Senior IT Support Specialist

4 semanas atrás


Porto, Porto, Portugal Alter Solutions Group Tempo inteiro

Job Summary

Alter Solutions Group is seeking a highly skilled Senior IT Support Specialist to join our team. As a key member of our technical operations team, you will be responsible for providing level 3 support on our IT infrastructure, ensuring the stability of our applications and systems, and driving technical projects with our infrastructure and dev teams.

Key Responsibilities

Investigate and resolve incidents and issues on all environments
Ensure stability of applications and systems
Drive technical projects with infrastructure and dev teams
Participate in providing technical architecture and support on business projects
Improve our tools and procedures
Provide secure architecture, which complies with SLAs
Follow-up and coordination of changes and technical operations
Change management: production of new versions of applications and any change on infrastructure part
Carry out the commissioning of new versions of applications in collaboration with the teams in charge of development and maintenance
Management of treatment scheduling
Participate in the resolution of production incidents and contribute in problem management
Drafting/maj of instructions
Document the components and operation of applications
Manage backup data and ensure regular restoring tests
Monitoring application and infrastructure with efficient alerting system to guarantee SLA with business line
Control load capacity for application and adapt infrastructure resource by more allocation or redesigning architecture
Guarantee DRP (Disaster Recovery Plan): twice test a year to ensure different scenarios
Project management: define technical architecture for new application using infrastructure standards and work with dev team to build it

Requirements

Minimum 6 years of experience on Linux IT Project
Good knowledge of Linux environments (Windows Server is a plus)
Proficiency in scripting languages (shell, python)
Strong understanding in web servers (manage migration from WebSphere to JBoss for example)
Good knowledge of security: SSL certificates, reverse proxy, load balancing
General knowledge in scheduler tools (Control-M, VTOM)
General knowledge of monitoring tools (Zabbix, Grafana, ELK)
General knowledge of deployment tools (GIT, Jenkins, XL Deploy, XL Release, Bitbucket, Artifactory, Openshift, Docker)



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