Senior Infrastructure Engineer

As part of Morningstar Credit Analytics, we combine deep credit expertise with cutting-edge technology to solve complex problems in fixed income and credit markets. Our platform helps clients analyse credit risk, monitor portfolios, and make more informed investment decisions across corporate bonds, structured products, and other credit instruments. 

The Role 

We're looking for a hands-on infrastructure engineer to join our core platform team. You’ll be the go-to person for our infrastructure, security, recovery, and provisioning. You’ll have significant impact on our strategy, recommending and executing initiatives to enable sustainable operations alongside our existing dev ops specialists and our core platform team.  

Our infrastructure is primarily in AWS, CI/CD is via Bitbucket pipelines and Octopus deploy. We provision with infrastructure-as-code via Terraform. 

Our teams value and enjoy clarity in the vision of the company and appreciate the autonomy and trust they have in executing against it within each team. 

As a Senior Infrastructure Engineer, you’ll take responsibility for technical direction and execution. 

You will: 

• Contribute to architecture, helping shape systems, patterns, and technical decisions. 

• Propose, prioritise and carry out initiatives to improve our infrastructure. 

• Lead through influence by mentoring others, raising standards, and unblocking challenges. 

• Anticipate risks and design solutions that scale with product and business needs. 

• Handle compliance checklists and requests.  

• Balance our infrastructure costs against foreseeable risks. 

• Improve our monitoring and observability. 

• Keep our infrastructure and tools ecosystem well secured over time.  

You’ll thrive in this role if you: 

• Enjoy means owning outcomes, improving the system around you, and enabling others to deliver at a higher level. 

• Are genuinely passionate about technology and committed to continuous learning. 

• Take strong ownership of your work, follow through, and hold yourself accountable for outcomes. 

• Bring positive energy and enjoy collaborating closely with others. 

• Have experience working with medium-scale infrastructure for teams of engineers. 

• Communicate clearly and effectively with your peers, both written and verbal. 

• Do your best work in an environment built on trust, autonomy, and minimal micromanagement. 

What You’ll Bring: 

Core Infrastructure & AWS 

• Deep cloud infrastructure (AWS preferred) experience (5+ years) with production workloads at scale. 

• AWS certification is beneficial, especially if direct AWS experience is less than 5 years.  

• 2+ years Kubernetes experience - EKS and ECS in day-to-day operations, troubleshooting, upgrades, scaling strategies. 

• VPC networking, security groups, routing, gateways, IP subsets - can design and troubleshoot network architectures. 

• IAM policies and AWS security best practices - principle of least privilege, cross-account access. 

• Experience with High Availability & Disaster Recovery strategy and implementation. 

Security & Compliance 

• Security-first mindset - understands attack vectors, defence in depth. 

• Experience with compliance frameworks. 

• Can work with auditors and provide evidence for controls. 

• Able to produce fit-for-purpose documentation of the infrastructure. 

We value depth but also appreciate engineers who can work effectively across the stack. 

What Will Help You Stand Out: 

• Experience owning or operating production systems. 

• Experience supporting production infrastructure. 

• Experience building and running containerised applications. 

• Experience supporting live systems, including incident response, and performance tuning. 

• Experience with RDS, ElastiCache, Redshift, S3, operational experience with managed services. 

Compensation and Benefits 

At Morningstar we believe people are at their best when they are at their healthiest. That’s why we champion your wellness through a wide range of programs that support all stages of your personal and professional life. 

Compensation & Financial Wellbeing 

We support your long-term financial security and reward the impact you make. We offer opportunities for equity participation and shared ownership.  Life Insurance, Disability Cover and Retirement Contributions. 

Health and Wellness 

Your wellbeing matters!  We provide strong support for both physical and mental health.  Medical Aid, Vitality, Gap Cover for you and your family. 

Time Off and Life 

We believe sustainable performance comes from balance, rest, and support through life’s moments.  20 days paid time off, 5-week paid Sabbatical after 4 years, family, parental, and compassionate leave support. 

Learning, Growth & Career Development 

We invest in continuous learning and long-term career development.

Base Salary: ZAR 800,000.00 - 1,000,000.00

Target Bonus: 12.5%