Junior Site Reliability Engineer
- Full-time
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
Role Overview
We are seeking a Junior Site Reliability Engineer (SRE) with foundational knowledge of AWS cloud infrastructure, containerised platforms, and CI/CD pipelines. The successful candidate will support the team in improving system reliability, availability, performance, and scalability while learning to deliver high-quality services efficiently.
This role provides an excellent opportunity to develop engineering and operational skills, with exposure to automation, observability, scalability, and resilience across cloud-native environments. As a junior engineer, you will work alongside senior engineers to learn and apply DevOps and SRE best practices, contributing to efforts that reduce operational toil and enhance system reliability.
Note: This is a reliability-focused engineering role with supported on-call responsibilities and involvement in platform modernisation initiatives.
Key Responsibilities
- Assist in building, maintaining, and monitoring infrastructure on AWS under guidance from senior engineers.
- Support the maintenance and improvement of CI/CD pipelines for automated build, test, and deployment processes.
- Contribute to CI/CD workflows, including multi-stage pipelines and release processes.
- Assist with the administration and support of Windows (IIS, .NET) and Linux-based production systems.
- Support the deployment and maintenance of containerised applications using Docker and Kubernetes (EKS/AKS).
- Assist in implementing Infrastructure as Code (IaC) using Terraform, CloudFormation, or ARM templates.
- Write and maintain automation scripts using PowerShell, Bash, or Python.
- Support the monitoring of SLIs, SLOs, and SLAs to help ensure system reliability.
- Assist in configuring and maintaining monitoring, logging, and alerting solutions (CloudWatch, Prometheus, Grafana, Azure Monitor).
- Participate in incident response and troubleshooting under the guidance of senior engineers, contributing to root cause analysis (RCA).
- Support performance monitoring and capacity planning activities.
- Work with development teams to understand and support deployment strategies (blue-green, canary releases).
- Follow security, compliance, and best practices across CI/CD pipelines and infrastructure.
Qualifications
Required Skills & Experience
- Up to 2 year of experience or relevant internship/placement in Site Reliability Engineering, DevOps, or Infrastructure Engineering (graduate applicants with strong academic projects welcome).
- Basic understanding of AWS services (EC2, S3, RDS, VPC, IAM, ELB, CloudWatch).
- Familiarity with CI/CD concepts and exposure to Azure DevOps Pipelines or similar tools.
- Basic understanding of pipeline design and deployment strategies.
- Foundational knowledge of Windows Server administration, including IIS and .NET applications.
- Basic Linux system administration skills.
- Awareness of containerisation concepts (Docker) and an interest in Kubernetes (EKS/AKS).
- Exposure to Infrastructure as Code concepts (Terraform, CloudFormation, or ARM templates).
- Basic scripting ability in at least one of PowerShell, Bash, or Python.
- Familiarity with monitoring and logging concepts and tools (Prometheus, Grafana, ELK, CloudWatch).
- Foundational understanding of networking, security, and cloud architecture principles.
Preferred Qualifications
- A degree in Computer Science, Software Engineering, or a related discipline (or equivalent practical experience).
- Any hands-on experience with cloud platforms (AWS, Azure, or GCP) through personal projects, labs, or coursework.
- Familiarity with version control systems (Git).
- Exposure to Helm, GitOps practices, or service mesh concepts.
- Interest in obtaining relevant certifications (AWS, Kubernetes, Azure DevOps).
Key Competencies / Characteristics
- Eager learner: Proactively seeks to build knowledge in SRE practices, cloud-native technologies, and automation.
- Reliability-minded: Developing an appreciation for uptime, performance, and system resilience.
- Automation-curious: Interested in reducing manual effort and finding efficient solutions through scripting and tooling.
- Accountable: Takes responsibility for assigned tasks and follows through to completion.
- Strong communicator: Willing to ask questions, share progress, and document findings clearly.
- Collaborative: Works well within a team, supporting colleagues across platform, security, and application teams.
Additional Information
D&I statement