Job Type: Full-time

Technical Operations Lead – Cloud, Infrastructure & SecurityLocation: Vadodara (HQ) | Full-time, On-siteExperience: 8–12+ yearsAbout the RolePhonon is looking for a hands-on Technical Operations Lead to own the security, reliability, scalability and cost efficiency of our technology infrastructure.The 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.Key Responsibilities* Own and operate highly available, secure and scalable AWS infrastructure.* Manage Linux, networking, VPNs, firewalls, load balancers and telephony infrastructure.* Own Asterisk, FreePBX, OpenSIPS, SIP/RTP, SIP trunks, IVRs, diallers and hosted PBX environments.* Drive DevOps, CI/CD, Infrastructure as Code, containerisation and operational automation.* Own infrastructure security, vulnerability management, patching, IAM, hardening, backup/DR and ISO 27001 readiness.* Establish monitoring, alerting, incident management and RCA practices.* Drive FinOps, including AWS utilisation, rightsizing and cloud cost optimisation.* Lead complex production incidents and cloud/infrastructure support escalations.* Lead and mentor the Cloud/Technical Operations team.Technology Stack* Cloud: AWS – EC2, VPC, RDS, S3, ELB/ALB, Auto Scaling,



Route 53, CloudFront, IAM, CloudWatch, CloudTrail, Lambda, SNS* Linux & Networking: RHEL/CentOS/Ubuntu, TCP/IP, DNS, routing, NAT, VPN, firewalls, SSL/TLS, load balancing* Telephony: Asterisk, FreePBX, OpenSIPS, SIP, RTP, SIP Trunking, IVR, Diallers, Hosted PBX* DevOps: Terraform, CloudFormation, Ansible, AWS CLI, Docker, Kubernetes, Git, Jenkins/GitLab CI/GitHub Actions* Observability: Prometheus, Grafana, Loki, ELK/EFK, Nagios, CloudWatch* Security: IAM/RBAC, encryption, secrets management, vulnerability management, infrastructure hardening, ISO 27001Candidate Profile* 10–12+ years across cloud infrastructure, Linux, networking, DevOps and technical operations.* Robust hands-on experience managing AWS production environments.* Strong Linux and networking fundamentals with experience operating high-availability systems.* Telecom/SIP/VoIP experience is strongly preferred.* Strong troubleshooting skills across cloud → network → Linux → application → telephony.* Experience leading technical teams and handling critical production incidents.Preferred Certifications: RHCE and CCNA; AWS certification is an advantage.We are looking for ahands-on technology operations ownerwho can troubleshoot critical infrastructure issues while building a secure, reliable, scalable and cost-efficient operations function.

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