Senior Capacity Planner

Ensono

11h • $90,000 - $152,000

About The Position

Ensono is seeking a Senior Capacity Planner to serve as the primary mainframe capacity planning lead and trusted advisor for a dedicated client environment. The role analyzes mainframe performance, workloads, and resource utilization to optimize capacity, efficiency, and system availability. It develops forecasting models, trend analyses, and capacity plans for future business and technology needs, and designs and enhances automation to streamline capacity planning and improve operational efficiency.

The Senior Capacity Planner establishes and refines KPIs aligned with client commitments and organizational goals, performs impact analyses across IBM Z, z/OS, and supporting subsystems, and provides technical expertise for architecture reviews, technology refreshes, workload migrations, and client onboarding. The role leads complex projects independently, manages competing priorities, mentors and trains junior team members, promotes knowledge sharing, and contributes to technical strategy. It also supports capacity-related incident investigations, root cause analysis, and continuous improvement.

Ensono encourages remote work most of the time when the Associate is not required to be on a client site. Associates may choose to work from home or from an Ensono office. The position is full-time, with an estimated annual pay range of $90,000 to $152,000. Placement in the range may vary based on factors including skills, experience, internal equity, and business needs. Depending on eligibility, additional compensation may include an annual performance-based bonus and an equity grant.

Requirements

• Bachelor's degree and 10+ years of related experience; or a Master's degree with 6+ years of related experience; or an equivalent combination of education and professional experience.
• Strong understanding of the mainframe market landscape, including current technologies, industry trends, and business drivers.
• Experience with mainframe programming, automation, or process optimization initiatives.
• Proficiency with JCL, REXX, and other mainframe scripting or automation technologies.
• Hands-on experience with MXG and/or other mainframe capacity planning and performance management tools.
• Advanced proficiency with Microsoft Office applications, including Excel, Word, and PowerPoint.
• Experience with IBM Z Capacity on Demand (CoD) and IBM ZCP3000 capacity planning methodologies.
• Knowledge of IBM mainframe pricing models, software licensing, and Sub-Capacity Reporting Tool (SCRT).
• Ability to identify, analyze, and resolve mainframe capacity and system performance challenges.
• Strong understanding of z/OS internals and key mainframe subsystems, including workload and resource management concepts.
• Exceptional verbal and written communication skills, including the ability to present technical concepts to technical and non-technical audiences.
• Ability to define, organize, and execute work independently in complex, ambiguous, and rapidly changing environments.

Nice To Haves

• Experience with IBM Z Capacity on Demand (CoD), ZCP3000, SCRT, and mainframe pricing models.
• Advanced expertise with MXG or comparable capacity and performance management tools.
• Experience developing forecasting models, capacity plans, and performance optimization strategies for enterprise-scale IBM Z environments.
• Prior experience leading automation initiatives within mainframe operations or capacity planning functions.

Responsibilities

• Serve as the primary mainframe capacity planning lead and trusted advisor for a dedicated client environment.
• Analyze mainframe performance, workloads, and resource utilization to optimize capacity, efficiency, and system availability.
• Develop and maintain forecasting models, trending analyses, and capacity plans for future business and technology needs.
• Design, implement, and enhance automation solutions to streamline capacity planning processes and improve operational efficiency.
• Establish, monitor, and refine KPIs and metrics aligned with client commitments and organizational goals.
• Perform impact analyses and capacity assessments across IBM Z, z/OS, and supporting subsystems.
• Provide technical expertise for architecture reviews, technology refresh initiatives, workload migrations, and client onboarding projects.
• Lead complex capacity planning projects independently, manage competing priorities, and deliver client-focused solutions.
• Mentor junior team members, deliver training, promote knowledge sharing, and influence technical strategies across teams.
• Support capacity-related incident investigations, root cause analysis, and continuous improvement initiatives.

Benefits

• Unlimited Paid Days Off
• Three health plan options through Blue Cross Blue Shield
• 401k with company match
• Dental coverage
• Vision coverage
• Short- and long-term disability coverage
• Life and AD&D coverage
• Flexible spending accounts
• Paid maternity leave
• Paid paternity leave
• Sabbatical leave
• Education reimbursement
• Student loan assistance or 529 college funding
• Enhanced fertility coverage
• Wellness program
• Flexible work schedule
• Depending on location, ability to use fitness centers
• Annual bonus plan based on company and individual performance, depending on eligibility
• Equity grant under the Associate Equity Appreciation Program, depending on eligibility

What This Job Offers

• Job Type: Full-time
• Career Level: Senior