IT Application Administrator

Role overview

This position centers on administering enterprise applications and SQL Server databases, ensuring they remain reliable, secure, and well-performing. The role combines database administration, second-line support for business applications, monitoring, incident handling, and continuous improvement work in a multinational environment.

What you’ll bring

• At least 2 years of practical experience with Microsoft SQL Server, covering installation, setup, performance monitoring, troubleshooting, backups, restores, and maintenance planning.
• Background supporting enterprise or third-party software vendors, including issue resolution, upgrades, and troubleshooting.
• Good working knowledge of Windows Server environments and virtualization technologies; VMware is expected, while Hyper-V is considered an advantage.
• Strong capability in technical troubleshooting, root-cause analysis, and implementing fixes.
• Working knowledge of enterprise database fundamentals such as availability, performance, security, and recoverability.
• Basic exposure to cloud platforms, preferably Azure, with AWS or GCP also acceptable.
• Understanding of application lifecycle tasks such as installation, upgrades, patching, and decommissioning.
• Awareness of security and compliance topics, including access control, encryption, and audit preparedness.
• Advanced English communication skills, both written and spoken.
• Ability to independently manage technical tasks and projects from start to finish.
• Strong analytical thinking and a solution-oriented mindset.
• Collaborative, accountable, and team-focused working style.
• Bachelor’s or Master’s degree in IT or a related discipline.

Core responsibilities

• Install, configure, administer, and maintain SQL Server databases across different environments.
• Track database health, capacity, performance, and availability on an ongoing basis.
• Carry out performance optimization and SQL diagnostics.
• Ensure database operations align with security, compliance, and audit expectations.
• Produce and update technical documentation and operational procedures.
• Install, upgrade, and support on-premise enterprise applications.
• Own application settings, operating-system dependencies, and integration touchpoints.
• Serve as second-line support for complex incidents escalated from first-line teams.
• Investigate application, OS, and database problems using logs, monitoring tools, and system metrics.
• Work with infrastructure teams while not directly owning infrastructure operations.
• Continuously monitor application and database status through alerting and monitoring tools.
• Identify and resolve bottlenecks related to CPU, memory, storage, and I/O.
• Take part in critical and high-severity incident response alongside incident management.
• Contribute expertise during problem management and root-cause analysis.
• Execute system changes in line with change-management procedures.
• Support upgrades, migrations, and other improvement initiatives for applications and databases.
• Look for ways to strengthen stability, performance, and operational efficiency.
• Assist with standardization and automation efforts where relevant.
• Provide high-quality technical support to other IT teams across Deloitte Central Europe.
• Prepare installation manuals, runbooks, and troubleshooting references.
• Coordinate effectively with local and regional IT teams, application vendors, and global Deloitte IT groups.
• Communicate clearly with both technical specialists and non-technical stakeholders.

Additional advantages

• Experience with Azure SQL or Azure services in hybrid setups.
• Familiarity with monitoring solutions such as SolarWinds, SCOM, or custom SQL monitoring tools.
• Exposure to change, incident, and problem management workflows aligned with ITIL.

How the role is positioned internally

• Acts as a technical authority for applications and databases.
• Serves as the owner of stability and reliability.
• Functions as the final escalation point for complex issues.
• Plays an important part in audit readiness, security, and compliance.

What Deloitte offers

• A stable employment contract in a multinational company.
• A flexible hybrid work model with a mix of home and office work.
• Strong learning and development support, including an individual training plan, soft-skill and technical training, and access to platforms such as Udemy for Business and LinkedIn Learning.
• A structured onboarding experience and a buddy program for new joiners.
• An open, welcoming culture focused on well-being and diversity & inclusion.

Selection process

The hiring process may include a short online or phone interview with a recruiter, followed by one or more interviews with team members. Feedback is provided regardless of the outcome.

About the employer

The organization operates across 150 countries and brings together people with diverse experience, industries, and services. The role is positioned as a strong opportunity for professional growth, continuous learning, and building experience in an international environment.