Leads architecture, modernization, optimization, and reliability initiatives for mainframe CICS, MQ, and z/OS Connect environments. Provides technical direction across development and operations teams, establishes governance and change processes, tunes performance using telemetry, resolves incidents, and develops modernization roadmaps. Collaborates with stakeholders and enterprise architects to deliver secure, scalable, high-availability solutions while evaluating automation, cloud integration, and AI technologies.
Description and Requirements
The Team You Will Join
When you join MetLife's Global Technology team, you'll be part of a forward-thinking group dedicated to shaping the future of digital solutions for customers worldwide. You'll develop, maintain and support technology applications and delivery, leveraging AI, automation, and contemporary ways of working to enhance experiences and drive business outcomes. Your work will simplify complex processes, improve tech resiliency, and ensure high-performing, seamless solutions that power life's most important moments. In this dynamic environment, you'll collaborate with talented peers across teams and functions, expanding your skills in impactful ways. Ready to push boundaries and set new industry standards? Join us and help drive the future of technology forward.
The Opportunity
MetLife is seeking a highly skilled and forward-thinking Lead Mainframe CICS/MQ Site Reliability Engineer to join our dynamic Mainframe & Integration Technology team. In this pivotal role, you will leverage your expertise to bridge the gap between the reliability of legacy systems and the demands of future-ready solutions, driving the modernization and optimization of our mainframe platforms.
In this leadership position, you will be responsible for architecting, designing, and directing the modernization and optimization of MetLife's mainframe systems to ensure they are reliable, scalable, and fully aligned with our evolving business goals. The ideal candidate will bring extensive expertise in mainframe technologies, a strategic vision for IT transformation, and a proven history of successfully leading complex, enterprise-wide mainframe modernization projects.
Key Responsibilities
Required Qualifications
Preferred Qualifications
#LI-WRAPJOB
The expected salary range for this position is $ 111,000 - $180,000 . This role may also be eligible for annual short-term incentive compensation and stock-based long-term incentives. All incentives and benefits are subject to the applicable plan terms.
Benefits We Offer
Our U.S. benefits address holistic well-being with programs for physical and mental health, financial wellness, and support for families. We offer a comprehensive health plan that includes medical/prescription drug and vision, dental insurance, and no-cost short- and long-term disability. We also provide company-paid life insurance and legal services, a retirement pension funded entirely by MetLife and 401(k) with employer matching, group discounts on voluntary insurance products including auto and home, pet, critical illness, hospital indemnity, and accident insurance, as well as Employee Assistance Program (EAP) and digital mental health programs, parental leave, paid time off, paid holidays, volunteer time off, tuition assistance and much more! For more information regarding MetLife's U.S. benefits, please click here .
About MetLife
Recognized on Fortune magazine's list of the "World's Most Admired Companies", Fortune World's 25 Best Workplaces™, as well as the Fortune 100 Best Companies to Work For®, MetLife, through its subsidiaries and affiliates, is one of the world's leading financial services companies; providing insurance, annuities, employee benefits and asset management to individual and institutional customers. With operations in more than 40 markets, we hold leading positions in the United States, Latin America, Asia, Europe, and the Middle East.
As part of our New Frontier strategy, MetLife is building an AI-enabled, people-centered future. We're looking for people who bring curiosity, adaptability, and a growth mindset as we use AI to enhance how we serve customers, support communities, and evolve the way work gets done. At MetLife, AI is a responsible partner that supports human judgment, creativity, and continuous improvement while helping us build trust, inclusion, and long-term value.
Our purpose is simple - to help our colleagues, customers, communities, and the world at large create a more confident future. United by purpose and guided by our core values - Win Together, Do the Right Thing, Deliver Impact Over Activity, and Think Ahead - we're inspired to transform the next century in financial services. At MetLife, it's #AllTogetherPossible . Join us!
MetLife is an Equal Opportunity Employer. All employment decisions are made without regards to race, color, national origin, religion, creed, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity or expression, age, disability, marital or domestic/civil partnership status, genetic information, citizenship status (although applicants and employees must be legally authorized to work in the United States), uniformed service member or veteran status, or any other characteristic protected by applicable federal, state, or local law ("protected characteristics").
If you need an accommodation due to a disability, please email us at [email protected]. This information will be held in confidence and used only to determine an appropriate accommodation for the application process.
MetLife maintains a drug-free workplace.
It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liabilities.
This posting is for a current vacancy and is anticipated to remain open for at least 90 days from the listed posting date.
