---
title: "Software Development… at Wallach Search – Reston, VA"
canonical: "https://www.metaintro.com/job/software-development-engineer-in-test-sdet-at-wallach-search-eb4c28cb-63c2-5972-aa99-8519366140ec"
language: "en"
author: "Metaintro"
---

[![Wallach Search logo](/api/favicon-proxy?url=https%3A%2F%2Fwallachsearch.com%2Ffavicon.ico)](/company/wallach-search)[Wallach Search](/company/wallach-search)
# Software Development Engineer in TEST (SDET) at Wallach Search

**Location**
: Reston, Virginia

**Level**
: mid

**Posted**
: Sep 12, 2026

## Description

The employer is seeking a mid-level Software Development Engineer in Test to build and mature testing infrastructure for production software supporting simulation, optimization, and decision support in mission-focused environments. The role involves developing test harnesses, mocking infrastructure, automated and manual testing strategies, and integrating testing into CI/CD pipelines across Java, Rust, and TypeScript-based applications. Candidates must have a bachelor’s degree, at least three years of industry experience, software development and testing experience, and U.S. citizenship; an active SECRET clearance is required, while TS/SCI clearance is desired.

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