Senior Site Reliability Engineer

Nexthink; Madrid; Hybrid; EUR 60,000 - 86,000; Full time

Benefits offered by this job

Stock options

Health insurance

Meal vouchers

Hybrid work model

Unlimited vacation

Gym allowance

Language classes reimbursement

Relocation support

Office near Bernabeu

Job summary

Nexthink is a leader in digital employee experience management software with a growing global footprint. We seek a Senior Site Reliability Engineer to design, implement and operate cloud-native infrastructure for our multi-tenant SaaS platform.

You will drive reliability through SLOs, automation and scalable pipelines, collaborating with software engineers to embed observability and resilience into service design.

Qualifications

• Bachelor’s degree in Computer Science or equivalent practical experience.
• 5+ years of experience as a Site Reliability Engineer or Platform Engineer with strong knowledge of software development best practices.
• Strong hands‑on experience with public cloud services (AWS, GCP, Azure) and supporting SaaS product.
• Strong programming or scripting skills (e.g., Python, Go, Bash...), and experience with infrastructure-as-code (e.g. Terraform).
• Proficiency with Kubernetes, container-based deployment (e.g., Docker) and related ecosystems (e.g., Helm).
• Experience supporting multi‑tenant microservices architectures.
• Experience with CI/CD pipelines & tools (e.g., Jenkins, GitHub Actions, GitLab CI, FluxCD, Crossplane).
• Experience with managing monitoring solutions (e.g. Datadog).
• Comfortable participating in a rotating on‑call schedule, managing critical incidents, and leading post‑incident reviews.
• Strong system‑level troubleshooting skills and a proactive mindset toward incident prevention.
• Deep understanding of Linux systems, networking, and common troubleshooting practices.
• Knowledge of zero‑downtime deployment strategies (blue/green, canary).
• Exposure to SOC 2, ISO 27001, HIPAA; FedRAMP is a plus.
• Experience with chaos engineering or resilience testing.

Responsibilities

• Implement and manage cloud-native systems (AWS) using best-in-class tools and automation.
• Operate and enhance Kubernetes clusters, deployment pipelines, and service meshes to support rapid delivery cycles.
• Design, build, and maintain infrastructure powering a multi-tenant SaaS platform with reliability, security, and scalability.
• Define and maintain SLOs, SLAs, and error budgets, and address availability and performance issues.
• Develop infrastructure-as-code (Terraform or similar) for repeatable provisioning.
• Build internal platform tools and automation to support provisioning, monitoring, and operational efficiency.
• Monitor infrastructure and applications ensuring high-quality user experiences.
• Participate in a shared on-call rotation, incidents, outages, resolution and communication.
• Act as Incident Commander during on-call duty and coordinate cross-team responses to maintain an SLA.
• Drive and refine incident response processes, reducing MTTD and MTTR.
• Diagnose and resolve complex issues independently, minimizing external escalation.
• Collaborate with software engineers to embed observability, fault tolerance, and reliability into service design.
• Automate runbooks, health checks, and alerting to support reliable operations with minimal manual intervention.
• Support automated testing, canary deployments, and rollback strategies for safe, fast releases.
• Contribute to security practices, compliance automation, and cost optimization.

Skills

Kubernetes

Python/Go scripting

Linux networking

AWS/GCP/Azure

CI/CD pipelines

Observability/Monitoring

Incident response

Multi-tenant SaaS

Agile development

English communication

Education

Bachelor's degree in Computer Science

Tools

Terraform

Docker

Istio

Helm

Jenkins

GitHub Actions

Job description

Nexthink is the leader in digital employee experience management software. The company provides IT leaders with unprecedented insight allowing them to see, diagnose and fix issues at scale impacting employees anywhere, with any application or network, before employees notice the issue. As the first solution to allow IT to progress from reactive problem solving to proactive optimization, Nexthink enables its more than 1,300 customers to provide better digital experiences to more than 18 million employees. Dual headquartered in Lausanne, Switzerland and Boston, Massachusetts, Nexthink has 9 offices worldwide.

Job Description

At Nexthink, we empower our customers with industry-leading solutions to enable continuous improvement of employee experience. We deliver unmatched visibility across all environments, so IT teams can consistently see, diagnose, and fix digital workplace issues. As a SaaS provider, our commitment is to deliver a seamless, resilient, and scalable platform around the clock.

As a Senior Site Reliability Engineer, you will:

• Implement and manage cloud-native systems (AWS) using best-in-class tools and automation.
• Operate and enhance Kubernetes clusters, deployment pipelines, and service meshes to support rapid delivery cycles.
• Design, build, and maintain the infrastructure powering our multi-tenant SaaS platform with reliability, security, and scalability in mind.
• Define and maintain SLOs, SLAs, and error budgets, and proactively address availability and performance issues.
• Develop infrastructure-as-code (Terraform or similar) for repeatable and auditable provisioning.
• Build internal platform tools and automation to support provisioning, monitoring, and operational efficiency.
• Monitor infrastructure and applications ensuring high-quality user experiences.
• Participate in a shared on‑call rotation, responding to incidents, troubleshooting outages, and driving timely resolution and communication.
• Act as an Incident Commander during the on‑call duty and coordinate cross‑team responses effectively to maintain an SLA.
• Drive and refine incident response processes, reducing Mean Time to Detect (MTTD) and Mean Time to Recovery (MTTR).
• Diagnose and resolve complex issues independently, minimizing the need for external escalation.
• Work closely with software engineers to embed observability, fault tolerance, and reliability principles into service design.
• Automate runbooks, health checks, and alerting to support reliable operations with minimal manual intervention.
• Support automated testing, canary deployments, and rollback strategies to ensure safe, fast, and reliable releases.
• Contribute to security best practices, compliance automation, and cost optimization.

