Enterprise Architect

Job Description Job Title: Enterprise Architect – ERP, Migration & AMS (Build + Run Ownership) Job Location: Chennai, India Join Us! We combine AtkinsRéalis project management expertise and Hitachi Energy's deep technological knowledge to create a company dedicated to substations – we are Linxon! The Enterprise Architect owns end-to-end enterprise architecture, ERP transformation, application migration, and Application Management Services (AMS) across the organization's engineering, enterprise, ERP, SaaS, AI, and cloud ecosystem. The role ensures platforms are designed, migrated, implemented, and operated to be secure, scalable, compliant, stable, and cost-effective, while supporting application separation, ERP transformation, and long-term operational excellence. Scope spans the full lifecycle: Business → Application → Integration → Data → Security → AI → ERP → AMS (Run) What will you do? -Enterprise & Solution Architecture Own architecture across ERP (SAP S/4HANA, Ariba, SuccessFactors), enterprise platforms (Microsoft 365, Power Platform), engineering and project applications, SaaS ecosystem, and AI-enabled solutions Define target architecture, transition states, and transformation roadmaps Ensure architectural alignment across business functions, regions, and platforms Act as the enterprise-wide design authority -ERP Transformation & Ownership (Build + Run) Lead architecture for Oracle → SAP S/4HANA transformation Define ERP migration, coexistence, and cutover strategies Ensure ERP is designed for operability, scalability, and long-term AMS support Own ERP lifecycle: Design → Build → Migrate → Hypercare → AMS Run → Continuous Improvement Act as ERP platform owner, ensuring stability and business continuity -Application Migration, Separation & Rationalisation Architect application separation into new independent enterprise environments Govern migrations using structured lifecycle: Drive: SaaS adoption strategy Hybrid vs cloud decisions Tool consolidation and rationalisation Ensure every application has: Business owner Technical owner AMS support model -Application Management Services (AMS) – Full Ownership Define and govern: L1 / L2 / L3 support structure 24x7 global support model SLA and KPI frameworks Ensure: Smooth transition from project → AMS Hypercare stabilization and knowledge transfer Availability, performance, and reliability of all systems Drive: Incident, problem, and change management Root cause analysis and incident reduction Continuous service improvement and automation -Integration, Data & Platform Architecture Define integration patterns (API, event-driven, batch, middleware) Ensure seamless integration across ERP, enterprise platforms, and applications Establish: Data ownership and governance Data migration and transformation accuracy Ensure systems are monitorable, traceable, and analytics-ready -Cloud, Infrastructure & SaaS Architecture Architect Azure-based enterprise platform and SaaS ecosystem Ensure infrastructure supports: ERP workloads AMS monitoring and observability High availability and disaster recovery Define scalable and cost-optimized platform strategies -AI & Intelligent Systems Leadership Lead architecture and adoption of AI/ML and intelligent systems Ensure AI solutions are: Production-ready Governed under AMS Aligned with responsible AI principles Provide oversight on AI compliance, monitoring, and lifecycle management -Security, IAM & Governance Embed security, IAM, and compliance into all architectures Ensure secure access and identity lifecycle management Act as governance authority across applications, ERP, and AMS Define standards, patterns, and guardrails for enterprise systems -Vendor Management & SAM Lead vendor strategy, governance, and software asset management (SAM) Collaborate with procurement on licensing and contract optimization Manage: System integrators SaaS vendors AMS service providers Delivery, Run & Operations Alignment Ensure architectural designs are aligned with real-world operations (AMS) Work with: Engineering teams DevOps Support team Drive: Stability and operability by design Reduction of L2/L3 escalations Cost-effective and supportable solutions Team & Capability Leadership Lead and mentor: AMS teams ERP teams AI/ML teams Security & IAM teams Build internal capability and reduce dependency on vendors Reinforce Build – Run – Own model across organization Support hiring, training, and capability development Experience, Education and other Required: 15+ years in Enterprise / Solution Architecture roles Strong experience in: ERP transformation (Oracle → SAP S/4HANA) Application migration & separation (large-scale environments) Application Management Services (AMS) at scale Proven ability to manage both transformation and operations (Build + Run) Experience in: SAP ecosystem and enterprise SaaS platforms Cloud (Azure preferred) and hybrid architectures Multi-vendor environments and governance Strong stakeholder management and leadership capability Successful ERP transformation with minimal disruption Seamless application migration and separation High system availability and stability (ERP + applications) What we offer: In return, we offer a wide range of rewards and benefits, 20 days Privilege Leave, 13 days Emergency leave and 14 Public holidays per year Global Career Progression Opportunities Medical Insurance, Life Insurance #LI-LIN ED&I: When it comes to diversity and inclusion, we see things differently at Linxon - we encourage applications from people of all races, ages, genders, religions, sexual orientations and more - so whoever you are, we hope you'll see things our way, too. About Linxon Building the infrastructure to power the world with carbon-free energy. We combine AtkinsRéalis project management expertise and Hitachi Energy's leading technological knowledge to create a company dedicated to substations – we are Linxon. Linxon's vision is to deliver the best market offering for turnkey substation projects through world-class power technologies and delivering the highest level of competence in managing infrastructure projects. As a leading engineering company, we help our customers with turnkey substation solutions in the field of power transmission, renewable energy, and transportation. In this role, you will have the opportunity to be part of a new company as it evolves and help shape it for the future. If you like new challenges, have an entrepreneurial spirit, and are interested in working with other motivated professionals with expertise in the Substations EPC business, then this is the new opportunity for you. To know more about Linxon : www.linxon.com or watch our video: Building the infrastructure to power the world - we are Linxon! - YouTube Worker Type Employee Job Type Regular At Linxon, we seek to hire individuals with diverse characteristics, backgrounds and perspectives. We strongly believe that world-class talent makes no distinctions based on gender, ethnic or national origin, sexual identity and orientation, age, religion or disability, but enriches itself through these differences. Linxon is a joint venture company set up by AtkinsRéalis and Hitachi Energy to deliver turnkey electrical AC substation projects. At Linxon, we are the experts for substations related to renewable and conventional power generation, power transmission and transportation solutions. Our responsibility includes project design, engineering, procurement, construction, management and finally commissioning. Our team combines project management expertise and industry leading technology to create a true partner for reliable, sustainable energy solutions.