LEVUP

Job Vacancy PKI/HSM Engineer

Brussels

LEVUP

Job position

Permanent
As soon as possible
5 to 10 years experience
Brussels, Brussels-Capital, Belgium
Published on 20/02/2026

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We are looking for an experienced engineer to design, automate, and operate our cryptographic and certificate management capabilities across a large-scale, mission-critical environment. You will play a key role in securing our hybrid infrastructure (Windows, Linux, Azure cloud-native services) by building resilient PKI, crypto services, and automation pipelines that scale.

Your role

  • Design, implement, and automate cryptographic services, PKI infrastructures, and certificate lifecycle management across cloud and on-prem platforms.

  • Build secure automation and Infrastructure-as-Code pipelines to support our internal PKI and crypto services.

  • Partner with internal engineering teams to advise, design, and integrate cryptographic solutions aligned with our standards.

  • Troubleshoot and resolve production issues related to cryptography and certificate services.

  • Participate in a Watch Duty rotation (approx. 1 day/week) to ensure operational continuity of critical crypto systems.

Mandatory Technical Skills

  • Strong experience with Azure security services, especially Key Vault, HSM integration, and secret/key lifecycle management.

  • High proficiency in Terraform, Ansible, and automated configuration/deployment workflows.

  • Deep understanding of PKI, certificate management, and modern cryptography (X.509, elliptic curve, key exchange, signing & encryption standards).

  • Hands-on experience implementing or integrating cryptographic protocols: CMS, SCEP, ACME, SAML, TLS, etc.

  • Proficiency in automation and scripting (Python required; PowerShell and Java are assets).

  • Solid understanding of networking and security fundamentals.

  • Experience debugging at system level on Windows/Linux (ETW, strace, tcpdump, wireshark, etc.).

    Nice to Have
     

  • Experience with large, regulated, mission-critical environments.

  • Knowledge of cloud-native identity and access patterns beyond PKI.

  • Contributions to security automation frameworks or internal tooling.

Soft Skills

  • Strong communication skills in English (C1+).

  • Ability to collaborate effectively with engineering, architecture, and security teams.

  • Proactive problem solver with a structured approach.

  • High level of ownership and accountability.

  • Ability to identify risks, propose solutions, and challenge the status quo.

  • Bachelor’s Degree in Computer Science or equivalent experience.

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PKI/HSM Engineer

LEVUP

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