Top Tech Jobs & Startup Jobs in Austin, TX

Design, build, and own business-critical data infrastructure, including AWS Glue and Spark pipelines, cloud warehouse or lakehouse systems, orchestration, and Tableau BI platforms. Define event-driven contracts, data models, schemas, observability, and batch or streaming architectures across multi-tenant, multi-region environments. Collaborate across producer and consumer teams while owning production data infrastructure and outcomes end to end.

Lead and grow a team focused on web application discovery, crawling, and attack surface enumeration. Set technical direction, improve discovery coverage and reliability, oversee benchmark and regression testing, and translate gaps into roadmap priorities. Partner with Product, Engineering, penetration testing teams, architects, and customers to address discovery issues across modern web applications, including SPAs, authentication flows, APIs, and dynamic routing. Coach engineers, manage performance, support hiring, and balance strategic leadership with hands-on technical depth.

The Senior Backend Engineer develops core product features in ETL and GraphQL, designs APIs, builds ETL pipelines, and collaborates with frontend teams.

Design and implement backend APIs (GraphQL) and ETL pipelines for data processing and retrieval; build cloud-native services on AWS/Azure/GCP using Docker and Kubernetes; collaborate with frontend, product, and design teams to present data; ensure federal compliance (FedRAMP, IL4/5/6) and support classified workloads; mentor engineers and maintain production infrastructure.

Develop and maintain attack content and platform data models for an autonomous pentest product. Collaborate across engineering teams, implement secure, scalable architecture, fix bugs, perform code review and testing, and support federal network requirements and certifications.

Lead deployment and operation of the NodeZero platform across federal AWS environments (FedRAMP to Classified). Build scalable, secure cloud-native platforms, create Terraform/Crossplane modules, improve CI/CD and automation, implement telemetry and secret management, document platform practices, and evaluate new tooling to support engineers and federal compliance.

Provide advanced enterprise technical support for FedRAMP/DoD environments: troubleshoot cloud, networking, and infrastructure issues; perform root cause analysis; deploy and optimize containerized and IaC-based environments; maintain SLAs; mentor junior staff; collaborate with engineering/product/sales; and ensure secure, compliant production operations.

Sell Horizon3.ai's NodeZero platform to mid-enterprise accounts in Southern California. Prospect and close new business, manage channel partner relationships, run demos and proof-of-value, track pipeline in Salesforce, drive post-POV ROI, and meet quarterly quotas while collaborating with distributed sales and customer success teams.

The Enterprise Account Executive is responsible for driving sales growth in the cybersecurity sector, acquiring new accounts, managing customer relationships, and ensuring customer satisfaction. Key tasks include sales process management, partner relationship building, and effective product demonstration.

Lead and scale an External Attack Engineering team to design, validate, and productize offensive capabilities targeting public-facing infrastructure, SaaS, and identity-driven attack surfaces. Own technical strategy, mentor engineers, drive discovery-to-verification attack methodologies, partner with Product to translate findings into platform features, engage customers, and ensure production-safe, high-signal capabilities aligned with modern attacker tradecraft.