IT & Infrastructure Operations Engineer

- Apply Now About Location: Paris Contract type: Full-time permanent position (CDI) Start date: As soon as possible Compensation: Based on experience and profile ADLIN is an innovative company dedicated to unlocking the value of multi‑modal data. As specialists in multi‑omics, we help accelerate scientific and medical research. We provide secure, collaborative, and compliant digital solutions to structure, explore, and analyze biological data. Our no‑code tools and analytical applications promote interoperability, traceability, and data sovereignty for researchers and industry partners. Joining ADLIN means contributing to an ambitious scientific and technological project , built on rigor, innovation, and meaningful societal impact. The Team You join the team operating both our technical infrastructure and the internal IT environment used by the company. You work with infrastructure, security and DevOps teams across cloud, hosted and on-premise environments. Job Description What You'll Do Operate infrastructure. Administer Linux servers, VMs, storage, networking and supporting services. Maintain systems. Handle patching, upgrades, capacity, certificates, backups and routine maintenance. Troubleshoot. Investigate Linux, network, DNS, VPN, storage and connectivity issues. Operate internal IT. Manage laptops, accounts, SaaS access, employee onboarding/offboarding and day-to-day IT support. Manage assets and access. Maintain inventories of devices, servers, software and SaaS services, and handle routine identity and access operations. Secure endpoints. Help standardize device configuration, encryption, updates and endpoint security. Support recovery. Monitor backups and participate in restore and disaster-recovery tests. Automate operations. Replace repetitive manual tasks with scripts, Ansible and other automation. Your Stack Systems : Linux, macOS, virtualization Containers : Docker, CAAS Networking : DNS, VPN, TCP/IP, firewalls Infrastructure : Cloud, Servers, storage, VMs, hardware Identity : Microsoft 365 / Azure AD, Keycloak, LDAP Endpoint : Provisioning, MDM, security Automation : Bash, Python, Ansible Operations : Monitoring, backups, patching, certificates Preferred Experience What We're Looking For - 3–6 years in systems administration, infrastructure or IT operations - Strong Linux administration skills - Good networking fundamentals - Experience operating servers and infrastructure - Comfortable troubleshooting independently - Experience with patching, backups and operational maintenance - Basic Docker/container knowledge - Experience with user, endpoint and access administration - Rigorous with inventories, procedures and documentation - Autonomous, pragmatic and service-oriented - Interested in automating operations rather than maintaining manual processes - Comfortable in documenting each incremental step of the solution Nice to Have Complementary experience in: - Good communication skills to interact with various actors - Networking, storage and virtualization - Infrastructure sizing and architecture - Monitoring and incident response - Security hardening and vulnerability remediation - Terraform, Ansible and CI/CD fundamentals Recruitment Process - Interview with our Tech Leads - Interview with Julien, our CTO - Technical test or technical interview - Culture & soft‑skills interview Additional Information - Contract Type: Full-Time - Location: Paris - Experience: > 4 years - Possible partial remote - Salary: between 40000€ and 65000€ / year