MS Unified Communications-SIP Test & Support Engineer

Sonsoft Inc

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Redmond, WA, us on site Until 8/21/2026 H-1B sponsor history First posted February 23, 2026 Last posted February 23, 2026
Job description

SonSoft Inc. is a USA based corporation duly organized under the laws of the Commonwealth of Georgia. SonSoft Inc is growing at a steady pace specializing in the fields of Software Development, Software Consultancy, and Information Technology Enabled Services.

  • At least 4 years of experience in Microsoft-based Unified Communication skills
  • At least 2 years of Deployment, Integration, and Support experience.
  • Knowledge in the end to end SIP testing including PSTN interworking.
  • Experience on a scripting language such as Python will be a plus.
  • At least 2 years of experience in software development life cycle.
  • At least 4 years of experience in Project life cycle activities on development and maintenance projects.
  • At least 1 years of experience in Design and architecture review.
  • Ability to work in team in diverse/ multiple stakeholder environments
  • Experience to Unified Communications domain
  • Analytical and communication skills
  • Experience and desire to work in a Global Delivery Environment
  • Bachelor’s degree or foreign equivalent required from an accredited institution. Will also consider three years of progressive experience in the specialty in lieu of every year of education.
  • At least 7 years of experience with Information Technology.

** U.S. Citizens and those who are authorized to work independently in the United States are encouraged to apply. We are unable to sponsor at this time.

Note:-

  1. This is a Full-Time & Permanent job opportunity for you.
  2. Only US Citizen, Green Card Holder, GC-EAD, H4-EAD & L2-EAD can apply.
  3. No OPT-EAD, H1B & TN candidates, please.
  4. Please mention your Visa Status in your email or resume.

** All your information will be kept confidential according to EEO guidelines.

About this role

Summary

Support and test SIP in unified communications, deployment, integration, and architecture review.

Job title

MS Unified Communications-SIP Test & Support Engineer

Experience level

7+ years

Industry

software

Location requirements

Redmond, WA, US; remote not allowed

Salary

Not specified

Visa sponsorship

H-1B sponsor history

Management role

No

Skills & keywords

Required skills

Microsoftsip testingpythonsoftware development life cycleproject life cycle

Preferred skills

None specified

Specializations

unified communicationssip testingdeploymentsupportsoftware development
Locations

Structured locations inferred from the posting.

Redmond, WA, USA

On-site City