IMS Core Test Engineer

Renaissance InfoSystems

About Us: Renaissance Info Systems is a technology and digital recruitment agency, connecting contract and permanent professionals with clients across Asia-Pacific. We aim to differentiate ourselves through our level of responsiveness, and our understanding that comes from being an IT recruitment agency from the IT Industry. Our recruiters balance sophisticated and simple inter-personal techniques to assure a strong candidate network. Know More: http://www.reninfo.com.au.

Role-IMS Core Test Engineer

Type-Perm role

Location –Australia-Sydney

An IMS Core Test Engineer is responsible for validating and assuring the quality, performance, and reliability of IP Multimedia Subsystem (IMS) platforms used in telecom networks for services such as VoLTE, VoWiFi, SMS over IMS, Rich Communication Services (RCS), and multimedia communications.

Location Sydney

Key Responsibilities

* Develop and execute IMS test strategies, test plans, and test cases.

* Validate IMS core network elements such as:

* Ericsson IMS

* Nokia IMS

* Huawei IMS

* CSCF (P-CSCF, I-CSCF, S-CSCF)

* HSS/UDM

* SBC

* TAS (Telephony Application Server)

* Test VoLTE, VoWiFi, emergency calling, roaming, and supplementary services.

* Perform SIP signaling analysis and troubleshooting.

* Execute interoperability testing with RAN, EPC/5GC, and handset vendors.

* Conduct performance, load, regression, and end-to-end testing.

* Analyze logs, traces, KPIs, and defects.

Required Technical Skills

* Strong understanding of:

* IMS architecture

* SIP, SDP, Diameter protocols

* VoLTE and VoWiFi call flows

* LTE, EPC, and 5G Core networks

* Experience with testing tools such as:

* Spirent

* Keysight/Ixia

* Wireshark

* SIPp

* Knowledge of Linux/Unix environments.

* Test automation using Python, Shell scripting, or Robot Framework.

* Defect management tools such as Jira and HP ALM.

Typical Experience for a Senior IMS Core Test Engineer

* 5–10+ years in telecom testing.

* Experience with operator networks in Australia is preferred

* Strong exposure to VoLTE migrations, IMS upgrades, and 5G voice services.

Regards,

Reshu Seth

Recruitment Consultant

Renaissance InfoSystem

M: +61 478 487 026

E: ***email_hidden***