About Us (Ensono)
Ensono is an expert technology adviser and managed service provider. As a relentless ally, we accelerate clients’ digital transformation to achieve business outcomes that stand to last. Our dedicated team helps organizations optimize today’s systems across any hybrid environment with services such as consulting, mainframe and application modernization, public cloud migration and cloud-native development. With certified experts in AWS, Azure and Google Cloud and recognized as Microsoft Datacenter Transformation Partner of the Year, Ensono has over 3500+ associates globally and is headquartered in greater Chicago. We care about your success, offering comprehensive strategic and managed services for mission-critical applications. Our Advisory and Consulting services can help upfront with an application strategy or find the right places for your applications – whether it’s public, multi or hybrid cloud, or mainframe. And because we span across all mission-critical platforms, we can meet you wherever you are in your digital transformation journey, with 24/7 support when you need it. We are your relentless ally, flexing with you when challenges emerge so you don’t feel stuck in place. With cross-platform certifications and decades of experience, our technology experts have become an extension of your team so you’re continuously innovating – doing more with less while remaining secure. And that’s just the beginning.
Job Role
Provide premium zOS system programming support and services to Ensono mainframe clients. The successful candidate will perform mainframe zOS operating System upgrades (V2.5 and V3.1) using SMPE and zOS workflows, ISV product upgrades/maintenance apply for zOS compatibility to support our customers’ mainframe environments and ensure contractual obligations are met. The individual will need to work with vendor personnel to achieve timely upgrades of zOS, ISV products before end of support. As a recognized leader in IT infrastructure management, Ensono is dedicated to cultivating talented individuals with unique skillsets who know how to dream big and build bigger. We are looking for passionate and self-motivated candidates to apply for our Senior Mainframe Systems Programmer open position! This position is a full-time, entry level job role. We prefer candidates be located within Bangalore or Chennai or Pune.
Job Responsibilities
- Perform standard system programming activities like configuration, installation & maintenance using SMP/E, and vendor software installations in the mainframe environment.
- Support other team: storage management, performance tuning, capacity planning, security, networking, and operating procedures from zOS perspective.
- Work with Mainframe System Programmers staff across tracks to enhance the mainframe environment.
- Participate in software(ISVs and zOS) deployments and various support functions as defined by the department manager.
- Possess interpersonal skills needed to foster good relations with business and development users.
- Assist team members to solve problems, make innovative improvements and make decisions.
- Identify and implement system and process improvements in the z/OS environment Work with application support teams and other internal customers to facilitate business initiatives.
- Review and Approve documentation of system software products including usage instructions, configuration notes, test plans, details of customizations necessary for our environment, as well as process and procedure guide
Experience level
- 4+ years of professional work experience as a Mainframe System Programmer in zOS & ISVs.
- Bachelor’s degree required and/or equivalent work experience.
- Mainframe Certifications / Badges is an added advantage
Technical key skills (Mandatory skills)
- Expertise in performing SMP/E and Non-SMPE Installation of ISV products)
- Operating system z/OS upgrades workflow execution.
- JES3/JES2 initialization
- Sysplex and config management (good to have)
- Fluent in JCL and IBM Utilities (IEBGENER/IEBCOPY/AMASPZAP/DFDSS)
- ISPF/TSO and other basic
- Basic knowledge of REXX/CLIST
- Designing project plan(upgrades, maintenance, decom) with task list for all stakeholders and communicating the timelines with delivery and customer.
- Formulate roadmaps with all pre-requisites to achieve a project completion.
- Technically guide a team of highly motivated system programmers with technical working sessions.
Good to have skills
- Possess the drive and self-motivation to sharpen current skills while also learning something new
- Intermediate proficiency in MS Office (Excel, PowerPoint, Project, and Word) or MAC equivalent products
- Possess a conceptual or practical understanding of or have a willingness to learn various technologies including but not limited to Mainframe, Open Systems, Networking, etc.
- Ability to present ideas in a clear and concise manner - sharp communication skills both verbal and written
- Decision making skills – know when to ask for guidance/help or when to escalate an issue
- Possess strong analytical/problem-solving, organizational, and time management skills
- Proactive attitude, dependable, and detailed-oriented
- Ability to function in a fast-paced environment and manage the stress level
- Ability to actively participate within a team and collaborate with others effectively
- Ability to take constructive criticism or receive corrective instructions without offense
Shift Timings
- 1:30 PM to 10:30 PM IST
Skills Required
- Ten years hands on/industry experience
- Ability to perform skill set of a Mainframe System Programmer
- Ability to perform complex ISV installations
- Ability to perform and lead complex projects
- Ability to mentor and show leadership qualities
Ensono Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Ensono and has not been reviewed or approved by Ensono.
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Leave & Time Off Breadth — Time off provisions include unlimited PTO, paid volunteer time, and a formal sabbatical program. These offerings provide flexibility for rest, community service, and extended renewal.
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Retirement Support — Retirement support includes a 401(k) with company match as part of the core package. This adds long‑term financial value alongside day‑one eligibility for other coverage.
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Parental & Family Support — Family‑forming coverage and paid parental leave are explicitly included, with adoption and surrogacy reimbursement. These benefits support diverse paths to growing a family.
Ensono Insights
What We Do
Ensono helps IT leaders be the catalyst for change by harnessing the power of hybrid IT to transform their businesses. Our broad services portfolio from mainframe to cloud, powered by an intelligent governance platform, is designed to help our clients operate for today and optimize for tomorrow. We are award-winning certified experts in AWS & Azure
Why Work With Us
Our culture is collaborative & results-driven. Curiosity, passion, honesty & reliability are values we live by. Career & professional development is encouraged through promotions, learning opportunities, Ensono University - eTalks, training academies, paid tuition and study leave, quarterly Innovator Awards. Thinking Thursdays (no meetings 8 to 12)
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