Cyber Security Senior Expert ( Cyber Security Senior Architect )
Date: Apr 17, 2026
Location: Istanbul, TR
Company: Vodafone
Join Us
At Vodafone, we’re not just shaping the future of connectivity for our customers – we’re shaping the future for everyone who joins our team. When you work with us, you’re part of a global mission to connect people, solve complex challenges, and create a sustainable and more inclusive world. If you want to grow your career whilst finding the perfect balance between work and life, Vodafone offers the opportunities to help you belong and make a real impact.
What you’ll do
- -Advise and introduce Cyber Security requirements in Vodafone internal and external systems, projects or products.
-Review system and application architectures ( HLD/LLD) from a security perspective and provide guidance
-Design and implement Security Solutions for the benefit of the systems with the relevant products and/or configurations and reduce the cyber security risks
-Perform security reviews , identify gaps in cyber security architecture and develop cyber security risk management/mitigation plans
-Able to take initiative and make architectural decisions through designing secure solutions to enable the business , especially in critical/high risk situations and reduce the company’s cyber risks
-Work closely with the business and technology architecture teams ,operations teams and with the other cyber security teams ( e.g Risk&Compliance , Security Operations and Corporate Security )
-Attend internal & external audits and preparing evidence when required (e.g PCI-DSS, ISO 27001)
Who you are
- University degree (BSc./MSc.) in Engineering discipline (Electrical-Electronics, Computer Science or similar)
At least 8 years of work experience in information security, network administration or IT security
Knowledge of common classes of vulnerabilities and how to mitigate the risks in applications and infrastructure
Broad security knowledge and practical experience in designing risk-oriented security solution.
A diverse security background with knowledge in several areas, including layered security architecture, internet protocols, API security, mobile and web applications security, VPN, firewalls, WAF, IDPS risk and vulnerability assessments and compliance
Proven experience participating in multiple security programs, projects and initiatives
Experience working in complex operational ICT environments
Effective verbal and written communication skills and strong interpersonal skills, good in reporting
Demonstrated ability to work effectively with 3rd party suppliers and internal stakeholders
Fluent in English both written and spoken
Male candidates should have completed or postponed military service
Not a perfect fit?
Worried that you don’t meet all the desired criteria exactly? At Vodafone we are passionate about empowering people and creating a workplace where everyone can thrive, whatever their personal or professional background. If you’re excited about this role but your experience doesn’t align exactly with every part of the job description, we encourage you to still apply as you may be the right candidate for this role or another opportunity.
What's in it for you
Who we are
We are a leading international Telco, serving millions of customers. At Vodafone, we believe that connectivity is a force for good. If we use it for the things that really matter, it can improve people's lives and the world around us. Through our technology we empower people, connecting everyone regardless of who they are or where they live and we protect the planet, whilst helping our customers do the same.
Belonging at Vodafone isn't a concept; it's lived, breathed, and cultivated through everything we do. You'll be part of a global and diverse community, with many different minds, abilities, backgrounds and cultures. ;We're committed to increase diversity, ensure equal representation, and make Vodafone a place everyone feels safe, valued and included.
If you require any reasonable adjustments or have an accessibility request as part of your recruitment journey, for example, extended time or breaks in between online assessments, please refer to https://careers.vodafone.com/application-adjustments/ for guidance.
Together we can.