Aspect Capital
Systems Administrator (Linux & Infrastructure)
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About Aspect Capital
Aspect Capital is an award-winning systematic hedge fund based in London that manages over $9 billion of client assets. Technology plays a critical role in the success of our business. Our team supports a diverse technology estate spanning Linux and Microsoft platforms, virtualisation, networking, storage, cloud services, and automation tooling.
The Role
We are looking for a Systems Administrator to join our Infrastructure team. This role is ideal for someone with 2-5 years' experience supporting production infrastructure who enjoys working across a broad range of technologies, particularly Linux, while also being comfortable in mixed-platform environments.
Key Responsibilities
- Supporting Linux systems and infrastructure services across a mixed Linux (Ubuntu and RHEL) and Microsoft environment
- Assisting with the deployment, maintenance, and improvement of servers and infrastructure services
- Troubleshooting system, application, performance, and availability issues
- Working with automation and configuration management tooling
- Supporting virtualisation, storage, networking, and cloud-based services
- Contributing to documentation, monitoring, and operational best practices
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Requirements
Essential:
- 2-5 years' experience supporting production infrastructure environments
- Good Linux administration skills, including services, networking, permissions, filesystems, and logging
- Experience working in mixed Linux and Microsoft environments
- Experience supporting physical, virtual, or cloud-based infrastructure
- Familiarity with Active Directory, DNS, DHCP, and authentication services
- Experience with scripting or automation using Bash, PowerShell, or Python
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Desirable:
- Experience with configuration management or automation tooling such as Puppet, Ansible, or similar
- Exposure to AWS or other cloud platforms
- Familiarity with Active Directory-integrated Linux environments
- Experience with tools such as TeamCity, Jenkins, Artifactory, Git, Docker, Grafana, Terraform, or Kubernetes would be beneficial but is not required.
If this sounds like a role you’d be interested in, we would love to hear from you.
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