Technology Architect-Oracle Apps DBA-UK

We are looking for a Senior Oracle Applications DBA to provide Business-as-Usual operational support for a mission-critical Oracle E-Business Suite (EBS) HCM application for a UK public sector client. Accountable for availability, performance, security, patching, monitoring, incident/problem/change management, and payroll-critical run assurance across production and non-production environments., As a Senior Oracle EBS Applications DBA (HRMS-focused), you'll be the technical owner for day-to-day stability of EBS HCM applications, ensuring payroll and HR services run reliably to published operational windows. You will provide senior escalation for P1/P2 incidents, lead root cause analysis, and drive continuous service improvements. You will be part of the team responsible for keeping HR/Payroll stable and compliant through legislative change and peak payroll periods. You'll own platform operations end-to-end and partner with HR/Payroll stakeholders, infrastructure, security, and suppliers to deliver safe, auditable changes and maintain compliance with client governance structure.

Responsibilities:

• Lead and support Oracle EBS R12.x Applications DBA services for HRMS modules (Core HR/Payroll/Absence/Pension/SSHR/OTL/Interfaces as in scope) within UK public sector environments.
• Support payroll-critical events (cut-off, pay-day processing), including concurrent manager stability, throughput monitoring, and rapid remediation.
• Manage EBS services (OACORE, Forms, OAF, Workflow, Concurrent Managers) and maintain configuration integrity via AutoConfig.
• Administer WebLogic/OHS components, SSL/TLS certificates (as applicable), load handling, and service restarts under controlled procedures.
• Support and troubleshoot Workflow mailers/notifications, self-service performance, and concurrent request failures.
• Plan and deliver Oracle DB PSUs/CPUs and EBS patches; for 12.2, manage ADOP online patching cycles.
• Execute clones/refreshes for multiple environments from PROD with data protection and masking where required
• Perform DBA duties: RMAN backup/restore, capacity management, performance tuning, and proactive housekeeping.
• Troubleshoot locking, wait events, long running SQL, and batch contention during payroll peaks; coordinate with functional/technical teams for resolution
• Implement and validate maintenance plans: statistics, index strategy, archivelog management, space forecasting and remediation.
• Provide Oracle Database (12c/19c) administration in support of EBS HRMS: patching/upgrades, RMAN backup/recovery, AWR/ASH diagnostics, and RAC/Data Guard operations.
• Enforce least privilege access for DBA/Apps accounts; manage privileged credentials using approved controls.
• Ensure operational activities align with client's information governance and GDPR-aware handling of personal data
• Support HRMS integrations and data movement (SSO/identity, payroll/finance feeds, extracts/reports), including scheduling, connectivity and error handling controls.
• Maintain runbooks, back-out plans, evidence capture, and post-implementation reviews
• Maintain DR readiness: recovery procedures, DR environment currency, and scheduled DR test execution/support.

• Should have Minimum of 10-12+ years of experience in on-prem environments supporting HR/Payroll-critical operations ideally within the public sector.
• Candidate should have strong hands-on expertise in Oracle EBS R12.x architecture and administration (preferably 12.2) on IBM AIX and/or Linux in large multi-tier enterprise platform.
• Strong Oracle Database administration (RMAN, performance tuning, troubleshooting, capacity planning).
• Ability to lead P1 resolution calmly under payroll cut-off pressure and document clear RCA outcomes.
• Experience working in regulated environments with audit, access control, and change governance
• BAU support capability for SOA/BPEL and BI: service monitoring, log interpretation, and escalation
• Strong Linux/Unix administration skills and scripting (Shell/Perl/Python) to automate operational tasks and improve reliability.
• Exposure to hybrid integration patterns and transformation programs (Coexistence with cloud HCM, identity/SSO integrations, API gateway/REST/SOAP troubleshooting, and data readiness controls)
• ITIL service management discipline (incident/problem/change), with strong stakeholder communication.

Preferred

• EBS 12.2 ADOP online patching hands-on (including troubleshooting adop failures and patching best practices).
• RAC/ASM and Data Guard administration and DR rehearsal leadership.
• Experience with OEM plus enterprise monitoring/log analytics (e.g., Sciencelogic, Netcool).
• Scripting capability (Shell/PLSQL) for automation, compliance checks, and operational tooling.
• Exposure to infrastructure: Linux hardening, network basics, load balancers, certificate lifecycle.
• Familiarity with EBS (HCM)-typical integrations (file transfers, extracts, payroll costing feeds) and batch scheduling

Personal Besides the professional qualifications of the candidates, we place great importance in addition to various forms personality profile. These include:

• High analytical skills
• High customer orientation
• High quality awareness

Infosys is a global leader in next-generation digital services and consulting. We enable clients in more than 50 countries to navigate their digital transformation. With over four decades of experience in managing the systems and workings of global enterprises, we expertly steer our clients through their digital journey. We do it by enabling the enterprise with an AI-powered core that helps prioritize the execution of change. We also empower the business with agile digital at scale to deliver unprecedented levels of performance and customer delight. Our always-on learning agenda drives their continuous improvement through building and transferring digital skills, expertise, and ideas from our innovation ecosystem. "All aspects of employment at Infosys are based on merit, competence and performance. We are committed to embracing diversity and creating an inclusive environment for all employees. Infosys is proud to be an equal opportunity employer."