Senior Cloud Architect – T-Cloud (m/f/d)

About the Position

Senior Cloud Architect – T-Cloud (m/f/d)

• Full-time

About the Company

T-Systems is part of the Deutsche Telekom Group, with around 30,000 employees worldwide. We create technology with purpose to generate a positive impact on society. We are looking for curious talent, eager to learn, take on challenges, and contribute ideas that transform our customers’ experience.

We trust people: we offer autonomy, continuous support, and a collaborative environment where you can grow without limits. We are one global team, guided by respect, integrity, and a passion for doing better every day.

Responsibilities

• Design end-to-end cloud architectures based on T-Cloud Public, covering compute, networking, storage, security, identity, resilience, observability, and governance.
• Translate customer business and technical requirements into secure, scalable, and production-ready cloud architectures.
• Lead technical workshops, discovery sessions, and architecture discussions with customers.
• Act as a technical reference for T-Cloud Public within Cloud Professional Services Iberia.
• Define reference architectures, architecture patterns, and reusable solutions that can accelerate future customer engagements.
• Design and support cloud landing zones, cloud foundations, and hybrid cloud architectures.
• Define migration and modernization approaches for workloads moving from traditional infrastructure or other cloud environments to T-Cloud Public.
• Support assessments, Proofs of Concept, pilots, and technical validation activities.
• Contribute to technical proposals, RFPs/RFIs, and solution designs together with Sales and Cloud Professional Services teams.
• Support projects throughout the complete lifecycle, from solution definition and architecture to implementation and transition to operations.
• Work closely with cloud engineers and delivery teams, providing architectural guidance during implementation.
• Apply Infrastructure as Code, automation, and CI/CD principles to cloud solution design and delivery.
• Help customers address security, compliance, resilience, data sovereignty, and cloud governance requirements.
• Identify technical risks, dependencies, and architecture trade-offs and communicate them clearly to both technical and business stakeholders.
• Collaborate with international T-Systems and Deutsche Telekom cloud teams, leveraging existing capabilities, methodologies, and reusable assets.
• Mentor architects and engineers and contribute to growing T-Cloud Public knowledge and capabilities within Iberia.
• Capture project experience and lessons learned to create reusable architectures, accelerators, and best practices.

Requirements

• Several years of professional experience as a Cloud Architect, Solution Architect, or Senior Cloud Engineer, designing and delivering enterprise cloud solutions.
• Strong knowledge of cloud architecture across:
  • Compute
  • Networking
  • Storage
  • Identity & Access Management
  • Security
  • High Availability
  • Backup & Disaster Recovery
  • Monitoring & Observability
  • Cloud Governance
• Strong understanding of OpenStack-based cloud environments.
• Previous experience with T-Cloud Public / Open Telekom Cloud is highly valued.
• Experience designing enterprise IaaS and PaaS solutions.
• Strong understanding of cloud networking concepts, including virtual networks, subnets, routing, load balancing, VPNs, private connectivity, and hybrid cloud connectivity.
• Experience with containers and Kubernetes.
• Experience with Infrastructure as Code, preferably Terraform, as well as automation and CI/CD practices.
• Good understanding of cloud security architecture, IAM, encryption, security policies, and network security.
• Experience designing highly available, resilient, and scalable cloud architectures.
• Ability to produce clear architecture documentation and translate complex technical requirements into practical solutions.
• Strong analytical and problem-solving skills.
• Strong customer-facing and consulting skills.
• Ability to independently lead technical discussions with customers and challenge requirements when necessary.
• Ability to work effectively across distributed and international teams.
• Fluent English and Spanish. Catalan would be an advantage.

Nice to Have

• T-Cloud Public / Open Telekom Cloud certifications.
• OpenStack certification or significant hands-on OpenStack experience.
• Cloud architecture certifications from AWS, Microsoft Azure, or Google Cloud.
• Experience with hybrid and multi-cloud environments.
• Experience designing cloud landing zones and governance frameworks.
• Experience with enterprise cloud migration and application modernization projects.
• Knowledge of FinOps and cloud cost optimization principles.
• Experience with automation, Terraform, Ansible, Git-based workflows, and modern DevOps toolchains.
• Experience working with regulated industries, public sector organizations, or environments with demanding security, compliance, and data sovereignty requirements.

We Offer

Work environment & flexibility

• International, dynamic, and collaborative environment.
• T-Social: social initiatives (sports, community, health,...).
• Hybrid work model (remote/on-site).
• Flexible working hours.

Growth & development

• Customized training: access to Coursera to learn whatever you want, whenever you want.
• Weekly language classes (English & German).
• International Mentoring Sessions & Experience Days.

Compensation & benefits

• Flexible compensation plan (health insurance, meal vouchers, childcare, transport).
• Telemedicine.
• Life and accident insurance.
• Social fund.

Wellbeing & time off

• 26+ working days of vacation per year.
• Free access to specialist services (medical, legal, wellness).
• 100% salary coverage during medical leave.

And many more advantages of being part of T-Systems!

About the Company

T-Systems is part of the Deutsche Telekom Group, with around 30,000 employees worldwide. We create technology with purpose to generate a positive impact on society. We are looking for curious talent, eager to learn, take on challenges, and contribute ideas that transform our customers’ experience.

We trust people: we offer autonomy, continuous support, and a collaborative environment where you can grow without limits. We are one global team, guided by respect, integrity, and a passion for doing better every day.

If you are looking for a new challenge, do not hesitate to send us your CV! Please send CV in English. Join our team!

T-Systems Iberia will only process the CVs of candidates who meet the requirements specified for each offer.