{"id":574518,"url":"https://alion.io/job/pa-consulting-security-architecture-consultant-cryptography-quantum-security","title":"Security Architecture Consultant (Cryptography & Quantum Security)","company":{"id":6225,"name":"PA Consulting","domain":"paconsulting.com","url":"https://alion.io/company/pa-consulting","size_band":"501-1000","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"B","score":83,"open_postings":28,"ghost_share":0,"stale_share":0.679,"repost_share":0,"time_to_fill_p50_days":41,"computed_at":"2026-11-03T05:54:40Z"}},"role":"Security","role_family":"Security","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["London, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":95000,"max_usd":174000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":36},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"PKI","optional":false}],"status":"live","first_seen_at":"2026-09-09T15:46:59Z","employer_posted_date":"2026-09-09","last_verified_at":"2026-11-03T04:22:36Z","board_verified":true,"closed_at":null,"days_open":54,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":54},"description":"We believe in the power of ingenuity to build a positive human future.\nAs strategies, technologies, and innovation collide, we create opportunity from complexity.\nOur teams of interdisciplinary experts combine innovative thinking and breakthrough technologies to progress further, faster. Our clients adapt and transform, and together we achieve enduring results.\nWe are over 4,000 strategists, innovators, designers, consultants, digital experts, scientists, engineers, and technologists. And we have deep expertise in consumer and manufacturing, defence and security, energy and utilities, financial services, government and public services, health and life sciences, and transport.\nOur teams operate globally from offices across the UK, Ireland, US, Nordics, and Netherlands.\nPA. Bringing Ingenuity to Life.\n Why consider joining our Digital Trust & Cyber Security community?\nPA has one of the leading applied quantum capabilities in consulting, combining expertise across quantum sensing, quantum computing, and quantum-safe security. Working closely with Jacobs and our wider global teams, we help government and commercial clients explore, adopt and secure emerging quantum technologies.\nAs organisations increasingly prepare for the transition to quantum-safe cryptography, we are helping clients understand their exposure to quantum risk, develop migration strategies and embed cryptographic agility into their technology landscapes.\nUnlike many roles focused solely on technology delivery, this position offers the opportunity to help shape a rapidly emerging market. You will work alongside leading experts in cybersecurity, quantum technologies and critical infrastructure while helping some of the world's largest organisations prepare for a future where cryptographic trust must evolve.\nGrow a flexible and unique career within a trust-based, inclusive environment that values excellence, innovation, and curiosity. You have the option to progress with us on a technical career track. No need to go onto the Partner career track if this doesn’t align with what you want to do. \nHybrid working - our approach is to be in the office or on client site a minimum of 2 days per week. \nDeepen your expertise through our culture of learning and growth, with access to technical and non-technical training, professional certifications, and opportunities to contribute to our growing quantum and cryptography community.\nJoin other experts within our supportive and collaborative tech community through knowledge-sharing and peer-level support, coaching and mentoring \nDeepen your expertise through our culture of learning and growth - you’ll have budget to take courses (technical and non-technical training), plus gain certifications \nWhat you can expect\nSecurity architecture and secure-by-design activities.\nCryptography and PKI advisory work.\nPQC readiness assessments and migration planning.\nCryptographic discovery and inventory activities.\nCloud, enterprise and technology transformation programmes.\nClient workshops and stakeholder engagement.\nDevelopment of PQC propositions, methods and thought leadership.\nSupport for bids and business development activity.\nAn environment that deeply cares about its values Values | PA Consulting\n Essential requirements\nEven if you don’t meet every requirement below, feel free to still apply as we are often hiring for similar roles which your background might be better suited to.\nSecurity architecture experience.\nApplied cryptography, PKI, key management or related cybersecurity experience.\nUnderstanding of public key cryptography, certificates and trust services.\nExperience producing assessments, roadmaps and technical recommendations.\nStrong consulting, communication and stakeholder engagement skills.\nAbility to communicate complex technical topics to senior business and technology stakeholders.\nDesirable experience ⭐\nExperience with cloud security architecture.\nEnterprise identity and access management.\nDevSecOps and code signing.\nNetwork security.\nOperational technology or critical infrastructure environments.\nSecurity transformation programmes.\nExperience with PQC standards, migration planning or cryptographic agility initiatives.