Senior Infrastructure Engineer

📍 Job Overview

• Job Title: Senior Infrastructure Engineer
• Company: SentinelOne
• Location: Slovakia
• Job Type: Full-time
• Category: Infrastructure Engineer
• Date Posted: 2025-07-22
• Experience Level: 5-10 years
• Remote Status: Remote OK (Slovakia, Czechia)

🚀 Role Summary

• 📝 Enhancement Note: This role focuses on designing, building, and operating critical cloud systems, requiring a strong background in infrastructure engineering and cloud platforms.

• Lead the design and automation of core cloud systems to support hyper-growth.

• Embrace an "Infrastructure as Code" philosophy using tools like Terraform and Python.

• Dive deep to research, troubleshoot, and resolve complex, distributed systems-level problems.

• Build innovative tooling and automation to eliminate toil and accelerate the entire engineering organization.

• Mentor other engineers and champion best practices in cloud architecture and operational excellence.

💻 Primary Responsibilities

• 📝 Enhancement Note: The primary responsibilities revolve around building and maintaining a world-class cloud infrastructure platform, driving platform adoption, owning reliability, and automating to eliminate toil.

• Build a World-Class Platform: Take ownership of critical components within SentinelOne's next-generation Cloud Infrastructure Platform. Design, build, and evolve the core control planes and paved-road solutions that developers use daily.

• Drive Platform Adoption and Enablement: Treat SentinelOne's infrastructure as a product. Partner with engineering teams as customers, helping them adopt the platform to ship features with greater speed, reliability, and confidence.

• Own Reliability for Core Infrastructure: Define and own the Service Level Objectives (SLOs) for SentinelOne's core cloud infrastructure by deeply instrumenting its components within the observability platform. Participate in a sustainable on-call rotation to transform operational incidents into lasting reliability improvements.

• Automate to Eliminate Toil: Build robust, scalable automation and tooling that simplifies complex processes, improves system reliability, and increases developer velocity.

🎓 Skills & Qualifications

Education

• 📝 Enhancement Note: A Bachelor's degree in Computer Science, Engineering, or a related field is typically required for this role.

• Bachelor's degree in Computer Science, Engineering, or a related field.

Experience

• 📝 Enhancement Note: The ideal candidate should have over 5 years of experience in cloud infrastructure and mastery of Infrastructure as Code, particularly with Terraform.

• Over 5 years of experience designing, building, and operating business-critical infrastructure services in a large-scale public cloud environment (e.g., AWS, GCP, Azure).

• Deep, hands-on expertise building and scaling infrastructure with Terraform.

• Proficiency in Python or another high-level language (e.g., Golang, Java).

• Strong networking knowledge, including VPC architecture, routing, DNS, load balancing, and network security in a multi-account environment.

• Production Kubernetes experience is a plus.

Required Skills

• Proven cloud expertise with 5+ years of experience.
• Mastery of Infrastructure as Code with Terraform.
• Strong programming skills in Python or a related language.
• Deep networking knowledge.
• Production Kubernetes experience (a plus).

Preferred Skills

• Familiarity with managed Kubernetes services (GKE, EKS).
• Experience with observability tools like Prometheus, Grafana, and Thanos.
• Strong communication and collaboration skills.

📊 Web Portfolio & Project Requirements

Portfolio Essentials

• 📝 Enhancement Note: A strong portfolio demonstrating experience with cloud infrastructure, Terraform, and programming skills is essential for this role.

• Examples of cloud infrastructure projects showcasing your experience with Terraform, Python, and other relevant technologies.

• Case studies demonstrating your ability to design, build, and operate large-scale cloud systems.

• Examples of automation and tooling you've created to eliminate toil and improve system reliability.

Technical Documentation

• 📝 Enhancement Note: Clear, well-documented code and projects are crucial for this role. Include examples of your documentation and code quality standards.

• Code samples demonstrating your programming skills and adherence to best practices.

• Documentation for your cloud infrastructure projects, including Terraform modules and any custom scripts.

• Examples of your approach to version control, deployment processes, and server configuration.

💵 Compensation & Benefits

Salary Range

• 📝 Enhancement Note: The salary range is provided in EUR and is based on the company's stated starting salary and regional market standards for senior infrastructure engineers.

• Starting from 4500 EUR/month (approximately 54,000 EUR/year).

• Annual bonus based on company performance, paid in two installments.

