Role Description Tieto Tech Consulting is looking for a highly skilled and motivated Middle/Senior DevOps Engineer (OpenShift, On-Prem) to join a project within a Telecom Team for our client BICS. - Engage with business stakeholders to gather requirements and design solutions that align with engineering standards and support business needs. - Design, implement, and manage Red Hat OpenShift clusters in on-premises (physical and virtualised) environments. - Take ownership of systems engineering projects related to OpenShift infrastructure. - Collaborate with development teams to containerize applications and optimize deployment and release workflows. - Build and maintain CI/CD pipelines using OpenShift and associated DevOps tools. - Automate operational and deployment tasks using Ansible and other scripting tools. - Perform patching and upgrades of OpenShift clusters, ArgoCD, GitLab CI, and related components in compliance with change-management procedures. - Design, implement, and maintain backup, disaster recovery, and redundancy strategies. - Participate in on-call / standby rotation to support critical platform and infrastructure services and ensure service continuity. - Support daily operations including trend analysis, root cause analysis, monitoring, troubleshooting, and resolution of platform issues to ensure high availability and reliability. - Implement and enforce security best practices, including RBAC, vulnerability management, and compliance controls. - Improve alerting, monitoring, and observability capabilities across OpenShift and related systems. - When OpenShift-related workload is limited, perform general system administration activities, including Linux server administration, infrastructure maintenance, and support of data center services as part of the infrastructure team. - Produce and maintain up-to-date documentation, including architecture diagrams, operational procedures, and runbooks. - Provide knowledge transfer, mentoring, and training to colleagues on OpenShift, GitLab, and related infrastructure technologies. Qualifications - 4+ years of relevant professional experience or equivalent certifications (including Red Hat OpenShift), with at least 4 years in IT infrastructure or platform engineering. - Proven hands-on experience deploying, operating, and maintaining OpenShift / Kubernetes platforms in enterprise or on-premise environments. - Strong experience with CI/CD pipelines, particularly using GitLab CI and/or Jenkins. - Solid background in Linux system administration, especially Red Hat Enterprise Linux (RHEL), including design and maintenance of enterprise Linux infrastructure. - Practical experience with infrastructure automation using Ansible or similar tools. - Scripting skills using Bash and/or Python for automation and operational tasks. - Experience with GitOps practices and tools such as ArgoCD or Flux. - Ability to document architectures, configurations, and standards, and to develop and maintain SOPs and technical documentation. - Upper-intermediate level of English (both spoken and written). Requirements - Bachelor’s degree in IT, Engineering or Computer Science (will be an advantage). - Familiarity with Infrastructure as Code tools such as Terraform is a plus. - Experience working with virtualization platforms (e.g., VMware) is an advantage. - Knowledge of ITIL Service Operations principles. - Experience with ArgoCD, monitoring/observability stacks (Prometheus, Grafana, etc.), or disaster recovery tooling (optional but valuable). Personality & Soft Skills - Solution-oriented mindset. - Strong analytical and technical problem-solving abilities. - Ability to work autonomously with minimal guidance, operate at multiple levels of abstraction, and handle ambiguity effectively. - Ability to understand business drivers, stakeholder expectations, and translate them into technical solutions. - Ability to balance strategic considerations with operational practicality. - Excellent communication and collaboration skills; capable of influencing, guiding, and leading distributed technical teams. - Ability to produce high-quality architectural documentation and visual design diagrams (e.g., Visio). - Passionate about technology and its impact on business outcomes. - Highly motivated team player with a “can-do” attitude, dedication, transparency, and integrity. - Comfortable working in a multicultural, international environment. Additional Information At Tieto, we believe in the power of diversity, equity, and inclusion. We encourage applicants of all backgrounds, genders (m/f/d), and walks of life to join our team, as we believe that this fosters an inspiring workplace and fuels innovation. Our commitment to openness, trust, and diversity is at the heart of our mission to create digital futures that benefit businesses, societies, and humanity. - Diversity, equity and inclusion | Sustainability | Tieto - Stay alert to recruitment scams: - Tieto only communicates via @tieto.com email addresses. - We never ask candidates to pay fees or share financial details during recruitment. - If you receive a suspicious message claiming to be from Tieto, don't respond — verify it via our official careers site.

• Work on latest edge Cloud computing to solve difficult, manual and repeatable tasks for users adopting Cloud technologies like AWS, Salesforce, Microsoft and more • Use the latest trends on building SaaS applications using multitenancy, scalability large data volumes / Big Data and more • Develop and expand our portfolio to support most popular Cloud apps (200+) • Develop understanding of not just software development, but also how to design, develop and launch a product from concept to high customer use. • Customer Discovery: Conduct structured workshops with client stakeholders to capture workflows, pain points, and desired outcomes. • Solution Design: Translate business requirements into technical workflows, automations, and integrations. • Deployment Execution: Configure, test, and deploy solutions, ensuring seamless go-live and adoption. • Workflow Automation: Build and customize automations using APIs, scripts, or low-code platforms. • Technical Troubleshooting: Diagnose integration issues, resolve blockers, and iterate based on client feedback. • Customer Advocacy: Serve as the technical expert during onboarding and beyond, ensuring long-term customer success. • Feedback Loop: Provide insights from deployments to product and engineering teams to shape roadmap priorities.

• Améliorer les différents outils de déploiement et d’intégration à l’aide de conteneurs (docker) • Participer à la conception et la maintenance de pipelines CI/CD • Employer les techniques de développement piloté par les tests (TDD). • Élaborer des stratégies d’automatisations de tests • Effectuer des revues de code sur le travail de tes pairs. • Participer aux rencontres scrum de l'équipe: planification, analyse et rétrospectives. • Collaborer avec l'équipe à l'amélioration des techniques et processus d'intégration continue

• Build, maintain, and optimize CI/CD pipelines for AI and machine learning deployments. • Deploy and manage containerized AI workloads using Docker and Kubernetes. • Monitor production environments, model performance, infrastructure health, and system reliability. • Collaborate with AI engineers, data scientists, and solution architects to streamline deployment processes. • Implement Infrastructure-as-Code practices to improve scalability, consistency, and reproducibility. • Manage cloud infrastructure and platform services across AWS, Azure, and GCP environments. • Enforce security, compliance, and access control standards for AI systems. • Troubleshoot infrastructure and deployment issues while supporting incident response efforts. • Create and maintain operational documentation, deployment procedures, and technical runbooks. • Improve observability, monitoring, logging, and alerting frameworks for AI platforms.