Senior Network Security Consultant | Telecom Engineering CoE

• 5 to 10 years of experience in security design, security operations, or security assessment of mobile and/or fixed telecommunications networks;
• Solid knowledge of network architectures, with experience in at least one of the following domains:
• • Access Networks (RAN);
  • Mobile Core (EPC, 5GC);
  • Fixed Access/Core Networks;
  • Transport Networks (e.g., IP/MPLS, WDM, Microwave);
  • Satellite Infrastructure (VSAT) and Submarine Cable Systems;
  • Edge Infrastructure and Telco Cloud, OSS/BSS, and network orchestration platforms.
• Proven experience in telecommunications network security projects or assessments and vulnerability analysis, aligned with major frameworks and standards, such as:
  • NIST SP 800 series;
  • ISO/IEC 27001/2;
  • 3GPP TS 33.xxx;
  • GSMA FS.
• Familiarity with security tools for vulnerability verification, configuration validation, and compliance reporting (valued, but not mandatory);
• Understanding of network security principles, traffic encryption, cryptographic protocols, and countermeasures against threats such as signal interception, spoofing, or interference. (Valued, but not mandatory);
• Certifications in the telecommunications, Cloud, or cybersecurity sectors (e.g., Nokia, Ericsson, Huawei, Red Hat, AWS, GCP, ISO 27001, CEH, CISSP) are highly valued, but not mandatory;
• Experience with virtualization/containerization of network elements (VNF/CNF) and management of their respective lifecycle will be valued;
• Strong analytical and problem-solving skills, with critical thinking applied in complex environments;
• Excellent communication and interpersonal skills, essential in a client-oriented consulting context;
• Autonomy, proactivity, and strong organizational and time management skills;
• Team spirit, a collaborative mindset, and the ability to build relationships of trust with clients and colleagues;
• Fluency in English, both spoken and written;
• Academic background in Telecommunications Engineering, Electrical Engineering, Computer Science, or similar;
• Availability to participate in international projects.

Do you want to join one of the largest professional services organizations in the market?

Then Deloitte is for you. Here, you will have the possibility to boost your career and strengthen your skills in our technological universe.

We are an international Tech Hub and we are looking for the best Telecommunications specialists to join our centers of excellence and our community. At Deloitte, you will transform the world as we know it and develop unique and innovative solutions in the most varied and complex transformation projects, from Portugal to the world. We are going to strengthen our Telecommunications Network area and we are looking for experienced professionals who have a natural taste and aptitude for teamwork and working in a multi-project environment. You can discover all the roles you will perform, according to your profile, so that you can take a leap in your career!

Will you join us? We are waiting for you.

• Actively participate in consulting projects related to mobile and fixed telecommunications networks, focusing on network transformation, security assessment, and strategic consulting;
• Contribute to the design, planning, and assessment of secure network solutions, ensuring a holistic technical approach that integrates business and technological requirements;
• Plan, coordinate and, with the support of project teams, independently execute project activities, including risk assessments, security posture assessments, and compliance checks;
• Collaborate with stakeholders and technical teams to identify security requirements, define mitigation strategies, and support the implementation of solutions aligned with international cybersecurity standards;
• Support the development of project deliverables, including technical reports, risk assessments, and presentations tailored to technical and non-technical audiences;
• Manage relationships with clients and stakeholders within the scope of your duties, ensuring alignment with project objectives and delivery expectations.

• In a diverse work context that allows for continuous development and learning;
• Through a personalized career development plan (skills/technical and functional opportunities), suited to the moment, your needs, and your objectives;
• By participating in national and international projects, with relevant dimension and impact in this area of specialization;
• Unlimited access to the largest online learning platforms (Linkedin Learning and Udemy);
• Opportunity for training and certifications in the latest technologies, specifically in Cloud technologies.

• A culture of innovation and excellence that makes us leaders and trendsetters;
• A friendly environment of respect, trust, transparency, and informality;
• A lifelong network that keeps you connected to the best knowledge alongside leaders and specialists;
• An opportunity to be part of our communities (Tech, innovation, sports, and other interests) and to actively participate in social responsibility projects.

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