deployed_

STT Engineer

VIAVI Solutions - Home Office-Delhi, IND

Still listed by VIAVI Solutions · checked yesterday · posted 3 Sep 2026 (4 weeks ago)

India: good overlapRemoteSeniorFull-timeEngineeringQA

Skills: 5G, LTE, NR, Utran, Protocol testing, Python, Test automation, System testing, Ue simulator, Test specification, Data analysis

**Summary: **

Plans, designs, develops and tests software systems or applications for software enhancements and new products including cloud-based or internet-related tools. Most companies should be able to match to a specific software development engineer position. Use this position if company does not breakout software development positions such as Software Engineer (Applications) (5141-5146) or Software Engineer (Systems) (5161-5166).

**Duties & Responsibilities: **

As a Senior System Test Engineer, you will design and maintain system tests for our TM500 Product. The TM500 is a UE simulator for testing wireless networks covering UTRAN/LTE/NR technologies. This role is responsible for working with the software and hardware development teams, analysing new protocol features and producing test plans and test cases.

Key Responsibilities

  • Lead Test Engineer for protocol features
  • Capture and diagnose issues in the TM500/E500 product and communicate them to the development team by providing accurate and analytic technical reports
  • Producing Test Specifications
  • Creating and scripting automated system tests
  • Provide high-level technical support to customers relating to the 3GPP defined protocol behaviour and operation of the TM500/E500 product.
  • Independently resolving problems encountered in the product
  • Working across different teams and with customers to solve problems

Your skills and qualifications will ideally include:

  • Degree or equivalent in a Telecommunications, Electronic Engineering or a Software Engineering discipline

  • Possess a good understanding of mobile telecoms for at least two technologies from NR (5G), LTE (4G),

  • Proven experience in protocol feature analysis and the creation of test plans

  • Proven experience in protocol test development

  • Analysis captured data against expected outcomes

  • Previous experience of writing test Scripting (Python) is desirable but not essential

  • The ability to produce good technical documents

  • Experience of IP based data applications (e.g., FTP, HTTP, RTSP, VoLTE, VoIP)

  • Ability to solve various issues using a variety of methods and techniques

  • Proven ability to work with very little input

  • Proven analytical and problem-solving skills

  • Proficient collaboration and team working skills, with the ability to develop and maintain strong productive relationships

  • Proven communication skills, both verbal and written

  • The ability to work within multiple projects simultaneously to meet deadlines, both independently and as part of a team

**Pre-Requisites / Skills / Experience Requirements: **

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