Senior Site Reliability Engineer

OutSystems; Portugal; On-site; EUR 90,000 - 130,000; Full time

Job summary

OutSystems is seeking a Senior Site Reliability Engineer in Portugal to guide the reliability, scalability, and security of our mission-critical platform. You will be a technical leader, partner with development teams to embed reliability practices, and shape production operations at scale.

The role emphasizes mentoring engineers, building cloud-native infrastructure, and advancing platform observability while driving security compliance and automation across the stack.

Qualifications

• 5+ years of experience managing high-throughput distributed systems and cloud infrastructure.
• Advanced expertise in Kubernetes, Linux internals, cloud networking, and IaC (Terraform, AWS).
• Strong proficiency in Python or Go for automation and tooling.
• Proven incident response leadership and blameless post-mortems.
• Bachelor’s degree in Computer Science or equivalent.

Responsibilities

• Architect and standardize SLO/SLI frameworks and error-budget policies across engineering groups.
• Lead design and rollout of secure, scalable IaC and cloud-native Kubernetes environments.
• Drive observability strategy with telemetry solutions across distributed systems.
• Lead incident response during critical events and drive systemic mitigations.
• Build automation frameworks and tools to reduce operational friction and enforce security.

Skills

Kubernetes

Linux internals

Cloud networking

Infrastructure as Code

Python or Go

Observability tooling

Education

Bachelor’s degree in Computer Science or related field

Tools

Terraform

AWS

Job description

Senior Site Reliability Engineer

Empresa : Outsystems Tipo de Emprego : Periodo Integral Portugal

Descrição do Emprego - Senior Site Reliability Engineer

There are NO limits to your career: come shape the future and be part of a truly unique global culture at OutSystems!

As a Senior Site Reliability Engineer at OutSystems, you will collaborate to guide the reliability, scalability, and security architecture across our mission-critical platform. You will serve as a technical leader, partnering with development teams to embed reliability practices, design resilient cloud-native infrastructure, and institute platform-wide observability. This role offers the opportunity to mentor engineering talent and shape the future of our production operations at scale.

Key Responsibilities

• Architect and standardize SLO/SLI frameworks and error-budget policies across multiple engineering groups.


• Lead the design and rollout of secure, scalable Infrastructure as Code (IaC) and cloud-native Kubernetes environments.


• Drive observability strategy by evaluating, implementing, and optimizing telemetry solutions across distributed systems.


• Lead incident response during critical system events, facilitating blameless post-incident reviews and driving systemic mitigation strategies.


• Build core automation frameworks and platform tools (in Python or Go) that eliminate operational friction and enforce security compliance automatically.


• Mentor and advise software and reliability engineers, fostering a culture of continuous learning, collaboration, and engineering quality.

Must-Have Requirements

• Demonstrated Experience: 5+ years of experience (or equivalent demonstrated capability) managing high-throughput distributed systems and cloud infrastructure at scale.


• Technical Proficiency: Advanced expertise in Kubernetes, Linux internals, cloud networking, and Infrastructure as Code (e.g., Terraform, AWS).


• Software Engineering: Strong proficiency in high-level programming languages (Python or Go) for building automation tools and system integrations.


• Incident & Reliability Leadership: Proven track record leading incident response, blameless post-mortems, and root-cause prevention across complex architectures.


• Education & Background: Bachelor’s degree in Computer Science, a related field, or equivalent practical experience.

Nice-to-Have Requirements

• Professional certifications in Kubernetes (CKA, CKS) or cloud providers (AWS Solutions Architect).


• Solid understanding of compliance and security frameworks (SOC 2, CIS benchmarks) embedded directly into CI/CD pipelines.


• Experience leveraging Gen AI tools to accelerate development workflows and diagnostic automation.

More about OutSystems

OutSystems is a leading AI Development Platform built for the enterprise. Global organizations trust OutSystems to rapidly build mission-critical apps and agents, modernize legacy processes with agentic systems, and govern their entire AI portfolio across complex regulatory environments, all on one unified platform.

As the future becomes agentic, our customers need us now more than ever. While AI has opened the door to extraordinary possibilities, most large organizations find themselves stuck on one side of the \"enterprise gap\" because AI by itself doesn't solve their complex use cases and business challenges.

We are looking for passionate, talented, and motivated people to join us as we empower organizations to build, deploy, and scale the next generation of enterprise software. While we are leading the charge into the agentic era, our mission is broader: we are the platform enterprise leaders trust to evolve their entire business, accelerating innovation through secure, governed human-AI collaboration.

OutSystems is a global company, with more than 900k developer community members, 1,700 employees, more than 600 partners, and thousands of active customers in over 75 countries and across 21 industries. Founded in 2001, OutSystems now has offices in the United States, United Kingdom, the Netherlands, Portugal, Germany, the UAE, Japan, Hong Kong, Malaysia, Australia, India, and Singapore, and includes a thriving, worldwide community of remote employees.

Our customers are some of the world's most recognizable brands across diverse industries - such as Toyota, Heineken, Bosch, KeyBank, and UCLA - who trust OutSystems to deliver ROI and transformational impact.

Consistently recognized as a leader by top analyst firms Gartner, IDC and Forrester, OutSystems continues to shape the future of enterprise software development in the agentic era. We are proud to be named a leader in more than 100 categories on G2, including #1 in Customer Satisfaction in Enterprise Low Code Development, and most recently as a leader in AI Agent Building in the G2 Spring 2026 Reports.

Working at OutSystems

Our culture is built on our core values of Trust, Customer Success, Innovation, and Alignment. We operate as one global OutSystems team, taking ownership to pursue our vision of being the AI platform enterprise leaders trust to build, secure, and evolve their most critical applications and systems.

What do we have to offer you?

• A company at the vanguard of the agentic revolution, where we don't just react to AI innovation-we architect it. Joining OutSystems means stepping onto a high-growth rocket ship that combines the fearless agility of a startup with the sophisticated, global foundation of an enterprise powerhouse.




• Real growth opportunities. We don't just talk about development; we invest in it through structured programs designed to scale your expertise. Whether you are aiming for vertical progression, exploring lateral moves into new domains, or mastering specialized AI skills through our Professional Development Fund and Internal Mobility Program, we provide the resources to get you there.




• A global collective of world-class talent, where you'll collaborate with enterprise software legends and sought-after thought leaders. At OutSystems, our industry experts aren't just visionaries-they're accessible, approachable mentors who are deeply invested in your growth as we architect the agentic future together.

OutSystems nurtures an inclusive culture where talented individuals from all backgrounds are empowered to learn, experiment and make an impact. We believe that driving our next phase of growth requires the radical creativity that only comes from diverse perspectives. We are committed to building a team as global and diverse as the organizations we serve, ensuring every individual can perform to their full potential. As an equal opportunity employer, all qualified applicants receive equal consideration regardless of race, origin, religion, sex, sexual orientation, gender identity, disability, veteran status, or any other protected status.