Site Reliability Engineer

Job Title: Site Reliability/DevOps Engineer with NGINX

Location: Dublin, Ireland (Hybrid)

Job Type: Permanent role

Job Description:

• As a Senior Engineer, you will act as the production readiness steward for versatile Gateway products and integration with other platforms.
• You will partner with development teams to design, implement, and support services with a focus on operational resilience, automation, and compliance.

Key Responsibilities:

• Lifecycle Ownership: Engage in and improve the entire service lifecycle—from design and deployment to operations and continuous improvement.
• Operational Readiness: Ensure system availability, capacity, performance, monitoring, and self-healing capabilities are embedded throughout delivery.
• Incident Management: Practice sustainable incident response, lead blameless postmortems, and optimize Mean Time to Recovery (MTTR).
• Automation & CI/CD:
• Develop and maintain automation pipelines for certificate renewal, traffic routing, alerting, and compliance reporting using tools like Ansible, Venafi & XLR template.
• Support CI/CD pipelines for software promotion and operational gating.
• Reliability Engineering: Scale systems sustainably through automation and advocate for changes that improve reliability and velocity.
• Compliance & Risk Management: Drive initiatives for Safety & Soundness, PCI compliance, threat/toil reduction, and ITSM defect resolution.
• Monitoring & Observability: Implement robust logging, monitoring, and alerting standards to ensure system health and proactive issue detection.
• Hands-on experience with Dynatrace & Splunk monitoring tool configuration and alerting.
• Collaboration: Work with global teams across multiple time zones and mentor junior engineers.
• Continuous Improvement: Provide feedback loops to development teams on resiliency gaps and operational enhancements.

Rotational On-Call & Flexibility:

• Participate in rotational on-call support for critical production systems.
• Demonstrate flexibility to take on additional responsibilities and ad-hoc duties as needed to support team and organizational goals.

All About You (Skills & Qualifications)

• Experience: 5+ years in BizOps, Site Reliability Engineering, or DevOps roles.

Technical Expertise:

• Strong understanding of NGINX configuration and gRPC event-driven architectures.
• Proficiency in DevOps tools: Chef, Jenkins, Groovy, shell scripting, Bitbucket, Git, Ansible, XLR.
• Experience with AWS infrastructure, secure access practices, and cloud-native deployments.

Security & Compliance:

• Awareness of certificate lifecycle management, mutual TLS, SSL handshake, SSH keys, and encryption standards.
• Familiarity with ITSM processes, compliance frameworks, and incident management.

Networking & Systems:

• Knowledge of client-server relationships, network layers (L1–L7), load balancers (BIG-IP F5), and application firewalls.
• Ability to analyze stack traces, TCP dumps, heap/thread dumps, and perform OS-level troubleshooting.

Authentication & Authorization:

• Intermediate understanding of Active Directory, SAML, LTPA, SSO, and OAuth.

Soft Skills:

• Strong documentation and communication skills.
• Ability to collaborate across cross-functional teams and mentor junior resources.

Preferred Experience:

• Building self-healing systems and operational resiliency frameworks.
• Implementing observability solutions for distributed systems.
• Driving DevOps transformation and automation best practices in large-scale environments.