Telecom Network Security Consultant
DeloitteLisbon, Portugal
Posted January 11, 2026
Full Time
About the Company
Deloitte is a leading professional services organization with a culture of unity, innovation, and excellence.
Job Description
Join Deloitte, a leading professional services organization, as a Telecom Network Security Consultant. We're looking for experienced professionals with a natural aptitude for teamwork and project management. Your responsibilities will include consulting on mobile and fixed telecommunications networks, security assessment, and strategic advisory.
Requirements
- 5-10 years of experience in security design, security operation, 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: Radio 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, Telco Cloud and Edge Infrastructure, OSS/BSS systems and network orchestration platforms
- Proven experience in telecom network security design or assessments and vulnerability analysis, aligned with key frameworks and standards such as NIST SP 800-series, ISO/IEC 27001/2, 3GPP TS 33.xxx, GSMA FS
- Fluency in English, both spoken and written
- Academic background in Telecommunications Engineering, Electrical Engineering, Computer Science, or similar
- Willingness to work on international projects
Benefits
- Develop a career tailored to your needs
- In a diverse working environment that allows for continuous development and learning
- Through a personalized career development plan (technical and functional skills/opportunities), tailored to the moment, your needs and objectives
- Participating in national and international projects with a 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 certification in the latest technologies, particularly Cloud technologies
- A culture of unity
- A culture of innovation and excellence that makes us leaders and trendsetters
- A friendly atmosphere of respect, trust, transparency and informality
- A network for life that connects you to the best knowledge alongside leaders and experts
- An opportunity to be part of our communities (Tech, innovation, sports and other interests) and to actively participate in social responsibility projects
