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Zachary Piper Solutions · 14 hours ago

Software Development Engineer (Test)

Los Angeles, CA

Full-time

Hybrid

Mid Level

3+ years exp

Zachary Piper Solutions is seeking a Software Development Engineer & Test (SDET) to support an innovative space technology company building resilient, mission-critical software systems. The role involves designing and building automated end-to-end tests, simulating real customer workflows, and ensuring system resilience through chaos engineering.

GovernmentInformation ServicesInformation TechnologySoftware

Growth Opportunities

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Design, build, and maintain end-to-end automated test suites using frameworks such as Playwright or Cypress

Simulate real customer use cases across satellite tracking, antenna reservation, and command-and-control services

Execute large-scale test scenarios simulating hundreds to thousands of concurrent system operations

Act as a chaos engineer, injecting failures to validate system resilience and recovery procedures

Test and troubleshoot API-driven, distributed systems, including event-driven and multi-tier architectures

Validate behavior across NoSQL and relational databases, caching layers, and serverless components

Identify, debug, and fix issues in deployed production software

Build and maintain CI/CD pipelines, with a preference for GitHub Actions

Support validation and verification efforts for complex, mission-critical software systems

Collaborate closely with software engineers, DevOps, and product teams to uphold high quality standards

Qualification

PythonEnd-to-End TestingCI/CDDistributed SystemsPlaywrightCypressAPI TestingContainerized ArchitecturesGitHubTypeScriptJavaScriptNoSQL DatabasesRelational DatabasesCaching SystemsChaos Engineering

Required

Bachelor's degree in Computer Science or a related technical field

3+ years of professional experience in software testing, backend development, DevOps, or related roles

Strong proficiency in Python

Working knowledge of TypeScript and/or JavaScript

Experience with end-to-end testing frameworks (Playwright, Cypress, or similar)

Strong understanding of containerized and serverless architectures

Hands-on experience testing and troubleshooting: APIs and backend services, Distributed systems, Event-driven architectures, NoSQL and relational databases, Caching systems

Experience with task automation and CI/CD pipeline development

Proficiency with Git and GitHub (or similar version control systems)

Active U.S. Security Clearance (Secret required; TS/SCI preferred)