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Tech - Microsoft Systems Architect

Hybrid in Spain·Added 24 days ago (last checked 12 Oct)

Telefónica

192 open roles

Overview

Work mode
Hybrid, Spain
English
Required
Experience
5+ years
Education
University degree

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Skills

Nice to have

This job advert was originally written in Spanish.

Requirements

What we're looking for

AND FOR THIS, WE BELIEVE IT WOULD BE IDEAL IF YOU HAD...

Experience

At least 5 years of experience as a Microsoft Architect, Systems Architect, or Infrastructure Architect specializing in identity and access technologies.

Demonstrable experience in the design, implementation, evolution, and transformation of Microsoft Active Directory platforms in complex enterprise environments.

Experience in consolidation, modernization, and transformation projects of identity infrastructures, including hybrid environments based on Active Directory and Microsoft Entra ID.

Experience in domain migration projects, forests, directory consolidation, and the adoption of identity cloud services.

Experience in the definition of hybrid architectures based on Active Directory, Microsoft Entra ID, and associated services of the Microsoft ecosystem.

Experience technically leading technological transformation projects and managing relationships with technical, security, and business areas.

Ability to develop and defend architectural designs at both technical and executive levels.

Communication skills and the ability to interact with multidisciplinary teams in complex corporate environments.

Technical knowledge

Design, implementation, and evolution of Microsoft Active Directory architectures.

Deep knowledge of Active Directory Domain Services (AD DS).

Design and administration of forests, domains, trusts, sites, and replication services.

Design and management of organizational structures (OU), Group Policies (GPO), and delegated administration models.

Experience in Microsoft Entra ID (Azure Active Directory) and hybrid identity architectures.

Advanced knowledge of Microsoft Entra Connect, identity synchronization, and coexistence strategies between on-premise and cloud environments.

Experience in Active Directory Federation Services (ADFS) and identity federation.

Knowledge of authentication and federation protocols: Kerberos, LDAP, LDAPS, SAML, OAuth 2.0, and OpenID Connect.

Design of Identity & Access Management (IAM) architectures.

Knowledge of Identity Governance.

Experience in auditing, remediation, and securing Active Directory environments projects.

Knowledge of Public Key Infrastructure (PKI), Active Directory Certificate Services (AD CS), and digital certificate management.

Experience in automation using PowerShell.

Experience in Active Directory migrations, domain consolidation, and modernization of identity environments.

To perform the role, the skills that would best fit the team and the project would be:

Organizational and communication skills. Client orientation.

Excellent technical skills.

Passion for emerging technologies and client solutions.

Team management and leadership to achieve service delivery and efficiency.

Ability to build trusting relationships with clients and maintain control in stressful situations.

Sense of urgency.

Attention to detail.

Synthesis and executive skills.

Nice to have

Desirable:

Official certifications in common IT technologies (storage, backup, virtualization, public clouds, etc.) will be valued, as well as project management with agile methodologies, PMP, ITIL.

An MBA or Master's degree in technical areas will be positively valued.

Education & certifications

Education

Required:

Degree in Computer Engineering, Telecommunications Engineering, or similar.

Languages

Required: English

Pay & benefits

What you'll get

  • Work-life balance measures and flexible working hours
  • Ongoing training and certifications.
  • Hybrid remote work model.
  • Attractive social benefits package
  • Excellent dynamic and multidisciplinary work environment
  • Volunteering programs

The role

The PROJECTS & INTEGRATION unit at Telefónica Cybersecurity & Cloud Tech plays a leading role as an internal technical knowledge hub for Telefónica Tech's capabilities (Global Cloud Technology & Operations), and we also centralize relationships with various internal TTECH areas (Pre-Sales, Commercial, Product, Finance, and the rest of the Operations teams).

The Projects & Integration Center TTECH area is key in technical consulting and implementation of the solutions our Telefónica clients need. We provide technical value, specialized expertise, and Delivery capabilities.

What you'll do

WHAT WILL YOUR DAY-TO-DAY BE LIKE?

