IT Service Owner (f/m/d) – Corporate PKI Services

At Siemens, we build technology solutions to shape the world we live in. We transform industries and societies by combining the real and digital worlds. With over 300.000 of the world’s most forward-thinking minds and the power of a presence in more than 190 countries, we make a truly global impact.

About Portugal Tech Hub

We take on challenges to make life easier, safer, and more sustainable for us and generations to come. We bring value to the business digitalization transition, from Portugal to the world, in areas such as Artificial Intelligence, Analytics & Business Intelligence, Application Lifecycle Management, Cybersecurity, IT Infrastructure Management, IT Project & Service Management, IT Strategy, User Experience, and many more.

With a decade of history and around 1.600 experts, the Portugal Tech Hub is the home of the new technologists – Dream Builders, Impact Creators & Future Makers.

Are you ready to be part of the change? Come join us!  ⭐

Shape the future together with us

At Siemens, trust, security, and digitalization go hand in hand. Our Corporate Public Key Infrastructure (CPKI) services form the foundation for secure authentication, encryption, digital signatures, and trusted business processes across Siemens worldwide.

We are looking for an experienced IT Service Owner with knowledge in Public Key Infrastructure (PKI) and cybersecurity services to take end-to-end ownership of a portfolio of global corporate PKI services and drive their strategic evolution.

As the face of the service, you will combine technical expertise, business orientation, and service management excellence to ensure secure, reliable, and future-proof cryptographic services for more than 300,000 users and many services worldwide.

Join PKI Services and help build the secure digital trust infrastructure that enables Siemens' global business, digital transformation, secure AI, and Post Quantum Cryptography adoption.

Join us! Together we can make our digital world more secure

Your mission will be…

As IT Service Owner for Corporate PKI Services, you will be accountable for the entire lifecycle of assigned PKI services, from strategy and roadmap definition to operation, innovation, and continuous improvement. You will:

Your responsibilities

* Service Strategy & Governance

* Service Delivery & Operations

* Customer & Stakeholder Management

* Innovation & Future Technologies

We are looking for someone with…

* Experience

* Technical Expertise

* Service Management

* Personal Skills

• Ownership of globally used security-critical services.

• Opportunity to shape the future of Siemens' cryptographic landscape.

• International collaboration with cybersecurity, architecture, and digitalization teams.

• Involvement in strategic initiatives such as AI security, and Post-Quantum Cryptography.

• Flexible working models and a strong culture of innovation and trust.

• Excellent professional and personal development opportunities within Siemens.

What We Offer

• Belong & Innovate: Work in diverse teams where every idea matters and innovation grows through collaboration and trust.

• Flexibility that Works: Hybrid model, flexible hours, and a home office budget — because balance fuels performance.

• Health & Well-being: Comprehensive health insurance, mental health support, and active sports communities to keep you feeling your best.

• Grow Without Limits: Access world-class learning platforms, mentoring, and continuous development opportunities.

• Purpose & Perks: Contribute to sustainability and volunteer initiatives, enjoy partner discounts, and take advantage of our convenient shuttle service.

#Siemens #PortugalTechHub

Job ID 526630

Posted since 22-Oct-2026

Organization Information Technology

Field of work Information Technology

Company Siemens S.A.

Experience level Experienced Professional

Job type Full-time

Work mode Hybrid (Remote/Office)

Employment type Permanent

Location(s) * Amadora - Lisboa - Portugal * Madrid - Madrid - Spain