Remote Senior Cryptographic Services Architect

Walmart Centroid; Abu Dhabi; Remote; AED 180,000 - 260,000; Full time

Job summary

Walmart Centroid is seeking a Senior Cryptographic Services Specialist to design, administer, secure, and improve enterprise cryptographic services across on-premises, cloud, and hybrid environments. You will manage encryption, key management, PKI, and HSM implementations while aligning with security requirements and business priorities in a fully remote role.

The successful candidate will collaborate with Cybersecurity, Cloud Engineering, IAM, and Compliance teams to establish secure

Responsibilities

• Design, implement, administer, and maintain enterprise cryptographic services supporting business applications, infrastructure, cloud platforms, and security systems.
• Establish standards and procedures for secure use of encryption, decryption, hashing, digital signatures, key exchange, and related cryptographic operations.
• Maintain an inventory of cryptographic services, dependencies, supported platforms, service owners, and associated security requirements.
• Define service requirements for availability, performance, scalability, access control, monitoring, resilience, and recoverability.
• Ensure cryptographic services are deployed and operated according to approved security architectures and organizational policies.
• Review existing cryptographic implementations to identify outdated algorithms, unsupported libraries, insecure configurations, and operational weaknesses.
• Coordinate onboarding of applications and infrastructure to approved enterprise cryptographic services.
• Establish consistent service patterns for centralized encryption, certificate validation, digital signing, and cryptographic key access.
• Evaluate new cryptographic technologies and recommend improvements based on security effectiveness, compatibility, and operational requirements.
• Maintain technical documentation covering service architecture, configuration standards, operational dependencies, and support procedures.
• Ensure cryptographic services support business continuity and protection of critical corporate and project information.

Job description

Walmart Centroid is seeking a Senior Cryptographic Services Specialist to design, administer, secure, and improve enterprise cryptographic services across on-premises, cloud, and hybrid environments. You will manage encryption, key management, PKI, and HSM implementations while aligning with security requirements and business priorities in a fully remote role.

The successful candidate will collaborate with Cybersecurity, Cloud Engineering, IAM, and Compliance teams to establish secure