Windows Systems Administrator

Oryctérope Transalpin SARL; Unterwallis; On-site; CHF 60,000 - 90,000; Full time

Job summary

Oryctérope Transalpin SARL is seeking a Junior Windows Systems Administrator to maintain and automate our Windows infrastructure in a fast-paced trading environment. You will manage servers/workstations, AD services, and security while supporting disaster recovery and vendor liaison. On-site presence is required in Switzerland.

The role emphasizes automation with PowerShell, Ansible, and Python, plus ongoing readiness for complex IT challenges in a regulated trading context.

Qualifications

• 3-5 years IT education or experience.
• Experience with Windows 10/11 and Windows Server 2016+.
• Understanding of Active Directory, Group Policy, Root Certificate Services, and WSUS administration.
• Maintain and manage software inventory.
• Understanding of Active Directory DNS Zones.
• Manage DHCP Scopes over WAN.
• Good Windows troubleshooting skills.
• Experience with Windows-based tools (Excel, Python, MySQL, Anaconda).
• PowerShell expertise and willingness to learn Python/Bash/Ansible.
• Experience with monitoring (Icinga2, Prometheus) is a plus.
• NetApp FlexCache/SMB hosting is a plus.
• Hybrid Windows/Linux environments experience.
• Automated provisioning tools (PXE, Foreman) a plus.

Responsibilities

• Automate Windows server and workstation tasks using PowerShell, CMD, and Python via Ansible and Group Policy.
• Configure and run AD, DNS, DHCP, SMB, and CA services reliably.
• Harden security infrastructure for rapid market readiness.
• Maintain disaster recovery and gold-copy backups.
• Manage trade/workstations including purchasing, provisioning, configuring, troubleshooting, and liaising with vendors.
• Document procedures to promote best practices.
• Maintain Windows environment naming conventions and NetBox inventory management.

Skills

PowerShell

Windows Server

Active Directory

Group Policy

DNS

DHCP

Ansible

Python

Monitoring Icinga2

Prometheus

Education

3-5 Years IT education/experience

IT-related education

Tools

NetBox

Ansible

Icinga2

Prometheus

Foreman

PXE

Job description

Who We Are

As the European servicing hub of the internationally renowned TransMarket Group (TMG), Oryctérope Transalpin creates, develops, and improves proprietary trading strategies in order to capture opportunities and manage risk in the most competitive financial markets around the world. Working at the intersection of finance, mathematics, and technology, we develop our edge through expertise in quantitative research, algorithms, and infrastructure to produce systematic trading solutions which contribute significant liquidity across global markets to facilitate price discovery and risk transfer.

Our structured employee training and development proves we value our people and provide continuous support to succeed at all levels in their careers. Our superior results are achieved by the collaborative and entrepreneurial nature of our teams and the discipline and patience to relentlessly advance our business and improve our expertise.

Description:

We are seeking a Junior Windows Systems Administrator to help maintain and automate our Windows infrastructure, manage servers and workstations, and support network services and security in a fast-paced trading environment.

Responsibilities:

• Automate Windows server and workstation build, configuration, deployment, and administration tasks using PowerShell, CMD, and Python via Ansible and Group Policy.
• Help us configure and run Active Directory, DNS, DHCP, SMB, and CA services reliably in a highly dynamic environment
• Harden our security technical infrastructure to ensure that our teams are ready to respond to the markets at a moment’s notice.
• Help us build and maintain firm-wide disaster recovery and continuity plans, particularly focusing on systematically maintaining gold copy backups of important data.
• Manage our trade and support workstations as the need arises, including purchasing, provisioning, configuring, troubleshooting, replacing, and liaising with third‑party vendors
• Document both new and established procedures to establish and promote best practices throughout the company
• Maintenance of the Microsoft Windows environment, including adherence to naming conventions and inventory management within NetBox.

Requirements:

• 3-5 Years IT‑related education or experience
• Experience with Windows 10/11 and Windows Server 2016+ operating systems.
• Understanding of complex Active Directory, Group Policy, Root Certificate Services, & WSUS administration.
• Maintain and manage software inventory through automated and manual processes.
• Understanding of Active Directory Domain Integrated DNS Zones.
• Be able to manage and maintain Microsoft Server DHCP Scopes over WAN.
• Good high‑level knowledge of Windows troubleshooting (Active Directory, logs, services)
• Experience with Windows‑based tools and software troubleshooting (Excel, Python, MySQL, Anaconda)
• Extensive knowledge of PowerShell and Basic knowledge or willingness to learn programming (Python, Bash, Ansible)
• Experience in developing and maintaining monitoring automation (Icinga2, Prometheus) a plus
• Experience with NetApp FlexCache / SMB hosting is a plus
• Experience with mixed Windows and Linux environments.
• Understanding of automated provisioning tools (PXE, Foreman) is a plus
• Experience in managing and server configuration automation (Ansible) is a plus
• Good general IT technical and communication skills
• This position requires physical presence and is on‑site (no remote working).