Application Administrator

Manage, secure and optimize enterprise applications — installation, L2 support, integrations, performance tuning, licensing, compliance, and stakeholder communication.

Permanent

Hybrid

Praha

From 70 000 CZK/m

Michal Šoltýs

Senior IT Recruiting Consultant

+421 902 050 368

michal.soltys@successfirst.eu

About the company

Global IT service provider who delivers IT solutions that drive the group’s digitalization. With more than 11,000 employees in over 20 countries around the world is tasked to run, optimize, transform, and innovate the infrastructure, applications, and services to co-create the best customer experience.

JOB DESCRIPTION

Install, configure and maintain applications in the managed portfolio. Monitor application performance and ensure high availability and reliability. Perform regular updates and patches to keep applications secure and up-to-date.
Provide technical L2 support and troubleshooting assistance to application users. Respond to and resolve application-related issues/incidents in a timely manner. Document and track support requests and resolutions using a ticketing system.
Collaborate with other IT teams to integrate applications with other systems and platforms. Ensure seamless data flow and interoperability between applications. Participate in the design and implementation of system integration projects. Management of certificates.
Monitor application performance metrics and identify areas for improvement. Optimize application configurations to enhance performance and efficiency. Conduct regular performance testing and tuning.
Implement and maintain security measures to protect applications and data. Ensure compliance with internal policies and external regulations. Perform regular security audits and vulnerability assessments. Penetration test findings remediation.
Stay updated with the latest industry trends and technologies related to application administration. Propose and implement improvements to application management processes. Contribute to the development of technical documentation and standard operating procedures.
Effectively communicate with customers (primary focus), also with government authorities and suppliers to ensure smooth information flow.

Requirements

3–5 years of experience in application support (additional experience is a plus); relevant University degree is preferred.
Essential: strong hands-on experience with Windows Server and Linux administration.
Very important: solid knowledge of Jboss.
Important: good working knowledge of SQL and PowerShell.
Good to have: experience with Sybase, DB viewer tools, and basic understanding of the architecture of the applications being supported.
Czech/Slovak native speaker, comfortable in an English-speaking environment.
Basic knowledge of AI technologies, principles and their practical use.

BENEFITS

We offer a hybrid work model which recognizes the value of striking a balance between in-person collaboration and remote working incl. up to 25 days per year working from abroad.
We believe in rewarding performance and our compensation and benefits package includes a company bonus scheme, pension, employee shares program and multiple employee discounts (details vary by location).
From career development and digital learning programs to international career mobility, we offer lifelong learning for our employees worldwide and an environment where innovation, delivery and empowerment are fostered.
Flexible working, health and wellbeing offers (including healthcare and parental leave benefits) support to balance family and career and help our people return from career breaks with experience that nothing else can teach

Last update: 20.7.2026

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