Jerin Jacob
VOIP Support Engineer
Aavalahalli, Bengaluru
Summary
Versatile Support Specialist skilled handling data, technical issues and personnel support tasks in distributed environment. Self-motivated and attentive with good interpersonal and problem-solving abilities. Offering 10 years of experience in VOIP domain.
Overview
10
10
years of professional experience
4
4
years of post-secondary education
Work History
NOC Support Specialist
Dialpad India
04.2020 - Current
- Working on different incidents triggered on the slack channel & on-call issues during the shift timing
- Troubleshooting SIP Call related issue like MOS, PDD, Call Failures, CLI issues, RTP and provide permanent or fix solutions
- Working with different SIP Carriers through their portal for SIP Call & SMS/MMS related issues
- SIP Interconnection with new carriers and testing all the Interop test cases and prepare a report based the procedure
- Testing of new destinations offered from carriers and confirming the voice quality, CLI delivery and connectivity etc
- Configuration of DID's in the system and assigning to the different teams and users as per the requirements
- Monitoring the scheduled test reports of high priority countries and take necessary actions based on it
- Monitoring the voice quality reports of Spearline testing tool and take necessary actions based on it
- Working on various assigned JIRA tickets and provide timely solutions
- Working on Clients Ticket via Zendesk
- Monitoring Network connectivity between dialpad POP and carrier POP through MTR & SIP OPTIONS
NOC ENGINEER
Aroma Computer Systems Pvt. Ltd
05.2014 - 04.2020
- Interconnection with Clients & ILD companies as per the business proposal getting from the business management team,CDR reconciliation and completing the interconnection within the time period
- Configuring Client's & ILD's Ip's and prefix in Genband SBC as well as Jerasoft for sending and receiving SIP calls and billing purposes
- Doing configuration in SBC like Realm, Calling Plan, IEdge Group,Codec Profile, Truk based routing, redundancy maintaining as per the requirement
- SIP Calls Monitoring via CLI and troubleshooting via wireshark tool if any issues are reported from the client side
- Provisioning the routes to the clients as per the request from the provision team Audio Voice Quality testing and confirm the MOS value through testing tools like Arptel and Itest
- Good Knowledge in audio codec like G729,G711,G723 and media gateways
- Audio transcoding via Sangoma transcoding cards as per the requirement from the client side
- Monitoring Client's destination wise stats on billing software called Jerasoft and rising TT accordingly
- Client queries solved via a trouble ticketing tool called Kayako,also via Skype ,Telephone and remotely
- Moving CDR logs from Genband SBC to NAS server as per the disk utilization in our Server
- Monitoring Alarms in Monitoring tools(RSM,Solarwind and Nagios) clearing the alarms and checking with the corresponding team if any issue pop-up
Education
BE : Computer Science And Engineering -
Sengunthar Engineering College
Tamil Nadu 06.2008 - 06.2012
Plus Two (Science & Math) - undefined
Mount Tabour Higher Secondary School
Tenth (10th) - undefined
ST: Stephen's High School
Pathanapuram, Kerala StateSkills
SIP Call Flow Troubleshooting
Personal Information
- Father's Name: K Jacob
- Date of Birth: 11/20/90
- Gender: Male
- Marital Status: Married
Other Required Information
- Total IT Experience : 10 years
- Notice Period : 30 Days
- Passport Number : K 6567205
- Current Employment : Permanent
Disclaimer
I hereby declare that all the details furnished above are true to the best of knowledge and belief.
References
Will be provided as on demand
Timeline
NOC Support Specialist
Dialpad India
04.2020 - Current
NOC ENGINEER
Aroma Computer Systems Pvt. Ltd
05.2014 - 04.2020
BE : Computer Science And Engineering -
Sengunthar Engineering College
06.2008 - 06.2012
Plus Two (Science & Math) - undefined
Mount Tabour Higher Secondary School
Tenth (10th) - undefined
ST: Stephen's High School