Senior AS400 Administrator
- Location
- Hyderabad, India
- Work mode
- On-site
- Employment type
- Full-time
About the job
ABOUT US
Ensono is a hybrid IT services provider that sees a world in transformation. We understand the world of business has become more complex, layered, and interdependent because we’re enabling the IT infrastructure for that transformation. Our clients are some of the most innovative and forward-thinking companies in the world and we help keep their businesses thriving. With nearly 50 years of experience, we optimize and modernize IT infrastructure by amplifying the power of mainframes and mid-range servers with the agility of cloud. Check us out at www.ensono.com.
Job role
Are you an analytic thinker? Do you enjoy designing building and running the infrastructure services? Do you want to play a key role in transforming our firm into an agile organization?
At UBS, we re-imagine the way we work, the way we connect with each other – our colleagues, clients and partners – and the way we deliver value. Being agile will make us more responsive, more adaptable, and ultimately more innovative.
We’re looking for a Midrange AS400 Engineer to:
- Install, configure, patch, and upgrade IBM i (AS400) operating systems and related software.
- Monitor and manage system performance, capacity, and availability.
- Perform backups, disaster recovery testing, and system restores.
- Support for incidents and service requests related to AS400 environments.
- Collaborate with development teams to support application deployment and troubleshoot issues.
- Maintain job schedules, printers, subsystems, and user profiles.
- Analyze system logs and performance metrics to proactively identify bottlenecks.
- Fine-tune system resources and recommend hardware or software upgrades.
- Implement and maintain security policies, user access controls, and auditing mechanisms.
- Ensure system compliance with corporate and regulatory standards
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Your team
In our agile operating model, crews are aligned to larger products and services fulfilling client needs and encompass multiple autonomous pods. You’ll be working in the Mainframe as a Service team in Hyderabad and you will interact with the Engineering, Application Testing, Operations and Developer teams. The team will ensure a good performance, availability of the systems and support Application releases in the Test Environments (through SDLC Process).
Job Responsiblity
You have:
- Bachelor’s degree in Computer Science, Information Technology, or related field
- 5+ years of hands-on experience managing AS400/iSeries systems.
- Experience with IBM i OS versions, DB2/400, CL programming, and RPG applications is a plus.
- Familiarity with BRMS, Robot, Turnover, or other AS400 tools.
- Proficient in IBM i commands and system utilities.
- Strong understanding of job scheduling, system backups/restores, journaling, and mirroring.
- Knowledge of networking concepts as they relate to IBM i connectivity.
- Excellent analytical, troubleshooting, and problem-solving skills.
- Strong verbal and written communication.
- Ability to work independently as well as in a team-oriented environment.
You are:
- An excellent communicator, with strong interpersonal skills
- Motivated, self-directed and driven
- Fluent in English and eager to work in a Global Team
Shift Timing- 1:30 PM to 10:30 PM
We are an equal opportunity employer. All qualified applicants will be considered for employment without regard to caste, colour, creed, religion, gender, gender identity, sexual orientation, age, disability, HIV status, or any other status protected by law. Candidates with disabilities who require accommodations during the recruitment process are encouraged to contact our Talent Acquisition team to plac
From Ensono's careers page (Greenhouse), checked 4 Nov 2026.
How to apply
- Select Apply on ensono.com. It opens Ensono's own application form in a new tab, run on Greenhouse.
- Fill in the form and upload your résumé there. Jobiwork never sees your application.
- Ensono will reply to you directly. No real employer asks you for money to apply.
Posted 4 Nov 2026 · checked 4 Nov 2026 · Report this job