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93,000+ live jobsSenior Middleware Administrator (Level 3) – Linux
Remote from Spain·Added yesterday (last checked 30 Oct)
Our summary
- Work mode
- Remote from Spain
- Experience
- 5+ years


Visa options
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Skills
This job advert was originally written in Spanish.
Requirements
What we're looking for
- Minimum Experience: At least 5 years of demonstrable experience in Linux systems administration and middleware platforms.
- Operating Systems: Solid experience in the administration of Linux distributions, preferably Red Hat Enterprise Linux (RHEL) and its derivatives.
- Application Servers: Extensive experience in the installation, configuration, administration, and troubleshooting of application servers such as Apache HTTP Server and Apache Tomcat.
- Automation: Experience in the use of scripting tools (Bash, Python, Perl) and/or configuration automation tools (Ansible, Puppet, Chef).
- High Availability: Experience in the configuration and management of high availability solutions (clustering, load balancers, etc.).
- Controlled Processes: Familiarity and experience working with change management and incident control methodologies (ITIL).
- Incident Diagnosis: Demonstrated ability to diagnose and resolve complex problems in high-demand production environments.
- Monitoring: Experience with system and application monitoring tools (Nagios, Zabbix, Prometheus, Grafana, Dynatrace, etc.).
Pay & benefits
What you'll get
- Opportunity to join a leading technology company with challenging projects.
- Continuous professional development and training.
- Competitive salary package commensurate with experience and qualifications.
- Excellent working environment in a professional and collaborative team.
The role
We are looking to add a Senior Middleware Administrator (Level 3) to our team with solid experience in Linux environments. This role is fundamental to guaranteeing the stability, performance, and security of our systems, playing a key role in advanced support and the resolution of complex incidents.
What you'll do
- Advanced Support (Level 3): Provide specialized technical support and diagnosis of complex incidents on middleware platforms, acting as an escalation point for the Level 2 team.
- Performance Optimization: Actively monitor platform performance, identify bottlenecks, and apply the necessary optimizations to ensure high availability and efficiency.
- Maintenance and Updates: Execute preventive and corrective maintenance tasks, including the application of patches, updates, and software upgrades, minimizing impact on production.
- Platform Security: Implement and maintain the defined security policies for middleware platforms, ensuring protection against threats and vulnerabilities.
- Task Automation: Develop and maintain scripts and tools for the automation of deployment, configuration, and monitoring processes, improving operational efficiency.
- High Availability Operation: Manage and configure high availability (HA) and disaster recovery (DR) solutions to guarantee business continuity.
- Change Management: Work in close collaboration with development and operations teams, following rigorous controlled change management processes for the implementation of new functionalities and fixes.
- On-call and Maintenance: Actively participate in the on-call rotation (availability outside of working hours) and execute tasks during scheduled maintenance windows.
- Documentation: Prepare and keep relevant technical documentation up to date, including operating procedures, troubleshooting guides, and system configurations.
- Collaboration: Cooperate with other technical teams (systems, networks, databases, development) to ensure the integration and correct functioning of the technological ecosystem.
About Métrica
METRICA is a technology and digital consulting firm founded in Madrid in 2000. The company provides IT talent and tailored solutions to accelerate digital transformation, with a global presence spanning Spain, Peru, Portugal, Chile, and the USA. Their services include AI adoption, agile delivery, and technology consulting, supported by a diverse international team.
In Spain, METRICA operates with a strong remote and hybrid work culture, offering roles across Madrid, Barcelona, and fully remote positions. The company emphasizes flexibility, proactivity, and a hands-on approach, making it relevant for international professionals seeking opportunities in IT consulting, data, and infrastructure roles.
- Industry
- IT Consulting
- Founded
- 2000
- Headquarters
- Madrid, Spain
- In Spain
- Madrid, Barcelona
Good to know if you are moving
- METRICA was founded in Madrid in 2000, making it a Spanish-origin company.
- The company has a global presence with offices in Spain, Peru, Portugal, Chile, and the USA.
- Many roles in Spain offer 100% remote work, while others are hybrid in Madrid or Barcelona.
- The company focuses on digital transformation, offering roles in data, infrastructure, and SAP consulting.
- METRICA emphasizes a diverse and international team, which may be welcoming to foreign professionals.
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