Cloud Architect

Job Description

About OnebyZero

OnebyZero is a next-generation Data and AI consulting company, headquartered in Singapore and driving impact across APAC. As an AWS-exclusive partner, we help enterprises modernize data, transform with AI, and apply Generative AI in ways that deliver real business results.

Our vision is simple while at the same time ambitious : to make AI adoption both impactful and human-centered. We collaborate with leading enterprises in banking, telecommunications, retail, and other industries to help them unlock tangible value from their data and AI initiatives. By combining deep industry expertise, trusted partnerships, and a relentless focus on outcomes, OnebyZero empowers organizations to go beyond pilots and achieve lasting, scaled impact

About the Role

We are seeking a Cloud Architect (AWS – Data & AI) with 8+ years of experience in cloud architecture. This role is pivotal in shaping enterprise-scale AWS and data solutions while guiding organizations through their AI adoption journey. You’ll work at the intersection of cloud, data, and AI strategy, ensuring solutions are scalable, cost-effective, secure, and aligned with business goals. Your influence will extend beyond design—you’ll guide clients, mentor teams, and shape the adoption roadmap across industries.

What You'll Do & The Impact You'll Have

• Architect enterprise-grade AWS cloud and data platforms for scalability, resilience, and security.
• Design high-throughput solutions across compute, storage, and networking tailored to business needs.
• Define data strategies including data lakes, warehouses, and real-time streaming (S3, Redshift, Glue, Kinesis).
• Provide AI / ML integration blueprints (SageMaker, Bedrock, custom ML pipelines).
• Partner in presales engagements—craft proposals, lead workshops, and perform cost estimation.
• Produce clear AWS reference architectures and diagrams for client presentations.
• Drive cost analysis & optimization with AWS Cost Explorer, Pricing Calculator, and estimation frameworks.
• Establish architecture guardrails and best practices for delivery teams.
• Act as a bridge between business and technical stakeholders, presenting architecture decisions in business terms.
• Mentor and upskill teams on cloud adoption, architecture principles, and data strategy.

Requirements

What You'll Bring to the Table

Must-Have Skills :

Nice-to-Have Skills :

Benefits

What We Bring to the Table

OnebyZero is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

Requirements

What You'll Bring to the Table Must-Have Skills : Experience : 8+ years in AWS cloud architecture & enterprise-scale system design. AWS Expertise : Deep understanding of AWS core services (EC2, Lambda, ECS / EKS, RDS, S3, Glue, Redshift, SageMaker, Bedrock). Data Architecture : Strong background in data lakes, warehouses, and real-time data pipelines. AI / ML Awareness : Experience integrating AI / ML into enterprise architectures. Cost Optimization : Skilled in AWS Cost Explorer, Pricing Calculator, and cost estimation frameworks. Architecture Design : Ability to create visual AWS architecture diagrams (AWS Icons, Lucidchart, Draw.io). Programming Awareness : Familiar with Python and modern API stacks (not hands-on coding). Soft Skills : Strong presales solutioning, executive presentation, and stakeholder influence. Nice-to-Have Skills : Industry Knowledge : Banking, Telecom, or Retail experience. Certifications : AWS Solutions Architect – Professional, Data Analytics Specialty, ML Specialty. Security & Compliance : Familiar with IAM, enterprise-grade security, and regulatory frameworks. Observability : Awareness of monitoring & observability (CloudWatch, Grafana, OpenTelemetry). Performance & Tuning : Ability to advise on workload performance & cost optimization. Workshop Leadership : Experience leading executive / technical workshops on AWS adoption.