Senior NOC Engineer

Flightcase It Services; Pune District; On-site; INR 350,000 - 520,000; Full time

Job summary

Flightcase It Services in Pune provides end-to-end voice support for a major US client. You will handle tickets from creation to resolution, monitor network alarms, and troubleshoot SIP/SS7 related issues across CUCM, SBCs, and related systems.

The role requires CCNA/CCNP Voice knowledge, CUCM, CME, and Avaya Aura familiarity, with willingness to work 24x7 rotations and liaise with vendors to ensure service levels are met.

Qualifications

• Strong knowledge of telecom voice protocols including SIP/SS7.
• Experience with CUCM Voice, CCNA/CCNP Voice and CME.
• Ability to read protocol traces/ladder diagrams and troubleshoot.

Responsibilities

• Provide end-to-end support for US client from ticket creation to resolution.
• Monitor alarms and troubleshoot voice/network issues across devices.
• Coordinate with carriers/vendors on T1/T3 circuits and perform testing.
• Escalate issues and support other teams to meet SLA commitments.
• Analyze fraud and voice quality problems and track in tickets system.

Skills

CUCM Voice

CCNA Voice

CCNP Voice

CME

Avaya Aura

TAC Engineer

SIP/SS7

Trace Analysis

Alarm Monitoring

Vendor Liaison

Tools

Sansay SBC

Dialogic NGN

Acme/Oracle SBCs

Cisco ONS

Job description

Job Description:

• Providing end-to-end support to one of the leading client from US. Right from creation of tickets to the resolution.
• Voice Operations/Services provided to the Commercial customers are Hosted PBX, Local Phone Services, SIP Trunking and PRI, Toll Free Services, Long Distance, Audio Conferencing etc.
• Cisco Unified Communications Manager (CUCM) CCNA Voice, CCNP Voice, Cisco Call Manager Express CME, Avaya Aura Contact Center Administration, Technical Assistant Centre TAC Engineer
• Good knowledge of Telecom Voice protocols - SIP / SS7 etc.
• Ability to understand the SIP/SS7 protocol traces/ladder diagrams from Empirix or knowledge of any other tool will be an added advantage.
• Proactive Alarm Monitoring of all the network entities Routers, Switches, NGN network – Soft Switch / Media Gateways, SBCs, Tx Equipment’s, Cisco ONS, E1/T1 etc.
• Maintenance & Operations of Dialogic NGN, Sansay & Acme/Oracle SBCs, Cisco ONS etc.
• Work with vendors / carriers on T1 / T3 TDM circuits. Head-to-Head testing on transport layer.
• Do regular follow-up with Vendor and provide the updates to customer in timely manner on tickets as necessary; ticketing system needs to be provided by you.
• Works as an escalation team to support other teams for any call issues by investigating using SIP/SS7 traces, CDRs and raw switch traces.
• Fraud analysis and investigation.
• Troubleshooting skills of various carrier / Vendor issues viz. ASR, ACD, PDD, Dead Air, DTMF, RTDTMF, Fax issues, codec mismatch, One Way Audio, Voice Quality, equipment (pbx/hosted pbx), DID, Toll free issues etc. by understanding the network architecture & act accordingly.
• Attending Toll Free, Calling card issues.
• Understanding all VoIP phone features from the platform perspective and troubleshooting answering rules, on hold, music on hold features etc.
• Resolving tickets by making test calls through the switch to replicate, follow up with the carriers, make route changes etc.
• Works as an escalation team to support other teams and maintaining agreed SLA.
• Basic Understanding of Sansay SBC, Dialogic NGN will be an added advantage too.
• Willing to work in 24x7 shifts (Rotational Shifts) and Night shifts.

Other Criteria:

• Excellent oral & written communication skills.
• High degree of proficiency in basic computer applications (i.e. Windows, Word, Excel, Outlook, etc.)
• Ability to learn and adapt to multiple internal applications & tools.
• Strong analytical and independent problem-solving skills.
• Team Player
• Able to clearly communicate network issues and the status of efforts to resolve problems