Senior Site Reliability Engineer

About Nexthink

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.

About the Role

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.

We are looking for an experienced, proactive and innovative professional that is keen to join as a Senior Site Reliability Engineer! The mission of Nexthink’s SRE team is to strengthen our infrastructure and enhance our ability to deploy, monitor, and scale systems effectively and reliably. They work closely with over 50 Product Engineering teams that develop our products and services, as well as with the Technical Platform Engineering, Security and Architecture teams to understand the reliability requirements, design and implement solutions, and promote them for adoption and usage.

Join our vibrant team of diverse and experienced engineers where cutting-edge technology meets innovation. Be a part of Nexthink’s Digital Employee Experience technological revolution, ensuring our global customers enjoy a seamless user experience. Apply now and become a key player in our dynamic SRE organisation.

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 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 levels of background and experience. If you are excited about this role, please apply and our recruiters will assess your application.

Additional Information

Pioneers and trailblazers of the global IT Market Category (DEX), Nexthink offers total digital visibility across enterprises. Our innovative solutions integrate real-time analytics, automation, and employee feedback across all endpoints, enabling IT teams to solve complex technical challenges, create productive workplaces, and deliver happy employees.

With over 1000 employees across 5 continents, Nexthink operates as One Team, connecting, collaborating, and innovating. We are committed to diversity, inclusion, and equity, with over 75 nationalities represented.

If you are looking for a change, a nice atmosphere, lots of challenges, and fun while working, this is a great opportunity for you! Check what we offer:

Benefits:

• Permanent Contract and a competitive compensation package.
• Health insurance through ACKO, including OPD coverage.
• Hybrid work model.
• Flexible Hours and unlimited vacation (on top of 22 holidays), plus company-paid bank holidays (12), sick days (10-30), bereavement leave (5), and volunteering days (3).
• Free access to professional training platforms.
• Personal accident insurance policy.
• Maternity leave (up to 26 weeks), Paternity leave (6 weeks), and Adoptive parent leave (26 weeks for mothers, 6 weeks for fathers).
• Gratuity under the Payment of Gratuity Act.
• Referral bonuses.

Note: Not all benefits listed are available for temporary, contract, and internship roles. Please check with your Recruitment Partner for up-to-date information.

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.