Senior Basis Consultant

About Us 

Turnkey Consulting is an independent risk and security consultancy that brings together people, protection, and performance to help organisations achieve Digital Enterprise Resilience. For more than 20 years, Turnkey has enabled the world’s leading companies to understand and optimise their risk and security landscape through assessment-based road mapping, organisational empowerment, and expert application of market-leading technologies. Turnkey is headquartered in London with offices across Asia, Australia, Europe, and North America. 

Position Details

• Job Title: Senior SAP BASIS Consultant


• Practice: RSC


• Experience Required: 8+ years


• Employment Type: Full‑time / Contractor (based on engagement needs)


• Location: Malaysia / India (with flexibility to support global clients)


• Time Zone: Willingness to work in UK time zone as required

 Key Responsibilities

• Perform administration, operation, and maintenance of SAP HANA systems, associated SAP components, and integrated third‑party tools


• Act as senior technical support for medium to complex system issues, including ownership of escalated incidents and participation in crisis or war‑room calls when required


• Ensure adherence to regulatory, compliance, and security requirements within SAP system design, configuration, and implementation


• Maintain deep technical knowledge of SAP system architecture, landscape design, and infrastructure components


• Evaluate, install, configure, and deploy SAP applications, system software, patches, upgrades, and enhancements across enterprise environments


• Support and lead S/4HANA, OS/DB, and HANA migration activities, including planning, execution, testing, and post‑migration stabilization


• Collaborate with analysts, solution architects, and system owners during testing, validation, and rollout of SAP solutions


• Perform performance tuning, job optimization, and troubleshooting for high‑volume and complex processing scenarios


• Mentor, guide, and support junior BASIS consultants and represent the BASIS team in technical and project governance meetings

Required Skills & Experience

• 8+ years of hands‑on SAP BASIS experience across complex SAP landscapes


• Minimum 2+ years of SAP OS/DB migration experience


• Minimum 2+ years of SAP HANA migration experience


• Successful completion of at least two full S/4HANA migration lifecycles


• Strong experience with:




• SAP HANA administration and performance tuning


• SAP LT Replication Server (SLT)


• Database performance tuning and SQL query analysis


• SAP system sizing (HANA / application sizing)


• SAP on VMware environments




• Hands‑on experience with multiple data integration tools, including ETL and data replication technologies


• Familiarity with SAP security patches, upgrades, and system refresh activities


• Strong client‑facing communication skills with the ability to engage senior stakeholders


• Strong organizational, delegation, and task prioritization skills


• Demonstrated leadership capability, including mentoring and supervising technical resources