Mainframe Support Lead

Are you interested in working with the World’s leading AI-powered Quality Engineering Company? Ready to advance your career, team up with global thought leaders across industries and make a difference every day? Join us at Qualitest!

We are looking for a Mainframe Support Lead to join our growing team in Atlanta, GA (2 days in office).

Top 3 Must Haves:
1) Cobol
2) JCL
3) MQ Series and DB2

Job Summary:
The Mainframe Support Lead is responsible for overseeing the support, maintenance, of Mainframe Applications and Integrations. Engage in modernization of legacy mainframe systems.. This role requires hands-on experience in IBM Z/OS, COBOL, JCL, DB2, CICS, MQ, and batch processing, along with expertise in mainframe modernization strategies, including cloud migration, re-platforming, and API enablement. The ideal candidate will lead a team of mainframe support analysts, coordinate incident resolution, and drive the transformation of legacy applications to modern architectures.

Key Responsibilities:
Mainframe Support & Operations:

• Provide Level 2/3 support for mainframe applications and infrastructure.
• Troubleshoot and resolve batch failures, performance issues, and production incidents.
• Monitor system health, resource utilization, and job execution across Z/OS environments.
• Ensure 24/7 system uptime, coordinating with cross-functional teams for issue resolution.
• Identify Problems related to MQs, Lead Continuous Service Improvement Activities to improve the Efficiency of the Systems.
   

Incident, Problem & Change Management:

• Oversee incident, problem, and change management following ITIL best practices.
• Analyze recurring incidents and implement long-term fixes to improve system stability.
• Manage disaster recovery (DR) and backup strategies for critical mainframe workloads.
• Define SLA-driven support models to ensure efficient ticket resolution and root cause analysis.
   

Stakeholder Collaboration & Vendor Management:

• Act as the primary point of contact between business, IT, and external vendors.
• Partner with cloud providers and modernization service providers for mainframe transformation initiatives.
• Ensure compliance with SOX, PCI, and other regulatory requirements for mainframe applications.
• Provide regular reports and updates to senior management on mainframe performance and modernization progress.
   

Team Leadership & Knowledge Management:

• Lead and mentor a team of mainframe support analysts and developers.
• Provide technical guidance, best practices, and hands-on support for mainframe issue resolution.
• Conduct training sessions on mainframe support, monitoring tools, and modernization strategies.
• Maintain documentation, knowledge bases, and runbooks for mainframe operations.

Mainframe Modernization & Transformation:

• Lead initiatives to modernize mainframe applications, including rehosting, refactoring, or replatforming to cloud-based or hybrid architectures.
• Develop APIs and microservices to integrate mainframe applications with modern platforms (Azure, AWS, Google Cloud, etc.).
• Work with development teams on COBOL to Java/.NET migrations, leveraging API gateways, middleware, or mainframe DevOps tools.
• Collaborate with architects to implement containerized mainframe applications using Docker, Kubernetes, or OpenShift.
• Leverage AI/ML and automation tools to improve batch processing and job scheduling efficiencies.

Required Skills & Qualifications:

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• 7+ years of experience in mainframe support and modernization.
• Strong expertise in IBM Z/OS, COBOL, JCL, DB2, CICS, VSAM, MQ Series, and batch job scheduling (Control-M, CA-7, or equivalent).
• Experience in mainframe modernization approaches, such as:
• Replatforming (moving workloads to cloud or distributed systems)
• Application refactoring (COBOL to Java, .NET, or microservices-based architectures)
• Integration via APIs, RESTful web services, and middleware solutions
• Mainframe DevOps (Git, Jenkins, Ansible, Zowe, etc.)
• Hands-on experience with cloud-based mainframe solutions (AWS Mainframe Modernization, Azure, Google Cloud).
• Strong understanding of ITIL service management processes.
• Experience with mainframe performance tuning and workload automation.
• Excellent communication, problem-solving, and leadership skills.

Preferred Qualifications:

• Certification in IBM Z Mainframe, ITIL, or Cloud (AWS/Azure).
• Experience with containerized mainframe workloads (Docker, Kubernetes, OpenShift).
• Familiarity with NoSQL databases and hybrid data architectures (DB2 modernization to PostgreSQL, MongoDB, etc.).

Benefits
Why QualiTest?

• Be a part of a company who strives to support for diversity and inclusion in the workplace – we are one, we are many at Qualitest. Celebrate culture, share knowledge with engineers from around the globe, and inspire each other through our differences. We have more than 40% women and around 120 different nationalities.
• Local and global opportunities – we offer you internal rotation and international mobility opportunities to grow your career.
• Clear view of your career and progression with the company – Qualitest is growing massively (since 2021 – tripled our employees base – we now have more than 8,000 engineers) and giving you the opportunity to grow with us.
• Work hard and play harder with our flexible and casual culture. Take a break from work and join an employee event, or enjoy the amenities and games provided from one of our Employees Centers. Save your earnings and prepare for your future by enrolling in our 401k plan where Qualitest will match your contributions accelerating your savings plan.
• Take care of health with enrollment into one of our competitive healthcare benefits. Qualitest will match towards your HSA if you choose to participate.
• Never stop experimenting and learning with QCraft – our Learning & Development platform: 50,000+ courses, 300+ virtual labs, mentorship and leadership programs, professional tribes, sponsored certifications, and much more.
• Stay active and get rewarded with our Corporate Wellness Program. We pay your Gym membership and giving you opportunities to Earn additional vacation times for attendance the gym!
• Earn bonuses via our Client Referral and Employee Referral Program’s. Refer and earn – tap your network for net-worth.
• We recognize our employees work via our Qudos platform - You can earn bonuses and spot awards by celebrating your and your peers’ achievements.
• Planning a vacation? Looking for car insurance? Get access to Qualitest Employee Perks for discounts on anything from travel to electronics. With so many offerings the savings are endless!
• A Competitive pay, the salary range for the role is $105,000 - $115,000.
• Intrigued to find more about us?
• Visit our website at https://www.qualitestgroup.com/
• If you like what you have read, send us your resume and let’s start talking!