Head of Data Platform Engineering (PostgreSQL/Neo4j)

Openkrill; United States; Hybrid; USD 242,000 - 275,000; Full time

Benefits offered by this job

Health insurance

Equity package

Flexible remote/hybrid work

Generous parental leave

Professional development opportunities

Job summary

Horizon3 is a remote cybersecurity company building the NodeZero data platform. You will lead the Database Platform team responsible for the data infrastructure that underpins every NodeZero pentest, ensuring reliability and scalability for millions of assets and findings.

You will recruit and mentor a team of ~8 engineers, set data engineering norms, own SLOs and data integrity, govern schema design, and collaborate with Data Ingestion, Security Research, and API Platform teams to align on data

Qualifications

• Experience leading teams that design, scale, and operate relational databases (PostgreSQL preferred) and hybrid data stores in production at scale.
• Experience defining schema migration strategies for high-velocity production environments with zero-downtime requirements.
• Experience with multi-tenant data architectures and data residency concerns.
• Strong understanding of database performance, query optimization, and connection pooling.

Responsibilities

• - Lead the Database Platform team to own the data infrastructure underpinning NodeZero, including PostgreSQL and Neo4j.
• - Set technical direction, schema standards, and migration strategies; drive reliability and on-call maturity.
• - Own SLOs, data integrity, and cross-team collaboration with Data Ingestion, Security Research, and API Platform.
• - Define and enforce schema governance, data modeling standards, and runs structured reviews.

Skills

Relational databases

PostgreSQL

Graph/Time-series stores

Schema migrations

Multi-tenant architectures

Query optimization

Engineering leadership

Go/Python/SQL

Kubernetes

Tools

PostgreSQL

Neo4j

TimescaleDB/InfluxDB

AWS RDS/Aurora

DynamoDB

pg_bouncer/pgpool

Kubernetes

Job description

Horizon3 is a remote cybersecurity company building the NodeZero data platform. You will lead the Database Platform team responsible for the data infrastructure that underpins every NodeZero pentest, ensuring reliability and scalability for millions of assets and findings.

You will recruit and mentor a team of ~8 engineers, set data engineering norms, own SLOs and data integrity, govern schema design, and collaborate with Data Ingestion, Security Research, and API Platform teams to align on data