Address 7585 Diamond Ranch Drive
Sacramento, CA, 95829
Cell Phone 916-956-2704
E-mail sergiuvoicu77@gmail.com
Summary Skills
5 years of solid experience in cellular telecommunication industry
Good understanding of 2G and 3G network and architecture.
Knowledge on RF network planning, defining network requirements (coverage area, coverage depth, expected traffic and traffic models.
Knowledge on capacity dimensioning of CDMA and WCDMA.
Good knowledge of router, Switches, VPN, LAN, WAN and IP networking.
Provides different network topology based on TDM and native IP capacity.
Knowledgeable in Rapid Spanning Tree Protocol (RSTP) for redundancy switching.
Experienced in Transmission Control Protocol (TCP/IP), User Datagram Protocol (UDP) which provides reduction in latency over reliability.
Experience in using Telnet.
Knowledgeable on radio that provides transmission node, larger network for traffic and capacity savings.
Experienced in design, plan dimensioning individual microwave links both licensed and unlicensed radios and RF planning and Optimization.
Operates and use Pathloss 4.0 and Pathloss 5.0 for calculation not limited to link budget calculations, path profile, and link availability and fade margin calculations.
Evaluates customer requirements and provide solutions to make a topology design
Provides network comprising of low and high capacity radios including add and drop network elements.
Performs frequency planning, interference analysis and IP planning in the networks.
Responsible for planning and directing line of sight surveys and adjust network design.
Capable of performing site surveys as needed basis.
Ability to work independently and evaluate customer requirements
Professional attitude with good written and verbal skills, good planning and organizational skills and able to produce deliverable documentation.
Extensive knowledge of telecommunications technology for microwave radio and RF planning, design and optimization.
Strong background in the fixed and mobile transmission and RF planning.
Resourceful, creative and effective technical person.
Effective leadership and strategic in all driven task.
Ability to work in a timeline pressured environment
Excellent communication, presentation and analytical skills.
Ability to lead teams to perform the required tasks.
Manage customer requirements and provide solutions.
Excellent planning and organizational skills to produce deliverables.
Effectively coordinate and manage resources according to client requirements and project relevance.
Coordinate and support staff teams, ensuring that the individuals work effectively together and achieve the project timeline.
Ensure that the design methodology is observed and executed to minimize potential project risks.
Implementation, operation of digital network built on PDH technology - SDH (platform MSH11, MSH43, MSH8 and OMS12XX, OMS16XX -- Marconi equipment),
Experienced in configuration MSH11, MSH41, MSH83 equipment,
Installation and configuration Watson equipment,
Configuration and termination of E1 traffic cable on Krone,
Perform installation of network cabling systems including, coaxial, and CAT5, CAT5E, CAT6, OSP, and fiber cables,
Installing new internet connections as per orders received in offices and homes,
Demonstrates safety with electrical tools and equipment (multimeter, oscillograph),
Understands cable blueprints, symbols, schematics, drawings and sketches,
Experienced with various types of level 1 and 2 cable testers,
Splitting cables in case of shared telephone and internet lines,
Terminate cable ends to RJ-45 modular jacks, patch panels, 110 blocks, etc.
Demo old cabling systems in preparation for new cabling systems,
Installation and configuration Siemens equipment (ULAF+).
Employment History
May 2007-July 2011
Technical Operations Department, Moldcell JVC, Moldova
Transmission Planning Engineer
Cell Planning & Transmission Planning Unit,
August 1998-May 2007
Technical Department S.A MOLDTELECOM (Telecommunication Carrier National and International Services)
Transmission Engineer
Employment History Summary
Transport Microwave Engineer
Lead engineers in creating microwave network design. Designed fiber ring node, node, multi hub and remote site for LTE technology.
Develops Microwave Backhaul design architecture for 4G Technology per the requirements of RF coverage
Works hand in hand with the RF team to create the desired network with respect to capacity and target coverage
Use Pathloss 5.0/4.0 software in calculating microwave path profiling and design calculation.
Performs all stages of backhaul design using multiple ring architectures of various Point of presence (PoP), Transport Ring, Access Ring and Spur.
Chooses different Ericsson equipment for 7 GHz, 8 GHz, 15 GHz, 23 GHz, in microwave design.
