Senior Delivery Consultant Mainframe, AWS Professional Services

The Amazon Web Services Professional Services (ProServe) team is seeking a skilled Delivery Consultant to join our team at Amazon Web Services (AWS). In this role youll work closely with customers to design implement and manage AWS solutions that meet their technical requirements and business objectives. Youll be a key player in driving customer success through their cloud journey providing technical expertise and best practices throughout the project lifecycle.

Possessing a deep understanding of AWS products and services as a Delivery Consultant you will be proficient in leading large-scale portfolio assessment and application disposition for enterprise data centre exit programmes spanning multiple countries and regulatory jurisdictions. Youll work closely with stakeholders to gather requirements assess current infrastructure through discovery tooling and application owner interviews and propose effective migration strategies to AWS assigning R-strategies (Rehost Replatform Refactor Retire Retain Relocate) and designing wave plans that respect dependency groupings capacity constraints and regulatory frozen zones. As trusted advisors to our customers providing guidance on migration best practices risk mitigation and innovative solutions you will be responsible for leading the end-to-end migration assessment process ensuring adherence to AWS well-architected principles optimizing wave sequencing and managing risks throughout the programme lifecycle.

The AWS Professional Services organization is a global team of experts that help customers realize their desired business outcomes when using the AWS Cloud. We work together with customer teams and the AWS Partner Network (APN) to execute enterprise cloud computing initiatives. Our team provides assistance through a collection of offerings which help customers achieve specific outcomes related to enterprise cloud adoption. We also deliver focused guidance through our global specialty practices which cover a variety of solutions technologies and industries.

Key job responsibilities
As an experienced mainframe modernisation professional you will be responsible for:

- Leading the assessment and discovery of customer mainframe estates including application portfolio analysis dependency mapping and modernisation readiness evaluation
- Designing and implementing modernisation solutions on AWS including replatforming refactoring to cloud-native services and automated code transformation approaches
- Providing deep technical guidance on mainframe technologies (COBOL PL/I JCL CICS IMS DB2 VSAM) and their AWS equivalents throughout project delivery
- Collaborating with customer architects development teams and business stakeholders to define migration waves prioritise workloads and manage cutover risk
- Acting as a trusted advisor to customers on mainframe modernisation trends including AI-assisted code transformation automated testing strategies and incremental migration patterns
- Sharing knowledge within the organisation through mentoring training and creating reusable artifacts such as modernisation playbooks assessment frameworks and reference architectures

About the team
Diverse Experiences: AWS values diverse experiences. Even if you do not meet all of the preferred qualifications and skills listed in the job below we encourage candidates to apply. If your career is just starting hasnt followed a traditional path or includes alternative experiences dont let it stop you from applying.

Why AWS Amazon Web Services (AWS) is the worlds most comprehensive and broadly adopted cloud platform. We pioneered cloud computing and never stopped innovating thats why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.

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Mentorship & Career Growth - Were continuously raising our performance bar as we strive to become Earths Best Employer. Thats why youll find endless knowledge-sharing mentorship and other career-advancing resources here to help you develop into a better-rounded professional.

Work/Life Balance - We value work-life harmony. Achieving success at work should never come at the expense of sacrifices at home which is why we strive for flexibility as part of our working culture. When we feel supported in the workplace and at home theres nothing we cant achieve in the cloud.

The position may require up to 50% travel to customer sites.

- Speak write and read fluently in English
- Bachelors degree in Computer Science Engineering or a related field or equivalent professional or military experience
- 5 years of hands-on experience with mainframe technologies (e.g. z/OS COBOL PL/I JCL CICS IMS Db2 VSAM)
- Experience delivering mainframe migration or modernization projects (e.g. re-host re-platform refactor replace)
- Experience in solution design and architecture including cloud (AWS or equivalent) systems networking and operating systems
- Software development experience with object-oriented languages (e.g. Java C#)
- Experience delivering complex large-scale customer-facing projects (external or internal)

- Experience with mainframe modernization tools (e.g. AWS Transform AWS Mainframe Modernization Blu Age Rocket Enterprise Server)
- Experience using AI-powered and agentic tools (e.g. Kiro Claude Code) to speed up code analysis transformation and testing
- Experience migrating mainframe data (e.g. Db2 VSAM IMS) to relational databases (e.g. Amazon Aurora PostgreSQL)
- Experience across a wide range of AWS services including containers and serverless (e.g. EC2 RDS EKS Lambda)
- AWS Professional level certifications (e.g. Solutions Architect Professional)
- Experience with batch modernization data replication and integration (e.g. Kafka Kinesis Precisely)
- Experience with CI/CD and DevOps practices for mainframe and modernized applications
- Experience in functional equivalence testing and cutover planning for mission-critical workloads
- Experience in financial services ideally in large-scale migration programmes
- Strong communication skills with technical and non-technical audiences
- Professional working proficiency in Spanish is a strong advantage

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