Senior Site Reliability Engineer

Symphony; Belfast City District; On-site; GBP 60,000 - 70,000; Full time

Benefits offered by this job

Regional specific competitive benefits

Build your own Benefits (BYOB) perk

Local events, team building, and devop

Job summary

Symphony is seeking a Site Reliability Engineer to join our Agile teams, ensuring production systems are scalable, reliable, and secure in a cloud-first environment. You will own platform visibility, drive GitOps practices, and help the team ship robust software with an ownership mentality.

The role requires deep experience with IaC, Kubernetes, cloud providers (GCP/AWS), and observability, plus strong communication in our international team and a willingness to participate in 24/7 on-call

Qualifications

• Strong experience with Infrastructure as Code (IaC).
• Deep understanding of Kubernetes and Helm.
• Extensive Linux administration and troubleshooting experience.
• Hands-on experience with GCP and AWS services and cloud-native architectures.
• Experience implementing observability solutions.
• Solid networking knowledge.
• Ability to work independently and in teams.
• Willingness to participate in a 24/7 on-call rotation.

Responsibilities

• Design, build, and maintain scalable infrastructure using IaC.
• Manage Kubernetes clusters using Helm and ArgoCD.
• Administer and troubleshoot Linux-based systems for performance and security.
• Work with GCP and AWS to architect cloud-native solutions.
• Implement observability with monitoring, logging, and alerting (Splunk, Grafana).
• Develop automation tools in Python and Go.
• Provide production support and participate in 24/7 on-call rotations.
• Troubleshoot complex networking issues and optimize performance.
• Communicate across the organization.

Skills

Kubernetes

Helm

Linux

Cloud-native

Observability

IaC

Python/Go

Tools

Terraform

Terragrunt

Ansible

ArgoCD

Job description

About us @Symphony

Secure. Connected. Intelligent.

Symphony is an AI-powered communication and technology company fueled by interconnected platforms: messaging, voice, directory and analytics.

Our end-to-end encrypted technologies enable over 1,400 institutions to accelerate AI impact, prioritize data security, navigate complex regulatory compliance and optimize business interactions.

Role Description:

As a Site Reliability Engineer, you will work with Agile engineering teams to provide productioninsight into running and operating software at-scale in a globally distributed and highly available cloud based system.
You will guide the team to consider resiliency, scalability and operability implications in the choices they make during the development cycle to help foster an ownership in productionmentality ("You build it, you own it").
You will also own and develop our platform by implementing and championing GitOps principles. You will play a hands-on role helping the team meet technical, operational, schedule, and business requirements.
The ideal candidate will be a systems problem solver with a passion for crafting products that deliver incredible customer experiences, have deep experience with infrastructure, operational automation, data driven metrics collection, modern platform management, and a true desire to automate it rather than do it repeatedly.

Responsibilities:

• Design, build, and maintain highly scalable and reliable infrastructure using Infrastructure-as-Code (IaC).
• Manage and optimize Kubernetes clusters, leveraging Helm and ArgoCD for efficient application deployment and lifecycle management.
• Administer and troubleshoot Linux-based systems, ensuring their performance, security, and availability.
• Work extensively with both GCP and AWS services, architecting and managing cloud-native solutions.
• Implement robust observability practices, including monitoring, logging and alerting to proactively identify and resolve issues, using Splunk and Grafana.
• Develop and maintain automation tools using languages such as Python and Go to streamline operations and improve efficiency.
• Provide production support, responding to incidents and outages, and participating in a 24/7 on-call rotation.
• Troubleshoot complex networking issues and optimize network performance.
• Engage in communications across all areas of the organization.

Required Qualifications:

• Strong experience with IaC.
  • Required: Terraform
  • Nice to have: Terragrunt and Ansible
• Deep understanding of Kubernetes and Helm.
• Extensive experience with Linux administration and troubleshooting.
• Hands-on experience with GCP and AWS services and cloud-native architectures.
• Experience in implementing observability solutions.
• Solid understanding of networking concepts and protocols.
• Ability to work both independently and collaboratively.
• Ability to lead and work on projects.
• Ability to multitask and adapt quickly to changing priorities.
• Excellent communication and problem-solving skills. We have an international team, so good communication skills are essential.
• Willingness to participate in a 24/7 on-call rotation.

This role offers a challenging and rewarding opportunity to work on cutting-edge technologies and make a significant impact on the reliability and scalability of our systems.

Compensation:

• Salary Range: £ 60,000 - 70,000 base salary per year
• Bonus Plan

Benefits and Perks:

• Regional specific competitive benefits
• Build your own Benefits (BYOB) perk
• Local events, team building, and development opportunities

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.