SR. INFRASTRUCTURE ENGINEER - MAINFRAME

Job Description/Skills: Location: This position is remote within the US only. Summary The Sr. Infrastructure Engineer will play a critical role in the Mainframe Pod of Symetra's Infrastructure & Operations team. This position requires a strong focus on Mainframe Operations while serving as a key conduit between application teams and our managed service provider. The successful candidate will ensure reliable day-to-day operations, lead coordination of incident and request handling, and contribute to roadmap and modernization initiatives. This role demands both hands-on technical expertise in mainframe environments and collaborative leadership skills to align stakeholders and keep systems running securely and efficiently. Responsibilities Act as a primary contact for mainframe operations, overseeing daily health, stability, and performance of mainframe systems and tools. Serve as the bridge between application teams and the managed service provider, ensuring clear communication, timely resolution of issues, and effective coordination of changes and upgrades. Manage Service Requests and Incidents from application teams, providing hands-on troubleshooting and escalating to service providers when necessary. Manage and monitor ESP Scheduler activities, including scheduling, execution, and troubleshooting of batch and on-demand workloads. Partner with application teams to optimize and maintain ESP job schedules, calendars, and dependencies. Coordinate and oversee mainframe application upgrades and changes, partnering with app teams and the service provider to minimize risk and downtime. Provide primary support for key applications such as Endevor, Terminal Emulator, Control-D and related tools. Support audit and compliance activities, ensuring proper documentation and adherence to regulatory standards. Deliver architectural input and technical evaluations of applications, guiding app teams on mainframe-related best practices. Support real-time integrations and web services that connect distributed platforms to the mainframe. Participate in and influence mainframe modernization efforts, helping transition legacy workloads toward more agile, integrated, and automated approaches. Education/Experience/Skills Preferred Degree in Computer Science, Information Systems or other related field, OR relevant accredited technical certification, OR equivalent work experience. 6-9 years of cumulative, relevant experience Background in financial service is a plus. Agile/Scrum team experience. Exposure to infrastructure automation and DevOps practices. Skills and Abilities Required Strong working knowledge of mainframe tools and technologies, including ESP Scheduler, Endevor, ACF2, CICS, DB2, MQ, COBOL. Proven experience in mainframe operations-system monitoring, job scheduling, troubleshooting, and support. Demonstrated ability to work across teams, serving as the liaison between service providers and internal app teams. Experience managing incident, problem, and change processes in a large-scale enterprise environment. Familiarity with web services and real-time mainframe integrations. Excellent communication, coordination, and documentation skills. Pay Range: $65.00 - $71.00 per hour, depending upon experience. Health & Medical Benefits, 401K, Employee Assistance Program, and Sick Time applicable by state.