Site Reliability Engineer SRE

Cantor Fitzgerald is a leading global financial services firm specializing in investment banking, capital markets, institutional equity and fixed income sales and trading, commercial real estate, and prime brokerage. With a legacy of over 75 years of financial innovation and integrity, Cantor operates across major financial centres worldwide, delivering excellence and trusted expertise to its clients.

• Hands-on experience administering Solace PubSub+ messaging systems in an enterprise environment is an advantage
• Strong background in production support, ideally within a 24x7 or high-availability environment
• Solid understanding of distributed systems, WAN networking, latency management, and failover strategies
• Proven experience with Prometheus and Grafana for monitoring and alerting
• Strong troubleshooting skills related to message delivery, persistence, and topic routing
• Experience with capacity management, performance tuning, and scalability of distributed platforms
• Good knowledge of Linux/Unix operating systems
• Scripting and automation skills using Bash and/or Python
• Excellent analytical and problem-solving skills with strong attention to detail

Desirable Skills & Experience:

• Experience with containerisation technologies such as Docker and Kubernetes
• Familiarity with other messaging platforms (Kafka, RabbitMQ, IBM MQ)
• Exposure to DevOps practices and CI/CD pipelines
• Experience with cloud platforms such as AWS, Azure, or GCP, including cloud-native Solace deployments

• Administer, maintain, and support Solace PubSub+ appliances and software brokers across on-premises and cloud environments
• Provide production support for messaging-related incidents, including root cause analysis and permanent remediation
• Monitor system performance and availability using Prometheus, InfluxDB, and Grafana, proactively identifying and resolving issues
• Configure, optimise, and support Solace deployments across WAN environments, ensuring secure, low-latency message delivery
• Collaborate closely with development, application support, and infrastructure teams to troubleshoot message flow and integration issues
• Own capacity planning, scaling, and performance tuning of the messaging platform
• Automate routine operational tasks and contribute to continuous improvement of reliability processes
• Build and maintain monitoring dashboards, alerts, and metrics to provide deep visibility into messaging systems
• Produce and maintain high-quality documentation, including runbooks, topology diagrams, and configuration baselines
• Support proprietary messaging APIs and components using C++, Java, Python, and C#