Senior Linux & Infrastructure IT Engineer
Retym, Inc
Other Engineering, IT
Ramat Gan, Israel · Israel · Tel Aviv-Yafo, Israel · Washington, DC, USA
Posted on Mar 19, 2026
About The Role
We are a fast-growing semiconductor startup building next-generation silicon. Our design and verification pipelines rely on large-scale Linux compute infrastructure spanning AWS and on-prem environments.
We are seeking a senior, hands-on Cloud & Infrastructure IT Engineer to own the reliability, performance, and automation of our mission-critical EDA platforms. You will work directly with chip design teams to ensure our compute environments are fast, stable, secure, and ready to scale.
Requirements:
What You’ll Do
We are a fast-growing semiconductor startup building next-generation silicon. Our design and verification pipelines rely on large-scale Linux compute infrastructure spanning AWS and on-prem environments.
We are seeking a senior, hands-on Cloud & Infrastructure IT Engineer to own the reliability, performance, and automation of our mission-critical EDA platforms. You will work directly with chip design teams to ensure our compute environments are fast, stable, secure, and ready to scale.
Requirements:
What You’ll Do
- Operate and scale hybrid AWS + on-prem Linux compute infrastructure for chip design and verification workloads.
- Own day-to-day reliability, performance tuning, capacity planning, and incident response.
- Build and maintain AWS environments using Terraform and Ansible.
- Automate provisioning of VPCs, IAM, EC2, FSx, EBS, S3, VPNs, and security controls.
- Tune Linux systems for CPU-, memory-, and I/O-intensive EDA workloads.
- Operate and optimize grid / job scheduling platforms such as Slurm, LSF, or Grid Engine.
- Design and manage high-throughput storage solutions for simulation pipelines.
- Develop automation and self-service tooling using Python and Bash.
- Implement observability and alerting using Prometheus and Grafana.
- Participate in on-call rotation and lead root-cause analysis for production incidents.
- AWS: VPC, EC2, IAM, FSx, EBS, S3, VPN, security controls
- Infrastructure as Code: Terraform, Ansible
- Linux / HPC: Kernel, filesystem, and network performance tuning
- Schedulers: Slurm / LSF / Grid Engine
- Automation: Python, Bash
- Observability: Prometheus, Grafana
- CI/CD: GitHub Actions / GitLab CI
- 7+ years of hands-on experience operating large-scale Linux infrastructure.
- Strong experience managing AWS production environments.
- Advanced proficiency with Terraform, Ansible, Python, and Bash.
- Deep understanding of networking, storage, and Linux internals.
- Comfortable owning business-critical systems in a fast-moving startup.
- Experience supporting semiconductor / EDA / HPC workloads.
- Exposure to Azure or GCP.
- Experience with cloud cost optimization / FinOps.