Benefits

• Stock & Bonuses: Grant of Restricted Stock Units with a 4-year vesting plan, annual performance-based bonuses, and an employee stock purchase plan.
• Time Off & Well-being: Flexible Time Off, on top of the standard 5 weeks vacation, flexible paid sick days, fully paid Short Term Sick/Nursing Leave, 16-week parental leave, grandparent leave, and additional company holidays.
• Insurance & Wellbeing: Pension Insurance Contribution, Premium life insurance, and a Global Employee Assistance Program.
• Work Perks: Monthly meal and well-being allowance, high-end MacBook/Windows laptop, work-from-home support, and in-office refreshments.
• Growth & Community: LinkedIn Learning, internal mentoring, educational support, generous referral bonuses, and optional company events (sports, BBQs, charity).

🎯 Team & Company Context

🏢 Company Culture

Industry: Cybersecurity, focusing on AI-powered data-driven innovation to stay ahead of tomorrow's threats.

Company Size: Medium to large, with a global presence and a collaborative, innovative workplace that values belonging, flexibility, and growth.

Founded: Not specified, but well-established in the cybersecurity industry.

Team Structure

• The Cloud Fabric team is accountable for the reliability, scalability, and efficiency of SentinelOne's global, multi-cloud platform.
• The team consists of infrastructure engineers, working collaboratively with other engineering teams to build and maintain the core components of the infrastructure platform.

Development Methodology

• Agile/Scrum methodologies and sprint planning for cloud projects.
• Code review, testing, and quality assurance practices.
• Deployment strategies, CI/CD pipelines, and server management.

Company Website: SentinelOne

📝 Enhancement Note: SentinelOne is a cutting-edge company that pushes the limits of what's possible in cybersecurity. The company culture values collaboration, innovation, and continuous learning, providing an excellent environment for infrastructure engineers to grow and make a significant impact.

📈 Career & Growth Analysis

Web Technology Career Level: Senior Infrastructure Engineer, responsible for designing, building, and operating critical cloud systems, mentoring other engineers, and driving platform adoption.

Reporting Structure: The Senior Infrastructure Engineer reports directly to the Engineering Manager of the Cloud Fabric team and works collaboratively with other engineering teams.

Technical Impact: This role has a significant impact on SentinelOne's global, multi-cloud platform, ensuring its reliability, scalability, and efficiency. The Senior Infrastructure Engineer's work directly influences the performance, availability, and security of SentinelOne's AI cybersecurity solutions.

Growth Opportunities

• Technical Growth: Deepen expertise in cloud infrastructure, emerging technologies, and leadership skills through hands-on experience, mentoring, and collaboration with other engineers.
• Career Progression: Transition into a technical leadership role, such as a Principal Infrastructure Engineer or an Engineering Manager, as the team and company continue to grow.

📝 Enhancement Note: SentinelOne offers numerous growth opportunities for senior infrastructure engineers, including technical skill development, mentoring, and potential career progression into technical leadership roles.

🌐 Work Environment

Office Type: Flexible, with the option to work remotely from anywhere in Slovakia or in co-working spaces in Czechia. In-office options are available in Prague and Brno, Czechia.

Office Location(s): Slovakia, Czechia (Prague, Brno)

Workspace Context

• 📝 Enhancement Note: SentinelOne's flexible work environment allows engineers to choose the workspace that best suits their needs, whether it's working from home, a co-working space, or an in-office setting.

• Remote Work: Work from home or co-working spaces with the necessary tools and resources to perform your job effectively.

• In-Office: Modern offices in Prague and Brno, Czechia, equipped with high-end workstations, collaboration spaces, and in-office refreshments.

• Collaboration: Cross-functional collaboration with other engineering teams, designers, and stakeholders to build and maintain SentinelOne's global, multi-cloud platform.

Work Schedule: Flexible working hours, with a focus on results and delivery.

📝 Enhancement Note: SentinelOne's flexible work environment caters to the needs of its employees, providing them with the freedom to choose the workspace that best supports their productivity and work-life balance.

📄 Application & Technical Interview Process

Interview Process

• 📝 Enhancement Note: The interview process for this role focuses on assessing the candidate's technical expertise, problem-solving skills, and cultural fit within SentinelOne's collaborative and innovative workplace.

• Technical Preparation: Brush up on cloud infrastructure, Terraform, Python, and other relevant technologies. Familiarize yourself with SentinelOne's products and services, and be prepared to discuss your experience with large-scale cloud systems.

• Portfolio Review: Prepare a strong portfolio showcasing your experience with cloud infrastructure, Terraform, and programming skills. Be ready to discuss your projects and the challenges you've overcome.

• Cultural Fit Assessment: Research SentinelOne's company culture and be prepared to discuss how your values and work style align with the company's mission and goals.

Portfolio Presentation Strategy

• 📝 Enhancement Note: Tailor your portfolio presentation to highlight your experience with cloud infrastructure, Terraform, and programming skills. Focus on the projects that demonstrate your ability to design, build, and operate large-scale cloud systems.

