Position:
SAP S/4HANA Technical Architect
Experience:
12+ Years
Job Summary
We are seeking an experienced
SAP S/4HANA Technical Architect
to own the technical architecture and provide end-to-end technical design assurance for a large-scale SAP transformation programme in a
public-sector / defence environment
.
Key Responsibilities
Own the end-to-end
S/4HANA technical architecture
, including system landscape, HANA database, sizing, High Availability (HA) and Disaster Recovery (DR).
Design deployment topology for
on-premise, air-gapped or sovereign-cloud environments
, including network segmentation and classified-data handling.
Define integration architecture using
SAP Integration Suite, PI/PO, APIs, OData, IDoc and BAPI
.
Define security architecture covering
encryption, key management, IAM/SSO, access controls and system hardening
.
Govern SAP transport strategy, DevOps/CI-CD processes and system refresh/copy strategy with Basis teams.
Own
non-functional requirements (NFRs)
covering performance, scalability and availability.
Lead performance, volume and load-test strategy in coordination with Testing teams.
Define the technical architecture for
data migration
and develop the technical cutover runbook.
Provide technical design assurance and sign-off against agreed project and contractual acceptance criteria.
Work closely with Functional Architects, Basis, Security, Data Migration, Integration and Testing teams.
Required Experience
Minimum
12+ years of SAP technical experience
.
At least
5+ years as an SAP Technical / Solution Architect
.
Minimum
2 full-lifecycle SAP S/4HANA implementations
where the candidate owned: SAP landscape architecture, Integration architecture, Security architecture.
Strong experience with
S/4HANA on HANA
, landscape design, sizing, HA/DR and infrastructure architecture.
Strong integration experience with
SAP Integration Suite / PI-PO, APIs and legacy systems
.
Experience with security architecture, IAM/SSO, encryption, network segmentation and system hardening.
Strong understanding of
performance engineering, capacity planning and NFR management
.
Experience with
data migration architecture and cutover planning
.
Public-sector / defence experience is highly preferred, particularly
restricted, classified or air-gapped environments
.
Education & Certifications
Mandatory
Degree in
Engineering, Computer Science or related discipline
.
SAP certification in a relevant technical area such as
S/4HANA System Administration, HANA or Integration
.
SAP Activate awareness.
Preferred
TOGAF
or equivalent enterprise architecture certification.
SAP BTP / Integration Suite
certification.
Security certifications such as
CISSP, CCSP or ISO 27001 Lead Auditor
.
Relevant cloud/infrastructure certifications.
Existing or previous
Singapore security clearance
.
V-Elegant
is a professional services and workforce solutions company providing specialised manpower, engineering, project management, consultancy, and operational support services to both government agencies and private-sector organisations in Singapore.
We support our clients by providing qualified and experienced professionals who can be deployed based on specific project, technical, operational, and contractual requirements. Our solutions are designed to complement clients' existing teams, strengthen project delivery capabilities, and provide flexible professional resources for both short-term and long-term engagements.
Our key service capabilities include:
Professional Manpower Outsourcing
– Deployment of qualified professionals, technical personnel, executives, coordinators, and project-based resources.
Project Management Support
– Project managers, project engineers, coordinators, planners, document controllers, and other project support personnel.
Engineering & Technical Support
– Engineering professionals, BIM/Revit personnel, drafters, technical executives, technicians, and other specialised resources.
Consultancy & Professional Services
– Professional expertise and advisory support tailored to individual project and organisational requirements.
Site Supervision & Project Oversight
– Deployment of experienced personnel to support site supervision, coordination, inspections, quality monitoring, progress tracking, and project compliance.
BIM, Drafting & Design Support
– BIM modelling, Revit, AutoCAD, technical drafting, design coordination, clash coordination, and preparation of project drawings and documentation.
Workplace Safety & Compliance Support
– Provision of competent personnel to assist clients with workplace safety, compliance, inspection, risk management, and project requirements.
Administrative & Operational Support
– Project administration, documentation, reporting, scheduling, coordination, data management, and other supporting functions.
V-Elegant is committed to providing reliable, responsive, and scalable professional support solutions that enable our clients to access the right expertise and manpower according to their project requirements.
Through a flexible deployment approach, we aim to support projects across various industries and sectors, from individual specialist placements to dedicated project teams, helping our clients achieve their operational and project objectives efficiently.