Senior IAM & Digital Signature Expert

About Atos Group

Atos Group is a global leader in digital transformation with c. 56,000 employees and annual revenue of c. €7.2 billion (at the go-forward perimeter), operating in 54 countries under two brands - Atos for services and Eviden for products and systems. European number one in cybersecurity and a leader in cloud, Atos Group is committed to a secure and decarbonized future and provides tailored AI-powered, end-to-end solutions for all industries. Atos Group is the brand under which Atos SE (Societas Europaea) operates. Atos SE listed on Euronext Paris.

The purpose of Atos Group is to help design the future of the information space. Its expertise and services support the development of knowledge, education and research in a multicultural approach and contribute to the development of scientific and technological excellence. Across the world, the Group enables its customers and employees, and members of societies at large to live, work and develop sustainably, in a safe and secure information space.

We are looking for an experienced Expert in Digital Signatures, PKI & Trust Services to join our Cybersecurity and Digital Identity team.

In this role, you will design, implement and optimize secure digital trust solutions supporting enterprise identity, electronic signatures and trust services. You will work with international clients and multidisciplinary teams to deliver scalable, compliant and business-critical cybersecurity solutions.

This is an excellent opportunity for professionals passionate about PKI, IAM, Digital Identity, Electronic Signatures and Trust Services .

Your Responsibilities

Advise business and technical stakeholders on digital signature and trust service solutions

Gather, analyze and translate business and security requirements into technical solutions

Design, implement and maintain Public Key Infrastructure (PKI) environments

Support digital signature, certificate management and trust service platforms

Integrate authentication, authorization and trust services with enterprise applications

Configure and troubleshoot IAM and Single Sign-On solutions

Participate in architecture design, technology selection and solution reviews

Develop technical standards, operational procedures and security best practices

Ensure compliance with security and regulatory requirements

Support workshops, technical discussions and client-facing activities

Required Skills & Experience

Must Have

Minimum 5 years of experience in:

Public Key Infrastructure (PKI)

Digital Signatures

Identity & Access Management (IAM)

Digital Identity, Cybersecurity or Trust Services

Strong understanding of:

Electronic signatures and digital trust concepts

Authentication and authorization mechanisms

Cryptography fundamentals

X.509 certificates and certificate lifecycle management

TLS/SSL security concepts

Hands-on experience with:

Keycloak

Red Hat SSO

OIDC

OAuth2

REST APIs

Web Services

WildFly / JBoss Administration

Windows Server PKI

TLS configuration and troubleshooting

German language skills (B2+)

English language skills (B2+)

Nice to Have

Knowledge of:

eIDAS / eIDAS 2.0

ETSI standards

Qualified Trust Services

PKI governance and certificate policies

Experience with:

Digital Identity platforms

Certificate management solutions

HSM integration

Long-Term Validation (LTV)

Digital archiving solutions

Highly available and scalable security architectures

Scripting skills (JavaScript and/or PowerShell)

Previous experience in:

Cybersecurity consulting

Regulated industries

Enterprise-scale security transformation programs

What We Offer

• Participation in international cybersecurity and digital transformation projects

• Opportunity to work with modern IAM, PKI and Trust Services technologies

• Hybrid or remote-friendly working model

• Collaborative and multicultural environment

• Continuous learning and professional development opportunities

• Access to complex, enterprise-scale security initiatives

• Long-term career growth within a global technology organization

Atos We take care of your personal data privacy. More information about processing your data within recruitment process you can find on our website: https://atos.net/pl/polska/gdpr Eviden | Privacy Policy Nasze przedsiębiorstwo przestrzega zasad ochrony sygnalistów ustanowionych w dedykowanej procedurze zgodnie z ustawą z dnia 14 czerwca 2024 r. o ochronie sygnalistów (Dz.U. z 2024 r. poz. 928), zapewniając wszystkim pracownikom oraz osobom ubiegającym się o zatrudnienie lub świadczenie usług pełną poufność i ochronę w zakresie zgłaszania naruszeń prawa.

Let’s grow together.

Choose your future. Choose Atos.