The Microsoft Systems Architect will play a strategic role in the design, technical validations, and deployment of IT/Cloud solutions and projects that resolve our clients' needs. Knowledge and solid understanding of all technological and computing systems in on-premise and private cloud, as well as in public cloud, including front-end platforms, servers, storage, and management networks.

The ideal candidate will have experience in designing, deploying, and overseeing infrastructures, establishing and leading continuous improvement dynamics for their maintenance. Positive attitude and excellent communication skills to effectively share technical knowledge.

Collaborate in the design and oversight of a global service transition work plan to new Operations teams.

Design, development, and technical validation of complex solutions based primarily on private cloud versus public cloud.

Make recommendations on integration strategies, IT architectures, platforms, and application architectures needed to implement a holistic solution for our clients.

Internal technological leadership within Telefónica TECH for IT transformation projects and client systems.

Work closely and collaboratively with Engineering teams and our Telefónica clients to devise effective solutions that meet current and future needs and expectations.

Technical validations of client solutions.

Documentation of HLD and LLD designs and associated transition processes.

Your day-to-day

Design structured enterprise architectures.

Definition of technical transition processes that safeguard service availability, risks, and coordination of multidisciplinary teams.

Design and collaborate on the implementation/transformation, alongside Tech technical teams, of IT infrastructures: storage, backup, virtualization, operating systems, databases, VDI, network, security, and/or application services.

Technical leadership and coordination within the scope of projects.

In short, this technical profile would play a very important role in the evaluation, design, and implementation of infrastructure solutions for various clients, ensuring their needs and requirements are met.

Their day-to-day would be highly diverse, working closely with TECH technical teams and clients to ensure project success.

About Telefónica

Telefónica is one of the world's largest telecommunications companies, providing fixed and mobile connectivity, digital services, and technology solutions to consumers and businesses across Europe and Latin America. With over 100,000 employees and a strong presence in Spain, the UK, Germany, and Brazil, the company operates through brands such as Movistar, O2, and Vivo, and has expanded into areas like cybersecurity, cloud, IoT, and AI through its innovation units.

In Spain, Telefónica is headquartered in Madrid and is a major employer of tech talent, with a strong focus on cybersecurity, data, and AI. The company actively hires international professionals, offering roles in English and fostering a diverse, innovative culture. Its Spanish operations are central to its global strategy, making it a relevant option for internationals seeking to work in a large, established tech and telecom player in Spain.

Industry
Telecom
Founded
1924
Employees
100,000+
Headquarters
Madrid, Spain
In Spain
Madrid, Barcelona

Good to know if you are moving

  • Telefónica's Spanish offices are largely based in Madrid and Barcelona, with a significant tech hub in the Distrito Telefónica complex in Madrid.
  • The company frequently hires international tech talent and many roles are offered in English, making it accessible for non-Spanish speakers.
  • Telefónica has a strong commitment to innovation, with dedicated units like gAIt and Wayra focusing on AI and startups.
  • The company offers a comprehensive relocation package and support for international hires, including visa assistance.
  • With a global presence and a large Spanish operation, Telefónica provides opportunities for internal mobility across countries and roles.

In their own words

About the company & team

Telefónica Tech is the leading digital transformation company of the Telefónica Group. We offer a wide range of integrated technological services and solutions in Cybersecurity, Cloud, IoT, Big Data, Artificial Intelligence, and Blockchain, with which we support our clients in their digital transformation.

We are a group of over 6,200 brave people who work every day from different points around the world to achieve excellence, through leadership based on transparency and team spirit. If you identify with our pillars, we can't wait to meet you!

www.telefonicatech.com

Additional information

#WeAreDiverse #WePromoteEquality

We are convinced that diverse and inclusive teams are more innovative, transformative, and achieve better results.

Therefore, we promote and guarantee the inclusion of all people regardless of gender, age, sexual orientation and identity, culture, disability, or any other condition.

We want to meet you! 😊

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