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SUJITH R NAIR

SUJITH R NAIR

Specialist - Big Data Applications & Analytics

Big data
Data analytics
Solution Consultant
Product Delivery
Customer collaboration
36 years old
Bangalore India
Employed Available
• Results-driven Product Specialist with 7+ years’ experience in Telecom Operational Support Subsystem (OSS) , Customer Experience Management (CEM) and Big Data domains.

• Professional expertise includes project management, customer support, product testing, product delivery and product maintenance.

• Rich working experience in Linux, Oracle, BigData and Data Analytics.
Resume created on DoYouBuzz
  • Installation ,configuration,administration of multi-nodes (100+) fully distributed Hadoop cluster.
  • Responsible to manage and load data coming from different sources.
  • Working closely with development engineers to support the packaging, deployment, monitoring and deployment .
  • Working with development engineers to lead the design and implementation of the deployment platform.
  • Respond and resolve emergent service problems , build tools, automation to prevent problem recurrence.
  • Review and influence new evolving design, architecture, standards and methods for operating services and systems.
  • Participating in software system performance analysis ,tuning, service capacity planning and demand forecasting.
  • Strong analytical and troubleshooting skills and a desire to solve complex problems.
  • Understand the business and also suggest solutions to achieve business needs.
  • Software Verification and Stability Testing of the new product releases.
  • Writing hive queries for data mining and troubleshooting
  • Building model for machine learning algorithms (predictive analytics)
  • Supporting Sales ,Pre-Sales and Solution Architects/Consultants in their technical dilemmas.
  • Automate manual tasks.
  • Nokia Academy Trainer for the products SADM, CEMoD
  • Created the training contents
  • Provided extensive training to Nokia internals and customers
  • Managed training&certification of CEM products for Nokia Internal Certification Program
  • Product :
    Nokia's market leading Serve atOnce Device Manager (SADM) plays a key role in managing and improving the customer experience by helping CSPs to control ,configure and understand devices in the network.
  • Environment :
    Linux ,Oracle ,GFS2,EMC SAN storage,IBM HS23 blade servers,HP DL380
  • Roles & Responsibilities:
    • Installed and configured SADM and integrated with live networks.
    • Provided support for all post delivery issues
    • Analysed and found solutions for complex problems
    • Supported Solution Architect and sales teams in realising the product delivery.
    • Installed and tested the delivery packages in customer and our own lab environment
    • Applied knowledge and experiences to determine root cause of issues
    • Consult supports and guided own team's external interfaces
    • Coordinated with Program Management in delivering new product releases
    • Worked with R&D and Product Management in identifying and exploring new possibilities ,scopes and features in the products
    • Involved in Software Verification and Stability Testing of the new product releases.
    • 24/7 Emergency support for highly escalated customer issues .
  • Projects handled:
    Various major telecom players in India and overseas .
  • Project Description: The scope of the project includes installation and commissioning of SADM and
    integrate with live networks and finally perform system acceptance before handovering to customer
    .Provides R&D support for post delivery issues
  • HDFS,Map Reduce
    Advanced
  • Hive,Shark/Spark,
    Advanced
  • ZooKeeper,Hbase
    Advanced
  • Storm ,Couchbase
    Advanced
  • Capacity/Fair Scheduler
    Good
  • Kerberos
    Intermediate
  • Oracle
    Advanced
  • PostgreSQL
    Good
  • Hbase
    Good
  • SQLplus
    Advanced
  • Linux OS
    Advanced
  • High Availability
    Advanced
  • GFS2 file system
    Advanced
  • Shell scripting
    Good
  • Networking concepts
    Good
  • Nagios,munin ,ganglia
    Good
  • HP servers
    Intermediate
  • IBM servers
    Good
  • EMC storage solutions
    Good
  • Fiber Channel Switches
    Good
  • Troubleshooting
    Expert
  • Customer support
    Advanced
  • Product Delivery
    Expert
  • Software maintenance
    Good
  • Project Management
    Good
  • LTE, 3G architecture
    Intermediate
  • Telecom KPIs
    Intermediate

Master of Business Administration (M.B.A.)

ICFAI

March 2010 to June 2013
MBA in General Management (Distance Education)

Bachelor of Technology

T.K.M COLLEGE OF ENGINEERING , KOLLAM

August 2005 to April 2009
Electronics & Communication Engineering (7.9 GPA)