Tech_Security Technologies Engineer (PKI)

Description

Job Summary: We are seeking a PKI Security Architect/Consultant to design and enhance security infrastructures, delivering technical consulting and auditing services. Key Highlights: 1. Design of security-oriented Certificate and PKI architectures. 2. Support for security architectures and technical consulting/auditing. 3. Continuous updates in cybersecurity and quantum computing. **What is Telefónica Tech?** Telefónica Tech is the leading digital transformation company within the Telefónica Group. We offer a comprehensive portfolio of integrated technological services and solutions in Cybersecurity, Cloud, IoT, Big Data, Artificial Intelligence, and Blockchain, supporting our customers throughout their digital transformation journey. We are a team of over 6,200 bold professionals working daily from various locations worldwide to achieve excellence through transparent leadership and a strong team spirit. If you identify with our core values, we look forward to meeting you! www.telefonicatech.com **What do we do in the team?** Within the **PKI** unit of Telefónica Tech’s **Architecture and Technical Consulting** area, we help our customers define and improve their security infrastructures. We provide security architecture support as well as technical consulting and auditing across the various IT security components our customers may have. **What will your day-to-day look like?** You will work in a department alongside other security architects and consultants, tackling diverse tasks such as designing Certificate and PKI architectures—always security-focused—and designing and proposing solutions within our customers’ IT infrastructure. **And for this role, we believe it would be ideal if you had…** **Experience** + Proven experience of at least 3 years in cybersecurity roles equivalent to the one described. **Education** + Degree in Computer Science, Telecommunications, or an equivalent qualification. **Technical Knowledge** + Administration and deployment of PKI (Microsoft CA, EJBCA, Nexus, etc.). + Signing and validation services (OCSP, CRL, TSA). + Cryptographic protocols: TLS, S/MIME, IPSec, SSH. + Cryptographic analysis capability and ability to resolve complex problems. + Continuous updates on advances in cybersecurity and quantum computing. + Symmetric, asymmetric, and hash cryptography. + ETSI EN 319 standards (signing and sealing). + X.509 certificate management. + NIST PQC process and candidate algorithms. + Experience with PQC libraries (liboqs, PQClean). + Integration of hybrid classical + post-quantum solutions. + HSMs and cryptographic security modules (FIPS 140-2/3, Common Criteria). **The skills that would best align with the team and project for this role are:** + Strong project management skills. + Ability to resolve complex problems. + Attention to detail for fine-tuning configurations. + Strong communication skills to interact with multiple technical teams. **Languages** + Required: Fluent Spanish and English. **What do we offer?** * 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. **\#WeAreDiverse \#WePromoteEquality** We firmly believe that diverse and inclusive teams are more innovative, transformative, and deliver better results. Therefore, we promote and guarantee inclusion for all individuals regardless of gender, age, sexual orientation or identity, culture, disability, or any other condition. We want to meet you!