📍 Job Overview

• Job Title: Associate Site Reliability Engineer
• Company: Moderna
• Location: Warsaw, Mazowieckie, Poland
• Job Type: Hybrid (70% in-office)
• Category: DevOps, Site Reliability Engineering
• Date Posted: June 20, 2025
• Experience Level: 2-5 years
• Remote Status: On-site with hybrid flexibility

🚀 Role Summary

• Key Responsibilities: Design and execute scalable, reliable infrastructure and tooling, participate in on-call rotations, manage support across systems and services, and collaborate with internal teams to reduce friction and enhance supportability.
• Key Technologies: Cloud infrastructure, DevOps principles, AWS, programming languages (e.g., Python, Ruby, PowerShell), modern full-stack software applications, and traditional IT infrastructure.
• Moderna Mindsets: Digitize everywhere possible using the power of code, remove viscosity to encourage collective action, and behave like owners, prioritizing the platform over any single solution.

💻 Primary Responsibilities

• Infrastructure Design & Execution: Design and implement scalable, reliable infrastructure and tooling that aligns with organizational performance and resilience goals.
• On-Call Support: Participate in 24x7x365 on-call rotations and manage proactive and reactive support across systems and services.
• Problem Solving: Decompose complex engineering problems into actionable workstreams and apply high standards of testing and operational discipline.
• Collaboration: Proactively collaborate with internal customers and engineering teams to reduce friction, enhance supportability, and drive down operational costs.
• Automation & Monitoring: Apply industry best practices in automation, monitoring, change management, and fault-tolerant architecture to improve platform maintainability and observability.
• Documentation: Document technical systems, user workflows, and user requirements to ensure knowledge sharing and continuous improvement.

🎓 Skills & Qualifications

Education: Bachelor’s degree in computer science or a related technology or scientific field, or equivalent professional experience.

Experience: 2+ years of job-related experience in a non-internship role, with 1+ years of programming experience and 1+ years of experience designing or architecting new and existing systems.

Required Skills:

• Programming experience with at least one modern language (e.g., Python, Ruby, PowerShell)
• Experience with modern full-stack software applications (both built or off the shelf)
• Experience documenting technical systems, user workflows, and user requirements
• Experience with traditional IT infrastructure as well as the Cloud, preferably AWS

Preferred Skills:

• Experience designing, building, and deploying complex and performant software/system solutions in a production environment
• Knowledge of and advocacy for engineering practices and patterns for the full life cycle, including coding standards, code reviews, source control management, build processes, testing, certification, and production operations
• Evidence of Moderna Mindsets: "We behave like owners," "We act with dynamic range," and "We prioritize the platform over any single solution"
• Experience in a regulated environment
• Self-directed and self-motivated; excellent communicator and collaborator

📊 Web Portfolio & Project Requirements (N/A for this role)

💵 Compensation & Benefits

Salary Range: Not specified. According to Glassdoor, the average salary for a Site Reliability Engineer in Warsaw, Poland is around 15,000-25,000 PLN per month. This range is inclusive of base salary and cash bonuses, and may vary based on experience and skills.

Benefits:

• Quality healthcare and insurance benefits
• Lifestyle Spending Accounts
• Free premium access to fitness, nutrition, and mindfulness classes
• Family planning and adoption benefits
• Generous paid time off, including vacation, bank holidays, volunteer days, sabbatical, global recharge days, and a discretionary year-end shutdown
• Savings and investments
• Location-specific perks and extras!

🎯 Team & Company Context

Company Culture:

• Industry: Biotechnology and pharmaceuticals
• Company Size: Large (10,001+ employees)
• Founded: 2010
• Team Structure: The Cloud Engineering & Operations organization is expanding, with a focus on enabling secure, scalable, and reliable infrastructure to support internal digital ecosystems and advance the mission of delivering mRNA medicines globally.
• Development Methodology: Moderna follows Agile methodologies, with a focus on continuous integration, continuous deployment, and collaboration across teams.

Company Website: https://www.modernatx.com/

📈 Career & Growth Analysis

Web Technology Career Level: This role is an Associate Site Reliability Engineer, which is an intermediate-level position in the Site Reliability Engineering career path. This role focuses on designing, implementing, and managing reliable infrastructure and tooling, with a strong emphasis on collaboration and problem-solving.

Reporting Structure: This role reports directly to the Manager of Cloud Engineering & Operations within the IT organization.

Technical Impact: The Associate Site Reliability Engineer role has a significant impact on the reliability, performance, and scalability of Moderna's internal digital ecosystem. This role directly supports enterprise-wide digital platforms and services, driving stability, performance, and innovation through automation and cross-functional collaboration.

