1,966,346open jobs
116,142companies
249,171added this week
Browse all
Salary
$70k – $126k per year
Location
In office (Huntsville)
Seniority
Junior · 2+ years exp
Visa
H-1B filings in 12 months: 50 · for this role: 2 · green card filings: 24
Employment
Full-Time

First seen by Alion on Oct 19, 2026. Leidos scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Leidos is an American technology and engineering services company created in 2013 when Science Applications International Corporation split in two, with Leidos taking the technical services and solutions business. It is one of the largest suppliers to the United States government, working across defence programmes, intelligence systems, civil agencies including the Federal Aviation Administration, and healthcare services for the Department of Veterans Affairs. Headquartered in Reston, Virginia, the company also builds security detection products for airports and borders, and has concentrated recent investment on trusted artificial intelligence and autonomy for mission environments.

Leidos is dedicated to making the world a safer place. This starts with helping our customers in the Defense Industry achieve their critical missions. Our dedicated Defense Group employees are solving critical challenges across the globe. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. With offices across the United States engaging in the defense, space, cyber and commercial fields, Leidos provides responsive, cost-effective engineering, scientific and IT solutions. Leidos is well known for our people-oriented culture, positive work environment, technical excellence, and resilient business ethics.

Within the Defense Sector, the Kinetic Effects Business Area at Leidos currently has an opening for a talented Aviation Software Test Engineer to work onsite in our Huntsville office. This is an exciting opportunity to use your experience to help test and develop software for tactical strike, sensors, CUAS, and UAS solutions.

This position focuses on automated testing, development of robust, innovative software test infrastructures and frameworks, integration testing, informal manual testing, formal software qualification testing, fielding and support, and maintenance of software products. Software products range from analysis tools/simulations, mission planning software, and components of mission-critical systems.

Primary Responsibilities

  • Direct participation as an integral team member who performs key roles with respect to test planning, test strategy and design, test execution, software engineering processes, and recommendations on product quality.
  • Reviewing, editing, and generating various documents used for engineering and testing purposes per industry standards.
  • Developing automated scripts in Linux and Windows for a variety of applications.
  • Perform as part of an agile software team for tasking and progress reporting.

Basic Qualifications

  • At least a Bachelor’s degree in Software Engineering, Computer Science, Computer Engineering, Electrical Engineering, Aeronautical Engineering, Mathematics, or equivalent technical degree with an overall GPA of 3.0 or higher.
  • 2+ years of relevant technical experience.
  • Recent experience with software development and/or writing software test scripts using one of the following Object-Oriented Programming languages: C#, Python, or Java.
  • Experience in both manual and automated test tools and techniques.
  • Aptitude for the technical skills required for software test, configuration management, and software quality engineering concepts.
  • Experience developing test methods and procedures for software products using scripting and/or compiled languages.
  • Working knowledge of Windows and Linux operating systems.
  • Analytical and process improvement skills along with a personal drive for details and quality workmanship.
  • Familiarity with Microsoft Office (Outlook, Word, Excel, and PowerPoint).
  • Good communication skills.
  • US citizenship required, with ability to obtain and maintain a DoD Secret clearance.

Preferred Qualifications

  • Experience writing user interface (UI) tests with automated UI testing technologies.
  • Experience writing software in compliance with applicable industry safety and cyber standards (MIL-STD-882E, DISA STIGs).
  • Candidate is expected to accept constructive feedback from more senior software team members.
  • The ability to work across multiple products under development by multiple small teams.
  • Experience with Agentic AI coding tools.
  • Experience with designing and implementing software solutions for embedded systems and applications.
  • Proficiency with Xray Test Management for Jira to develop, execute, and report on test cases for embedded software systems.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:

October 19, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $69,550.00 - $125,725.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
1,966,346 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

