IT Infrastructure & Operations Engineer

FlexTrade Systems is a provider of customized multi-asset execution and order management trading solutions for buy- and sell-side financial institutions. Through deep client partnerships with some of the world's largest, most complex and demanding capital markets firms, we develop the flexible tools, technology and innovation that deliver our clients a competitive edge. Our globally distributed engineering teams focus on adaptable technology and open architecture to develop highly sophisticated trading solutions that can automate and scale with your business strategies.

At FlexTrade, we hold our values close to heart, with pride and gratitude, as they guide us in everything that we do. We are dedicated to giving our clients a competitive edge, taking ownership of our responsibilities, being flexible to adapt to ever changing environment and technology, bringing integrity to ever interaction and we continue to improve, grow together and collaborate as one team. All of these while having fun truly makes FlexTrade a wonderful place to work.

The Opportunity

We are looking for an IT Infrastructure & Operations Engineer to join the Paris team.

You will be responsible for the day‑to‑day operation of both traditional and cloud infrastructures, with a high level of autonomy on standard operational tasks, while being supported on more complex or critical topics.

Responsibilities

Infrastructure & Operations (core responsibilities)

• Operate and maintain traditional and Cloud infrastructures, including Windows and Linux servers, and virtualized environments (VMware or equivalent)
• Ensure day‑to‑day stability, availability and performance of infrastructure components
• Perform routine system administration tasks: patching, updates, maintenance and documentation
• Participate in infrastructure changes and continuous improvement initiatives
• Apply Infrastructure as Code changes using Terraform, following established standards
• Troubleshoot infrastructure and system‑level issues across multiple platforms
• Implement and improve Cloud operational practices
• Monitor infrastructure and applications using existing monitoring tools (Zabbix and related solutions)
• Act as Level 2 / Level 3 support on infrastructure‑related incidents within a defined scope and escalation process
• Investigate incidents, contribute to root cause analysis and incident reports
• Escalate complex or high‑risk issues appropriately

Automation & Tooling

• Develop, maintain and improve automation scripts and tools, primarily using PowerShell
• Automate recurring operational tasks to improve reliability and reduce manual actions
• Contribute to improving operational procedures and documentation
• Work closely with Development, QA and Support teams during incidents, releases and changes
• Participate in technical discussions with internal teams and, when required, external clients
• Assist with client technical onboarding, under guidance

Security & Compliance

• Apply established security standards and operational procedures across infrastructures
• Contribute to vulnerability remediation, hardening and security improvement initiatives
• Participate in audit‑related and compliance activities under supervision

Requirements

• Demonstratable experience in infrastructure, systems or operations roles in production environments
• Solid experience with Windows Server and Linux
• Good understanding of infrastructure fundamentals
• Hands‑on experience with scripting and automation (PowerShell required)
• Experience with AWS Cloud and IaC using Terraform
• Experience with monitoring tools (Zabbix or equivalent)
• Comfortable working in structured, production‑critical environments
• Able to communicate professionally in English and in French

Nice to Have

• Experience with VMware or similar virtualization platforms
• Exposure to financial services or trading environments
• Knowledge of security hardening or compliance‑driven environments

Personal Qualities

• Autonomous and reliable within a defined scope of responsibility
• Curious and motivated to continuously improve technical skills
• Methodical, structured and quality‑oriented
• Able to communicate clearly with technical and non‑technical stakeholders in French and in English
• Comfortable working with international and distributed teams

What We Offer

• Exposure to both traditional infrastructures and Cloud environments
• A balanced role combining operations, automation and infrastructure evolution
• A high‑performance, mission‑critical technical environment
• Long‑term career growth and skill development opportunities
• Flexible working environment

FlexTrade Systems, Inc. is an equal opportunity employer and makes employment decisions without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability status, or any other status protected by law.