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.

We would like to meet a Senior Cloud & Middleware Operations Engineer (AWS) for a project in Lisbon.

Responsibilities:

Operate and administer AWS and on-premises infrastructures, ensuring the stability, security, availability, and service quality of business-critical systems.
Provision, maintain, and continuously improve complex environments using Infrastructure as Code (IaC) and automation, particularly Ansible, Python, and AWS CloudFormation.
Operate and support middleware and integration platforms, including Apache Camel, JBoss, Quarkus, and Apache Web Server.
Manage and troubleshoot enterprise integrations using Web Services, SFTP, OpenFT, OIDC, and TLS/SSL.
Monitor infrastructure, applications, interfaces, and integration services, proactively identifying and resolving incidents, performance issues, and operational risks.
Lead incident investigation, troubleshooting, and Root Cause Analysis (RCA), implementing sustainable corrective and preventive actions.
Collaborate with development, infrastructure, security, and business teams to ensure reliable, secure, and performant environments.
Ensure the stable operation of business-critical and mission-critical systems and integration platforms, maintaining high levels of availability and service quality.
Support deployment and release activities across multiple environments, ensuring the correct execution of operational processes.
Work within Agile methodologies, including Scrum and Kanban, using tools such as Jira.
Maintain accurate technical and operational documentation, including procedures, solutions, and system information.
Take end-to-end ownership of technical solutions and operational activities, working independently with minimal supervision.

Requirements:

Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field.
Relevant certifications in AWS, Linux, Ansible, or middleware technologies will be considered a plus.
5+ years of experience operating and administering AWS and on-premises infrastructures.
Strong practical experience with Infrastructure as Code (IaC) and infrastructure automation with advanced Linux administration skills.
Strong hands-on experience with Ansible, Python, and AWS CloudFormation.
Experience operating and supporting middleware and integration platforms, particularly Apache Camel, JBoss, Quarkus, and Apache Web Server.
Strong knowledge of enterprise integration technologies, including Web Services, SFTP, and OpenFT.
Solid understanding of secure authentication and certificate-based security mechanisms, including OIDC and TLS/SSL.
Proven experience in system monitoring, incident management, troubleshooting, and structured Root Cause Analysis (RCA).
Knowledge of AWS security, IAM, networking, and infrastructure optimisation practices.
Fluent in English (mandatory).

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
Opportunities to grow technically and professionally
A people-first culture, focused on transparency and trust
Teams that value ownership, collaboration and stability

Join us

Send us your CV in English to with reference “MF / SCAWS ”.

Your next challenge might start here.

At Decskill, we are committed to equal opportunities and non-discrimination. We promote a culture of diversity and inclusion, where recruitment and career progression are based solely on talent, regardless of age, gender, ethnicity, race, nationality, or any other form of discrimination incompatible with human dignity.

Senior Cloud & Middleware Operations Engineer (AWS)

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