Security Architect

iO Associates - UK/EU; England; Remote; GBP 70,000 - 90,000; Full time

Job summary

iO Associates is seeking a Security Architect to join a leading technology firm. This remote-first/hybrid role involves designing innovative PKI solutions and mentoring junior team members. Applicants should have active SC or DV Clearance and expertise in PKI technologies, making this an excellent opportunity for advancement in the field.

Qualifications

• Active SC or DV Clearance required.
• Expertise in PKI technologies (X.509, SSL/TLS).
• Hands-on experience with cryptographic tools and cloud infrastructure.

Responsibilities

• Design and implement PKI solutions.
• Lead technical discussions and develop proposals.
• Mentor junior team members and oversee projects.

Skills

PKI technologies and standards

Cryptographic algorithms

Key management

Strong stakeholder engagement

Tools

Keyfactor Command

Venafi TLS Protect

EJBCA

Microsoft AD CS

Job description

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iO Associates - UK/EU provided pay range

This range is provided by iO Associates - UK/EU. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

Direct message the job poster from iO Associates - UK/EU

Lead Principal Consultant - Government, Defence & Security

Security Architect

Remote-first / Hybrid Working with occasional travel for client meetings in the U.K

About the Role:

iO Associates are partnering with a leading technology firm in their search for an experienced Senior PKI Architect.

Due to the exciting nature of the role and the projects you will be involved in, active SC or DV Clearance is required for eligibility.

In this role, you will be at the forefront of designing, implementing, and supporting cutting-edge Public Key Infrastructure (PKI) solutions for high-profile clients.

You will be involved in the entire solution lifecycle-from pre-sales architecture to implementation and ongoing internal improvements-driving strategic initiatives while ensuring technical excellence and a strong focus on client satisfaction.

Key Responsibilities:

• Pre-Sales & Client Engagement: Lead technical discussions, develop proposals, and educate stakeholders on PKI.
• Solution Architecture & Delivery: Design and implement PKI solutions, oversee CA/RA setups, and ensure compliance.
• Innovation & Improvement: Create design patterns, conduct reviews, and improve solution delivery.
• Team Development: Mentor junior team members and support hiring through your network.

Requirements:

• Expertise in PKI technologies and standards (X.509, SSL/TLS, S/MIME).
• Strong understanding of cryptographic algorithms, key management, and code signing.
• Hands-on experience with tools such as Keyfactor Command, Venafi TLS Protect, AppViewX CERT+, EJBCA, Microsoft AD CS, and HSMs (Thales Luna, EnTrust nCipher, Fortanix DSM).
• Cloud infrastructure experience (AWS, Azure).
• Familiarity with regulatory frameworks: NIST, GDPR, etc.
• Proficiency in technical documentation (MS Word, Visio, PowerPoint, Excel).
• Strong stakeholder engagement and communication skills.
• Desirable: CISSP, CISM, CompTIA Security+, or a recognised Vendor Certification.

If you are passionate about cryptography and PKI, and you're ready to take the next step in your career, we would love to hear from you.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Information Technology

• Industries

  Technology, Information and Internet

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