Associate Systems Administrator

6 months ago


London, United Kingdom oneZero Financial Systems Full time

Come join oneZero Financial Systems An exciting, fast-growing company with Headquarters in Somerville MA, USA. oneZero empowers banks, brokerages and hedge funds with cutting-edge trade routing and execution technology. Our platform, deployed with 200+ entities globally, features a low-latency trading environment, integrations to the world’s leading execution venues, and reliable IT infrastructure and technical support—all designed to be customized and scaled to serve any business model and any size of market participant. We take pride in our great work atmosphere and highly motivated team of engineers. We are currently looking for a motivated and talented Associate Systems Administrator to join our London, United Kingdom office.

The Associate Systems Administrator will provide IT support to the client base, as well as employees, supplementing the company's global presence in the IT team.

**Responsibilities**:

- Troubleshoot networking issues
- Conduct remote troubleshooting with employees using step-by-step instructions and targeted questions.
- Implement alternate solutions and workarounds when unable to immediately diagnose and fix the root issue.
- Configure and manage Firewall Access Control Lists (ACLs).
- Deploy and manage virtual machines (VMware and AWS)
- Conduct regular maintenance and monitor performance at data centers.
- Escalate unresolved issues to senior IT staff.
- Support ISO 27001 Security related tasks for user administration, asset management, anti-virus scanning, reporting, and more.
- Record technical issues and solutions in our ticket tracking system.
- Ensure new hires hit the ground running by providing the required accounts, software, and hardware for their job function.
- Manage user and office hardware inventory in asset tracking system.
- Help create technical documentation and manuals.
- Some off hours and weekend work as needed.
- Address employee user issues related to PC hardware and software

**Requirements**:

- Proven work experience as a Senior Desktop Support Engineer, Technical Support Engineer, or similar role.
- Hands-on experience with Windows/Mac OS environments.
- Advanced knowledge of PC networking.
- Experience with firewall configurations and network security practices.
- Proficiency in VMware host management.
- Knowledge of data center operations and maintenance.
- Experience working with Windows Active Directory.
- Embrace our IT automation (infrastructure as code) journey. Willingness to learn Git, Ansible, Terraform etc.
- Ability to manage tasks and priorities independently.
- Knowledge of network security practices and anti-virus programs.



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