ericsson-nikola-tesla4mo ago

Oracle Database Administrator

Croatia·ZagrebHybridmid

Database AdministratorData & AI

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Quick Summary

Overview

At Ericsson Nikola Tesla, we don’t just follow technology—we shape it. With nearly 3000 professionals, mostly from STEM fields, we’re a powerhouse of innovation built on over 75 years of experience.

Technical Tools

ansiblepostgresqlsqldatabase-designlinuxmentoringperformance-optimization

At Ericsson Nikola Tesla, we don’t just follow technology—we shape it. With nearly 3000 professionals, mostly from STEM fields, we’re a powerhouse of innovation built on over 75 years of experience. As the region’s leading R&D center and a leading exporter of software development services, we blend deep expertise with bold ideas—lighting the way toward a more connected, secure, and intelligent future. Beyond our cutting-edge ICT solutions in the telecom sector, we’re also shaping the future in healthcare, transport, public services, and multimedia. Our innovative technologies make a real difference—enhancing everyday life and delivering meaningful value to communities. 

We’re currently seeking an Oracle Database Administrator to join our Digital Society team, which focuses on delivering cutting-edge ICT solutions for both public and private sectors. This fast-growing team of almost 250 experts works on impactful projects for local and international clients, outside the telecom domain.

Responsibilities

~1 min read

→Administering, configuring, and maintaining Oracle multitenant and pluggable databases (19c or newer)
→Implementing and maintaining Oracle Data Guard, RAC, and other high-availability solutions
→Configuring and managing Oracle Enterprise Manager for full infrastructure oversight
→Monitoring database performance, availability, and security
→Optimizing queries and improving overall database efficiency
→Managing backup and restore processes using RMAN
→Ensuring high availability and data security
→Applying patches, performing upgrades, and managing database migrations
→Collaborating with development and infrastructure teams
→Troubleshooting incidents and providing technical support related to databases

Excellent knowledge of Oracle database administration, including installation, configuration, backup/restore, monitoring, and high availability (RAC)
Strong expertise in SQL and PL/SQL
Deep understanding of database architecture and design
Solid experience in data modeling and database architecture design
Good knowledge of performance optimization concepts, including query and transaction tuning
Familiarity with Oracle replication concepts, including design and development
Very good to excellent knowledge of Enterprise Manager Cloud Control
Experience with scripting in Bash, Shell, or Ansible
Experience with Linux and/or AIX operating systems
A strong commitment to continuous learning and professional growth
An open mindset with a willingness to experiment, take risks, and learn from failure
A collaborative spirit and eagerness to share knowledge and support the growth of others

Nice to Have

~1 min read

Experience with Oracle Data Integrator (ODI)
Familiarity with Informix database
Hands-on experience with EnterpriseDB PostgreSQL
Experience working with Greenplum database
Oracle certificates

What We Offer

~2 min read

You won’t just work on cutting-edge technology—you’ll be part of a team that values your ideas, supports your growth, and makes sure you enjoy the journey along the way. Here’s what you can look forward to:

✓Smooth start – a company laptop, and a mobile phone with great plan.

✓Flexibility – hybrid work and flexible hours that fit your lifestyle.

✓Career growth – level up with mentoring, scholarships, and continuous learning.

✓Performance rewards – annual awards, performance-based bonuses, innovation incentives, and a holiday allowance.

✓Commute covered – full reimbursement for public transportation.

✓Beyond basic health – regular medical check-ups, supplementary and additional health insurance, and well-being programs.

✓Family support – 2000 EUR newborn gift, kindergarten subsidy, and extra days off for family needs.

✓Referral reward – earn a bonus for bringing great talent.

✓Meal perks – 100 EUR monthly meal allowance and access to our on-site restaurant in Zagreb.

✓Life beyond work – join sports, cultural, and community activities.

✓Active lifestyle – stay active with a partially subsidized Multisport card.

✓Time to recharge – enjoy compensatory time off during the Christmas holidays.