Senior Platform Engineer Junior (Architect)

Infosys

Hyderabad, India

7-10 Years

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Posted 21 hours ago
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Job Description

Required Qualifications

7-10 years of enterprise Unified Communications engineering experience.
Expert-level proficiency with Cisco CUCM, Unity Connection, SIP trunking, and Oracle SBC.
Strong experience with Microsoft Teams Direct Routing.
Advanced understanding of VoIP fundamentals (RTP, SRTP, codecs, QoS).
Strong SIP ladder analysis and call flow troubleshooting capability.
Experience managing TLS/SRTP encryption and certificate lifecycle.
Experience with SSO and identity integrations.
Strong understanding of ITIL change management and CAB processes.
Experience operating within regulated financial services environments.
Working knowledge of Python and Ansible for automation alignment.
Experience developing and deploying solutions with Microsoft Power Platform. Key Responsibilities
Provide advanced L3/L4 engineering support across Cisco UC platforms (CUCM, Unity Connection, CER).
Lead platform upgrades, migrations, and lifecycle management initiatives.
Design and validate dial plan architecture, call routing logic, and redundancy models.
Engineer and optimize Oracle SBC configurations and SIP trunk integrations.
Support and validate Microsoft Teams Direct Routing integrations.
Manage TLS/SRTP encryption and certificate lifecycle management.
Implement and support SSO and identity integrations with enterprise authentication platforms.
Support network-level troubleshooting including QoS, RTP flows, and call quality diagnostics.
Review and approve production-impacting configuration changes.
Ensure high availability and disaster recovery design validation.
Collaborate with automation engineers to modernize operational workflows.