SAP Systems Administrator (Enterprise Applications)

DSO National Laboratories; Singapore; On-site; SGD 70,000 - 100,000; Full time

Job summary

DSO National Laboratories in Singapore is seeking an SAP Systems Administrator to manage and support Enterprise Applications. This role requires over 5 years of SAP BASIS experience, including 2 years in S/4HANA environments. You will work on HANA database administration, lead installations, and ensure compliance with security standards. The position offers a dynamic environment with opportunities to develop your skills in cutting-edge technology.

Qualifications

• 5+ years hands-on SAP BASIS experience, 2+ years in S/4HANA.
• Strong knowledge of HANA database administration, backup, and recovery.
• Experience with SAP integration technologies such as IDOCs and RFCs.

Responsibilities

• Develop and maintain Enterprise Applications for internal functions.
• Provide technical expertise for users’ IT issues regarding applications.
• Lead installation and administration of SAP S/4HANA systems.

Skills

SAP BASIS experience

HANA database administration

Performance optimisation

Troubleshooting skills

Excellent communication skills

Education

Degree in Computer Science & Engineering

Tools

SAP S/4HANA

SAP ECC

SAP Solution Manager

Fiori

Job description

Job Description

DSO National Laboratories (DSO) is Singapore’s largest defence research and development (R&D) organisation, with the critical mission to develop technological solutions to sharpen the cutting edge of Singapore's national security. At DSO, you will develop more than just a career. This is where you will make a real impact and shape the future of defence across the spectrum of air, land, sea, space and cyberspace.

The Digital Division leads the digital transformation of DSO through master planning and policies, delivering digital capabilities through IT infrastructure, and providing one‑stop service to corporate and R&D divisions. The Digital Division will transform the way we work, our workplace, and the capabilities we deliver to the MINDEF/SAF and for the security of Singapore.

People are DSO’s greatest asset. You will get to realise your career aspirations and develop your own niche either as a deep technical expert or a leader in the team. With frequent career dialogues and a robust training and development framework, we will provide you with the necessary development tools to reach your potential. You will also be recognised and rewarded through competitive remuneration packages and scholarship opportunities.

Digital Division’s IT Group (ITG) supports the IT needs for DSO’s enterprise and R&D functions. ITG oversees the development and operations of core IT infrastructure, enterprise networks, and enterprise applications.

SAP Systems Administrator (Enterprise Applications)

In This Role, You Will

• Be part of the team that develops and maintains Enterprise Applications for DSO’s internal corporate and business functions
• Provide technical expertise to address users’ IT issues pertaining to the Enterprise Applications
• Responsible for managing and supporting functionalities based on industry standards, best practices, and service level agreements
• Review the current architectural landscape and implement automation to improve the management of systems
• Support onboarding of new applications into the Enterprise IT environment
• Ensure applications are deployed in compliance with organisational policies and guidelines
• Analyse and monitor system utilisation and problems to implement corrective and preventive measures
• Lead the installation, configuration, and administration of SAP S/4HANA systems, including HANA database management
• Manage system copies, client refreshes, and performance tuning to ensure optimal system health
• Oversee SAP transport management, kernel upgrades, and patch applications
• Implement and maintain high‑availability and disaster recovery solutions for SAP landscapes
• Collaborate with functional teams, developers, and infrastructure engineers to deliver seamless end‑to‑end solutions
• Support SAP migrations to newer platforms
• Ensure compliance with security standards, including user administration, role management, and audit readiness

Job Requirements

• Degree in Computer Science & Engineering
• Over 5 years of hands‑on SAP BASIS experience, with at least 2 years in S/4HANA environments; experience in SAP ECC is an added advantage
• Strong knowledge of HANA database administration, backup/recovery, and performance optimisation
• Experience with SAP Solution Manager, Fiori, and integration technologies (IDOCs, RFCs, BAPIs)
• Familiarity with cloud‑hosted SAP deployments and migration tools (SUM, DMO)
• Strong troubleshooting skills and the ability to work under pressure in critical situations
• Excellent communication skills and a collaborative mindset
• Professional certifications are an added advantage, e.g., HFI Certified Usability Analyst, CompTIA Data+, Certified Data Professional (CDP), Certified Ethical Hacker (CEH), Certified ScrumMaster, Microsoft Certified: Azure Fundamentals, SAP professional certificates