Principal Site Reliability Engineer

📍 Job Overview

• Job Title: Principal Site Reliability Engineer
• Company: FIS
• Location: Ireland
• Job Type: Full-Time
• Category: DevOps Engineer
• Date Posted: August 1, 2025
• Experience Level: 10+ years
• Remote Status: On-site

🚀 Role Summary

• Lead the design and evolution of observability and monitoring systems for end-to-end visibility and proactive issue detection.
• Implement scalable automation frameworks for infrastructure provisioning, deployment pipelines, and operational tasks.
• Ensure application reliability, availability, and performance, minimizing downtime and optimizing response times.
• Own incident management processes, including high-severity incident response, root cause analysis, and continuous improvement initiatives.
• Mentor and guide colleagues, fostering a culture of ownership, resilience, and operational excellence.
• Collaborate with architecture, security, and product leadership to align reliability goals with business objectives.

📝 Enhancement Note: This role requires a strategic mindset and the ability to influence cross-functional teams and drive change at scale, making it an excellent fit for an experienced DevOps engineer looking to make a significant impact on a global financial services organization.

💻 Primary Responsibilities

• Observability & Monitoring: Lead the design and evolution of observability, monitoring, and alerting systems to ensure end-to-end visibility and proactive issue detection.
• Automation & Infrastructure: Implement scalable automation frameworks for infrastructure provisioning, deployment pipelines, and operational tasks.
• Application Reliability: Ensure application reliability, availability, and performance, minimizing downtime and optimizing response times.
• Incident Management: Own incident management processes, including high-severity incident response, root cause analysis, and continuous improvement initiatives.
• Mentoring & Leadership: Mentor and guide colleagues, fostering a culture of ownership, resilience, and operational excellence.
• Collaboration & Strategy: Collaborate with architecture, security, and product leadership to align reliability goals with business objectives.

📝 Enhancement Note: This role requires a strong background in incident response and post-mortem culture, as well as the ability to make strategic decisions and drive change at scale.

🎓 Skills & Qualifications

Education: Bachelor's degree in Computer Science, Engineering, or a related field. Relevant certifications (e.g., AWS Certified DevOps Engineer, Certified Kubernetes Administrator) are a plus.

Experience: 10+ years of experience in a Principal or Lead SRE/DevOps/Infrastructure Engineering role within complex, high-availability environments.

Required Skills:

• Proven experience in cloud platforms (AWS, Azure, or GCP) and Infrastructure as Code (Terraform, CloudFormation, etc.).
• Strong background in monitoring tools (Prometheus, Grafana, DataDog) and logging frameworks (Splunk, ELK Stack).
• Advanced proficiency in scripting and automation (Python, Bash, Ansible).
• Hands-on experience with CI/CD pipelines (Jenkins, GitLab CI/CD, Azure DevOps).
• Demonstrated leadership in incident response and post-mortem culture.

Preferred Skills:

• Experience with containerization (Docker, Kubernetes) and orchestration.
• Familiarity with infrastructure automation tools (Ansible, Puppet, Chef).
• Knowledge of ITIL or other service management frameworks.
• Experience with chaos engineering and resilience testing.

📝 Enhancement Note: Candidates with experience in financial services or a related industry may have an advantage in understanding the unique challenges and requirements of this role.

📊 Web Portfolio & Project Requirements

Portfolio Essentials:

• Demonstrate experience in designing and implementing scalable, highly available systems.
• Showcase your ability to optimize application performance and minimize downtime.
• Highlight your incident management and problem-solving skills through case studies or success stories.

Technical Documentation:

• Provide examples of technical documentation, including infrastructure as code, deployment processes, and server configuration.
• Include testing methodologies, performance metrics, and optimization techniques used in previous projects.

📝 Enhancement Note: As this role involves leading and mentoring colleagues, candidates should be prepared to discuss their approach to knowledge sharing and technical mentoring in their portfolio.

💵 Compensation & Benefits

Salary Range: €120,000 - €160,000 per year (based on market research and regional adjustments for Ireland)

Benefits:

• Competitive salary and attractive range of benefits designed to help support your lifestyle and wellbeing.
• Varied and challenging work to help you grow your technical skillset.

Working Hours: Full-time (40 hours/week) with on-call rotations and 24/7 support for critical incidents.

📝 Enhancement Note: The salary range provided is an estimate based on market research and regional adjustments for Ireland. Actual salary may vary depending on the candidate's experience and qualifications.

🎯 Team & Company Context

🏢 Company Culture

Industry: FIS is a global leader in financial services technology, providing solutions for banking, payments, capital markets, and investment management.

Company Size: FIS has over 55,000 employees worldwide, providing ample opportunities for collaboration and growth.

Founded: 1968, with a rich history in financial services technology and a strong commitment to innovation.

