NOC Engineer (VOIP) Job in Pakistan
Naxla , Pakistan

3 Years
20,000 - 35,000 PKR
Job Type
Job Shift
Job Category
Requires Traveling
Career Level
Bachelors in Telecommunication
Total Vacancies
1 Job
Posted on
Feb 3, 2015
Last Date
Mar 3, 2015

Job Description

  • Minimum 3 to 6 years of experience in VOIP Domain (WHOLESALE VOICE ONLY).
  • Good knowledge of SIP & H.323 Protocol, Call Flow, Cause Codes, VOIP Codecs.
  • Knowledge/HANDS ON EXPERIENCE of Session Initiation Protocol (SIP), H.323, SDP, RTP, RTCP, TCAP & SS7 protocol suit.
  • Experience on at least 2 SBC's like Sansay, Nextone, Sonus, VOS, Portaone, Veraz, Acme Packet etc.
  • Master in troubleshooting VOIP Issues, Proficient with tools like Wireshark.
  • Hands on knowledge on Nextone/ Sansay / Other SBC's (Provisioning/Troubleshooting/ Supporting etc.)
  • Responsible to execute and provision interconnection of Supplier of Voip routes and Customers
  • Responsible to test the quality of the route, provide QOS report
  • Proficient in producing technical documentation related to change control processes and root cause assessment.
  • Understanding of wholesale telecom billing will be an added advantage
  • To provide resolution of issues & maintain high quality standards of support
  • End-to-End ownership of resolution of issue raised by the customer.
  • Troubleshooting and resolution of customer issues raised - proactive / reactive.
  • Knowledge of any network monitoring tool (like Zenoss) and troubleshooting network alerts.
  • Monitor and maintain space usage, connectivity problems on both Linux and Windows servers.
  • Knowledge of Linux and Windows Operating systems.
  • Database experience (MySql/SQL Server).
  • Experience with any ticketing management systems.
  • Experience in working on Asterisk VOIP PBX preferred. Past programming experience is a plus.
  • Strong knowledge of Excel and MS Access.
  • Excellent written and verbal communication skills. Must be able to support International customers and interface with executive management.
  • Follow-up with various teams external and internal.

Job Specification

Computer Engineering or Telecom Graduate with 3 to 6 years of experience in Operations Center/ Network Operations Center environment/Network Infrastructure Support

- Experience in Nextone & Sonus and other switches
- Manage and review vendor support issues
- Generate reports and review with stakeholders
- Hands on experience of Cisco MGWs/MGX & PGW2200
- TDM (SS7) working experience
- Strong knowledge/understanding of internet protocols and standards (e.g. IP, TCP, UDP, HTTP, DNS, SNMP)
- IP routing - configuration & troubleshooting
- Understand route tables, CDR, and technical VOIP route terms
- Asterisk VOIP PBX experience and Past Programming experience a plus.
- Routing protocols BGP, OSPF, EIGRP
- End to end LAN management and diagnostics
- Experience in working in 24/7 support environment
- Ability to multi-task, tasks prioritization
- Ability to work independently with minimal supervision
- CCNP certification will be a plus
- Able to interpret and correlate alarms and symptoms to determine actual issue.
- Able to follow written procedures.
- Exceptional attention to detail.
- Knowledge of programming languages such as Python, or Perl are a plus.


Telecommunications - Karachi, Pakistan
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