The Team You Will Join
When you join MetLife's Global Technology team, you'll be part of a forward-thinking group dedicated to shaping the future of digital solutions for customers worldwide. You'll develop, maintain and support technology applications and delivery, leveraging AI, automation, and contemporary ways of working to enhance experiences and drive business outcomes. Your work will simplify complex processes, improve tech resiliency, and ensure high-performing, seamless solutions that power life's most important moments. In this dynamic environment, you'll collaborate with talented peers across teams and functions, expanding your skills in impactful ways. Ready to push boundaries and set new industry standards? Join us and help drive the future of technology forward.
The Opportunity
MetLife is seeking a highly skilled and forward-thinking Lead Mainframe CICS/MQ Site Reliability Engineer to join our dynamic Mainframe & Integration Technology team. In this pivotal role, you will leverage your expertise to bridge the gap between the reliability of legacy systems and the demands of future-ready solutions, driving the modernization and optimization of our mainframe platforms.
In this leadership position, you will be responsible for architecting, designing, and directing the modernization and optimization of MetLife's mainframe systems to ensure they are reliable, scalable, and fully aligned with our evolving business goals. The ideal candidate will bring extensive expertise in mainframe technologies, a strategic vision for IT transformation, and a proven history of successfully leading complex, enterprise-wide mainframe modernization projects.
Key Responsibilities
- Assist in leading the architecture, design, and implementation of mainframe solutions that support MetLife's business goals and technology strategy.
- Provide technical leadership and guidance to mainframe development, operations, and modernization teams.
- Collaborate with business stakeholders, application developers, and infrastructure teams to identify requirements and deliver innovative, cost-effective mainframe solutions.
- Help establish a new Mainframe in-take and change processes that considers new workloads and provide required mainframe performance tuning of CIC/MQ & z/OS Connect instances to support the workloads.
- Evaluate emerging technologies, tools, and methodologies to drive continuous improvement and modernization of mainframe platforms.
- Establish and enforce best practices, standards, and architectural governance for mainframe environments.
- Develop and maintain architectural documentation, roadmaps, and blueprints for mainframe systems.
- Ensure high availability, security, and performance of mainframe applications and infrastructure by constantly reviewing relevant CICS/MQ and z/OS Connect performance telemetry data and traces with application stakeholders.
- Stay current with emerging AI technologies and assess their applicability to modernizing mainframe platforms and processes.
- Participate in ITSM processes such as Release/Change approvals, Incident/Problem resolution.
- Proven experience resolving CICS/MQ related incidents during troubleshooting
- Partner with enterprise architects and other technology leaders to define and implement enterprise-wide technology strategies.
Required Qualifications
- Bachelor's Degree in Computer Science, or related field experience.
- 7+ years of experience in mainframe engineering, with strong experience in service delivery, engineering, or architecture.
- Expertise in IBM z/OS, COBOL, CICS, and z/OS Connect and related mainframe technologies.
- Demonstrated experience with mainframe modernization, integration, and migration projects.
- Proven ability to lead cross-functional teams and manage multiple complex projects simultaneously.
- Excellent communication, interpersonal, and stakeholder management skills.
- Analytical, strategic thinker with strong problem-solving abilities.
Preferred Qualifications
- Experience with cloud integration, DevOps, zLinux, OpenShift and automation in mainframe environments. (RedHat Ansible for IBM Z Collections, Ansible, Python)
- Experience with MQ.
- Knowledge of hybrid IT architectures and emerging technology trends.
- Relevant certifications (e.g., IBM Certified System Architect, TOGAF).
- Experience in the insurance or financial services industry
#LI-WRAPJOB
The expected salary range for this position is $ 111,000 - $180,000 . This role may also be eligible for annual short-term incentive compensation and stock-based long-term incentives. All incentives and benefits are subject to the applicable plan terms.
Benefits We Offer
Our U.S. benefits address holistic well-being with programs for physical and mental health, financial wellness, and support for families. We offer a comprehensive health plan that includes medical/prescription drug and vision, dental insurance, and no-cost short- and long-term disability. We also provide company-paid life insurance and legal services, a retirement pension funded entirely by MetLife and 401(k) with employer matching, group discounts on voluntary insurance products including auto and home, pet, critical illness, hospital indemnity, and accident insurance, as well as Employee Assistance Program (EAP) and digital mental health programs, parental leave, paid time off, paid holidays, volunteer time off, tuition assistance and much more! For more information regarding MetLife's U.S. benefits, please click here .
