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Senior Capacity Planner

EnsonoRemote - United StatesPosted 24 Oct 2026

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About this role

Senior Capacity Planner At Ensono, our Purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to Do Great Things ! We enable our clients to achieve key business outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform certifications, Ensono empowers our clients to keep up with continuous change and embrace innovation. We can Do Great Things because we have great Associates.

The Ensono Core Values unify our diverse talents and are woven into how we do business. These five traits are the key to achieving our purpose: Honesty, Reliability, Curiosity, Collaboration, and Passion. About the role and what you'll be doing: 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 to support future business and technology needs. Design, implement, and enhance automation solutions that streamline capacity planning processes and improve operational efficiency. Establish, monitor, and refine key performance indicators (KPIs) and metrics aligned with client commitments and organizational goals. Perform impact analyses and capacity assessments across IBM Z, z/OS, and supporting subsystems to support workload growth and technology changes.

Provide advanced technical expertise for architecture reviews, technology refresh initiatives, workload migrations, and client onboarding projects. Lead complex capacity planning projects independently while managing competing priorities and delivering 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 while serving as a thought leader in mainframe capacity management.

We want all new Associates to succeed in their roles at Ensono. That's why we've outlined the job requirements below. To be considered for this role, it's important that you meet all Required Qualifications. If you do not meet all of the Preferred Qualifications, we still encourage you to apply. Required Qualifications 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.

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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). Demonstrated 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 with the ability to present technical concepts to both technical and non-technical audiences. Proven ability to define, organize, and execute work independently in complex, ambiguous, and rapidly changing environments. Preferred Qualifications 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. Why Ensono? Ensono is a place to make better happen – for our clients and for your career. You can do great things through innovation or collaboration, by learning or volunteering, or to promote diversity and inclusion.

You can do great things for your own health or for a healthier planet. Whatever it means to you to do great things we want Ensono to be the place you can do it. We are a client-facing business, but we do encourage clients to allow us to work remotely most of the time so if you are not required to be on a client site, you can choose to work from home or in our Ensono offices. Some of our benefits include: Unlimited Paid Days Off Three health plan options through Blue Cross Blue Shield 401k with company match Eligibility for dental, vision, short and long-term disability, life and AD&D coverage, and flexible spending accounts Paid Maternity Leave, Paternity Leave, and Sabbatical Leave Education Reimbursement, Student Loan Assistance or 529 College Funding Enhanced fertility coverage Wellness program Flexible work schedule Depending on location, ability to take advantage of fitness centers As of the date of this posting, a good faith estimate of the current pay scale for this role is $90,000 to $152,000 annually based on a full-time schedule.

Please note that placement in the range may vary based on numerous factors including but not limited to skills, experience, internal equity, and business needs. In addition to base salary, other compensation programs, depending on eligibility, include an annual bonus plan based on company and individual performance, and an equity grant under our Associate Equity Appreciation Program. Ensono is an Equal Opportunity/Affirmative Action employer.

We are committed to providing equal employment to our Associates and building a diverse and inclusive workforce. All qualified applicants will be considered without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, or other legally protected basis, in accordance with applicable law. Pay transparency nondiscrimination statement/posting OFCCP’s pay transparency policy can be found on OFCCP’s website .

If you need accommodation at any point during the application or interview process, please let your recruiter know or email [email protected] .

Source listing: greenhouse_ensono

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