Junior Database Administrator
Read straight from Crossjoin Solutions's careers page, verified 2d ago.Seekless can tailor your résumé to it.
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Before you apply
LocationTechnological Pole Almada
Work modeon-site
Typefull-time
SeniorityEntry
DepartmentDelivery
Company size7+ people
PostedSep 15, 2026 · 1mo ago
Verified live2d ago
May no longer be actively hiring
First seen on the company's careers page 152 days ago, as an earlier posting with the same description71% of this company's open roles have been listed for 90+ days
Reposted once in the last 6 monthsEarliest listing first seen Jun 6, 2026
How we check a job is still liveAt a glanceSummarised by Seekless from the posting.
Bachelor’s or Master’s degree in Computer Science or a related field
Strong resilience in problem-solving and performing under pressure
High level of autonomy and sense of responsibility
Excellent organizational and time management skills
Effective communication skills
Install, configure, upgrade, maintain and administrate open-source databases (PostgreSQL, MySQL/MariaDB, ElasticSearch, MongoDB, etc.)
Ensure high availability, backups, replication, and disaster recovery
Monitor performance, tune queries
Apply security patches, manage access, and enforce data protection
Automate routine tasks and maintain monitoring/alerting systems
Document environments, procedures, and best practices
Evaluate and implement improvements for reliability, scalability, and cost
No prior professional experience required
With the submission of your application you authorise the treatment and storage of your personal data within Crossjoin Solutions, Lda database for this recruitment process and/or other future opportunities
Skills
PostgreSQL
MySQL
MariaDB
ElasticSearch
MongoDB
Benefits
Health insurance
Gym subscription
Employee assistance program
About the company
Crossjoin Solutions, founded in 2009, is a Portuguese IT company serving over 30 clients across Europe, Latin America, and North America. Through our services, we support tens of millions of consumers in numerous countries worldwide…
We provide consulting services across a broad range of sectors reliant on information systems, including banking, insurance, healthcare, automotive, finance, and telecommunications. Our expertise covers end-to-end performance optimization, enterprise testing, major incident troubleshooting and resolution, full-stack architecture advisory, continuous integration, deployment acceleration, and infrastructure managed services.
You will be integrated in our Academy!
At this Academy, you will be challenged with intensive training, both theoretical and in realistic labs, so you can be ready for Crossjoin’s projects. Here, you’ll not only sharpen your technical abilities but also refine your soft skills, preparing you to face real-world challenges.
Requirements:
•
Bachelor’s or Master’s degree in Computer Science or a related field
•
No prior professional experience required
•
Strong resilience in problem-solving and performing under pressure
•
High level of autonomy and sense of responsibility
•
Excellent organizational and time management skills
•
Effective communication skills
Responsabilities:
•
Install, configure, upgrade, maintain and Administrate open-source databases (PostgreSQL, MySQL/MariaDB, ElasticSearch, MongoDB, etc.).
•
Ensure high availability, backups, replication, and disaster recovery.
•
Monitor performance, tune queries.
•
Apply security patches, manage access, and enforce data protection.
•
Automate routine tasks and maintain monitoring/alerting systems.
•
Document environments, procedures, and best practices.
•
Evaluate and implement improvements for reliability, scalability, and cost.
We offer:
•
Health Insurance (also available for your immediate family)
•
Crosser Assistance Program (support in psychology, psychosocial, financial, legal, and nutrition matters)
•
Structured Individual Development Plan (IDP)
•
Transparent company-wide Career Plan
•
Monthly gym subscription
•
Regular team-building events
Ready to kick off your career as a Junior Database Administrator? Join us at Crossjoin Solutions and become part of an ambitious and supportive team!
Legal
With the submission of your application you authorise the treatment and storage of your personal data within Crossjoin Solutions, Lda database for this recruitment process and/or other future opportunities.