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Senior Linux Server Engineer (Contractor)



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For over 80 years, GfK has been a reliable and trusted insight partner for the world’s biggest companies and leading brands who make a difference in every consumer’s life - and we will continue to build on this. We connect data, science and innovative digital research solutions to provide answers for key business questions around consumers, markets, brands and media. With our headquarters in Germany and a presence in around 60 countries worldwide, you benefit from our global company with a diverse community of ~9,000 employees.

Harnessing the power of our workforce, the greatest asset we have is our people. As part of GfK, you can take your future into your own hands. We value talent, skills and responsibility and support your development within our international teams. We are proud of our heritage and our future: Currently we are in the latter stages of a transformational journey from a traditional market research company to a trusted provider of prescriptive data analytics powered by innovative technology. This is only possible with extraordinary people and this is why we are looking for YOU to help create our future. For our employees as well as for our clients we pursue one goal: Growth from Knowledge!

Job Description

Mission of the role

The Senior Linux Server Engineer’s role is to design, install, manage, monitor and decommission Linux servers across the enterprise while ensuring high levels of availability. This person is also responsible for defining standards and models for server management, as well as developing, implementing and overseeing policies and procedures to ensure the integrity and availability of servers and associated software.

Position is a contract role for 2022.

As a Senior Linux Server Engineer you will have the following key accountabilities: 

  • Plan, design, and proactively develop server platforms to help support cross-organization systems;

  • Lead and participate in the installation, monitoring, maintenance, support, and optimization of all server hardware and software;

  • Design and implement redundant systems, policies, and procedures for disaster recovery to ensure effective availability, protection, and integrity of server infrastructure;

  • Work with key stakeholders to plan and implement upgrades as required;

  • Mentor and provide leadership to junior members of the team.;

  • Configure and maintain server platforms to ensure reliable operations;

  • Develop, implement, and maintain change control and testing processes for modifications to servers;

  • Manage server, operating system and application patching - perform appropriate regular and timely patch management for server Infrastructure;

  • Manage server performance monitoring, providing KPI statistics and reporting as required by senior management, as well as performing problem troubleshooting to quickly restore service to the business whenever issues arise;

  • Create and maintain full documentation relating to physical and virtual server configurations and service records (include defining server policies and processes;

  • Provide effective, appropriate and timely communication as appropriate;

  • Mentor and provide leadership to junior members of the team.

Now that you know what a Senior Linux Server Engineer does, what skills, qualifications and experience do you need?

  • Minimum of 5 years’ experience as a Linux server engineer in large (1,000+ users) multi-site environments, commissioning and administering physical and virtual servers;

  • Minimum of 3 years’ experience as a senior Linux server engineer;

  • Valid Red Hat Certified Engineer (RHCE) minimum;

  • Extensive experience working in a web operations supporting public facing, mission critical websites;

  • Strong experience of supporting of web hosting environments based on Linux;

  • Experience of working with an agile development team and familiarity with the agile development framework.

  • Experience with building custom RPMs;

  • Experience identifying performance issues and optimizing web applications;

  • Experience of installation, maintenance, and administration of continuous integration servers and build artefact repositories;

  • Experience working in a team-oriented, collaborative environment;

  • Experience building and maintaining strong working relationships with other technical teams, including internal infrastructure teams and external service providers, vendors and partners;

  • Experience mentoring and providing leadership to junior team members;

  • Strong Linux system administration experience;

  • Strong scripting skills and an understanding of Infrastructure as Code: Design and security, configuration management, integration, deployment, performance monitoring and tuning, automation of infrastructure;

  • Strong understanding of server security best practices;

  • Experience with templates and other configurable items to enable automation;

  • Strong knowledge of automation and configuration management technologies e.g. Hudson and Jenkins;

  • Familiarity with deployment techniques (and tools) in a distributed environment;

  • Strong knowledge of monitoring tools such as Nagios, RRD, Cacti, etc.;

  • Basic understanding of relational and non-relational databases;

  • Familiarity with messaging and queuing services;

  • Strong analytical skills, able to investigate faults and determine root cause issues;

  • Strong customer service orientation;

  • Strong documentation authoring skills;

  • Ability to effectively priorities and execute tasks in high-pressure situations;

  • Ability to present complex technical information to non-technical audiences.

Join our team and benefit from the following advantages:  

  • Exciting work environment that brings people together

  • Use of the latest digital technologies

  • Initial and ongoing trainings to support your development

  • Opportunities for personal and professional growth

  • Competitive remuneration and bonus scheme linked to individual performance and company results

  • Flexible working hours and home office

  • 3 additional non-working days annually

  • Food vouchers

  • Health insurance

  • Discount program with external vendors

  • Eco friendly travelers are welcome to the office – parking places for bikers and free card for public transportation are available to all employees

  • Last but not least – GfK Sofia office is located close to the city centre and easily accessible from any point by public transportation – 47A Tsarisgradsko Shose Blvd

All documents will be treated in the strictest confidentiality.
Only short-listed candidates will be invited for an interview.

    We are an ethical and honest company that is wholly committed to its clients and employees. We are proud to be an inclusive workplace for all and are committed to equal opportunity in employment which focuses on all of our employees reaching their full potential. At GfK we work collaboratively with our colleagues but offer a flexible working approach, including dividing our time between office & remote working as well as the opportunity to flex our working hours around team core hours.

    We offer an exciting work environment that brings people together. We encourage an entrepreneurial and innovative spirit. We make use of the latest digital technologies. We are looking for self-starters, who accept challenges and create solutions.

    Can there be a better place to take center stage in the digital revolution? We are excited to get to know you!

    Posted: 42 days ago

    City: Sofia

    Work Area: IT

    Job Time: Full Time

    Requisition ID: R00015702