QA
Similar stack
Same company
Huntsville
≈ $62k – $125k per year (Estimated) • In office • Full-Time • 2+ years exp • Bachelor's Degree • Atlanta • Alpharetta
Python
Java
C++
Python
Flask
Databases
Snowflake
Google BigQuery
AI/ML
LangChain
Hadoop
LoRA
Vertex AI
Fine-tuning
Prompt Engineering
Multimodal AI
Diffusion Models
NLP
PEFT
Transformers
LLM
RAG
EU AI Act
DevOps
Rest API
GCP
CI/CD
AWS
Google Cloud Run
Linux
Cybersecurity
GDPR
Apply
≈ $72k – $140k per year (Estimated) • In office • 3+ years exp • Bachelor's Degree • Atlanta
Python
Java
SQL
DevOps
Linux
Unix
Management
Agile
Scrum
QA
Selenium
SoapUI
Apply
Manual QA Analyst II 9 hours ago
≈ $70k – $137k per year (Estimated) • In office • 3+ years exp • Bachelor's Degree • Atlanta
JavaScript
SQL
Databases
Oracle
DevOps
Rest API
SOAP
Management
Oracle ERP
Apply
≈ $66k – $128k per year (Estimated) • In office • 3+ years exp • Plano
Python
Java
DevOps
CI/CD
Management
Agile
QA
Selenium
Playwright
Apply
≈ $128k – $250k per year (Estimated) • In office • 3+ years exp • Bachelor's Degree • San Diego
Apply
≈ $36k – $86k per year (Estimated) • In office • Full-Time • 7+ years exp • Bachelor's Degree • Hangzhou
Python
SQL
C#
Apply
$175k – $225k per year • Equity • In office • Contractor • PhD • New York
JavaScript
PHP
Databases
Oracle
MS SQL
DevOps
Incident Management
Linux
Apply
≈ $17k – $48k per year (Estimated) • In office • Full-Time • 10+ years exp • Bachelor's Degree • Bengaluru
Python
SQL
Databases
Databricks
Amazon Redshift
AI/ML
LangGraph
LangChain
MLFlow
Scikit-learn
AI Agents
PyTorch
RAG
Feature Store
Human-in-the-Loop
Agentic Workflows
Multi-Agent Systems
Machine Learning
DevOps
AWS
Self-Healing
Amazon EC2
Amazon S3
Analytics
ETL/ELT
AWS Glue
Apply
Laboratory Engineer 3 days ago
In office • 3+ years exp • Bachelor's Degree
Python
DevOps
Grafana
Analytics
Power BI
Apply
≈ $24k – $47k per year (Estimated) • In office • Full-Time • 6+ years exp • South Africa
Python
SQL
Analytics
Tableau
Power BI
ETL/ELT
Looker
Apply
$92k – $167k per year • In office • TS/SCI • Full-Time • 8+ years exp • Bachelor's Degree • Washington
SQL
MedTech
Verification & Validation
Apply
$92k – $167k per year • In office • TS/SCI • Full-Time • 6+ years exp • Bachelor's Degree • Orlando
DevOps
Linux
Windows
Unix
Cybersecurity
Nessus
Least Privilege
Active Directory
Management
Confluence
Jira
Agile
MedTech
Verification & Validation
Defense
JADC2
Apply
$70k – $126k per year • In office • Full-Time • 2+ years exp • Bachelor's Degree • Gaithersburg
AI/ML
Claude Code
Machine Learning
DevOps
Podman
CI/CD
Docker
Linux
Unix
Management
Agile
QA
Selenium
Pytest
Robot Framework
MedTech
Verification & Validation
Apply
$87k – $157k per year • In office • Full-Time • 8+ years exp • Bachelor's Degree • Gaithersburg
AI/ML
Claude Code
Machine Learning
DevOps
Rest API
Podman
CI/CD
Docker
Linux
Unix
Management
Agile
QA
Selenium
Pytest
Robot Framework
SpaceTech
MBSE
MedTech
Verification & Validation
Apply
$108k – $195k per year • In office • Full-Time • 8+ years exp • Bachelor's Degree • Gaithersburg
Python
Bash
AI/ML
Claude Code
Machine Learning
DevOps
Rest API
Podman
CI/CD
Docker
Linux
Unix
Management
Agile
QA
Selenium
Pytest
Robot Framework
SpaceTech
MBSE
MedTech
Verification & Validation
Apply
$166k – $220k per year • Equity • In office • Secret • 5+ years exp • Bachelor's Degree • Huntsville • Irvine
AI/ML
Computer Vision
Robotics
Sensor Fusion
Management
Confluence
Jira
Apply
$185k – $344k per year • In office • Secret • Bachelor's Degree • Huntsville • Sunnyvale • Littleton
Python
C++
Perl
DevOps
CI/CD
Management
Agile
Apply
NDT Technician 10 hours ago
≈ $53k – $118k per year (Estimated) • Equity • In office • Nationals only • Huntsville
AI/ML
Computer Vision
Robotics
Sensor Fusion
Apply
$126k – $167k per year • Equity • In office • 5+ years exp • Bachelor's Degree • Huntsville • Costa Mesa
AI/ML
Computer Vision
Human-in-the-Loop
Robotics
Sensor Fusion
SpaceTech
ANSYS
Cameo Systems Modeler
Defense
MIL-STD-882
Apply
$92k – $131k per year • Equity • In office • 5+ years exp • Bachelor's Degree • Huntsville
AI/ML
Computer Vision
Robotics
Sensor Fusion
Apply
See all jobs
This is one of many
1,966,346 more open roles from verified company boards, updated every day.