Job Description

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.
#VOIS #BeUnrivalled #CreateTheFuture

About this Role

We are seeking a skilled Cyber Security Analyst (Level 3) to strengthen our Cyber Defence Security team at VOIS. The individual will serve as a senior technical expert within the Cyber Security Operations Centre (CSOC), leading complex investigations, providing guidance to team members, developing processes, and enhancing SIEM-related capabilities. This role suits an experienced security professional with strong analytical ability, deep SIEM expertise, and a passion for building resilient, efficient cyber defence operations.

What you will do

• Lead end-to-end analysis, triage, and investigation of security alerts and incidents.
• Serve as the primary subject matter expert for escalated technical queries within the CSOC.
• Drive automation initiatives and continuous process stabilisation efforts.
• Collaborate closely with onshore teams to refine alert logic, reduce false positives, and optimise detection mechanisms.
• Create and maintain Standard Operating Procedures (SOPs), Knowledge Error Databases (KEDBs), playbooks, and knowledge base articles.
• Mentor and guide new joiners to build team capability and confidence.
• Produce management reports covering alert trends, investigation insights, and process performance.
• Participate and contribute to daily stand-up discussions and incident review sessions.
• Conduct knowledge‑sharing sessions to drive continuous learning within the team.
• Engage with local market CSIRT teams to support ongoing cases and ensure positive customer experience.      

Who you are

• Bring 10+ years of experience in SOC operations, SIEM technologies, event analysis, and incident investigation.
• Have strong hands-on expertise with SIEM platforms such as ArcSight, Splunk, QRadar, LogRhythm, or similar technologies.
• Demonstrate solid understanding of network and security concepts, correlation logic, and detection mechanisms.
• Possess analytical thinking and clear written and verbal communication skills.
• Experienced in cloud technologies and global customer environments.
• Hold an academic background in Computer Science, Information Technology, Engineering, or a related discipline.
• Preferably hold security certifications such as CISM, CISSP, or SANS credentials.Known for integrity, self-motivation, collaborative working, and cultural sensitivity.
• Able to guide and coach new team members effectively. 

Not a Perfect Fit?

Concerned you may not meet every requirement? Vodafone is committed to creating an inclusive workplace where everyone can thrive. If you are excited about this role but your experience does not align exactly with every aspect of the job description, you are encouraged to apply. You may be the right candidate for this or another opportunity, and the recruitment team will support you in exploring where your skills fit best.

What’s in it for you

• Opportunity to work as a senior specialist influencing cyber defence capabilities across global markets.
• Exposure to advanced SIEM technologies, cloud environments, and global threat landscapes.
• Ability to lead improvement initiatives and shape operational efficiencies.
• Continuous learning through brown-bag sessions, cross‑team collaboration, and advanced certification pathways.
• Leadership opportunities through mentoring and guiding team members.

What skills you will learn

• Advanced incident investigation and high‑severity alert handling.
• SIEM optimisation, correlation rule development, and automation skills.
• Process design, documentation, and knowledge management practices.
• Cross‑market communication and collaboration with CSIRT teams.Leadership, coaching, and stakeholder engagement capabilities.

VOIS Equal Opportunity Employer Commitment

Vodafone recognises and celebrates the value of diversity in building a workforce that reflects the customers and communities it serves. No form of discrimination is tolerated. This includes, but is not limited to, discrimination based on race, colour, age, veteran status, gender identity, gender expression, sexual orientation, pregnancy, maternity or parental status, ethnicity, disability, religion or belief, political affiliation, trade union membership, nationality, citizenship, indigenous status, medical condition, HIV status, neurodiversity, social origin, cultural background, marital or civil partnership status, or socio-economic background.

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 be truly be yourself and belong, share inspiration, embrace new opportunities, thrive, and make a real difference

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