Job Description
MentorMate, part of Tietoevry Create is looking for a highly skilled and motivated a highly skilled and motivated Linux System Administrator, a professional who will join a project within a Telecom Team for our respectful client BICS.
Join the team of our customer BICS – a global telecommunication enabler with a physical network stretching through the globe! Grow your expertise through interacting with A-level mobile carriers from all over the world. Get your hands on the vast network with on land, underwater, and space points of presence.Join our decade-long partnership with BICS to ensure confidence in your future and long-term growth!
TietoEvry-BICS team has been growing since 2010… and we are looking forward to grow with you!
- Develop your telecom expertise in diverse portfolio of BICS products, including Voice, Cloud, Signaling, LTE, IoT, etc.
- Enjoy unmatched growth opportunities with BICS vast network and customers around the world.
- Become a part of the international 24/7, follow-the-sun telecom team with presence from Brazil to Singapore.
Tietoevry – BICS team has been growing since 2010… and we are looking forward to growing with you!
Areas of Responsibility
- 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
- Bachelor’s degree in Engineering or Computer Science and at least four (4) years of relevant experience; or equivalent professional certifications (including Red Hat OpenShift training) with at least five (5) years of experience.
- Proven experience deploying, operating, and maintaining OpenShift and GitLab CI platforms.
- Experience in deploying and maintaining OpenShift and GitLab CI platforms
- Proficiency with Ansible and infrastructure automation practices.
- Solid experience in Linux system administration within enterprise or datacenter environments.
- Ability to document architectures, configurations, and standards, and to develop/maintain SOPs and training materials.
- Fluency in English (spoken and written).
Will be 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 Tietoevry, 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 (tietoevry.com)
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