Apply as Senior Infrastructure Engineer_Linux Engineer

General Information

Job ID
94181
Company
Unicredit S.p.A. - Romania Branch
Competence Line
Digital
Country
Romania
Job Type
Professional
Functional area
Digital & Data
Working time model
Full-time
Contact
alexandra.popescu2@unicredit.eu, usrecruitingit@unicredit.eu

We are looking for an experienced Senior Linux Engineer to join the Infrastructure Engineering & Support team. The role is focused on the design, engineering, operation, and support of enterprise Linux platforms running mission-critical workloads in regulated environments.
In addition to strong Linux system engineering skills, the role requires solid working knowledge of container platforms, particularly Kubernetes, to support modern, containerized workloads alongside traditional infrastructures.
The position sits within the Engineering (L3) function and includes participation in 24/7 on-call rotation, incident resolution, root-cause analysis, and support for production GO-LIVE and major change activities.

What you'll be doing

Linux Engineering & Platform Design
  • Design, build, and evolve enterprise Linux platforms in on-premises and/or cloud environments
  • Define and maintain standard OS builds, configurations, and engineering patterns
  • Ensure stability, availability, performance, and scalability of Linux systems
  • Support technology lifecycle management, upgrades, and obsolescence planning
Container & Kubernetes Platforms
  • Operate and support Kubernetes-based platforms with a focus on reliability and operational stability
  • Support containerized workloads running on Kubernetes in on-premises and/or cloud environments
  • Perform troubleshooting of container, pod, node, and networking issues
  • Collaborate with platform, middleware, and application teams on container onboarding and runtime requirements
  • Apply security best practices for containerized environments
System Administration & Operations (L3)
  • Provide L3 support for Linux and container platform-related incidents
  • Perform advanced troubleshooting and root-cause analysis in production environments
  • Support BAU / Run activities, including incident, problem, and change management
  • Participate in maintenance windows, patching cycles, and major infrastructure changes
Security, Hardening & Compliance
  • Perform Linux system hardening in line with internal security standards and industry best practices
  • Support security hardening and configuration validation for Kubernetes environments
  • Ensure compliance with security, audit, and regulatory requirements
  • Collaborate with Security and Audit teams during assessments and remediation activities
Automation & Infrastructure as Code
  • Design, implement, and maintain automation and Infrastructure as Code solutions
  • Use configuration management and automation tools such as Ansible
  • Contribute to Terraform or similar IaC frameworks
  • Support automation for OS provisioning, configuration, and container platform operations
Performance, Monitoring & Capacity
  • Monitor Linux and Kubernetes platform health, performance, and capacity
  • Identify performance bottlenecks and implement tuning and remediation actions
  • Support proactive capacity planning and availability risk identification
Collaboration & Cross-Team Integration
  • Collaborate with network, storage, middleware, security, and application teams
  • Support application onboarding on both VM-based and container-based platforms
  • Contribute to continuous improvement initiatives to enhance reliability and operational efficiency

What you'll need to succeed

  • Strong hands-on experience as a Linux System Administrator / Engineer in enterprise environments
  • In-depth knowledge of enterprise Linux distributions (e.g. RHEL, Oracle Linux or equivalents)
  • Solid operational experience with Kubernetes platforms (cluster operations and troubleshooting)
  • Understanding of container concepts (Docker / OCI containers, images, registries)
  • Experience supporting mission-critical production systems
  • Proficiency with automation and configuration management tools (Ansible, Terraform or similar)
  • Solid scripting skills (Bash, Python, or similar)
  • Strong troubleshooting, analytical, and communication skills
Preferred / Nice to Have
  • Experience with high-availability or clustering solutions (Pacemaker, Corosync)
  • Exposure to cloud platforms (GCP, Azure)
  • Familiarity with OpenShift or managed Kubernetes offerings
  • Knowledge of DevOps practices and CI/CD pipelines
  • Experience working in regulated or audited environments
  • Relevant certifications (RHCE, CKA/CKAD or equivalent)

What you'll get in return

  • #MakeInnovationHappen: Chance to make an impact in terms of transformation
  • #UnlockYourPotential: Join a young and stimulating environment
  • #ComeAsYouAre: Working within a global team
  • #UnlockYourPotential: Play a role of autonomy with high visibility and exposure
  • #BalanceLifeAndCareer: Flexible working hours & working hybrid;
  • A professional but still friendly work environment;
  • #EnjoyTheBest: Access to our Benefits platform with a dedicated budget that you will be able to use, in order to choose the most suitable benefits for you;
  • Healthcare insurance;
  • Holidays accorded based on your working experience (21 up to 25 days);
  • Career in a leading international banking group, build on the diversity of its strong local roots;
  • Dynamic and multinational environment, full of growing opportunities.

About UniCredit Group

UniCredit is a pan-European leading commercial bank providing best-in-class solutions and services across Italy, Germany, Austria, and Central and Eastern Europe. Our Vision is to be the Bank for Europe's Future. Our Purpose is to Empower Communities to Progress, delivering the best-in-class products and services for all stakeholders, unleashing the potential of our people and our clients across Europe. We serve over 20 million clients, supported by three Group product factories — Corporate, Individual and Payment Solutions — that ensure best-in-class expertise and scalable solutions across all markets. Our integrated model combines local proximity, deep client understanding and Group-wide capabilities, enabling seamless service and outstanding client experience. Digitalisation, operational excellence and a strong commitment to ESG principles underpin our journey, helping us deliver sustainable long-term value for clients, communities, employees and shareholders. Our shared Culture unites our people across all countries, empowering teamwork, driven execution and ambition through Ownership, Integrity and Caring.
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