Senior Technical Architect
India
Job Description
Senior Technical Architect
Bengaluru, Karnataka

Job Summary

Role Purpose 

Provide end-to-end technical leadership for enterprise solutions on the Siebel platform: translating business and non-functional requirements into scalable, secure and resilient architectures, and guiding engineering teams through implementation, modernization and operational readiness. 

Key Responsibilities

Key Responsibilities 

Architecture & Design 

•  Own high-level and detailed architecture for complex Siebel applications, APIs, integrations and modernization initiatives. 

•  Convert functional and non-functional requirements into blueprints, component designs, interface contracts and implementation guidance. 

•  Select appropriate architecture patterns and assess trade-offs across scalability, performance, security, cost and maintainability. 

•  Ensure alignment with enterprise standards, approved platforms, reusable patterns and target-state roadmaps. 

Technical Leadership & Governance 

•  Give hands-on architectural direction to development, QA, DevOps, security and support teams. 

•  Set coding, API, integration, logging, configuration, testing and deployment standards. 

•  Run architecture reviews, design walkthroughs, technical risk assessments and PoC evaluations. 

Security, Reliability & Performance 

•  Embed secure-by-design across identity, authorization, secrets, data protection and interface security. 

•  Define resiliency patterns — retry, timeout, failover, HA and DR — plus performance and capacity targets. 

•  Ensure observability through structured logging, metrics, tracing, dashboards and alerting. 

Stakeholder Engagement 

•  Facilitate technical discovery with business, product, security, infrastructure and vendor stakeholders. 

•  Communicate complex decisions clearly to engineering and leadership audiences. 

•  Maintain architecture artifacts, decision records, risk logs and technical roadmaps. 

Skill Requirements

Technology Focus — Siebel CRM 

•  Design, configure and extend Siebel CRM components in line with product standards and upgrade safety. 

•  Deliver integrations using EAI/EIM, web services and supported interface patterns. 

•  Tune performance, resolve production defects and maintain technical documentation. 

 

Required Technical Competencies 

Core Skills 

Siebel CRM configuration, Tools, business objects/components, workflows, scripting and EAI/EIM. 

Design & Architecture 

Siebel solution architecture, application/object design, integration patterns and upgrade-safe customization. 

Data & Integration 

Siebel data model, EIM data loads, migrations, interface specifications and reporting. 

Platform & DevOps 

Siebel environments, repository and release management, patching, sizing and deployment processes. 

Quality & Operations 

Functional and regression testing, performance tuning, defect management and production support. 

Other Requirements

Technology Focus — Siebel CRM 

•  Design, configure and extend Siebel CRM components in line with product standards and upgrade safety. 

•  Deliver integrations using EAI/EIM, web services and supported interface patterns. 

•  Tune performance, resolve production defects and maintain technical documentation. 

 

Required Technical Competencies 

Core Skills 

Siebel CRM configuration, Tools, business objects/components, workflows, scripting and EAI/EIM. 

Design & Architecture 

Siebel solution architecture, application/object design, integration patterns and upgrade-safe customization. 

Data & Integration 

Siebel data model, EIM data loads, migrations, interface specifications and reporting. 

Platform & DevOps 

Siebel environments, repository and release management, patching, sizing and deployment processes. 

Quality & Operations 

Functional and regression testing, performance tuning, defect management and production support. 

Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 223,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending June 2026 totaled $14.8 billion.