Senior Cloud Infrastructure Engineer

The role

You will maintain and scale the ground segment infrastructure that supports satellite operations on Earth and in orbit. You will work with development, operations and IT teams to keep services reliable, and you will help build automated, DevOps-style space infrastructure.

What you will do

• Work with developers and satellite operators to build a strong SatDevOps culture.
• Design, implement and maintain scalable, reliable and secure infrastructure in a hybrid cloud environment.
• Improve developer experience with better tools, workflows and environments.
• Automate and optimize CI/CD pipelines, infrastructure as code and deployment workflows.
• Own and evolve the observability stack (metrics, tracing, logs).
• Apply best practices in reliability, fault tolerance and performance tuning.
• Find, investigate and fix system reliability issues, including root cause analysis and long-term fixes.
• Partner with teams to design and operate Software Defined Network (SDN) solutions.

Required qualifications

• Strong experience with public cloud infrastructure, ideally GCP.
• Deep expertise in Kubernetes, including architecture, deployment, operations and resource optimization.
• Demonstrated ability to design and build scalable, highly available systems.
• Familiarity with Software Defined Networking (SDN) concepts and tools.
• Experience implementing and maintaining observability stacks (Grafana, Prometheus, Loki, etc.).
• Proficiency in at least one backend language: Go, Python, Rust, C/C++ or Java.
• Hands-on experience with DevOps practices: CI/CD, infrastructure as code and automation.
• Proven track record in fast-paced, high-growth technical environments.
• Excellent problem-solving skills and ability to work independently with a proactive, results-driven mindset.
• Strong communication skills; thrives in a multicultural, cross-functional team.

Nice to have

• Hands-on experience with GitOps frameworks (ArgoCD, FluxCD).
• Interest or experience in FinOps and cost-optimized architectures.
• Understanding of orchestration in resource-constrained environments, like space systems.
• Knowledge of systems engineering tools and SDLC governance.
• Familiarity with security practices, vulnerability scanning, threat detection and risk mitigation.
• Master's degree in Computer Science or a similar field.

Benefits

• 100% company-paid medical, dental and vision for you and your dependents.
• 100% company-paid life, AD&D and disability insurance.
• Fully paid parental leave: 16 weeks for birthing parents, 10 weeks for non-birthing parents.
• Flexible time off and 12 paid holidays.
• HSA with employer contribution, FSAs and commuter benefits.
• Carrot Fertility, One Medical and a free Employee Assistance Program.
• 401(k) and equity.
• Daily catered lunches and snacks in office.
• Annual company off-site and regular social events.
• International exposure to the team in France.
• Relocation assistance when applicable.

Before you apply

• Attach a copy of your resume in English.

About the company

Loft provides governments, companies and research institutions with a fast, reliable and simple way to deploy missions in orbit. Founded in 2017, it offers end-to-end missions across Earth observation, IoT connectivity, on-orbit AI and national security.