Senior Linux Systems Administrator onsite in Greece or fully Remote

Posted 11 October 2022
Contact NameKatarzyna Baran

Job description

Senior Linux System Administrator onsite in Greece or fully remote

  • Be part of the development of the company's advanced trading platform
  • Join a culture of strong teamwork, passion for work, learning and development
  • Fully remote possibility and competitive salary

With over 5,500,000 clients over the years, this company has grown to become a large and well established international investment firm and has become a true industry leader. You will be joining a trading company who fosters a sustainable workforce development through a wide spectrum of cultures, and approaches your needs with openness to cultural, national, ethnic and religious diversity. With their advanced trading platforms and and flexible trading conditions they are dedicated to delivering superior services.

Our client is now looking for the new Senior Linux Systems Administrator, who will be a key member of the team. The team is responsible for building and supporting various Linux systems & services within the Global IT Infrastructure including Head Quarters, Data Centers and Cloud assets. The new admin will work directly with the various system/service owners, lead automation, troubleshoot, fix, and escalate issues to the appropriate teams and drive the team to improve operational efficiency for all maintained systems.


  • Effectively install, configure, operate, and maintain Linux Systems (RHEL/CentOS / Fedora) software and related infrastructure
  • Patch updates on OS and Applications, maintain package sources and compliance reports and patch scheduled deployments
  • Maintain and improve the security posture and hardening of the Linux environments, vulnerability remediation deployments
  • Automate managing users, groups, password policies and other user configurations within the NetSec department requirements
  • Automate identification, categorization, sensitivity and ownership of Linux OS and Software Assets
  • Perform continuous health monitoring, improve the stability/performance of the Linux Systems and troubleshoot issues that may arise
  • Evaluate new technologies, review/ improve current ones
  • Perform backup/restore/rollback and disaster recovery operations in Linux Infrastructure environments
  • Communicate with other teams for mitigation of any issues with managed environments
  • Create, update and organize technical documentation and knowledge base for the team and other departments


Job Requirements

  • 3+ years of Linux Systems administration; deep knowledge and experience with RedHat based Operating Systems
  • Working experience with shell command line usage, scripting, using automation tools, experience with Ansible are considered as an advantage
  • Hands-on experience in administering, provisioning, configuring, tuning and monitoring of application web servers (Apache / Nginx), databases (SQL and NoSQL), logging (ELK) and HA systems (AWS ELB / HAProxy)
  • Experience with the best practices of virtualized and/or containerized environments (VMware / VirtualBox / Docker)
  • Experience with Content Delivery Networks (AWS CloudFront / Akamai Ion)
  • Experience with technologies and methodologies of CI/CD processes (GitLab / Jenkins)
  • Self-driven, with ability to take ownership of issues and follow them through to complete
  • Ability to use own initiative, prioritize tasks and work either independently and / or within a team
  • Strong technical documentation abilities
  • Excellent verbal and written English communication skills


  • RHEL / LPI Certification
  • AWS Certification
  • Terraform experience

What’s in it for you?

  • Attractive remuneration package & performance related reward
  • Relocation package for you and your family
  • Corporate pension fund
  • Private health insurance
  • Intellectually stimulating work environment
  • Option to work fully remote
  • Continuous personal development and international training opportunities

Salary: Up to 50K EUR Gross

IT Jobs Worldwide is a professional recruitment company that focuses on connecting IT talents with the most exciting vacancies worldwide. We specialize in specific IT areas including Java, PHP, .NET, Python, JavaScript, Swift, Objective-C, Kotlin, Dart, QA and Testing, Data and BI, and Infrastructure.


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