DevOps Engineer

The New York City Department of Sanitation (DSNY) keeps New York City healthy, safe, and clean by collecting, recycling, and disposing of waste, cleaning City streets and vacant lots, and clearing snow and ice. DSNY is the nation's largest municipal sanitation agency, with nearly 10,000 employees, 59 district garages, and a fleet of more than 5,000 trucks, cars, and other types of equipment. The Department clears litter, snow, and ice from approximately 6,500 miles of City streets and removes debris from vacant lots as well as abandoned vehicles from City streets. The Bureau of Information Technology (BIT) is seeking a skilled DevOps Engineer to augment our existing team by providing dedicated, scheduled off-hours support. The primary focus of this role is to maintain the security, stability, and high availability of critical Agency applications—such as SMART, NOVAS, and MIMS—through routine Linux patching, security remediation, and infrastructure upgrades. The ideal candidate brings strong hands-on experience with Linux system administration (specifically RHEL 8+) and containerization technologies (Rancher/Kubernetes) to execute off-hours maintenance, troubleshoot technical issues, respond to outages, and proactively address cybersecurity vulnerabilities with minimal disruption to agency operations. The responsibilities will include but are not limited to: • Patching & Vulnerability Security Remediation o Perform monthly security patching, operating system updates, and vulnerability remediation across Linux infrastructure (Red Hat Enterprise Linux 8 and later). o Monitor cybersecurity advisories, emerging threats, and known vulnerabilities to assess infrastructure exposure and recommend proactive patching and remediation strategies. • Infrastructure & Platform Maintenance o Maintain, update, and upgrade core platform tools, including Jenkins, Elasticsearch, Rancher, and RabbitMQ. o Manage and update containerization platforms (Rancher/Kubernetes), ensuring cluster security, performance, and high availability. • Off-Hours Operations & Incident Response o Execute scheduled maintenance and infrastructure upgrades during designated off-hours windows to minimize disruption and maintain system availability during peak business hours. o Serve as a primary technical responder during off-hour shifts for system outages and infrastructure issues, leading root-cause analysis, corrective actions, and service restoration. Candidates should be permanent Certified IT Administrator (LAN/WAN) or should have taken exam #1111. Candidates serving in a similar titles may apply.