{"id":1267293,"url":"https://alion.io/job/v-elegant-technical-architect-sap","title":"Technical Architect - SAP","company":{"id":3806794,"name":"V-Elegant","domain":"velegant.com.sg","url":"https://alion.io/company/v-elegant","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Enterprise Apps","role_family":"Enterprise Apps","seniority":"staff","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Singapore"],"countries":["SG"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":8000,"max":9600,"currency":"SGD","period":"month","gross":true,"usd_annual":90204},"salary_estimate":null,"experience_years_min":12,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CI/CD","optional":false},{"name":"IAM","optional":false},{"name":"ISO 27001","optional":false},{"name":"SAP BTP","optional":false},{"name":"ABAP","optional":true}],"status":"live","first_seen_at":"2026-09-09T00:00:00Z","employer_posted_date":null,"last_verified_at":"2026-09-09T00:00:00Z","board_verified":false,"closed_at":null,"days_open":20,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":20},"description":"Position: SAP S/4HANA Technical Architect\nExperience: 12+ Years\n\nJob Summary\nWe 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.\nKey Responsibilities\nOwn the end-to-end S/4HANA technical architecture, including system landscape, HANA database, sizing, High Availability (HA) and Disaster Recovery (DR).\nDesign deployment topology for on-premise, air-gapped or sovereign-cloud environments, including network segmentation and classified-data handling.\nDefine integration architecture using SAP Integration Suite, PI/PO, APIs, OData, IDoc and BAPI.\nDefine security architecture covering encryption, key management, IAM/SSO, access controls and system hardening.\nGovern SAP transport strategy, DevOps/CI-CD processes and system refresh/copy strategy with Basis teams.\nOwn non-functional requirements (NFRs) covering performance, scalability and availability.\nLead performance, volume and load-test strategy in coordination with Testing teams.\nDefine the technical architecture for data migration and develop the technical cutover runbook.\nProvide technical design assurance and sign-off against agreed project and contractual acceptance criteria.\nWork closely with Functional Architects, Basis, Security, Data Migration, Integration and Testing teams.\nRequired Experience\nMinimum 12+ years of SAP technical experience.\nAt least 5+ years as an SAP Technical / Solution Architect.\nMinimum 2 full-lifecycle SAP S/4HANA implementations where the candidate owned: SAP landscape architecture, Integration architecture, Security architecture.\nStrong experience with S/4HANA on HANA, landscape design, sizing, HA/DR and infrastructure architecture.\nStrong integration experience with SAP Integration Suite / PI-PO, APIs and legacy systems.\nExperience with security architecture, IAM/SSO, encryption, network segmentation and system hardening.\nStrong understanding of performance engineering, capacity planning and NFR management.\nExperience with data migration architecture and cutover planning.\nPublic-sector / defence experience is highly preferred, particularly restricted, classified or air-gapped environments.\nEducation & Certifications\nMandatoryDegree in Engineering, Computer Science or related discipline.\nSAP certification in a relevant technical area such as S/4HANA System Administration, HANA or Integration.\nSAP Activate awareness.\nPreferredTOGAF or equivalent enterprise architecture certification.\nSAP BTP / Integration Suite certification.\nSecurity certifications such as CISSP, CCSP or ISO 27001 Lead Auditor.\nRelevant cloud/infrastructure certifications.\nExisting or previous Singapore security clearance.\nSkills\nSAP Implementation, Gap Analysis, Defense, Job Descriptions, High Availability, OData, Public Sector, Integration Architecture, Network Analysis, Sizing, SAP, Sap Business Suite, Sap Migration, Technical Architecture, API, Architecture & Deployment, Training Delivery","description_format":"text","description_chars":3071,"description_truncated":false,"requirements":{"experience_years_min":12,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Logistics","Recruiting & Staffing"],"lifecycle":[{"event":"open","at":"2026-09-25T22:00:00Z"}],"liveness":{"score":56,"band":"ok","label":"Likely open","p_open":0.85,"p_active":0.728,"p_room":0.9,"age_days":19,"expected_fill_days":30,"reasons":["seen:19","velocity","win:mid"],"computed_at":"2026-09-28T05:45:00Z"},"pay":{"stated_usd_annual":90204,"is_top_pay":false},"html_url":"https://alion.io/job/v-elegant-technical-architect-sap","json_url":"https://alion.io/job/v-elegant-technical-architect-sap.json","meta":{"generated_at":"2026-09-29T05:26:20Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":4987,"day_limit":5000,"remaining_today":13,"minute_limit":60,"resets_at":"2026-09-30T00:00:00Z"}}}