Senior DEVOPS Lead

Atos is looking for a highly skilled and hands-on Senior Devops with lead experience to design, development, and operation of a mission-critical enterprise platform supporting the air traffic management (ATM) digital ecosystem. This is a unique opportunity to shape the future of aviation technology by building and operating a secure, resilient, and scalable platform. This role requires regular travel to the client site (minimum twice per month).

Key Responsibilities

• Architect, implement, and evolve a container-based platform on OpenShift and Azure IaaS.

• Develop and maintain custom Kubernetes operators for automating lifecycle management of critical services (databases, observability stacks, messaging, APIs).

• Design and implement secure multi-tenant architectures using HashiCorp Vault, Keycloak, and Okta for identity, secrets, and policy enforcement.

• Lead the development of CI/CD automation pipelines with Jenkins.

• Integrate data services (PostgreSQL, MongoDB, Elasticsearch, MinIO) into the platform ecosystem.

• Oversee high availability and disaster recovery strategies across distributed Azure and OpenShift environments.

• Implement observability frameworks (ELK, Prometheus, Grafana) to ensure proactive monitoring and compliance.

• Champion Site Reliability Engineering (SRE) practices and drive continuous improvement.

• Drive Infrastructure as Code (IaC) and Configuration as Code (CaC) adoption using Terraform and Ansible.

• Integrate and manage secure communication layers, including NGINX reverse proxies, API gateways, and TLS certificate management.

• Manage event-driven integration patterns using Solace PubSub+ and Confluent Kafka.

• Collaborate with cybersecurity and compliance teams to implement zero-trust networking and policy-as-code controls.

• Act as a technical authority and mentor for platform engineers and developers.

• Provide architectural reviews and governance for platform components and integrations.

• Liaise with internal stakeholders, partner organizations, and external technology providers.

Required Skills & Experience

• 10+ years of professional experience in software/platform engineering, including 3+ years in a Lead or Lead Developer role, demonstrating the ability to lead cross-functional teams, set architectural direction, and communicate effectively within a multi-national, safety-critical environment.

• Proven experience with OpenShift/Kubernetes (operator SDKs, Helm, ArgoCD, cluster management, GO programming language).

• Deep understanding of Azure IaaS, virtual networking, and hybrid cloud architectures.

• Expert in CI/CD automation (Jenkins, GitOps, or ArgoCD).

• Advanced proficiency in Vault, Keycloak, and Okta for security and identity federation.

• Strong experience with (PostgreSQL, MongoDB, Elasticsearch) and object storage (MinIO).

• Experience with event streaming platforms (Solace, Confluent Kafka).

• Knowledge of NGINX and API Gateway technologies.

• Solid background in Terraform, Ansible, and containerized application delivery.

• Understanding of observability stacks (ELK, Prometheus, Grafana) and log/metric correlation.

• Deep understanding of cybersecurity, compliance, and operational resilience in regulated domains.

• Knowledge of aviation or air traffic management (ATM) systems is a strong plus.

Preferred Qualifications

• Certified Kubernetes Administrator (CKA) or Application Developer (CKAD).

• HashiCorp Certified: Vault Associate.

• Azure Solutions Architect Expert or Azure DevOps Engineer certification.

• Experience with service meshes (Istio, Linkerd) and OpenTelemetry for advanced observability.

What’s in it for you?

• Wellbeing programs & work-life balance - integration and passion-sharing events

• Private medical and dental care

• Benefits platform – shopping, cinema, sport etc.

• Co-funding of sports activities, e.g. Multisport & OK system cards, b-active program

• Courses and certifications e.g. Google Cloud, AWS, ITIL

• Conferences and Expert Communities

• Gift packages for special occasions: Easter, Christmas, Children’s Day

• Appreciation for seniority: additional days off, Atos Jubilee gifts

• Charity and eco initiatives

What happens next?

• Quick conversation with HR

• Interview with a Manager/IT expert/project representative