FreeSWITCH, Kamailio, OpenSIPS, Asterisk & Migration experience on contact centre

Wipro Technologies; Hyderabad; On-site; INR 1,800,000 - 2,800,000; Full time

Job summary

Wipro Limited is seeking an experienced FreeSWITCH/Kamailio/OpenSIPS/Asterisk specialist to support a global contact center environment from Hyderabad. You will work on 70% contact centre/telephony engineering, 20% Linux/automation, and 10% business analysis/support, handling production incidents and migrations.

Responsibilities include troubleshooting SIP/VoIP issues, implementing automation, and collaborating with international teams across shifts.

Qualifications

• 3+ years hands-on experience with an enterprise contact center platform (Genesys, NICE, Five9, Avaya, Cisco, or comparable).
• Working knowledge of SIP, RTP, and VoIP fundamentals in a multi-region enterprise environment.
• Troubleshoot call flows, routing logic, and media path issues.
• Networking fundamentals: TCP/IP, DNS, routing, firewalls, QoS.
• Hands-on experience with FreeSWITCH, Kamailio, OpenSIPS, Asterisk, or comparable open-source telephony components.
• Participation in contact center platform migration or replacement.
• SIP debugging tools: sngrep, sipgrep, Wireshark, HOMER.
• Linux proficiency: service configuration, log analysis, CLI troubleshooting.
• Proficiency in at least one scripting language (Python, JavaScript, Bash).
• Experience integrating systems via REST APIs and webhooks.
• Git and standard deployment workflows.
• Infrastructure as Code: Terraform, Ansible, or comparable.
• Monitoring/observability tools: Splunk, Grafana, Prometheus, Datadog.
• SQL fundamentals and relational databases.
• Automated voice testing platforms (Cyara or comparable).
• Familiarity with AI-assisted contact center capabilities: virtual agents, intent-based routing, speech analytics.

Responsibilities

• Triaging, prioritizing, and resolving production issues under time pressure.
• Support a 24x7 global contact center environment.
• Participate in contact center modernization or migration programs.
• Collaborate across time zones with structured handovers.
• Translate technical details for non-technical stakeholders.

Skills

SIP/VoIP networking

Linux administration

Python automation

Incident management

24x7 support

REST APIs

Git & deployment

Terraform/Ansible

Monitoring tools

SQL basics

Cyara testing

AI-assisted CC capabilities

Tools

FreeSWITCH

Kamailio

OpenSIPS

Asterisk

sngrep

sipgrep

Wireshark

HOMER

Git

Terraform

Ansible

Cyara

Grafana

Job description

FreeSWITCH, Kamailio, OpenSIPS, Asterisk & Migration experience on contact centre Job Title: FreeSWITCH, Kamailio, OpenSIPS, Asterisk & Migration experience on contact centre City: Hyderabad State/Province: Telangana Posting Start Date: 10/8/26 Wipro Limited (NYSE: WIT, BSE: 507685, NSE: WIPRO) is a leading technology services and consulting company focused on building innovative solutions that address clients’ most complex digital transformation needs. Leveraging our holistic portfolio of capabilities in consulting, design, engineering, and operations, we help clients realize their boldest ambitions and build future-ready, sustainable businesses. With over 230,000 employees and business partners across 65 countries, we deliver on the promise of helping our customers, colleagues, and communities thrive in an ever-changing world. For additional information, visit us at www.wipro.com.

FreeSWITCH, Kamailio, OpenSIPS, Asterisk & MIgration experience on contact centre

Location- Hyderabad/Chennai/Bangalore/Pune/Mumbai or Bhubaneswar

70% Contact Centre/Telephony Engineer + 20% Linux/Automation Engineer + 10% Technical Business Analyst/Stakeholder Support role.

• Good understanding of SIP/VoIP networking
• Hands-on Linux administration skills
• Basic to intermediate Python automation skills
• Experience handling production incidents and escalations
• Ability to support a 24x7 global contact center environment
• Exposure to contact center modernization or migration programs

REQUIRED QUALIFICATIONS

• 3+ years hands-on experience with an enterprise contact center platform (Genesys, NICE, Five9, Avaya, Cisco, or comparable)
• Working knowledge of SIP, RTP, and VoIP fundamentals in a multi-region enterprise environment
• Demonstrated experience troubleshooting call flows, routing logic, and media path issues
• Networking fundamentals: TCP/IP, DNS, routing, firewalls, QoS
• Hands-on experience with FreeSWITCH, Kamailio, OpenSIPS, Asterisk, or comparable open-source telephony components
• Prior participation in a contact center platform migration or replacement
• SIP debugging tooling: sngrep, sipgrep, Wireshark, HOMER
• Proficiency in Linux environments: service configuration, log analysis, command-line troubleshooting
• Proficiency in at least one scripting or programming language (Python, JavaScript, Bash, or comparable)
• Experience integrating systems via REST APIs and webhooks
• Experience with Git and standard deployment workflows
• Infrastructure as Code: Terraform, Ansible, or comparable
• Monitoring and observability tooling: Splunk, Grafana, Prometheus, Datadog
• SQL and relational database fundamentals
• Automated voice testing platforms (Cyara or comparable)
• Familiarity with AI-assisted contact center capabilities: virtual agents, intent-based routing, speech analytics

Working practices

• Demonstrated ability to triage, prioritize, and resolve production issues under time pressure
• Ability to make documented progress against incomplete requirements and raise gaps promptly
• Clear written and verbal communication, including translating technical detail for non-technical stakeholders
• Effective collaboration across time zones and functions, including structured shift handover and supporting stakeholders in regions other than the resource's own
• Sound judgment on escalation thresholds and handover quality

PREFERRED QUALIFICATIONS

• Familiarity with telecom regulatory requirements including call recording consent and data residency
• ITIL / ITSM framework familiarity

Mandatory Skills: Contact Center.Experience: 5-8 Years.Reinvent your world. We are building a modern Wipro. We are an end-to-end digital transformation partner with the boldest ambitions. To realize them, we need people inspired by reinvention. Of yourself, your career, and your skills. We want to see the constant evolution of our business and our industry. It has always been in our DNA - as the world around us changes, so do we. Join a business powered by purpose and a place that empowers you to design your own reinvention.

We are an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, caste, creed, religion, gender, marital status, age, ethnic and national origin, gender identity, gender expression, sexual orientation, political orientation, disability status, protected veteran status, or any other characteristic protected by law.

Wipro is committed to creating an accessible, supportive, and inclusive workplace. Reasonable accommodation will be provided to all applicants including persons with disabilities, throughout the recruitment and selection process. Accommodations must be communicated in advance of the application, where possible, and will be reviewed on an individual basis. Wipro provides equal opportunities to all and values diversity.