Job Description
Technical Operations Lead – Cloud, Infrastructure & Security
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nLocation: Vadodara (HQ) | Full-time, In office
nExperience: 8–12+ years
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nAbout the Role
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nPhonon is looking for a hands-on Technical Operations Lead to own the security, reliability, scalability and cost efficiency of our technology infrastructure.
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nThe role covers CloudOps, TechOps, DevOps, SecOps and FinOps, spanning our predominantly AWS-based cloud environment, Linux/network infrastructure and SIP/VoIP telephony platforms. The role will also lead resolution of complex cloud and production support issues.
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nKey Responsibilities
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n* Own and operate highly available, secure and scalable AWS infrastructure.
n* Manage Linux, networking, VPNs, firewalls, load balancers and telephony infrastructure.
n* Own Asterisk, FreePBX, OpenSIPS, SIP/RTP, SIP trunks, IVRs, diallers and hosted PBX environments.
n* Drive DevOps, CI/CD, Infrastructure as Code, containerisation and operational automation.
n* Own infrastructure security, vulnerability management, patching, IAM, hardening,



backup/DR and ISO 27001 readiness.
n* Establish monitoring, alerting, incident management and RCA practices.
n* Drive FinOps, including AWS utilisation, rightsizing and cloud cost optimisation.
n* Lead complex production incidents and cloud/infrastructure support escalations.
n* Lead and mentor the Cloud/Technical Operations team.
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nTechnology Stack
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n* Cloud: AWS – EC2, VPC, RDS, S3, ELB/ALB, Auto Scaling, Route 53, CloudFront, IAM, CloudWatch, CloudTrail, Lambda, SNS
n* Linux & Networking: RHEL/CentOS/Ubuntu, TCP/IP, DNS, routing, NAT, VPN, firewalls, SSL/TLS, load balancing
n* Telephony: Asterisk, FreePBX, OpenSIPS, SIP, RTP, SIP Trunking, IVR, Diallers, Hosted PBX
n* DevOps: Terraform, CloudFormation, Ansible, AWS CLI, Docker, Kubernetes, Git, Jenkins/GitLab CI/GitHub Actions
n* Observability: Prometheus, Grafana, Loki, ELK/EFK, Nagios, CloudWatch
n* Security: IAM/RBAC, encr

📌 Cloud Infrastructure Lead (Mandvi)
🏢 phonon, automating outcomes
📍 Mandvi