Qualifications

Minimum Bachelor’s degree in Computer Science or equivalent practical experience.

• 5+ years of experience as a Site Reliability Engineer or Platform Engineer with strong knowledge of software development best practices.
• Strong hands‑on experience with public cloud services (AWS, GCP, Azure) and supporting SaaS product.
• Strong programming or scripting skills (e.g., Python, Go, Bash...), and experience with infrastructure-as-code (e.g. Terraform).
• Proficiency with Kubernetes, container-based deployment (e.g., Docker) and related ecosystems (e.g., Helm).
• Experience supporting multi‑tenant microservices architectures.
• Experience with CI/CD pipelines & tools (e.g., Jenkins, GitHub Actions, GitLab CI, FluxCD, Crossplane).
• Experience with managing monitoring solutions (e.g. Datadog).
• Comfortable participating in a rotating on‑call schedule, managing critical incidents, and leading post‑incident reviews.
• At ease with operating and managing production systems, striking the right balance between urgency and methodology.
• Strong system‑level troubleshooting skills and a proactive mindset toward incident prevention.
• Deep understanding of Linux systems, networking, and common troubleshooting practices.
• Solid understanding of the network stack (e.g., TCP/IP, VPN, etc.), cloud architectures (VPC, subnets, firewalls, load balancers), service mesh (e.g., Istio) and storage (e.g., S3, EBS, etc).
• Knowledge of zero‑downtime deployment strategies, blue/green and canary releases.
• Exposure to compliance standards such as SOC 2, ISO 27001, or HIPAA. FedRAMP experience is a big plus.
• Experience with chaos engineering or resilience testing practices.
• Excellent problem-solving skills, collaborative mindset, and a strong grasp of agile, iterative development.
• Self-driven, highly organised, and capable of independently managing priorities.
• Curiosity to learn new things and discover new technologies.
• Strong communication, presentation, and team collaboration skills.
• Excellent written and verbal skills in English.

The prior experience with any of the above‑mentioned tools is a bonus, but not a must! We encourage you to apply even if you do not meet every single requirement. We welcome candidates with different level of background and experience.

Additional Information

We are the pioneers and trailblazers of a global IT Market Category (DEX) that is shaping the future of how the world works, giving our customers’ IT Teams total digital visibility across their enterprise. Our innovative solutions integrate real‑time analytics, automation, and employee feedback across all endpoints. This enables our IT teams to solve complex technical challenges, create ever more productive workplaces, and deliver happy, satisfied employees in the digital workplace.

With over 1000 employees across 5 continents, Nexthink operates as One Team, connecting, collaborating and innovating to continuously grow. We call our employees ‘Nexthinkers’ and our commitment to diversity, inclusion, and equity is second to none. We currently have over 75 nationalities working with us, from all cultures and backgrounds, speaking many different languages.

Check what we offer:

• Permanent Contract and a competitive compensation package (Stock Options also included).
• Amazing centrally located offices near the Bernabeu Stadium.
• Private Health Insurance (Sanitas) and daily meal vouchers of 11 EURwill be entirely covered by us.
• Hybrid work model balancing office and remote work, with a structured approach for new hires to foster connections and onboarding.
• Flexible Hours and unlimited vacation (employees have unlimited paid time off on top of the 23 days of holidays we offer)plus 3 company-paid volunteer days.
• Up to 25 EUR per month for a gym subscription.
• Flexible retribution plan for kindergarten & transport tickets.
• Reimbursement of up to 50% of the cost of English & Spanish classes.
• Fresh fruit, cookies, and occasionally some soft drinks as well.
• Regular company and team events like Pizza talks, Team Building activities, Christmas parties, hosting Meetups at the office and more!
• Bonuses for referring successful hires after three months of continuous employment.
• We offer a relocation package to people who are coming from another country.

Please note that not all the benefits listed above are available for temporary, contract, and internship roles. To ensure you have the most up-to-date information, we recommend checking with your Recruitment Partner.

The base salary for this role is €60,000 – €85,500 gross per year, with a total on-target earnings (OTE) range of €66,000 – 93,000€ including an annual performance bonus. You’ll also be part of our broader total rewards package — including benefits tailored to where you live and how you work best.

We set our pay ranges using objective criteria: the scope and level of the role, the skills it takes to do it well, and the relevant market data. Ranges are reviewed every year to remain competitive and fair. We’re transparent about this because we think you deserve to know what you’re working towards from day one. In accordance with the EU Pay Transparency Directive (2023/970), we publish salary ranges on every Nexthink role. We won’t ask what you currently earn or your previous salary. What matters to us is what this role is worth and whether it works for you. Nexthinkers come from all kinds of backgrounds, and that’s what makes us stronger. We welcome applications from everyone.