Linux Sys Admin & Appplication Production Support

Decskill; Lisboa; On-site; EUR 40,000 - 56,000; Full time

Job summary

Decskill is seeking a Sys Admin & Application Production Support specialist to join our Lisbon team. You will provide production support for WM IT Data Platform apps, handle incidents, participate in on-call rotations, and collaborate with cross-functional teams to ensure stability and reliability of production systems.

The role emphasizes Unix/Linux, Oracle SQL/PLSQL expertise, Dynatrace monitoring, and middleware knowledge (MQ, Tomcat).

Qualifications

• Experience providing L1/L2 Application Support in a banking environment.
• Strong understanding of core banking operations.
• Proven troubleshooting and incident resolution skills.
• Experience supporting business-critical production environments.
• Expert knowledge of Unix/Linux and Shell Scripting.
• Strong expertise in Oracle Database, Data Warehousing, Data Platforms, SQL, and PL/SQL.
• Hands-on experience with Dynatrace.
• Knowledge of ITIL practices.
• Experience with middleware such as MQ and Tomcat.

Responsibilities

• Provide Application Production Support for WM IT Data Platform applications and tools.
• Handle incidents, service requests, and L1/L2 application support activities.
• Participate in shift schedules and on-call rotations.
• Prioritize and resolve incidents raised by business teams while ensuring high service quality.
• Troubleshoot application, middleware, and system issues by analyzing logs and identifying root causes.
• Monitor application health, availability, and performance.
• Produce operational reports and contribute to improving service quality and availability.
• Actively participate in Continuous Service Improvement initiatives, addressing recurring issues through automation or Problem Management.
• Support Disaster Recovery (DR) exercises and Live Play activities.
• Collaborate with cross-functional teams to ensure the stability and reliability of production applications.
• ],
• CoT_job_summary_short anyguidance here
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• contract_type
• fulltime
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• salary_estimation_cot
• Decskill Sys Admin & App Production Support in Lisbon: market range aligned to IT ops roles in Portugal, reflecting cross-functional tech stack and on-site duties.
• estimated_low
• 40000
• estimated_medium
• 48000
• estimated_high
• 56000
• currency
• EUR
• frequency
• yearly
• bonus
• null
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• application_email
• null
• job_end_date
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• contact_person
• null
• hiring_department_name
• null
• COMPANY NAME: Decskill
• KEY POINTS: Application Production Support, L1/L2, Unix/Linux, Oracle/SQL, Kubernetes/Docker, Dynatrace, ITIL
• job_summary_short
• <p>Decskill is seeking a Sys Admin & Application Production Support specialist to join our Lisbon team. You will provide production support for WM IT Data Platform apps, handle incidents, participate in on-call rotations, and collaborate with cross-functional teams to ensure stability and reliability of production systems.</p><p>The role emphasizes Unix/Linux, Oracle SQL/PLSQL expertise, Dynatrace monitoring, and middleware knowledge (MQ, Tomcat). This position offers long-term growth, international exposure, and a people-first culture with a strong operational focus.</p>
• contract_type
• fulltime
• location_type
• on site
• remote_scope
• null
• perks
• []
• stated_min
• null
• stated_max
• null
• stated_absolute
• null
• salary_estimation_cot
• Decskill Sys Admin & App Production Support in Lisbon: market range aligned to IT ops roles in Portugal, reflecting cross-functional tech stack and on-site duties.
• estimated_low
• 40000
• estimated_medium
• 48000
• estimated_high
• 56000
• currency
• EUR
• frequency
• yearly
• bonus
• null
• tax
• gross
• application_email
• null
• job_end_date
• null
• contact_person
• null
• hiring_department_name
• null

Skills

Unix/Linux

Shell scripting

Oracle Database

Data Warehousing

SQL

PL/SQL

Dynatrace

Kubernetes

Docker

Ansible

Autosys

MQ

Tomcat

Power BI

Tableau

ITIL

Tools

Kubernetes

Docker

Dynatrace

Ansible

Autosys

MQ

Tomcat

Power BI

Tableau

Unix/Linux

Job description

We are growing. And we are looking for talented people.

At Decskill, we believe that technological excellence is driven by human talent.

We are an IT consulting company with more than 10 years of consolidated experience in the market, focused on building long-term relationships with both our clients and our people. Today, we are a community of over 800 professionals, working from Lisbon, Porto, and Madrid, contributing to impactful technology initiatives.

As part of the Astek Group, we combine a strong local culture with a global presence, being active in around 23 countries across 4 continents. This allows us to offer an international context, diverse challenges, and long-term career opportunities, while staying close to our teams.

Sys Admin & Appplication Production Support!

Responsabilities:

• Provide Application Production Support for WM IT Data Platform applications and tools.
• Handle incidents, service requests, and L1/L2 application support activities.
• Participate in shift schedules and on-call rotations.
• Prioritize and resolve incidents raised by business teams while ensuring high service quality.
• Troubleshoot application, middleware, and system issues by analyzing logs and identifying root causes.
• Monitor application health, availability, and performance.
• Produce operational reports and contribute to improving service quality and availability.
• Actively participate in Continuous Service Improvement initiatives, addressing recurring issues through automation or Problem Management.
• Support Disaster Recovery (DR) exercises and Live Play activities.
• Collaborate with cross-functional teams to ensure the stability and reliability of production applications.

Requirements:

• Experience providing L1/L2 Application Support in a banking environment.
• Strong understanding of core banking operations.
• Proven troubleshooting and incident resolution skills.
• Experience supporting business-critical production environments.
• Expert knowledge of Unix/Linux and Shell Scripting.
• Strong expertise in Oracle Database, Data Warehousing, Data Platforms, SQL, and PL/SQL.
• Hands-on experience with Dynatrace.
• Working knowledge of Kubernetes (K8s).
• Experience with Docker.
• Knowledge of Ansible.
• Familiarity with Autosys.
• Experience with middleware technologies such as MQ and Tomcat.
• Understanding of Cloud Computing concepts.
• Experience with reporting tools such as Power BI or Tableau.
• Knowledge of ITIL practices.
• Strong analytical and problem-solving skills.
• Ability to prioritize tasks and work effectively under pressure.
• Excellent communication and collaboration skills.
• Proactive mindset with a focus on continuous improvement and automation.
• Ability to work effectively in a team-oriented environment and participate in shift and on-call support rotations.

Are you looking for an environment that values curiosity and commitment? Here, your contribution has real impact and individual growth is taken seriously.

Find with us the right opportunity to grow!

What you can expect from us:

• Long-term projects with national and international context (if applicable)
• Opportunities to grow technically and professionally
• A people-first culture, focused on transparency and trust
• Teams that value ownership, collaboration and stability.

Decskill is committed to equality and non-discrimination with all our talents. We recruit and promote talent, based on diversity and inclusion, regardless of age, gender, ethnicity, race, nationality or any other form of discrimination incompatible with the dignity of the human being.