• Live Website Demonstration: Showcase your cloud infrastructure projects and walk the interviewer through your design and implementation decisions.

• Code Explanation: Explain your code and Terraform modules, highlighting your approach to infrastructure as code and best practices.

• User Experience Showcase: While not the primary focus, be prepared to discuss any user-facing aspects of your cloud infrastructure projects and how they contribute to SentinelOne's overall user experience.

Technical Challenge Preparation

• 📝 Enhancement Note: Prepare for a technical challenge that focuses on your ability to design, build, and operate cloud infrastructure using Terraform and other relevant technologies.

• Challenge Format: Expect a hands-on, practical challenge that requires you to design, implement, and test a cloud infrastructure component using Terraform and other relevant tools.

• Time Management: Practice time management skills to ensure you complete the challenge within the given time frame.

• Communication: Clearly articulate your thought process, design decisions, and any challenges you encounter during the challenge.

ATS Keywords

• 📝 Enhancement Note: Include relevant keywords in your resume and portfolio to help optimize your application for SentinelOne's Applicant Tracking System (ATS).

• Cloud Platforms: AWS, GCP, Azure

• Infrastructure as Code: Terraform, CloudFormation, Pulumi

• Programming Languages: Python, Golang, Java

• Networking: VPC, routing, DNS, load balancing, network security

• Observability: Prometheus, Grafana, Thanos, ELK Stack

• Containerization: Kubernetes, Docker

• Cloud Services: IAM, Identity, Access Management, Secret Management, CI/CD, CDN

• Monitoring & Logging: ELK Stack, Prometheus, Grafana, Datadog, New Relic

• Collaboration & Communication: Git, GitHub, GitLab, Jira, Confluence, Slack, Microsoft Teams

📝 Enhancement Note: Tailor your resume and portfolio to include relevant keywords specific to SentinelOne's technology stack and the Senior Infrastructure Engineer role.

🛠 Technology Stack & Web Infrastructure

Frontend Technologies: N/A (not applicable for this role)

Backend & Server Technologies

• 📝 Enhancement Note: SentinelOne's technology stack focuses on cloud infrastructure, with an emphasis on Infrastructure as Code using Terraform.

• Cloud Platforms: AWS, GCP, Azure

• Infrastructure as Code: Terraform, CloudFormation, Pulumi

• Programming Languages: Python, Golang, Java

• Containerization: Kubernetes, Docker

• Serverless: AWS Lambda, Google Cloud Functions, Azure Functions (as needed)

Development & DevOps Tools

• Version Control: Git, GitHub, GitLab
• CI/CD: Jenkins, GitLab CI/CD, CircleCI, GitHub Actions
• Monitoring & Logging: Prometheus, Grafana, ELK Stack, Datadog, New Relic
• Infrastructure as Code: Terraform, CloudFormation, Pulumi
• Configuration Management: Ansible, Puppet, Chef
• Secret Management: HashiCorp Vault, AWS Secrets Manager, Azure Key Vault, Google Cloud KMS

📝 Enhancement Note: SentinelOne's technology stack emphasizes cloud infrastructure, with a focus on Infrastructure as Code using Terraform. The company leverages a range of tools to ensure the reliability, scalability, and efficiency of its global, multi-cloud platform.

👥 Team Culture & Values

Web Development Values

• 📝 Enhancement Note: While this role focuses on infrastructure engineering, SentinelOne's web development values emphasize innovation, collaboration, and user-centric design.

• Innovation: Push the limits of what's possible in cybersecurity by leveraging AI-powered, data-driven innovation to stay ahead of tomorrow's threats.

• Collaboration: Work closely with other engineering teams, designers, and stakeholders to build and maintain SentinelOne's global, multi-cloud platform.

• User-Centric Design: Prioritize the user experience in all aspects of SentinelOne's products and services, ensuring that they are intuitive, secure, and effective.

Collaboration Style

• 📝 Enhancement Note: SentinelOne's collaborative culture emphasizes cross-functional integration, code review, and knowledge sharing to drive innovation and continuous learning.

• Cross-Functional Integration: Collaborate with other engineering teams, designers, and stakeholders to build and maintain SentinelOne's global, multi-cloud platform.

• Code Review Culture: Embrace a culture of code review and peer programming to ensure the quality, security, and maintainability of SentinelOne's infrastructure.

• Knowledge Sharing: Share your expertise and learn from others through internal mentoring, LinkedIn Learning, and optional company events (sports, BBQs, charity).

📝 Enhancement Note: SentinelOne's collaborative culture fosters innovation, continuous learning, and cross-functional integration, providing an ideal environment for infrastructure engineers to thrive and make a significant impact.

