Principal Mainframe Capacity and Performance Engineer
Fidelity Investments, Westlake, TX, United States
Job Description:
The Enterprise Infrastructure (EI) Operations Services team is looking for an extremely motivated z/OS Capacity Planner and Performance Engineer (Principal level). You will work in a team focused on providing stability through solving and preventing performance problems and providing capacity planning services at the hardware, software, and business application levels. In this role, you will be responsible for providing monitoring, analysis and reporting of utilization levels and business volumes as well as provide forecasting and recommend provisioning of resources for mainframe processor and peripheral hardware components. You will also be responsible for monitoring, tuning, and reporting on z/OS performance and efficiency.
As a Mainframe Capacity and Performance Engineer on the team, you will be expected to use standard industry methods and tools to solve complex performance and capacity issues and innovate new methods and reports to provide value to the mission. This includes collaborating and partnering across the entire organization and with vendor partners. As a member of the Enterprise Infrastructure and Operations team, the Capacity Planner and Performance Engineer is both technically competent and business oriented. Our team supports internal customers spread across a variety of business and technical units.
The Expertise You Have and The Skills You Bring
Bachelor's Degree with 10 Year Experience in Mainframe Performance & Capacity Planning
Strong working experience as a Capacity & Performance Engineer providing performance improvements and evaluating capacity needs, both present and future, in a complex enterprise
Ability to report, analyze and solve systems performance tuning issues.
Solid knowledge IBM zEnterprise server hardware and of RMF, SMF, SAS, MXG, Intellimagic and other tools.
Deep understanding, analysis skills of RMF and SMF data to trouble shoot application and system related performance problems on the zOS platform
Ability to generate ad-hoc reports and data processing workflows using MXG PDBs and other machine generated data of the zOS platform. Automating and scheduling such workflows reports using SAS, R, Python, Grafana or Power BI programming languages.
Extensive and varied Knowledge of usage of MXG to process SMF data into PDBs using SAS. Knowledge of statistical analysis of SMF data to interpret existing state of the system, and to forecast the possible future states would be desirable.
Ability to design complex SYSPLEX configurations.
Extensive history creating metrics reports for daily operations, projects, and ad hoc requests with demonstrable ability to analyze data to identify trends and process enhancement opportunities.
Ability to interpret PR/SM, Hiperdispatch, WLM policies, fine tune the policies for performance.
Planning, baselining, and quantifying of application and system performance for doing a before and after analysis in a variety of scenarios.
Deep knowledge and expertise in using real time monitoring tools like Broadcom SYSVIEW
Committed to advancing our tools, technology, and ways of working to better serve our clients and their evolving business needs.
Experience and confidence working with all levels of leadership; excellent written and verbal skills with ability to connect with senior leadership, quickly and concisely, relaying technical summaries in non-technical terms.
Self-motivated and collaborative in your approach.
The Value You Deliver
Provides technical support and reporting for other EI teams/users and other mainframe BU partners for performance related issues.
Reviews MIPS consumption at the CPC, LPAR, and ASID level and adjusts where necessary to meet business needs.
Plan, forecast, monitor, and tune capacity and performance of hardware, operating systems, storage devices, and applications to address applications and user service requirements.
Review mainframe batch cycle runs to ensure timely ends and adjust capacity to meet the SLAs.
Provides projected mainframe capacity studies for new mainframes and/or capacity increases.
Reviews and actively manages system memory usage for both LPARs and Coupling Facilities and submits changes to effectively utilize those resources more efficiently.
Understand and analyze Batch Performance with recommendations to help meet batch SLOs/SLAs.
Understand and recommend optimal DR Performance/Capacity configuration.
Certifications:
Company Overview
Fidelity Investments is a privately held company with a mission to strengthen the financial well-being of our clients. We help people invest and plan for their future. We assist companies and non-profit organizations in delivering benefits to their employees. And we provide institutions and independent advisors with investment and technology solutions to help invest their own clients' money.
Join Us
At Fidelity, you'll find endless opportunities to build a meaningful career that positively impacts peoples' lives, including yours. You can take advantage of flexible benefits that support you through every stage of your career, empowering you to thrive at work and at home. Honored with a Glassdoor Employees' Choice Award, we have been recognized by our employees as a top 10 Best Place to Work in 2024. And you don't need a finance background to succeed at Fidelity-we offer a range of opportunities for learning so you can build the career you've always imagined.
Fidelity's hybrid working model blends the best of both onsite and offsite work experiences. Having the majority of our associates work onsite is important for our business strategy and our culture. We also value the benefits that working offsite offers associates. Most roles listed as Hybrid will require associates to work onsite all business days of every other week in a Fidelity office. This does not apply to roles listed as Remote or Onsite.
At Fidelity, we value honesty, integrity, and the safety of our associates and customers within a heavily regulated industry. Certain roles may require candidates to go through a preliminary credit check during the screening process. Candidates who are presented with a Fidelity offer will need to go through a background investigation, detailed in this document, and may be asked to provide additional documentation as requested. This investigation includes but is not limited to a criminal, civil litigations and regulatory review, employment, education, and credit review (role dependent). These investigations will account for 7 years or more of history, depending on the role. Where permitted by federal or state law, Fidelity will also conduct a pre-employment drug screen, which will review for the following substances: Amphetamines, THC (marijuana), cocaine, opiates, phencyclidine.
We invite you to Find Your Fidelity at fidelitycareers.com.
Fidelity Investments is an equal opportunity employer. We believe that the most effective way to attract, develop and retain a diverse workforce is to build an enduring culture of inclusion and belonging.
Fidelity will reasonably accommodate applicants with disabilities who need adjustments to participate in the application or interview process. To initiate a request for an accommodation, contact the HR Accommodation Team by sending an email to accommodations@fmr.com.
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