Junior Systems Engineer

Databento is a startup that builds modern APIs to get financial data. As a Series A startup we've raised $37.8M to date and grown our revenues by over 958% Y/Y in the past year—all with a team of fewer than 30 employees.

We’re looking for a junior systems engineer (on parity with L3 to L4 at a large tech firm) to join our systems team. Our team manages the backbone of Databento’s platform — from Ceph storage and high-throughput networking to bare metal and containerized deployments across multiple data centers. You’ll work hands-on with a 25 GbE network stack distributed storage exceeding 4 PB and a modern hybrid environment spanning self-hosted and cloud systems.

We offer health dental disability and life insurance benefits as well as 401(k) matching for full-time employees. We accommodate 100% remote work with teammates living around the globe and paid in their local currency.

Responsibilities

• Systems and network configuration.

• Bare-metal and containerized application deployment.

• Maintaining large storage clusters.

• Instrumenting performance measurement and alerts.

• Improving systems automation and tooling.

• On-call support.

• Coordinating bulk data delivery to customers and vendor partners.

• Occasional physical infrastructure deliveries and systems provisioning.

Required qualifications

• Strong Linux knowledge.

• Experience with systems configuration and provisioning (PXE Puppet and Ansible preferred; Terraform).

• Understanding of storage concepts (RAID LVM popular filesystems distributed storage).

• Basic networking (OSI model IP protocols switching/routing).

• Ability to code in Python and write shell scripts.

• DevOps/GitOps mindset.

• Prior internship experience or 2+ years in full-time systems engineering or infrastructure roles.

• Bachelor’s degree in Computer Science or a related field.

• Candidates must be authorized to work in the U.S.; H-1B visa sponsorship is not available.

Nice-to-haves

• Experience with distributed storage systems (e.g. Ceph).

• Customer support experience and strong problem-solving abilities.

• Prior experience at a trading or fintech firm or a strong interest in learning fintech.

• Database administration (MySQL ClickHouse Redis).

• Cloud engineering basics (AWS GCP — compute storage).

• Virtualization and compute workloads (Proxmox Docker Kubernetes HTCondor).

• Systems and network tuning.

• Monitoring and alerting (Prometheus Grafana Alertmanager Loki).

• Ability to travel to data centers in New Jersey or Boston on short notice (within one week).