Ion C.

Architect

690 dollar
Freelancer
15 years
Seattle, UNITED STATES

My experience

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CiscoDecember 2015 - Present

Solutions ArchitecCisco PCRF (CPS) system design and implementation - develop wireless systems and product expertise by solving customer’s networking challenges.
Developing innovative network solutions by utilizing the leading edge wireless product line in high growth global telecommunications markets. Possessing technical expertise to design complex network solutions to stay ahead of the competition and champion change by challenging the status quo in support of new ideas.
● Network Planning (external) – deliver expert consulting, design and engineering support to customers for sales opportunities. Work with Sales and Professional Services to develop state-of-art customized wireless solutions for Carriers worldwide. Recommend technical solutions to improve customer operations
● Network Planning (internal) – provide technology consulting for internal teams (i.e. Product Management, Marketing, Sales). Convert external customer requirements into recommendations for new product features
● Customer Support – represent the company’s technical capabilities and manage day-to-day technical needs of wireless customers. Support / enable customer specific solutions to grow business. Steer customer expectations according to product and network management capabilities
● Beta Support – drive successful new product introduction in partner labs and customer live network
● Perform ad hoc analyses and tasks as assigned
Network Consulting Engineer
Cisco PCRF (CPS) system design and implementation - develop wireless systems and product expertise by solving customer’s networking challenges.
Developing innovative network solutions by utilizing the leading edge wireless product line in high growth global telecommunications markets. Possessing technical expertise to design complex network solutions to stay ahead of the competition and champion change by challenging the status quo in support of new ideas.
● Network Planning (external) – deliver expert consulting, design and engineering support to customers for sales opportunities. Work with Sales and Professional Services to develop state-of-art customized wireless solutions for Carriers worldwide. Recommend technical solutions to improve customer operations
● Network Planning (internal) – provide technology consulting for internal teams (i.e. Product Management, Marketing, Sales). Convert external customer requirements into recommendations for new product features
● Customer Support – represent the company’s technical capabilities and manage day-to-day technical needs of wireless customers. Support / enable customer specific solutions to grow business. Steer customer expectations according to product and network management capabilities
● Beta Support – drive successful new product introduction in partner labs and customer live network
● Perform ad hoc analyses and tasks as assigned
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Glow NetworksApril 2013 - December 2015

- Network planning: deliver expert consulting, design and engineering support to customers for sales opportunities. Work with Cisco Sales and Professional Services to develop state-of-art customized wireless solutions for AT&T. Recommend technical solutions to improve customer operations. Provide technology consulting for internal teams (i.e. Product Management, Marketing, Sales). Convert external customer requirements into recommendations for new product features.
- Customer Support: represent the company’s technical capabilities and manage day-to-day technical needs of wireless customers. Support / enable customer specific solutions to grow business. Steer customer expectations according to product and network management capabilities. Drive successful new product introduction in partner labs and customer live network.
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ComputarisJuly 2009 - April 2013

• Having strong experience in T-Mobile US production environment, with excellent debugging, telecom and customer facing skills provided excellent Tier-2 support onsite to T-Mobile US for long periods of time, successfully addressing customer requests and production issues.
• Instrumental approach to solving some issues that T-Mobile US experienced the day after PCRF was upgraded with some wrong information that T-Mobile US provided. The issue was solved and the fire died down significantly because of his support.
• Development of a PCRF solution on One-AAA framework resulting in more flexibility for Tier-1 operator in offering data services to subscribers.
• MKB implementation allowing subscribers to have flexible data plans, by providing separate access hours over the week. The greatest challenge was to accommodate subscribers across different time zones and daylight saving time while in roaming, or across US.
• Troubleshooting QoS Engineering issues and consultancy for varied improvements, and design solutions.
• Development and support for a complete solution for the successful delivery and go-live of a complete IN system which included SCP, SMSC, IVR, VMS, convergent billing system to a Malaysian MVNO using Celcom core network. Successful development of a Backup/Monitoring/Deployment solution for the whole system.
• Deployment, configuration and maintenance for charging engine filter to provide a content-metering function for network traffic accounting, content billing, network planning, network monitoring and data mining, it tracks user content transactions in real-time and forwards this information to a billing agent for further processing, rating, and invoicing.
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ECS E-SoftNovember 2008 - July 2009

• Development and support for business software, including: financials, inventory, sales orders
processing, purchase order processing, bill of materials and production costing, payroll and provident

fund. Software developed with .NET, ASP .NET, Active Reports and SQL/server.
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AmdocsFebruary 2007 - November 2008

• Software integration, KSH Scripting, BEA WebLogic, IBM WebSphere administration, DB Administration and PIL (Portfolio Integration Lab).
• Development of varied Amdocs solutions: Amdocs Self Service (AMSS) 7, 7.5, 7.5.1, Amdocs Ordering Management System (OMS), Amdocs Client Relationship Manager (CRM), Amdocs Partner Relationship Manager (APRM) and Unified Amdocs Security (UAMS).

My stack

Frameworks

JMS, EJB, JDBC

Languages

JEE, Unix Shell Scripting, Shell Scripting, UML, PL/SQL, XML, Java, SQL

Environment of Development

Eclipse

Technologies

Software Development, Servlets, WebLogic, Tomcat, Integration

Protocols

SOAP

IT Infrastructure

Unix, Linux

Application servers

WebSphere

Others

Troubleshooting, Software Design

Other

Testing, Subversion, operating systems, Java Enterprise Edition

Analysis methods and tools

Junit, Ant

Databases

Oracle

Embedded and Telecom

Telecommunications

My education and trainings

Bachelor's degree Field Of Study Computer Science - Technical University of Moldova2001 - 2005