Team Structure:

• The Principal Site Reliability Engineer will report directly to the Head of Site Reliability Engineering.
• The role will collaborate with cross-functional teams, including architecture, security, product, and development teams.
• The team follows Agile methodologies, with a focus on continuous improvement and customer-centric innovation.

Development Methodology:

• FIS follows Agile/Scrum methodologies for software development, with a focus on customer value and iterative improvement.
• The company emphasizes code review, testing, and quality assurance practices to ensure high-quality deliverables.
• Deployment strategies include CI/CD pipelines and automated deployment processes to streamline software delivery.

Company Website: FIS Global

📝 Enhancement Note: FIS's commitment to innovation and customer-centricity makes it an ideal environment for a Principal Site Reliability Engineer looking to drive change and make a significant impact on the organization's transformation journey.

📈 Career & Growth Analysis

Web Technology Career Level: This role is suited for an experienced DevOps engineer looking to take the next step in their career, with a focus on leading and driving change at scale.

Reporting Structure: The Principal Site Reliability Engineer will report directly to the Head of Site Reliability Engineering and collaborate with cross-functional teams, including architecture, security, product, and development teams.

Technical Impact: This role has a significant impact on the company's transformation journey, driving customer-centric innovation and automation, and positioning the organization as a leader in the competitive banking, payments, and investment landscape.

Growth Opportunities:

• Technical Leadership: The role offers opportunities for technical leadership and mentoring, allowing the candidate to develop their skills in guiding and influencing others.
• Architecture & Design: The role involves making critical decisions about system design and architecture, providing opportunities for growth in these areas.
• Cross-Functional Collaboration: The role requires collaboration with various teams, offering opportunities to develop skills in stakeholder management and communication.

📝 Enhancement Note: This role provides ample opportunities for growth and development, both technically and in terms of leadership and collaboration skills.

🌐 Work Environment

Office Type: FIS operates a hybrid work environment, with a focus on collaboration and flexibility.

Office Location(s): Ireland (Dublin)

Workspace Context:

• The workspace is designed to foster collaboration and innovation, with open-plan offices and dedicated team spaces.
• FIS provides state-of-the-art technology and tools to support its employees' productivity and growth.
• The company encourages a culture of continuous learning and development, with opportunities for training, certifications, and mentorship.

Work Schedule: Full-time (40 hours/week) with flexible working hours and a focus on results and outcomes.

📝 Enhancement Note: FIS's hybrid work environment and commitment to collaboration and flexibility make it an attractive option for experienced DevOps engineers looking for a supportive and innovative work environment.

📄 Application & Technical Interview Process

Interview Process:

1. Phone Screen: A brief phone call to discuss the candidate's experience and fit for the role.
2. Technical Deep Dive: A comprehensive technical interview focusing on the candidate's experience with cloud platforms, infrastructure as code, monitoring tools, and automation.
3. Behavioral & Cultural Fit: An interview to assess the candidate's problem-solving skills, leadership abilities, and cultural fit with FIS.
4. Final Interview: A meeting with the hiring manager and other key stakeholders to discuss the candidate's fit for the role and the team.

Portfolio Review Tips:

• Highlight your experience in designing and implementing scalable, highly available systems.
• Showcase your incident management and problem-solving skills through case studies or success stories.
• Include examples of technical documentation, including infrastructure as code, deployment processes, and server configuration.

Technical Challenge Preparation:

• Brush up on your knowledge of cloud platforms, infrastructure as code, monitoring tools, and automation.
• Prepare for behavioral questions related to incident management, leadership, and problem-solving.
• Research FIS and the banking, payments, and investment landscape to demonstrate your understanding of the company and its industry.

ATS Keywords: (Organized by category)

• Cloud Platforms: AWS, Azure, GCP
• Infrastructure as Code: Terraform, CloudFormation
• Monitoring Tools: Prometheus, Grafana, DataDog, Splunk, ELK Stack
• Scripting & Automation: Python, Bash, Ansible
• CI/CD Pipelines: Jenkins, GitLab CI/CD, Azure DevOps
• Leadership & Soft Skills: Incident Response, Problem-Solving, Communication, Negotiation, Stakeholder Management
• Industry Terms: Site Reliability Engineering, DevOps, Infrastructure Engineering, Financial Services, Banking, Payments, Investment Management

📝 Enhancement Note: The interview process for this role is designed to assess the candidate's technical skills, leadership abilities, and cultural fit with FIS. Candidates should be prepared to discuss their experience in detail and demonstrate their problem-solving skills through case studies and examples.

