Lead IBM i (AS/400) Infrastructure Design Engineer
About the Role
We are seeking an experienced IBM i Infrastructure Design Engineer to join our Infrastructure Engineering team. This role is responsible for the architecture, engineering, governance and highest-level technical support (L3/L3.5) of the organisation's IBM i (AS/400) platforms and associated IBM storage infrastructure.
The successful candidate will be a senior technical authority for IBM Power Systems, IBM i operating environments, high availability, backup, disaster recovery and storage platforms. The role combines deep IBM i expertise with broad infrastructure engineering knowledge and a strong focus on service reliability, automation, security and operational excellence.
The engineer will provide design leadership for the IBM i estate whilst acting as the senior escalation point for complex platform, operating system, storage and performance-related issuesKey Responsibilities
- Design, implement and maintain enterprise IBM Power and IBM i infrastructure services.
- Own the architecture, standards and governance of the IBM i platform.
- Act as the L3/L3.5 escalation point for complex IBM i, Power Systems and storage-related incidents.
- Design and support high availability, replication, backup and disaster recovery solutions.
- Manage operating system upgrades, platform lifecycle management and infrastructure modernisation initiatives.
- Provide technical leadership for performance tuning, capacity planning and resilience improvements.
- Support and govern IBM storage systems used by the IBM i estate.
- Develop and maintain platform documentation, standards and operational processes.
- Collaborate with infrastructure, security, network, application and database teams to deliver stable and secure services.
- Develop and implement automation to simplify administration and operational activities.
- Support audit, compliance and security initiatives across the IBM i environment.
- Contribute to infrastructure transformation, datacentre and cloud integration programmes.
Essential skillsets & experience:
- Extensive experience administering and engineering IBM i (AS/400) environments.
- Strong knowledge of IBM Power Systems architecture and administration.
- Experience managing IBM i operating system upgrades, maintenance and lifecycle activities.
- Strong understanding of:
- LPAR design and management
- Virtual I/O Server (VIOS)
- HMC administration
- Performance management and tuning
- Job scheduling and workload management
- Backup and recovery services
- High availability and disaster recovery architectures
- Experience supporting business-critical IBM i applications and services.
- Strong troubleshooting and root-cause analysis skills across operating system, infrastructure and application layers.
- Experience supporting large-scale, highly available production environments.
- Experience supporting IBM storage platforms used by IBM Power environments.
- Understanding of:
- IBM FlashSystem
- IBM Storwize
- SAN infrastructure
- Fibre Channel technologies
- Multipathing
- Storage provisioning and performance optimisation
- Replication and disaster recovery technologies
- Ability to provide design guidance, operational support and troubleshooting for IBM storage infrastructure supporting IBM i workloads.
- Work with specialist storage engineering teams and vendors to optimise platform performance and resilience.
IBM Storage Requirements
Desirable Experience
- PowerHA.
- MIMIX or equivalent IBM i replication technologies.
- BRMS.
- IBM AIX administration.
- IBM Spectrum Protect.
- SAN switch technologies.
- Automation using Ansible, Python or PowerShell.
- Monitoring solutions such as IBM Navigator, Grafana, SolarWinds or equivalent.
- Public cloud integration and hybrid infrastructure architectures.
- Experience applying AI-assisted operational tooling for monitoring, troubleshooting and knowledge management.
Key Attributes
- Deep technical expertise in IBM i and Power Systems technologies.
- Strong design and architecture capability.
- Excellent troubleshooting and diagnostic skills.
- Security and resilience focused.
- Strong documentation and governance discipline.
- Automation-first mindset.
- Ability to lead technical standards and engineering best practices.
- Strong communication and stakeholder engagement skills.
Success Measures
- Availability and resilience of IBM i services.
- Stability and performance of IBM Power infrastructure.
- Effective operation of backup, disaster recovery and high availability solutions.
- Security and compliance of IBM i platforms.
- Reduction in operational effort through automation and process improvement.
- Successful delivery of platform upgrades and infrastructure transformation initiatives.
- Quality of technical standards, documentation and operational governance.
This role provides an opportunity to own and modernise a critical IBM i platform estate, ensuring the continued delivery of secure, resilient and high-performing services while helping shape the future direction of IBM Power and storage infrastructure.
Skills
As published by lever · 14 questions · 11 written answers
Basics
Resume/CV, Full name, Pronouns, Email, Phone, Current location, Current company, LinkedIn URL, Twitter URL, GitHub URL, Portfolio URL, Other website, What is your age range?, I identify my ethnicity asSelect all that apply, What gender do you identify as?, Do you consider yourself to have a disability or be differently abled?, Were you previously employed by Armed Forces?
Short answers (1)
- Please confirm type of right to work document
Pick from a list (2)
- Are you currently authorised to work in the country of the job without any restrictions? optional
- Will you now or in future require visa sponsorship to work in country of the job optional
Written answers (11)
- What is your experience with AI Tools like Claude? optional
- Walk me through your most recent IBM i OS upgrade (for example, 7.4 to 7.5). How did you plan it, what was your rollback strategy, and what issues came up during or after the upgrade? How did you minimise downtime for business-critical applications?
- Describe how you have designed an LPAR environment on IBM Power Systems. How did you decide on resource allocation, VIOS redundancy (dual VIOS, NPIV or vSCSI), and HMC management? What trade-offs did you consider, and how did you handle capacity growth?
- Which HA/DR solutions have you designed or supported for IBM i (PowerHA, MIMIX, or similar)? Explain the architecture, the RPO/RTO targets you worked to, and how you tested failover. Describe one real failover or DR test and what you learned from it.
- What is your hands-on experience with IBM FlashSystem or Storwize supporting IBM i workloads? Explain how you handled SAN zoning, multipathing, storage provisioning and replication. Have you resolved a storage-related performance issue affecting IBM i? What was the root cause and fix?
- Describe a complex production incident on IBM i that was escalated to you as L3. How did you diagnose it across the OS, storage and application layers? Which tools did you use (for example Collection Services, Navigator, PDI), and what long-term fix did you put in place?
- What backup and recovery tools have you managed on IBM i (BRMS, Spectrum Protect)? Also, give one example of how you automated an administrative or operational task using Ansible, Python, PowerShell or CL scripting, and the measurable benefit it delivered.
- Current salary
- Expected salary
- Notice period:
- This role is based in Hyderabad and would require you to work Hybrid, is that okay with you ?