\nExperience with PQC standards, migration planning or cryptographic agility initiatives is beneficial but not required. We are equally interested in candidates with strong cryptography or security architecture backgrounds who are excited to develop specialist expertise in this area.\nQualifications\nCISSP\nSABSA\nCCSP\nCloud security certifications\nSecurity architecture certifications\nCryptography-related certifications\nPlease be aware that some of our UK roles at PA Consulting require a UK security clearance.\nAll PA people are required to undergo background checks and to achieve the Baseline Personnel Security Standard however, some UK roles also require higher levels of National Security Vetting, where applicants must have at least 5 years of continuous residency in the UK.\nWe therefore ask that you only apply if you meet the residency requirements (i.e. you are a British citizen or have been resident in the UK for the past 5 years), as this is the prerequisite for a security clearance. If you're unsure about your eligibility, we encourage you to review the UK Government’s guidance on security vetting before applying.\n Assessment process\nPlease note that the interview stages may be subject to change based on the specific requirements of the role.\nQuick call with one of our Tech Recruiters - to discuss your application, the role and PA \nRound 1: Either a competency or technical interview (60 mins) \nRound 2: Either a competency or technical interview, whichever you didn’t do at first round (60 mins) \nFinal round : Meeting with a PA leader - a mini case study and discussion around your client-centricity (60 mins) \nLife At PA encompasses our peoples' experience at PA. It's about how we enrich peoples’ working lives by giving them access to unique people and growth opportunities and purpose led meaningful work.\nOur purpose guides how we work with our clients and our teams, and support our communities, to deliver insight and impact, solving the world’s most complex challenges. We're focused on building a workplace that values human difference and diverse mindsets, and a culture of inclusion and equality that unlocks the potential in our people so everyone can be their best self.\nFind out more about Life at PA here.\nWe are dedicated to supporting the physical, emotional, social and financial well-being of our people. Check out some of our extensive benefits:\nHealth and lifestyle perks accompanying private healthcare for you and your family \n25 days annual leave (plus a bonus half day on Christmas Eve) with the opportunity to buy 5 additional days \nGenerous company pension scheme \nOpportunity to get involved with community and charity-based initiatives \nAnnual performance-based bonus \nPA share ownership \nTax efficient benefits (cycle to work, give as you earn) \nWe’re committed to advancing equality. We recruit, retain, reward and develop our people based solely on their abilities and contributions and without reference to their age, background, disability, genetic information, parental or family status, religion or belief, race, ethnicity, nationality, sex, sexual orientation, gender identity (or expression), political belief, veteran status, any other range of human difference brought about by identity and experience. We welcome applications from underrepresented groups.\nAdjustments or accommodations - Should you need any adjustments or accommodations to the recruitment process, at either application or interview, please contact us on ","description_format":"text","description_chars":7729,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"All levels","optional":false}]},"benefits":["Annual leave","Growth opportunities","Hybrid work"],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Information Security","Management Consulting","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-09-09T15:55:37Z"}],"visa":[],"liveness":{"score":31,"band":"fade","label":"Fading","p_open":1,"p_active":0.556,"p_room":0.55,"age_days":54,"expected_fill_days":41,"reasons":["conf:1","stale_co","velocity","win:tail"],"computed_at":"2026-11-03T05:54:40Z"},"pay":null,"html_url":"https://alion.io/job/pa-consulting-security-architecture-consultant-cryptography-quantum-security","json_url":"https://alion.io/job/pa-consulting-security-architecture-consultant-cryptography-quantum-security.json","meta":{"generated_at":"2026-11-03T08:12:41Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":11739,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-04T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":6225},"rest":"https://alion.io/mcp/rest/get_company?id=6225"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fpa-consulting-security-architecture-consultant-cryptography-quantum-security"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fpa-consulting-security-architecture-consultant-cryptography-quantum-security"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fpa-consulting-security-architecture-consultant-cryptography-quantum-security"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/pa-consulting-security-architecture-consultant-cryptography-quantum-security\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fpa-consulting-security-architecture-consultant-cryptography-quantum-security"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":574518}},{"tool":"search_jobs","arguments":{"company":"paconsulting.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":574518},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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