Senior Technical Architect – SAP & Enterprise (non-SAP) Applications

HCLTech; Coventry; On-site; GBP 120,000 - 160,000; Full time

Job summary

Cadent seeks a Senior Technical Architect with 25+ years of SAP expertise to lead architecture, design, transformation, and delivery of complex SAP and non-SAP solutions. Role spans SAP, cloud, middleware, and integration across oil & gas BCM landscapes.

The candidate will define strategic technology roadmaps, govern standards, and manage large upgrade programs while providing SME guidance across SAP and non-SAP domains.

Qualifications

• 25+ years of SAP technical and functional SME experience.
• Experience in oil and gas industries and mission-critical environments.
• Proven track record delivering large transformation, upgrade and migration programs.

Responsibilities

• Define enterprise architecture standards, roadmaps and governance.
• Design end-to-end IT solutions integrating SAP and non-SAP systems.
• Lead architecture reviews and provide technical assurance for critical systems.
• Drive cloud adoption and platform modernization strategies.

Skills

SAP architecture

Enterprise architecture

AWS

Integration

S/4HANA

HANA DBA

SAP CPI

SAP PI/PO

Tools

SAP PI/PO

Workato

API Management

SAP CPI

SAP BTP

Job description

An experienced seasoned Senior Technical Architect with over 25+ years of SAP technical and functional expertise, to lead the architecture, design, transformation, modernization, and delivery of complex SAP and non-SAP enterprise solutions. This is a specialized role requiring deep SAP, non-SAP and integration expertise and significant oil and gas industry experience.

The role is responsible for defining strategic technology roadmaps, architecting business-critical solutions, managing large-scale upgrade and migration programs, leading technology transformation initiatives, and providing subject matter expertise across SAP, SAP Clean-core methodology, Technology transformation, AWS implementation , AWS designing and implementation, middleware, cloud, integration, non-SAP and enterprise application landscapes including oil and gas BCM applications and BCM process. Serve as the technical authority across multiple workstreams, ensuring scalable, secure, resilient, and future-ready solutions supporting critical business operations.

Key Responsibilities

• Define and govern enterprise-wide architecture standards, principles, and technology roadmaps.
• Design complex end-to-end IT solutions integrating SAP, non-SAP, cloud, middleware, and third-party platforms.
• Lead architecture reviews and provide technical assurance for mission-critical business systems.
• Develop future-state architectures aligned to business transformation objectives.
• Act as the primary technical authority for enterprise application and integration landscapes.
• Provide technical leadership across SAP platforms including:
  • SAP HANA DBA, NetWeaver 7.5 Java, SAP PI/PO,SAP CPI, SAP BTP, SAP , Solution Manager, SAP ECC, SAP S/4HANA administrator, SAP Clean-core
  • Oil and gas BCM applications and BCM process.
  • AWS designing and implementation, AWS cost optimization
  • Sybase ASE, Oracle and HANA DBA expertise
• Define architecture strategies for SAP upgrades, migrations, cloud adoption, and platform modernization.
• Lead SAP technical design activities across development, test, staging, and production environments.
• Establish integration standards, governance frameworks, and security controls.

SAP Functional & Business Process Expertise

Provide technical and solution guidance across key SAP business domains, including:

• Plant Maintenance (PM), Finance & Controlling (FICO), Human Capital Management (HCM), SuccessFactors (SF), Order-to-Cash (OTC), Enterprise Asset Management, Customer and Partner Connections, Extended Warehouse Management (EWM), Ariba Procurement, Procurement & Supply Chain Processes

Provide architecture leadership and technical oversight for:

• OpenText, SCADA Systems, DNCC BA, FRAS, Forecaster, GlobalScape, Remote Link, Technolog (DPRS), Field Service Management (FSM), MRPS
• Other operational technology and enterprise applications
• Sybase ASE, Oracle and HANA DBA

Integration, Cloud & Middleware Leadership

• Design and govern integration architectures across SAP and non-SAP applications.
• Lead middleware and API-driven integration strategies using:
  • SAP PI/PO, SAP CPI, Workato, REST APIs, SOAP Services
• Architect hybrid cloud solutions utilizing SAP BTP and enterprise cloud technologies.
• AWS designing and implementation, AWS cost optimization
• Ensure integration solutions meet availability, performance, scalability, and security requirements.
• Lead large-scale enterprise transformation initiatives involving:
  • SAP upgrades, SAP migrations, Datacentre transformations, Cloud migrations, SAP BTP adoption, OneApps / Mobile technology transformation, Platform modernization programs
  • Legacy application transformations
  • Oil and gas BCM applications and BCM process.
• Define transformation roadmaps and migration strategies that minimize business disruption.
• Evaluate emerging technologies and recommend innovative solutions to support business objectives.
• Manage large, complex SAP and non-SAP technical projects from concept through delivery.
• Lead cross-functional teams comprising architects, project managers, consultants, developers, and infrastructure specialists.
• Provide executive-level reporting on risks, dependencies, architecture decisions, and delivery status.
• Ensure successful delivery of multi-million-pound technology initiatives within agreed scope, budget, and timelines.

Subject Matter Expertise

• Act as the primary SME across SAP and non-SAP application landscapes.
• Provide expert guidance on system performance, architecture optimization, security, integration, and operational resilience.
• Support incident resolution and complex problem management activities.
• Mentor architects, technical leads, and project teams.

Stakeholder & Governance Management

• Engage with executive leadership, business stakeholders, vendors, and technology partners.
• Translate business requirements into scalable technical solutions.
• Present architecture strategies, design decisions, and investment recommendations to senior leadership and governance boards.

Mandatory Skills & Experience

Experience

• 25+ years of seasoned SAP technical and functional SME with consulting SME level experience.
• Extensive Experience working within highly regulated Oil and Gas industries and business-critical environments.
• Extensive experience designing and delivering enterprise-scale SAP and non-SAP solutions.
• Proven track record managing large transformation, upgrade, and migration programs.

Technical Expertise

SAP Technologies

• SAP HANA, SAP NetWeaver 7.5 Java, SAP ECC, SAP S/4HANA, SAP PI/PO, SAP CPI, SAP BTP, SAP Solution Manager, SAP Clean-core methodology
• Oil and gas BCM applications and BCM process.

SAP Functional Domains

• PM, FICO, HCM, SuccessFactors with integration of SF based Payroll and S4HANA, OTC, EWM, Ariba Procurement

Non-SAP Technologies

Integration Platforms

• SAP PO, SAP CPI, Workato, API Management, Enterprise Middleware
• Hybrid Cloud Integration

• Strategic Thinking
• Enterprise Architecture Governance, Technology Transformation Leadership
• Team Leadership and Mentoring

Key Accountabilities

• Own enterprise architecture decisions across SAP and non-SAP domains.
• Deliver architecture solutions enabling business growth, operational resilience, and digital transformation.
• Lead upgrades, migrations, BTP adoption, cloud modernization, and OneApps transformation programs.
• Serve as the recognized SME for SAP and enterprise application workstreams.
• Design and govern complex IT solutions supporting critical operational and business services across Cadent's technology landscape.