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SAP Principal Enterprise Architect, S/HANA & Digital Platforms
Job in
San Diego, San Diego County, California, 92189, USA
Listed on 2026-05-31
Listing for:
Illumina
Full Time
position Listed on 2026-05-31
Job specializations:
-
IT/Tech
IT Consultant, Cloud Computing: Infrastructure & Operations, IT Project Manager, Data Engineering
Job Description & How to Apply Below
Location
San Diego HQ – Hybrid. Must currently reside in the San Diego metropolitan area or commute independently. Role requires onsite presence for all workshops.
Position SummaryThe SAP S/4
HANA & Digital Platforms Enterprise Architect provides strategic and hands‑on architectural leadership for enterprise‑wide digital transformation initiatives, with SAP S/4
HANA as the digital core, integrated with best‑of‑breed platforms such as Salesforce, MES, LIMS, Vertex, SAP VIM, and other ERP and non‑ERP systems. This role defines future‑state enterprise architecture, governs solution design, and ensures alignment between business strategy, process design, data, integration, security, and technology platforms. Success requires technical architecture expertise, stakeholder partnership, and influence‑based leadership across business and IT.
- Own and evolve enterprise architecture vision, principles, standards, and roadmaps across business, application, data, and technology domains.
- Develop future‑state architecture and transition roadmaps aligned with business growth objectives.
- Serve as a trusted advisor to business and IT leadership on architectural trade‑offs, sequencing, and investment decisions.
- Lead and participate in architecture governance forums (Design Authority, Architecture Review Boards).
HANA as the Digital Core
- Define and govern SAP S/4
HANA target‑state architecture as the enterprise ERP backbone. - Enforce clean‑core principles, extensibility strategies (in‑app vs side‑by‑side), and SAP best practices.
- Provide architectural guidance across SAP domains including Finance, Sales, Supply Chain, Manufacturing, Quality, EAM, and EHS.
- Build and maintain the ERP strategy and roadmap, including ECC‑to‑S/4 or multi‑ERP coexistence scenarios.
- Architectural oversight and integration strategy for enterprise platforms such as Salesforce (CRM, Service, CPQ, Order‑to‑Cash integrations), Manufacturing Execution Systems (MES), Laboratory Information Management Systems (LIMS), Vertex, SAP VIM.
- Oversee legacy, regional, or niche ERPs during coexistence or transition.
- Ensure clear system‑of‑record ownership, scalable integration patterns, data consistency, reconciliation, and error handling.
- Define enterprise integration strategy (API‑led, event‑driven, middleware‑based).
- Govern integration platforms such as SAP BTP, CPI, Mule Soft or equivalent.
- Head ERP‑related integration rationalization and optimization.
- Define master data ownership, governance models, and reporting strategies (real‑time vs operational).
- Align with analytics, AI/ML, and data platform needs.
- Partner with PMO, delivery leads, and system integrators across Design, Build, Test, and Deploy.
- Review and approve solution artifacts (HLDs, FSDs, TSDs, integration and security designs).
- Establish and promote business capability models linking strategy, processes, systems, and data.
- Identify architectural risks early and recommend mitigation strategies.
- Ensure adherence to quality standards across solution design and delivery.
- Ensure solutions meet security, SOX, GxP, data privacy, and regulatory requirements.
- Define and govern non‑functional requirements: performance, scalability, availability, disaster recovery.
- Guide system retirement, data retention, and audit readiness strategies.
- Build strong, trust‑based relationships with business, functional, infrastructure, procurement, and IT teams.
- Provide architectural direction to system integrators and SaaS vendors.
- Evaluate and challenge vendor proposals and RFP responses to align with enterprise standards.
- Research and assess emerging technologies for fit within the enterprise application portfolio.
- 18+ years of experience in enterprise IT architecture and solution delivery.
- Bachelor’s degree or equivalent experience.
- Proven experience leading large‑scale digital and ERP transformation programs.
- Deep hands‑on and…
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