About MetLife
Recognized on Fortune magazine's list of the "World's Most Admired Companies", Fortune World's 25 Best Workplaces™, as well as the Fortune 100 Best Companies to Work For®, MetLife, through its subsidiaries and affiliates, is one of the world's leading financial services companies; providing insurance, annuities, employee benefits and asset management to individual and institutional customers. With operations in more than 40 markets, we hold leading positions in the United States, Latin America, Asia, Europe, and the Middle East.
As part of our New Frontier strategy, MetLife is building an AI-enabled, people-centered future. We're looking for people who bring curiosity, adaptability, and a growth mindset as we use AI to enhance how we serve customers, support communities, and evolve the way work gets done. At MetLife, AI is a responsible partner that supports human judgment, creativity, and continuous improvement while helping us build trust, inclusion, and long-term value.
Our purpose is simple - to help our colleagues, customers, communities, and the world at large create a more confident future. United by purpose and guided by our core values - Win Together, Do the Right Thing, Deliver Impact Over Activity, and Think Ahead - we're inspired to transform the next century in financial services. At MetLife, it's #AllTogetherPossible . Join us!
MetLife is an Equal Opportunity Employer. All employment decisions are made without regards to race, color, national origin, religion, creed, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity or expression, age, disability, marital or domestic/civil partnership status, genetic information, citizenship status (although applicants and employees must be legally authorized to work in the United States), uniformed service member or veteran status, or any other characteristic protected by applicable federal, state, or local law ("protected characteristics").
If you need an accommodation due to a disability, please email us at [email protected]. This information will be held in confidence and used only to determine an appropriate accommodation for the application process.
MetLife maintains a drug-free workplace.
It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liabilities.
This posting is for a current vacancy and is anticipated to remain open for at least 90 days from the listed posting date.
Similar Jobs at MetLife
Fintech • Information Technology • Insurance • Financial Services • Big Data Analytics
Leads a team managing ADA and PWFA accommodation claims, ensuring accurate, timely, compliant claim adjudication and strong customer service. Responsibilities include coaching employees, managing performance and workloads, reviewing claim files and calls, identifying process improvements, administering concurrent disability and leave claims, mitigating risk, and communicating operational updates. The role requires disability or absence management expertise, sound judgment, knowledge of applicable regulations, and effective stakeholder collaboration.
Top Skills:
Microsoft Office Suite
Fintech • Information Technology • Insurance • Financial Services • Big Data Analytics
Reviews and evaluates Statement of Health submissions using underwriting guidelines, customer provisions, and compliance requirements to assess risk and determine outcomes. Resolves or escalates discrepancies and security risks, manages work queues and service-level commitments, maintains accurate documentation, and provides phone and written support to customers and internal partners. The role requires strong judgment, organization, communication, analytical ability, and proficiency with Microsoft Office and approved AI tools.
Top Skills:
Generative Ai ToolsExcelMicrosoft Office SuiteMicrosoft OutlookMicrosoft PowerpointMicrosoft Word
Fintech • Information Technology • Insurance • Financial Services • Big Data Analytics
Leads third-party API integration initiatives from discovery through production launch. Translates business and partner needs into integration requirements, implementation plans, and delivery milestones. Coordinates API development, partner onboarding, operational readiness, governance, risks, and dependencies across internal teams, IT, vendors, and external partners. Serves as the primary contact for connectivity initiatives and ensures successful transition to ongoing support.
Top Skills:
Ai ToolsAPIsHcm Platforms
What you need to know about the Los Angeles Tech Scene
Los Angeles is a global leader in entertainment, so it’s no surprise that many of the biggest players in streaming, digital media and game development call the city home. But the city boasts plenty of non-entertainment innovation as well, with tech companies spanning verticals like AI, fintech, e-commerce and biotech. With major universities like Caltech, UCLA, USC and the nearby UC Irvine, the city has a steady supply of top-flight tech and engineering talent — not counting the graduates flocking to Los Angeles from across the world to enjoy its beaches, culture and year-round temperate climate.
Key Facts About Los Angeles Tech
- Number of Tech Workers: 375,800; 5.5% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Snap, Netflix, SpaceX, Disney, Google
- Key Industries: Artificial intelligence, adtech, media, software, game development
- Funding Landscape: $11.6 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Strong Ventures, Fifth Wall, Upfront Ventures, Mucker Capital, Kittyhawk Ventures
- Research Centers and Universities: California Institute of Technology, UCLA, University of Southern California, UC Irvine, Pepperdine, California Institute for Immunology and Immunotherapy, Center for Quantum Science and Engineering

