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Senior Technical Lead - AWS Architect
full-timeBucharest

Summary

Location

Bucharest

Type

full-time

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About this role

Make an impact with NTT DATA
Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can grow, belong and thrive.

Role Summary:
We are looking for a Senior Technical Lead / AWS Architect to design, lead, and deliver complex cloud solutions on AWS. The role requires strong hands-on experience with AWS networking and large-scale migrations, combined with application modernization expertise. Exposure to AI/ML services is a strong plus. This role combines technical leadership, architecture ownership, and close collaboration with delivery and presales teams.

Key Responsibilities:

  • You will lead the architecture and technical delivery of AWS cloud projects, including discovery, migration, and modernization initiatives.
  • You will design secure, scalable, and cost-optimized AWS architectures, with a strong focus on networking, connectivity, and hybrid environments.
  • You will guide teams through cloud migrations (rehost, replatform, refactor) and modernization efforts such as containerization and cloud-native design.
  • You will act as a technical lead, mentoring engineers and reviewing designs and implementations.
  • You will collaborate with stakeholders during presales, workshops, and solutioning activities.
  • You will ensure best practices around security, governance, reliability, and performance are followed.

Required Technical Skills:

  • Strong hands-on experience with AWS core services (VPC, EC2, RDS, S3, IAM, CloudWatch).
  • Deep expertise in AWS networking, including VPC design, routing, Transit Gateway, VPN, Direct Connect, and hybrid connectivity.
  • Proven experience leading AWS migration projects using tools and methodologies such as AWS Migration Hub, DMS, and landing zones.
  • Solid background in application modernization, including containers (EKS/ECS), serverless (Lambda), and CI/CD pipelines.
  • Strong understanding of security, IAM, and governance in AWS environments.

Nice to Have:

  • Experience or exposure to AWS AI/ML services (such as SageMaker, Bedrock, AI-powered analytics, or GenAI concepts).
  • Experience with infrastructure as code (Terraform, CloudFormation).
  • Prior involvement in presales, RFPs, or solution architecture discussions.
  • AWS certifications (Solutions Architect Professional preferred).

Leadership & Soft Skills:

  • You communicate clearly with both technical and non-technical stakeholders.
  • You are comfortable taking ownership and making architectural decisions.
  • You can balance hands-on work with technical leadership and mentoring.
  • You proactively identify risks and challenge designs when needed.

Experience Level:

  • 8+ years in infrastructure, cloud, or solution architecture roles, with at least 4–5 years of hands-on AWS experience.

Workplace type:

About NTT DATA
NTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world’s leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services.  Our consulting and industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is part of NTT Group, which invests over $3 billion each year in R&D.

Equal Opportunity Employer
NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today.

Third parties fraudulently posing as NTT DATA recruiters 

NTT DATA recruiters will never ask job seekers or candidates for payment or banking information during the recruitment process, for any reason. Please remain vigilant of third parties who may attempt to impersonate NTT DATA recruiters—whether in writing or by phone—in order to deceptively obtain personal data or money from you. All email communications from an NTT DATA recruiter will come from an @nttdata.com email address. If you suspect any fraudulent activity, please contact us.

Other facts

Tech stack
AWS Core Services,AWS Networking,VPC Design,Routing,Transit Gateway,VPN,Direct Connect,Hybrid Connectivity,AWS Migration Projects,Application Modernization,Containers,Serverless,CI/CD Pipelines,Security,IAM,Governance

About NTT Ltd.

NTT DATA, Inc. is a trusted global innovator of business and technology services. We're committed to helping clients innovate, optimize and transform for long-term success. Our R&D investments help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have diverse experts in more than 50 countries and a robust partner ecosystem of established and start-up companies. Our services include business and technology consulting, data and artificial intelligence, industry solutions, as well as the development, implementation and management of applications, infrastructure, and connectivity.

Team size: 10,001+ employees
LinkedIn: Visit
Industry: IT Services and IT Consulting

What you'll do

  • You will lead the architecture and technical delivery of AWS cloud projects, including discovery, migration, and modernization initiatives. You will design secure, scalable, and cost-optimized AWS architectures, focusing on networking and hybrid environments.

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Frequently Asked Questions

What does a Senior Technical Lead - AWS Architect do at NTT Ltd.?

As a Senior Technical Lead - AWS Architect at NTT Ltd., you will: you will lead the architecture and technical delivery of AWS cloud projects, including discovery, migration, and modernization initiatives. You will design secure, scalable, and cost-optimized AWS architectures, focusing on networking and hybrid environments..

Why join NTT Ltd. as a Senior Technical Lead - AWS Architect?

NTT Ltd. is a leading IT Services and IT Consulting company.

Is the Senior Technical Lead - AWS Architect position at NTT Ltd. remote?

The Senior Technical Lead - AWS Architect position at NTT Ltd. is based in Bucharest, Romania. Contact the company through Clera for specific work arrangement details.

How do I apply for the Senior Technical Lead - AWS Architect position at NTT Ltd.?

You can apply for the Senior Technical Lead - AWS Architect position at NTT Ltd. directly through Clera. Click the "Apply Now" button above to start your application. Clera's AI-powered platform will help match your profile with this opportunity and guide you through the application process. You can also learn more about NTT Ltd. on their website.