Security Specialist

Aggregate function:  Shared Services
Business Area:  Technology _VOIS
Posting Country:  Romania
Date Posted:  20 Nov 2025
Full Time / Part Time:  Full Time
Contract Type:  Permanent

At Vodafone, we’re working hard to build a better future. A more connected, inclusive and sustainable world. As a dynamic global community, it's our human spirit, together with technology, that empowers us to achieve this. 

We challenge and innovate in order to connect people, businesses, and communities across the world. Delighting our customers and earning their loyalty drive us, and we experiment, learn fast and get it done, together.

With us, you can be truly be yourself and belong, share inspiration, embrace new opportunities, thrive, and make a real difference.

Who we are

VOIS (Vodafone Intelligent Solutions) is a strategic arm of Vodafone Group Plc, creating value for customers by delivering intelligent solutions through Talent, Technology & Transformation.
As the largest shared services organisation in the global telco industry with 30,000 FTE, our portfolio of next-generation solutions and services are designed in partnership with customers across Vodafone Group, local markets, and partner markets to simplify and drive growth. With our strategic partner Accenture, we work alongside our Vodafone customers, other Telco and tech companies to drive transformation, meet the challenges of our industry and ensure we stay relevant and resilient. This partnership is a unique, industry-first model which brings together the best of in-house and 3rd party capability.
We work with customers across 28 countries from 10 VOIS locations: Albania, Egypt, Hungary, India, Romania, Spain, Turkey, UK, Germany, Ireland, and with a network of teams in Czech Republic, Italy, Greece, and Portugal.

About this Role

We are seeking a highly skilled Security Expert to join our Cyber Defence team in Bucharest. This role is pivotal in supporting the Cyber Security Operations Centre (CSOC) by validating threats, analysing data from multiple sources, and providing actionable recommendations to mitigate risks. The individual will collaborate closely with Cyber Defence Analysts and incident managers to deliver professional security analysis reports and ensure robust protection of Vodafone’s digital assets.

What you will do

  • Act as a frontline defender by investigating, analysing, and triaging security alerts.
  • Document events, case analyses, and investigation results in the incident management system until closure.
  • Utilise CSOC tools for historical analysis of detected events and provide on-call support when required.
  • Participate in daily operational meetings and contribute to knowledge sharing through KB articles.
  • Proactively reduce alerts by suggesting process improvements and stabilisation measures.
  • Collaborate with local market CSIRT teams for ongoing cases and document SOPs, KEDBs, and processes.
  • Communicate effectively with global client teams and articulate malware behaviours and associated risks.

Who you are

  • Over 5 years of experience in Cyber Security, SOC operations, SIEM technologies, and incident management.
  • Strong understanding of network and security concepts, with hands-on experience in SIEM tools such as Splunk, Sentinel, ArcSight, Elastic, and Google Chronicle.
  • Recognised certifications such as CEH, CCNA Cyber Ops, or Security+.
  • Excellent analytical and communication skills, with the ability to work calmly under pressure.
  • Higher education degree in Computer Science, IT, Engineering, or related fields.
  • Previous experience in global customer management and event triage.
  • A collaborative mindset with a commitment to continuous learning and adherence to processes.

Not a Perfect Fit?

Worried that you don’t meet all the desired criteria exactly? At Vodafone we are passionate about Inclusion for All 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 apply as you may be the right candidate for this role or another role, and our recruitment team can help you see how your skills fit in.

What’s in it for you

- Hybrid way of working: 2 days per week/ 8 per month
- Medical and dental services
- Life and hospitalization insurance
- Dedicated employee phone subscription
- Take control of your benefits and choose any of the below options: MEAL TICKETS/ PRIVATE PENSION/VACATION VOUCHERS/ CULTURAL VOUCHERS within the budget.
- Special discounts for gyms and retailers
- Annual Company Bonus
- Ongoing Education – we continuously invest in you to ensure you have everything needed to excel on the job and enhance your skills 
- You get to work with tried and trusted web-technology
- We let you write your own story by planning vacations: go for a trip, experience new things, have fun and enjoy your 23 days off.
- Special Paternal Program - 4 months of paid paternity leave

 

We recognize and celebrate the importance of diversity and inclusivity in our workplace so that we are as diverse as the customers and communities we serve. We do not tolerate any form of discrimination especially related to but not limited to race, color, age, veteran status, gender identification, sexual orientation, pregnancy, ethnicity, disability, religion, political affiliation, trade union membership, nationality, indigenous status, medical condition, HIV status, social origin, cultural background, social or marital status. 


Worried that you don’t meet all the desired criteria exactly? We are passionate about Inclusion for All and creating a workplace where everyone can thrive, whatever their personal or professional background. So, if you’re excited about this role but your experience doesn’t align exactly with every part of the job advert, we encourage you to apply as you may be just the right candidate for this role or another role, and our recruitment team can help see how your skills fit in.  
#_VOIS

What skills you will learn

  • Advanced threat validation and incident response techniques.
  • Expertise in SIEM platforms and security monitoring tools.
  • Cross-functional collaboration and global incident management.
  • Process optimisation and knowledge base development.

Join Us

At Vodafone, we’re working hard to build a better future. A more connected, inclusive and sustainable world. As a dynamic global community, it's our human spirit, together with technology, that empowers us to achieve this.
We challenge and innovate in order to connect people, businesses, and communities across the world. Delighting our customers and earning their loyalty drive us, and we experiment, learn fast and get it done, together.
With us, you can truly be yourself and belong, share inspiration, embrace new opportunities, thrive, and make a real difference.

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Vodafone is committed to attracting, developing and retaining the very best people by offering a motivating and inclusive workplace in which talent is truly recognised and rewarded. We are committed to promoting Inclusion for All with the belief that diversity plays an important role in the success of our business. We actively encourage everyone to consider becoming a part of our journey.