom Ltd. China 2012

• Used UNIX/ Linux configuration commands to perform data storage, server management and firmware upgrade.

• Configured, installed and maintained dedicated IPv4 network components, monitored and responded to

environmental, networking, and electrical issues in an emergency.

• Identified IP address schema, subnets, subnet mask and performed basic IPv4 address management.

• Provided support for TCP/IP network implementation projects in areas of installation, test and issue resolution.

• Troubleshoot physical problems and addressed issues within the facility.

Network Engineer, China Unicom Ltd. China 2010 -2011

• Conducted phone call tests, backup and analyzed the collected data of Huawei and Alcatel equipment.

• Situational troubleshot and analyzed potentially alerts of HLR, VLR, gateway and switches.

• Troubleshot and applied the best method to mitigate or escalate a request under different circumstances, including

configuring load balancers, firewall changes, server disconnect, etc.

• Used C++ to program TCP socket messages to implement a network that supported multicast service similar to the

PIM-SM model; the network consisted of hosts and routers which are interconnected according to a given topology.

• Communicated with carrier dealers to troubleshot subscribers’ issues (subscriber configuration, billing issues etc.).

EDUCATION

• The University of Texas at Dallas, Master of Electrical Engineering

2013

• Yanshan University, Bachelor of Electrical Engineering

2011

HONOR

• Volunteer Service Award for effort in Wenchuan earthquake rescue.

2008

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