🛠 Technology Stack & Web Infrastructure

Cloud Platforms:

• AWS, Azure, or GCP (experience with at least one cloud platform is required)

Infrastructure as Code:

• Terraform, CloudFormation, or similar tools (experience with at least one tool is required)

Monitoring Tools:

• Prometheus, Grafana, DataDog, Splunk, ELK Stack, or similar tools (experience with at least two tools is required)

Scripting & Automation:

• Python, Bash, Ansible, or similar tools (experience with at least two tools is required)

CI/CD Pipelines:

• Jenkins, GitLab CI/CD, Azure DevOps, or similar tools (experience with at least two tools is required)

📝 Enhancement Note: The technology stack for this role requires experience with cloud platforms, infrastructure as code, monitoring tools, and automation. Candidates should be comfortable working with a variety of tools and technologies to drive innovation and growth within the organization.

👥 Team Culture & Values

Web Development Values:

• Innovation: FIS values innovation and encourages its employees to think creatively and challenge the status quo.
• Customer-Centricity: FIS is committed to delivering exceptional customer experiences and values employees who prioritize customer needs in their decision-making.
• Collaboration: FIS fosters a culture of collaboration and encourages employees to work together to achieve common goals.
• Resilience: FIS values resilience and encourages its employees to learn from failures and continuously improve.

Collaboration Style:

• FIS operates a hybrid work environment, with a focus on collaboration and flexibility.
• The company encourages cross-functional collaboration and values input from all team members.
• FIS uses Agile methodologies to foster a culture of continuous improvement and innovation.

📝 Enhancement Note: FIS's commitment to innovation, customer-centricity, collaboration, and resilience makes it an ideal environment for an experienced DevOps engineer looking to drive change and make a significant impact on the organization's transformation journey.

⚡ Challenges & Growth Opportunities

Technical Challenges:

• Scalability: Design and implement scalable, highly available systems to support the organization's growth and expansion.
• Performance Optimization: Optimize application performance and minimize downtime to ensure exceptional customer experiences.
• Incident Management: Own incident management processes and drive continuous improvement initiatives to enhance the organization's resilience and reliability.
• Emerging Technologies: Stay up-to-date with emerging technologies and trends in cloud platforms, infrastructure as code, and monitoring tools to drive innovation and growth within the organization.

Learning & Development Opportunities:

• Technical Skill Development: FIS offers opportunities for training, certifications, and mentorship to help employees develop their technical skills and advance their careers.
• Conference Attendance: FIS encourages employees to attend industry conferences and events to stay up-to-date with the latest trends and best practices in financial services technology.
• Leadership Development: FIS offers opportunities for technical leadership development, including mentorship programs and architecture decision-making.

📝 Enhancement Note: The technical challenges and learning opportunities for this role require a strategic mindset and the ability to drive change at scale. Candidates should be prepared to discuss their approach to incident management, performance optimization, and emerging technologies in their application and interview process.

💡 Interview Preparation

Technical Questions:

• Cloud Platforms: Describe your experience with AWS, Azure, or GCP, and how you have used these platforms to drive innovation and growth within your previous organizations.
• Infrastructure as Code: Explain your experience with Terraform, CloudFormation, or similar tools, and how you have used these tools to automate infrastructure provisioning and deployment.
• Monitoring Tools: Discuss your experience with Prometheus, Grafana, DataDog, Splunk, ELK Stack, or similar tools, and how you have used these tools to ensure end-to-end visibility and proactive issue detection.

Company & Culture Questions:

• Innovation: How do you approach innovation and driving change at scale within a large organization like FIS?
• Customer-Centricity: Describe your experience with customer-centric decision-making and how you have prioritized customer needs in your previous roles.
• Collaboration: How do you foster a culture of collaboration and cross-functional teamwork within a DevOps or Site Reliability Engineering team?

Portfolio Presentation Strategy:

• System Design: Prepare a live demo or presentation of a complex, highly available system you have designed and implemented in a previous role.
• Incident Management: Include a case study or success story that demonstrates your incident management and problem-solving skills.
• Technical Documentation: Prepare examples of technical documentation, including infrastructure as code, deployment processes, and server configuration.

📝 Enhancement Note: The interview process for this role is designed to assess the candidate's technical skills, leadership abilities, and cultural fit with FIS. Candidates should be prepared to discuss their experience in detail and demonstrate their problem-solving skills through case studies and examples.

📌 Application Steps

To apply for this Principal Site Reliability Engineer position at FIS:

1. Customize Your Portfolio: Tailor your portfolio to highlight your experience in designing and implementing scalable, highly available systems, incident management, and problem-solving.
2. Optimize Your Resume: Highlight your experience with cloud platforms, infrastructure as code, monitoring tools, and automation, as well as your leadership and soft skills.
3. Prepare for Technical Interviews: Brush up on your knowledge of cloud platforms, infrastructure as code, monitoring tools, and automation, and prepare for behavioral questions related to incident management, leadership, and problem-solving.
4. Research FIS: Familiarize yourself with FIS's commitment to innovation, customer-centricity, collaboration, and resilience, and be prepared to discuss how your experience aligns with these values.

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