Site Reliability Engineer at Mars Capital

Dublin, Leinster, Ireland -

Full Time

Start Date

Immediate

Expiry Date

19 May, 26

Salary

0.0

Posted On

18 Feb, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

AWS, Terraform, CloudFormation, Azure DevOps, CI/CD, Docker, Kubernetes, EKS, ECS, Monitoring, Alerting, SLIs/SLOs, Incident Response, CloudWatch, Prometheus, Grafana

Industry

Financial Services

Description

Company Description WELCOME TO MARS CAPITAL Mars Capital Finance Ireland DAC (“Mars Capital”) is part of Arrow Global Group Limited, which is one of Europe’s leading integrated asset managers with €112bn Assets Under Management (“AUM”) and 4,400 employees across five jurisdictions Mars Capital was established in 2015 and is a Regulated Credit Servicing Firm, authorised by the by the Central Bank of Ireland and located in Dublin 2. Mars Capital has the capacity and regulatory authority to service loans secured against properties and has €8bn AUM, experiencing significant growth in recent years. We provide services that span the full lifecycle of a loan post origination, from drawdown through to loan administration, asset management, enforcement as well as syndication, securitisation, and standby servicing. We value our relationship with our clients and believe that our deployment of dedicated, Dublin-based project and asset management teams give us a competitive advantage over other competitors who operate a shared services model across their portfolios. Placing the customer first in a simple and efficient manner in line with our regulatory obligation is our number one priority. Our local strategic ambition is to provide value accretive services to institutional clients, while building better financial futures for our customers, clients, communities and colleagues. Our Culture and Way of Working We’re entrepreneurial, fast-paced and decisive, working together safely and supportively. We trust our colleagues to make the right decisions and are brave enough to acknowledge mistakes and to learn from them. Celebrating success, we reward those who help us to achieve exceptional long-term results. We’re inclusive and encourage our colleagues to be themselves. Our culture supports the difference that makes each of us unique. We’re open and eager to embrace new ways of working and have a diverse community, enriched by our local identities that works collaboratively to build a unified and dynamic organisation. We believe that a supported flexible working approach helps us to retain valued colleagues, enhance wellbeing, increase motivation and encourage a healthy work/life balance. If you’re interviewed, ask about the flexibility involved in this role. Our Values Our stakeholders expect us to act in an ethical and responsible way and this is at the heart of how we conduct our business. Our values support this philosophy, and we seek out and reward behaviours that will make us more sustainable, responsible and successful. Our values are- we succeed together; we do the right thing; we’re trusted and valued; and we’re brave and creative. You’ll hear more about these throughout the interview process. Our STAR Awards provide a fantastic platform to send a special thank you to a colleague who may have gone above and beyond to help you and the business succeed, or someone who has been brave and creative with their own approach to how they work. Values orientated, our Recognition Scheme plays a pivotal role in aligning and celebrating our culture, and simply wouldn’t exist without colleague participation and input. Our Environmental, Social and Governance (“ESG”) Commitment We’re committed to investing responsibly and supporting our local communities and charitable organisations. Every colleague is encouraged to take a paid day each calendar year to volunteer for our nominated charities. Internally we are very proud of our four colleague-led engagement groups, who run events/initiatives, that promote our culture and values which is a key part of the life blood of this business. Job Description Job Specification: Site Reliability Engineer (Mid-Level) Role Overview We are seeking a Site Reliability Engineer (Mid-level) with strong expertise in AWS cloud infrastructure, containerized platforms, and Azure DevOps CI/CD pipelines. The successful candidate will focus on improving system reliability, availability, performance, and scalability while enabling engineering teams to deliver high-quality services efficiently. This role blends software engineering with operational excellence, emphasizing automation, observability, incident response, and continuous improvement across cloud-native environments. Note: This is a reliability-focused engineering role with on-call responsibilities and involvement in platform modernization initiatives. Qualifications Key Responsibilities Design, build, and operate highly available AWS infrastructure using Infrastructure as Code (Terraform / CloudFormation). Develop and maintain CI/CD pipelines to support automated deployments and testing. Implement and manage EC2 / containerised workloads using Docker and Kubernetes (EKS/ECS). Improve system reliability through automation, monitoring, alerting, and self-healing mechanisms. Define and track SLIs/SLOs and error budgets for critical services. Participate in incident response, lead root cause analysis, and drive post-incident improvements. Build observability platforms using CloudWatch, Prometheus, Grafana, ELK, or similar tooling. Automate operational tasks to reduce toil and improve deployment consistency. Optimise AWS environments for performance, scalability, and cost efficiency. Implement security best practices, including IAM, secrets management, and network segmentation. Collaborate with development teams to improve application reliability and deployment strategies. Maintain runbooks, architectural documentation, and operational playbooks. Key Characteristics Reliability-driven: Focused on uptime, performance, and resilience. Automation-first mindset: Actively reduces manual effort and operational toil. Ownership mentality: Takes responsibility for services from design through production. Strong communicator: Clearly articulates incidents, improvements, and technical concepts. Collaborative: Works closely with platform, security, and application teams. Continuous learner: Keeps pace with SRE practices and cloud-native technologies. Core Experience & Technical Skills 5–7 years of IT experience with at least 3+ years in SRE, DevOps, or Cloud Engineering roles. Strong hands-on experience with AWS services including EC2, VPC, IAM, S3, RDS, CloudWatch, ALB/ELB, and Route53. Proven experience creating, managing, and optimising CI/CD pipelines using Azure DevOps. Solid Linux/Windows system administration and troubleshooting skills across production environments. Hands-on experience with Docker for containerization and working knowledge of Kubernetes ECS/EKS, including container networking, scaling, rolling deployments, and service mesh concepts. Strong experience implementing Infrastructure as Code using Terraform and/or CloudFormation. Scripting proficiency in Bash and Python for automation and operational tooling. Experience automating infrastructure provisioning, deployments, and operational workflows. Practical experience implementing observability platforms, including monitoring, logging, and alerting solutions. Strong understanding of SRE principles, including SLIs, SLOs, error budgets, incident management, postmortems, and capacity planning. Familiarity with performance tuning, load testing, and reliability optimisation techniques. Additional Information D&I statement

Responsibilities

The Site Reliability Engineer will design, build, and operate highly available AWS infrastructure using Infrastructure as Code and develop/maintain CI/CD pipelines for automated deployments. Key duties include improving system reliability through automation, monitoring, incident response, and optimizing cloud environments for performance and cost efficiency.