VodafoneThree - Defence PKI Lead

## \n\nLocation: Southwest (client visits) + Hybrid \nSalary: Excellent basic salary plus bonus and Vodafone benefits \nWorking Hours: Full time 37.5 hours per week \u2013 Monday to Friday \n \n \n \nHybrid \n \nWe believe that through collaboration and connection with our colleagues we can achieve great things. Our hybrid working approach allows our people to work both in the office and at home, providing the flexibility and resources you need to succeed in your role. We don\u0027t require you to be in on specific days; instead, we ask people to come into the office 2-3 days each week, for at least 8 days per month. You should work with your line manager to understand what their expectations are for you, your specific role and your team. \n\n\n## \n\nWho We Are \n \nWe\u2019re here to build a network the UK can count on \u2013 one that connects people, places and potential. Because no matter where you live, what your background is, or how you get online \u2013 we think everyone deserves the same chance to stay connected, and with VodafoneThree, that future\u2019s being built \u2013 today. \n \nWe\u2019re creating more than the UK\u2019s best network. We\u2019re helping close the digital divide, empower communities and drive meaningful progress. \n \nWe believe that everyone should feel they belong. Whoever you are and whatever your story, there\u2019s space for you here. We\u2019re building a workplace where different perspectives are welcomed, voices are heard, and everyone feels safe to show up as themselves. \n \nYou\u2019ll join a team that genuinely cares \u2013 about each other, about our customers, and about the future we\u2019re building. From day one, you\u2019ll be welcomed, valued and encouraged to bring your whole self to work. \n \n \n \nWhy VodafoneThree \n \nJoin us and you\u2019ll be at the heart of change. That means building responsibly, investing sustainably and creating opportunities that last. \n \nWe\u2019re not just expanding connectivity; we\u2019re reimagining what a connected nation looks like. With \u00a311bn invested in 5G and digital infrastructure, your work will directly power businesses, services, and communities across the country. \n \nYou\u2019ll work on real challenges, with real impact, across every corner of the country. Wherever you join us, whatever your role, you\u2019ll be helping to build a future that works better for everyone. \n \nWe move at pace, because what we\u2019re building matters \u2013 and we\u2019re learning as we go. We\u2019re proud of the progress we\u2019ve made, but we\u2019re just getting started. \n \nJoin Vodafone Business Security Enhanced and strengthen the cyber security of the UK\u0027s Critical National Infrastructure and public sector organisations. \n\n\n## \n\nWhat you\u2019ll do \n \nAs the PKI Defence Lead, you will be the authority guiding the design, implementation, and ongoing assurance of secure Public Key Infrastructure within classified and mission critical environments. Your work will underpin cryptographic integrity, identity assurance, and secure communications across systems that protect national interests. This is a role for someone who thrives in high stakes security contexts and is ready to lead the evolution of PKI capabilities across a complex, multi partner ecosystem. \n \n\n\n * Develop and maintain PKI architectures aligned with security standards for sensitive and regulated environments including designing certificate hierarchies, trust models, and key management strategies.\n * Deploy and manage Certificate Authorities (CAs), Registration Authorities (RAs), and associated infrastructure, and oversee lifecycle management of digital certificates and cryptographic keys.\n * Ensure PKI systems comply with relevant governmental, international and other applicable regulatory requirements, and conduct audits, risk assessments, and vulnerability analysis of PKI components.\n * Integrate PKI with identity and access management (IdAM), secure email, VPNs, and authentication systems, and provide expert support for incident response involving cryptographic systems.\n * Collaborate with internal teams, clients, and external vendors to ensure secure and interoperable PKI solutions and provide training and guidance to technical teams and end-users.\n\n\n\n## \n\nWho you are \n \n\n\n * Proven experience in PKI design and operations within government, public sector, or critical national infrastructure.\n * Current DV clearance or eligibility and willingness to undergo DV vetting\n * Deep understanding of cryptographic protocols (X.509, OCSP, SCEP, CMP, etc.).\n * Familiarity with HSMs, smart cards, TPMs, and secure enclaves.\n * Experience with tools such as Microsoft AD CS, EJBCA, OpenSSL, and Venafi.\n * Strong knowledge of cybersecurity frameworks (e.g., NIST 800-53, ISO 27001, CIS Controls).\n * Successful implementation and maintenance of secure PKI systems.\n * Ensure compliance with relevant international and organisational regulations.\n * Maintaining continuous assurance, auditing and monitoring activities.\n * Ability to work within secure environments and handle sensitive data securely.\n\n\n\n \n \nWorried that you don\u2019t meet all the desired criteria exactly? \nWe 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\u2019re excited about this role but your experience doesn\u2019t 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. \n\n\n## \n\nWhat we offer \n \nWe care about our people\u2019s 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. \n \n \n \nNeed to Know \n \nWe 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. \n \nIf 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 (https://careers.vodafone.com/uk/reasonable-adjustments/) for guidance. \n \nWe 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. \n \nDuring the interview, we want you to rely on your own knowledge and skills to show us who you really are\u2014your personality, creativity, and abilities. Above all, we\u2019re looking for authenticity and can\u2019t wait to get to know the real you. \n\n\n## \n\n#VodafoneThree \n#LI-Hybrid\n