Three - IT Infrastructure & Security Lead

Location: Farnborough
Salary: Excellent basic salary plus bonus and Vodafone benefits
Working Hours: Full time 37.5 hours per week – Monday to Friday

Security Clearance: This position requires the ability to obtain a UK Developed Vetting (DV) clearance.
 

Who We Are

We're here to build a network the UK can count on – one that connects people, places and potential. Because no matter where you live, what your background is, or how you get online – we think everyone deserves the same chance to stay connected, and with VodafoneThree, that future's being built – today.

We're creating more than the UK's best network. We're helping close the digital divide, empower communities and drive meaningful progress.

We believe that everyone should feel they belong. Whoever you are and whatever your story, there's space for you here. We're building a workplace where different perspectives are welcomed, voices are heard, and everyone feels safe to show up as themselves.

You'll join a team that genuinely cares – about each other, about our customers, and about the future we're building. From day one, you'll be welcomed, valued and encouraged to bring your whole self to work.

Why VodafoneThree

Join us and you'll be at the heart of change. That means building responsibly, investing sustainably and creating opportunities that last.

We're not just expanding connectivity; we're reimagining what a connected nation looks like. With £11bn invested in 5G and digital infrastructure, your work will directly power businesses, services, and communities across the country.

You'll work on real challenges, with real impact, across every corner of the country. Wherever you join us, whatever your role, you'll be helping to build a future that works better for everyone.

We move at pace, because what we're building matters – and we're learning as we go. We're proud of the progress we've made, but we're just getting started.

Join Vodafone Business Security Enhanced and strengthen the cyber security of the UK's Critical National Infrastructure and public sector organisations.
 

What you'll do

In this role, you'll be at the heart of our Secure Operations team, driving strategy and innovation across everything from private cloud solutions to highly secure air-gapped networks. You'll make a real impact by ensuring our infrastructure is robust, scalable, and future-ready. You'll play a pivotal role in defining and delivering our IT infrastructure and security roadmap. 

Here's what your day-to-day will look like:

• Partner with ICT Architects to turn infrastructure designs into reality and guide projects through their lifecycle.
• Create clear, insightful documentation and reports that support our IT Infrastructure & Security function.
• Be the go-to technical expert for IT Systems Administrators and Analysts when challenges arise.
• Define and optimize our technology stack to strengthen security, disaster recovery, and BAU support across production and pre-production environments.
• Collaborate with teams like PMO, NOC, SOC, and network delivery to ensure seamless integration between operational and business support systems.
• Shape and manage the department's IT Disaster Recovery strategy alongside the IT Systems Lead.
• Present complex technical concepts in a way that everyone—from techies to non-techies—can understand.

Who you are

• Experience designing and deploying secure on-prem technology solutions.
• Strong background in managing enterprise infrastructure environments.
• Proven ability in infrastructure sizing and capacity planning.
• Hands-on experience with infrastructure automation.
• Solid knowledge of virtualization technologies (VMware) and SAN environments (EMC).
• Deep understanding of core IT and security principles.
• A degree in Computer Science or IT—or equivalent industry experience.
• Proactive, self-motivated, and eager to stay ahead of emerging technologies.
• Eligible and willing to undergo DV clearance.

Worried that you don't meet all the desired criteria exactly?
We know that everyone is unique, with multiple aspects to their identity and different experiences behind them. 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 we offer

We care about our people's success by offering great pay, bonuses, up to 28 days off plus bank holidays, and paid time for charity work. You can personalise our benefits for you and your family, like discounts, vouchers, a pension plan and loads more. We help with your career through our amazing learning tools and top-notch parental leave policies.

Need to Know

We are regulated by the Financial Conduct Authority and all offers of employment for this role are subject to background checks, including criminal (DBS) and financial checks to meet the regulators standards.

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, a sign language interpreter, or assistive technology, please refer to the Accessibility section of our Careers website ) for guidance.

We use AI in different parts of our business to boost innovation, improve efficiency, and create new opportunities. We know many candidates use AI to fine-tune their CVs or prepare for interviews, but what we really care about is your unique experiences and achievements.

During the interview, we want you to rely on your own knowledge and skills to show us who you really are—your personality, creativity, and abilities. Above all, we're looking for authenticity and can't wait to get to know the real you.
 

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