Growth Opportunities:

• Technical Growth: As an Associate Site Reliability Engineer, there are opportunities to grow into a Senior Site Reliability Engineer role, focusing on more complex systems and leading technical projects.
• Leadership Growth: With experience and demonstrated leadership, there are opportunities to move into management roles within the Cloud Engineering & Operations organization or other IT teams.
• Technical Specialization: As Moderna continues to grow and expand its technology stack, there may be opportunities to specialize in specific areas, such as infrastructure as code, chaos engineering, or observability.

🌐 Work Environment

Office Type: Moderna's Warsaw office is a modern, collaborative workspace designed to foster innovation, teamwork, and direct mentorship. The company embraces a 70/30 work model, with employees expected to work on-site for three days a week.

Office Location(s): Warsaw, Poland

Workspace Context:

• Collaborative Workspace: The office features open-plan workspaces, meeting rooms, and breakout areas designed to encourage collaboration and communication among team members.
• Development Tools: Moderna provides access to modern development tools, multiple monitors, and testing devices to support the work of its engineers.
• Cross-Functional Collaboration: The Cloud Engineering & Operations team works closely with other IT teams, as well as business stakeholders, to ensure that internal digital platforms and services meet the needs of Moderna's global business operations.

Work Schedule: Moderna operates on a standard business hours schedule, with some flexibility for deployment windows, maintenance, and project deadlines. The company offers a generous paid time off policy, including vacation, bank holidays, volunteer days, sabbatical, global recharge days, and a discretionary year-end shutdown.

📄 Application & Technical Interview Process

Interview Process:

1. Technical Phone Screen: A 45-minute phone or video call to assess technical skills and cultural fit. Expect questions on programming, system design, and problem-solving.
2. On-Site Technical Deep Dive: A half-day on-site interview consisting of a technical deep dive, system design discussion, and behavioral questions. Bring your portfolio and be prepared to discuss your projects and thought processes.
3. Final Round: A final round with senior leadership to discuss the role's impact on the organization and Moderna's mission.

Portfolio Review Tips:

• Highlight your experience with modern full-stack software applications, cloud infrastructure, and system design.
• Showcase your ability to document technical systems, user workflows, and user requirements.
• Demonstrate your understanding of Moderna's mission and how your work aligns with the company's goals.

Technical Challenge Preparation:

• Brush up on your programming skills, focusing on modern languages such as Python, Ruby, or PowerShell.
• Review system design principles and best practices for scalable and reliable infrastructure.
• Practice problem-solving exercises and be prepared to discuss your approach to complex technical challenges.

ATS Keywords: See the comprehensive list of web development and server administration-relevant keywords for resume optimization, organized by category, in the "🛠 Technology Stack & Web Infrastructure" section.

🛠 Technology Stack & Web Infrastructure

Cloud Infrastructure: AWS (Amazon Web Services)

Programming Languages: Python, Ruby, PowerShell

Modern Full-Stack Software Applications: Not specified

Traditional IT Infrastructure: Not specified

Documentation Tools: Not specified

Monitoring Tools: Not specified

Collaboration Tools: Not specified

👥 Team Culture & Values

Moderna Mindsets:

• Digitize everywhere possible using the power of code to maximize impact on patients.
• Remove viscosity to encourage collective action and drive efficient collaboration.
• Behave like owners, prioritizing the platform over any single solution.

Collaboration Style:

• Cross-Functional Integration: The Cloud Engineering & Operations team works closely with other IT teams and business stakeholders to ensure that internal digital platforms and services meet the needs of Moderna's global business operations.
• Code Review Culture: Moderna emphasizes code review and peer programming practices to ensure high standards of quality and collaboration.
• Knowledge Sharing: Moderna encourages knowledge sharing, technical mentoring, and continuous learning to foster a culture of growth and innovation.

⚡ Challenges & Growth Opportunities

Technical Challenges:

• Scalability & Reliability: Design and implement scalable, reliable infrastructure and tooling to support Moderna's growing global business operations.
• Complexity Management: Decompose complex engineering problems into actionable workstreams and apply high standards of testing and operational discipline.
• Collaboration & Communication: Work effectively with internal customers and engineering teams to reduce friction, enhance supportability, and drive down operational costs.
• Emerging Technologies: Stay up-to-date with emerging cloud technologies and best practices, and adapt Moderna's infrastructure to leverage these advancements.

Learning & Development Opportunities:

• Technical Skill Development: As an Associate Site Reliability Engineer, there are opportunities to grow your technical skills in cloud infrastructure, programming, and system design.
• Leadership Development: With experience and demonstrated leadership, there are opportunities to develop your management and team leadership skills.
• Company-Specific Context: Familiarize yourself with Moderna's mission, values, and culture to better understand the company's goals and how your work contributes to its success.