⚡ Challenges & Growth Opportunities

Technical Challenges

• 📝 Enhancement Note: As a Senior Infrastructure Engineer at SentinelOne, you will face technical challenges that require you to design, build, and operate large-scale cloud systems, ensuring their reliability, scalability, and efficiency.

• Cloud Infrastructure Challenges: Design, implement, and maintain large-scale cloud systems using Terraform and other relevant technologies, ensuring they meet SentinelOne's performance, availability, and security requirements.

• Emerging Technologies: Stay up-to-date with emerging cloud technologies and integrate them into SentinelOne's infrastructure as needed.

• Performance Optimization: Continuously monitor and optimize SentinelOne's infrastructure to ensure it meets the company's growing demands and performance expectations.

Learning & Development Opportunities

• 📝 Enhancement Note: SentinelOne offers numerous learning and development opportunities for senior infrastructure engineers, focusing on technical skill development, mentoring, and potential career progression.

• Technical Skill Development: Deepen your expertise in cloud infrastructure, emerging technologies, and leadership skills through hands-on experience, mentoring, and collaboration with other engineers.

• Conference Attendance: Attend industry conferences and events to stay up-to-date with the latest trends and best practices in cloud infrastructure and cybersecurity.

• Certification & Community Involvement: Pursue relevant certifications and engage with the cybersecurity community to expand your network and enhance your skills.

• Technical Mentorship & Leadership Development: Participate in internal mentoring programs and develop your leadership skills to prepare for potential technical leadership roles within SentinelOne.

📝 Enhancement Note: SentinelOne's learning and development opportunities enable senior infrastructure engineers to grow their technical skills, expand their industry knowledge, and prepare for potential career progression into technical leadership roles.

💡 Interview Preparation

Technical Questions

• 📝 Enhancement Note: Prepare for technical questions that focus on your experience with cloud infrastructure, Terraform, Python, and other relevant technologies.

• Cloud Infrastructure: Discuss your experience designing, building, and operating large-scale cloud systems using Terraform and other relevant technologies.

• Terraform: Explain your approach to infrastructure as code, including your experience with Terraform modules, state management, and best practices.

• Python: Demonstrate your proficiency in Python by discussing your experience with automation, scripting, and web development tasks.

• Networking: Explain your understanding of cloud networking principles, including VPC architecture, routing, DNS, load balancing, and network security in a multi-account environment.

Company & Culture Questions

• 📝 Enhancement Note: Prepare for company and culture questions that focus on your understanding of SentinelOne's mission, values, and work environment.

• Company Mission: Explain how your experience and skills align with SentinelOne's mission to push the limits of what's possible in cybersecurity.

• Company Values: Discuss how your values and work style align with SentinelOne's collaborative, innovative, and user-centric culture.

• Work Environment: Describe your preferences for remote work, co-working spaces, or in-office settings, and how they align with SentinelOne's flexible work environment.

Portfolio Presentation Strategy

• 📝 Enhancement Note: Tailor your portfolio presentation to highlight your experience with cloud infrastructure, Terraform, and programming skills, focusing on the projects that demonstrate your ability to design, build, and operate large-scale cloud systems.

• Live Website Demonstration: Showcase your cloud infrastructure projects and walk the interviewer through your design and implementation decisions, highlighting your approach to infrastructure as code and best practices.

• Code Explanation: Explain your code and Terraform modules, demonstrating your proficiency in Python and other relevant technologies.

• User Experience Showcase: While not the primary focus, be prepared to discuss any user-facing aspects of your cloud infrastructure projects and how they contribute to SentinelOne's overall user experience.

📝 Enhancement Note: Prepare for a comprehensive interview process that focuses on your technical expertise, problem-solving skills, and cultural fit within SentinelOne's collaborative and innovative workplace. Tailor your portfolio presentation to highlight your experience with cloud infrastructure, Terraform, and programming skills, focusing on the projects that demonstrate your ability to design, build, and operate large-scale cloud systems.

📌 Application Steps

To apply for this Senior Infrastructure Engineer position at SentinelOne:

1. Submit your application through the application link provided in the job listing.
2. Customize your resume and portfolio to highlight your experience with cloud infrastructure, Terraform, and programming skills, focusing on the projects that demonstrate your ability to design, build, and operate large-scale cloud systems.
3. Prepare for the technical interview by brushing up on your knowledge of cloud infrastructure, Terraform, Python, and other relevant technologies. Familiarize yourself with SentinelOne's products and services, and be prepared to discuss your experience with large-scale cloud systems.
4. Research SentinelOne's company culture and be prepared to discuss how your values and work style align with the company's mission and goals. Consider your preferences for remote work, co-working spaces, or in-office settings, and how they align with SentinelOne's flexible work environment.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and web development/server administration industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.