Installation outdoor and indoor Mini-Link equipment
Responsible for site visits with RF, Network deployment and Site acquisition team during site design, coverage, and construction.
Designs the network architecture that maximizes performance, link availability and provides redundancy.
Provides installation coordination and overseas installation, commissioning and pathing of microwave radios.
Uses Visio software in presenting the design for customer evaluation.
Worked on the installation drawings and detailed equipment configuration
Provides technical support of the networks from design to the operation of the radios.
Back up supports for the operation people with respect to equipment failure, configuration and path status.
Effectively makes important decisions related to design, operation, installation and performance of the microwave network.
Prepares routing plan, connection plan and transmission path information for each and every site in the network.
Support operation and maintenance of Ericsson Mini Link CN, SP, and PT equipment
Execute immediate plans and reroute as required by the pre-launch and commercial launch.
Knowledgeable on MapInfo and has a background of Planet software.
Performs microwave designs, equipment sizing and location, structural supports, power, main signal and interface conditions
Assists in the preparation and evaluation of engineering changes and modifications to equipment, structures, terminal connections and wiring diagrams (As-Built)
Configuration of IP Address to the Nodes or clusters/DCN Implementation
Checked Transmission RRL final acceptances
Coached the junior Transmission Engineers
Frequency planning and interference analysis. OAM network design (IP planning)
Experience with a MW network design tools AirCom Enterprise 5.2.1 and Mini Link Performance and MapInfo
RBS Responsibilities
Installed and integrated LTE RBS 6000
Installed ET-MC1 boards, tested T1s, for UMTS
Executed BTS preventive maintenance, trouble shooting and eliminated faults in the GSM and WCDMA networks
Completed BTS installation final acceptances,
Performed BTS commissioning and assisted the integration process
Education
1. Technical University of Moldova 1999 2004
Radio and Data Transmission Department,
License in Optoelectronic Systems
2. College of Telecommunications from Chisinau, Moldova 1993 1998
Telecommunications Department
Professional Training
1. Huawei NMS U2000Training 2011
Huawei University
2. OMS1410 Operation & Maintenance 2010
Ericsson Education Center Italy
3. MINI-LINK Traffic Node Operation & Maintenance 2008
Ericsson Training Center, Moscow, Russia
Software Tools
Anritsu Site Master (Spectral analyzer, coaxial radio cable testing interface),
T Berd (T1 analyzer),
RBS EM (UMTS / LTE interface, Ericsson), TCP-IP Basics,
MSM Radio (Microwave interface, Ericsson),
OTDR (Testing optical fibers),
Acterna EDT-135,
AirCom Enterprise 5.2.1,
Mini Link Performance,
Pathloss 5.0
Map Info.
Employer:
Moldtelecom
Job Title:
Transmission Engineer
Start Month/Year:
08/1998
End Month/Year:
05/2007
City:
Chisinau
Country:
Moldova
Description:
• Implementation, operation of digital network built on PDH technology - SDH (platform MSH11, MSH43, MSH8 and OMS12XX, OMS16XX -- Marconi equipment),
• Experienced in configuration MSH11, MSH41, MSH83 equipment,
• Installation and configuration Watson equipment,
• Configuration and termination of E1 traffic cable on Krone,
• Perform installation of network cabling systems including, coaxial, and CAT5, CAT5E, CAT6, OSP, and fiber cables,
• Installing new internet connections as per orders received in offices and homes,
• Demonstrates safety with electrical tools and equipment (multimeter, oscillograph),
• Understands cable blueprints, symbols, schematics, drawings and sketches,
• Experienced with various types of level 1 and 2 cable testers,
• Splitting cables in case of shared telephone and internet lines,
• Terminate cable ends to RJ-45 modular jacks, patch panels, 110 blocks, etc.
• Demo old cabling systems in preparation for new cabling systems,
• Installation and configuration Siemens equipment (ULAF+).
Employer:
Moldcell
Job Title:
Transmission Planning Engineer
Start Month/Year:
05/2007
End Month/Year:
07/2011
City:
Chisinau
Country:
Moldova
Description:
Installed and integrated LTE RBS 6000
• Installed ET-MC1 boards, tested T1s, for UMTS
• Executed BTS preventive maintenance, trouble shooting and eliminated faults in the GSM and WCDMA networks
• Completed BTS installation final acceptances,
• Performed BTS commissioning and assisted the integration process
