Alternance - Site Reliability Engineer (F/H)
"What You'll Be Doing"
What You'll Be Doing
Help design and deploy performant, scalable infrastructure for the managed services offering, including hosting, connectivity to exchanges, and market data management.
Deploy robust, optimized solutions across varied environments (on-premises, colocation, cloud) within a globally distributed infrastructure, meeting requirements for high performance and minimal latency.
Contribute to modernizing the technology stack by migrating existing services to a microservices and container-based architecture (Docker, Kubernetes), and improving deployment and integration pipelines.
Help ensure platform reliability by automating maintenance tasks, setting up real-time monitoring, performing proactive checks, and applying necessary updates and patches.
Strengthen system security by deploying solutions to protect hosted platforms and ensure compliance with security standards, including SOC2.
Follow change management processes rigorously (CAB, four-eyes validation, temporary access management).
Share and promote best practices, contribute to technology awareness and tool/method standardization, and collaborate with experts in an Agile and DevOps environment.
Collaborate internationally with teams across multiple time zones on global projects involving Horizon, its clients, and partners.
What We're Looking For
Willingness to work Sunday through Friday to ensure optimal coverage for clients.
Linux (RHEL) systems administration and scripting (bash, Python, GitLab, Ansible).
Python development experience.
CI/CD configuration and related tools (e.g., GitLab CI, ArgoCD or equivalent).
Experience deploying and configuring Docker or Kubernetes.
Experience using a monitoring solution (ideally Datadog or equivalent).
Initial experience with a cloud service provider (ideally Azure).
Knowledge of on-premises and cloud architectures.
Networking knowledge: VLAN, IP routing, BGP, firewalls (VPN, rules).
Familiarity with alerting systems and procedures.
Familiarity with Agile and DevOps methodologies.
Bonus Points
Networking skills: VLAN, IP routing, firewalls (VPN, rules).
Experience with infrastructure-as-code (e.g., Terraform, Cloud-init).
Basic experience deploying or developing applications in Python (Django) or Java (Spring, Quarkus).
PostgreSQL database administration experience.
Experience with Prometheus, InfluxDB, Telegraf, or Grafana.
Experience working in a "follow the sun" model.
Knowledge of operations for trading or financial applications.
Familiarity with security frameworks and audit processes such as SOC2.
Proficiency in written and spoken English is a plus.
Why Join Us
Flexibility with remote work up to one day per week.
Opportunity to work on technologies including Machine Learning, AI, crypto, microservices, and ultra-low latency systems.
Immediate impact working on critical solutions used worldwide.
Stimulating projects alongside experienced colleagues.
Compensation and benefits determined according to the company's compensation policy and the Syntec collective bargaining agreement.
Ready to Apply?
To submit your application for this position, please visit Horizon Trading Solutions's official website and follow their application process.