What are the responsibilities and job description for the Middleware platform engineer position at Sira Consulting, an Inc 5000 company?
Job Role: Middleware platform engineer
Location: Miami, FL Onsite
Job Type: Fulltime/Contract
Key Responsibilities
Strong experience in working on Telecom domain projects.
Cluster Provisioning & Onboarding: Lead the end-to-end implementation and onboarding of new application teams onto RabbitMQ (messaging) and ZooKeeper (configuration/coordination) platforms.
Automated Implementation: Develop and maintain Infrastructure as Code (IaC) using Terraform or Ansible to automate the deployment, scaling, and configuration of middleware clusters.
Telecom-Scale Integration: Ensure middleware setups meet strict telecom requirements for high availability (HA), low latency, and massive throughput for call processing and billing data.
Performance Tuning: Optimize RabbitMQ exchange types, queue mirroring, and ZooKeeper quorum settings to handle bursty telecom traffic patterns.
Security & Compliance: Implement secure onboarding protocols, including SSL/TLS encryption, LDAP/Active Directory integration, and RBAC (Role-Based Access Control) for all provisioned services.
Migration & Upgrades: Manage version upgrades and data migrations for existing middleware instances with zero downtime to the client's core services.
Required Technical Skills
Messaging Middleware: Expert-level knowledge of RabbitMQ (Cluster setup, Shovel/Federation plugins, and Policy management).
Distributed Coordination: Strong experience managing ZooKeeper ensembles (Quorum configuration, Snapshots, and Troubleshooting).
Provisioning Tools: Hands-on experience with Ansible, Terraform, or Chef for automated lifecycle management.
Linux Systems: Deep understanding of Linux OS (RHEL/CentOS/Ubuntu) including kernel tuning and network troubleshooting.
Monitoring: Familiarity with monitoring middleware health using Prometheus, Grafana, or ELK stack.
Qualifications
4 years of experience in Middleware Engineering, DevOps, or System Administration.
Proven experience in onboarding/implementation projects within an enterprise environment (Telecom domain highly preferred).