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Principal Engineer – Global Product Support – MME

Keywords / Skills : GPS, " Global Product Support", "Product Support" , "debugging" MME, CSGN, SGSN

5 - 10 years
Posted: 2018-11-13

IT/ Computers - Software
Other Roles - Product Support
Posted On
13th Nov 2018
Job Description

Participate on a 24×7 emergency support rotation.

Resolve reported issues in a timely SLA based fashion.

Problem isolation down to the node, configuration, interface, protocol, and line of code.

Reproduction of reported issues using lab equipment, test tools, code navigation, debugging techniques, 3GPP understanding, and ingenuity.

Development and test of quality corrective content for software and documentation changes.

Provide root cause analysis on all software defects.

Development of product support bulletins and method of procedure documents

Development of custom features and enhancement of the software.

Development of tools / scripts to automate and improve productivity and process.


The ideal candidate will have 6+ years’ experience in software development and/or software support for telecom products involved with call control and control plane software in embedded networking platforms.

Strong software development, debugging, and problem-solving skills are required.

Excellent C++ programming skills and well versed with object-orientated concepts.

Excellent capability to utilize and understand packet tracing tools like Wireshark.

Excellent verbal and written communications skills.

Ability to interwork with cross functional teams to resolve issues.

Demonstrate familiarity with virtualization concepts

Understanding of networking concepts, OSI layers, TCP/IP.

Experience working with software version control and ticket tracking systems.

Experience with one or more of the following skills is preferred:

UMTS/CDMA wireless architecture for data services. (Nodes: SGSN)

LTE architecture for data services (Nodes: MME, CSGN)

Mobility and/or Session Management protocols like GTP.

Through understanding of 3GPP LTE procedures and message flows.

Excellent programming capability in PERL, Python, Expect/TCL, Shell.


Candidate should have a minimum of Bachelor’s Degree in Engineering. MS preferred.

Send your resume to [HIDDEN TEXT] for consideration.

About Company

Affirmed Networks delivers the world’s only fully virtualized cloud native, 5G-ready mobile core solution. Proven in more than 60 networks including leading Tier1 operators such as ATT, Vodafone and Etisalat, our solution enables operators to out-innovate the competition with industry-leading technology. We offer a complete approach to NFV that includes not only the right technology but the right people and process to ensure your virtualization efforts are running smoothly and profitably.

Affirmed delivers the world’s only fully virtualized, cloud-native, 5G-ready mobile core solution. Our Independent scaling of the throughput (I/O), Session Capacity and Signalling, allows operators to tailor the network to specific call models or use cases (Consumer, IoT, MVNO, Fixed Wireless). We support CUPS, Network Slicing, integrated Virtual Probes, Optimized IoT Access (NB-IoT/LTE-M/SCEF), SFC, and Service Automation enabling operators to profitably deliver new revenue-generating services.

Pls visit our website - to know more about us.

HR Team
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