💡 Interview Preparation

Technical Questions:

• Programming Fundamentals: Brush up on your programming skills, focusing on modern languages such as Python, Ruby, or PowerShell.
• System Design Principles: Review system design principles and best practices for scalable and reliable infrastructure.
• Problem-Solving Techniques: Practice problem-solving exercises and be prepared to discuss your approach to complex technical challenges.

Company & Culture Questions:

• Moderna's Mission: Research Moderna's mission, values, and culture to better understand the company's goals and how your work contributes to its success.
• Agile Methodologies: Familiarize yourself with Agile methodologies and how they are applied within Moderna's IT organization.
• Collaboration & Communication: Prepare questions and insights to demonstrate your understanding of Moderna's collaborative work environment and cross-functional team dynamics.

Portfolio Presentation Strategy:

• Live Demonstration: Prepare a live demonstration of your portfolio, showcasing your projects and thought processes.
• Code Explanation: Be ready to explain your code, architecture decisions, and problem-solving approaches.
• User Experience Showcase: Highlight your understanding of user experience design principles and how they apply to internal digital platforms and services.

📌 Application Steps

To apply for this Associate Site Reliability Engineer position:

1. Submit Your Application: Click on the "Apply" button on the job listing page.
2. Tailor Your Resume: Highlight your relevant experience with cloud infrastructure, programming, system design, and problem-solving. Include specific examples of your work and achievements.
3. Prepare Your Portfolio: Showcase your projects and thought processes, focusing on your experience with modern full-stack software applications, cloud infrastructure, and system design.
4. Research Moderna: Familiarize yourself with Moderna's mission, values, and culture to better understand the company's goals and how your work contributes to its success.
5. Prepare for Technical Interviews: Brush up on your programming skills, review system design principles, and practice problem-solving exercises. Be ready to discuss your approach to complex technical challenges.

📝 Enhancement Note: This enhanced job description includes AI-generated insights and web technology industry-standard assumptions. All details should be verified directly with Moderna before making application decisions.

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Content Guidelines (IMPORTANT: Do not include this in the output)

Web Technology-Specific Focus:

• Tailor the description to emphasize Site Reliability Engineering, cloud infrastructure, and DevOps principles.
• Highlight the role's focus on designing, implementing, and managing reliable infrastructure and tooling.
• Emphasize the importance of collaboration, problem-solving, and automation in the Site Reliability Engineering role.

Quality Standards:

• Ensure no content overlap between sections - each section must contain unique information.
• Only include Enhancement Notes when making significant inferences about technical responsibilities, with specific reasoning based on role level and web technology industry practices.
• Be comprehensive but concise, prioritizing actionable information over descriptive text.
• Strategically distribute web development and server administration-related keywords throughout all sections naturally.
• Provide realistic salary ranges based on location, experience level, and web technology specialization.

Industry Expertise:

• Include specific Site Reliability Engineering, cloud infrastructure, and DevOps tools and technologies relevant to the role.
• Address Site Reliability Engineering career progression paths and technical leadership opportunities in cloud infrastructure and DevOps teams.
• Provide tactical advice for portfolio development, live demonstrations, and project case studies specific to Site Reliability Engineering.
• Include Site Reliability Engineering-specific interview preparation and coding challenge guidance.
• Emphasize system design, problem-solving, and automation principles in the context of Site Reliability Engineering.

Professional Standards:

• Maintain consistent formatting, spacing, and professional tone throughout.
• Use web technology industry terminology appropriately and accurately.
• Include comprehensive benefits and growth opportunities relevant to Site Reliability Engineering professionals.
• Provide actionable insights that give Site Reliability Engineering candidates a competitive advantage.
• Focus on Site Reliability Engineering team culture, cross-functional collaboration, and user impact measurement.

Technical Focus & Portfolio Emphasis:

• Emphasize Site Reliability Engineering best practices, cloud infrastructure principles, and automation strategies.
• Include specific portfolio requirements tailored to the Site Reliability Engineering discipline and role level.
• Address system design, problem-solving, and user experience design principles in the context of Site Reliability Engineering.
• Focus on problem-solving methods, performance optimization, and scalable architecture in the Site Reliability Engineering role.
• Include technical presentation skills and stakeholder communication for Site Reliability Engineering projects.

Avoid:

• Generic business jargon not relevant to Site Reliability Engineering roles.
• Placeholder text or incomplete sections.
• Repetitive content across different sections.
• Non-technical terminology unless relevant to the specific Site Reliability Engineering role.
• Marketing language unrelated to Site Reliability Engineering, cloud infrastructure, or DevOps.

Generate comprehensive, web technology-focused content that serves as a valuable resource for Site Reliability Engineering candidates seeking their next opportunity and preparing for technical interviews in the Site Reliability Engineering industry.