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TECH_SSE Operator

Job Summary: Responsible for the administration and monitoring of security systems, detecting and blocking anomalous behavior to ensure the proper functioning of applications. Key Highlights: 1. Continuous training and cybersecurity certifications. 2. Excellent dynamic and multidisciplinary work environment. 3. Work-life balance measures and flexible working hours. **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 clients 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 leadership grounded in transparency and teamwork. If you identify with our core values, we look forward to meeting you! www.telefonicatech.com **What do we do in the team?** Within Telefónica Cybersecurity & Cloud Tech’s **Deploy Growth** unit, we deliver security services to clients using multiple technologies. **What will your day-to-day be like?** As responsible for administering and monitoring these systems, your objective will be to ensure the proper functioning of applications by detecting and potentially blocking anomalous network behaviors—whether triggered by external attackers attempting to compromise organizational systems or by infected internal teams interacting with their environment. As previously mentioned, capabilities of SSE-related technologies—including proxy, CASB, ZTNA, and DLP—are leveraged for this purpose. Your overall responsibilities will include: * Resolving customer cases (incidents and requests) related to SSE technologies such as Netskope, Zscaler, Prisma Access, Cisco Umbrella, etc. * Opening vendor tickets and leading their resolution. * Following Level 1 operational procedures and proposing improvements to them. * Producing deliverables such as weekly, monthly, and other periodic reports. From a technical standpoint regarding existing platforms: * Configuring/modifying/monitoring required policies in SSE technologies, including those previously mentioned. * Continuously analyzing configured security policies across technology modules without impacting protected assets—either by switching signatures and controls to block mode or identifying potential false positives that could adversely affect products and consequently impair client operational continuity. * Defining and maintaining baseline policies accounting for enhanced security and new functionalities offered by SSE technologies. * Responding to threats posing risks to the organization. * Performing supervision, adjustment, and submission of critical incident reports committed to the client. * Evaluating the deployment of new policies or modules related to the aforementioned technologies. * Participating in incident response, collaborating with the dedicated incident response team. **And for this, we believe it would be ideal if you had…** **Required Technical Knowledge:** * Advanced knowledge of Cybersecurity. * Advanced knowledge of Layer 7 and the HTTP protocol. * Advanced networking knowledge. * Unix system administration experience. * Intermediate programming and scripting skills: bash, Python, HTML, etc. * Intermediate knowledge of the OWASP framework. * Experience with tools such as Wireshark or similar. * Knowledge related to web security attack analysis: SQL injection, XSS, LFI, etc. **Desirable Technical Knowledge:** * Familiarity with SSE protection solutions. * Knowledge of security technologies such as Netskope, Zscaler, Palo Alto Prisma, Cisco Umbrella, Trellix, etc. * Experience monitoring via various consoles. * Advanced security analysis knowledge. **Soft Skills aligned with the team and project requirements:** * Leadership. * Analytical ability. * Crisis management capability. * Initiative. * Autonomy. * Communication skills. * Ability to work and organize under pressure. * Technological proactivity. **Education** Required: * University degree, diploma, or equivalent qualification (completion in progress acceptable). * Education related to the field of cybersecurity. * Highly valued: specific cybersecurity certifications (CEH, CHFI, …). **Languages** * Required: English. **What do we offer?** * Work-life balance measures and flexible working hours. * Continuous training and certifications. * Hybrid remote work model. * Attractive social benefits package. * Excellent dynamic and multidisciplinary work environment. * Volunteering programs. **\#WeAreDiverse \#WePromoteEquality** We firmly believe diverse and inclusive teams are more innovative, transformative, and achieve 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!

Rúa Cuba, 16, Santiago de Vigo, 36204 Vigo, Pontevedra, Spain