Mainframe Production support

Job Description

Role Summary

The Mainframe SRE Lead is responsible for ensuring the reliability, availability, performance, and scalability of enterprise mainframe platforms. This role blends traditional mainframe engineering with modern SRE principles, focusing on automation, observability, incident management, and continuous improvement. The lead will guide a team of engineers while partnering closely with application, infrastructure, and operations teams.

Key Responsibilities

· Lead the Mainframe SRE team, providing technical direction, mentoring, and performance guidance

· Own the reliability, availability, and resilience of mainframe environments (z/OS and related subsystems)

· Define and implement SRE practices such as SLIs, SLOs, SLAs, error budgets, and reliability metrics

· Drive automation to reduce manual operations, improve recovery time, and enhance system stability

· Oversee monitoring, alerting, and observability for mainframe systems using modern and legacy tools

· Lead incident management, root cause analysis (RCA), and post-incident reviews

· Partner with application development teams to improve reliability, performance, and deployment practices

· Plan and execute capacity management, performance tuning, and workload optimization

· Ensure compliance with security, regulatory, and audit requirements

· Lead disaster recovery (DR) planning, testing, and high-availability strategies

· Champion continuous improvement, DevOps, and SRE culture within mainframe operations

Required Qualifications

· 10+ years of experience in mainframe systems engineering or operations

· Strong hands-on expertise with IBM z/OS

· Experience with core mainframe components such as:

o CICS, IMS, DB2

o JES2/JES3

o MQ, SMF, SDSF

· Solid understanding of mainframe performance tuning and capacity planning

· Experience leading production support and managing major incidents

· Strong scripting and automation skills (REXX, JCL, CLIST, Python, or equivalent)

· Familiarity with monitoring and scheduling tools (e.g., OMEGAMON, CA/BMC tools, Control-M)

Preferred Qualifications

· Experience applying SRE principles in a mainframe or hybrid (mainframe + distributed) environment

· Exposure to DevOps, CI/CD, and automation frameworks

· Knowledge of Linux on Z and cloud integration patterns

· Experience with resilience engineering, chaos testing, or fault injection concepts

· Prior people-lead or technical-lead experienceCompany Description

K-Tek Resourcing is a consulting organization with offices in Houston TX and St. Paul, MN. It is supported by 2 global delivery centers, located in India. With its global employee strength of over 250, K-Tek has been supporting its clients for over 9 years.

Why K-Tek

K-Tek has a tenet of excelling at delivering resources and solutions based on its experience, integrity, distinction in delivery, reduced turn-around time and the consistency at being the "First Time Right".

Vision / Mission

At K-Tek we believe in understanding the specific needs of the customer and tailor-creating innovative solutions to meet these needs. We invest in our employees and customers. We build a relation of trust with our customers through empathy, solutions and being the first time right.

K-Tek Resourcing LLC is one of the leaders in Resourcing industry with a portfolio of over 300+ consultants working at different client’s sites. Our commitment to compliance, excellent client servicing and superior quality has positioned us for sustained success.