Senior Test Automation Engineer

Peraton; Lanham (MD); On-site; USD 80,000 - 128,000; Full time

Job summary

Peraton in Lanham, Maryland is seeking a Senior Test Automation Engineer to design and develop automation frameworks for mainframe and web apps, driving CI/CD integration and comprehensive test coverage for IRS EST program.

You will collaborate across teams including developers, QA, DevOps and product owners, mentor peers, and help improve testing tools and processes while delivering high‑quality software for mission-critical applications.

Qualifications

• Bachelor's degree in a related field with experience in QA principles and agile development
• Solid understanding of software QA principles, test design, and agile development practices
• Experience with modern automation frameworks and tools such as Selenium, UiPath, Playwright, Cypress, Appium, REST‑assured

Responsibilities

• Design, develop, and maintain automated test frameworks and scripts for mainframe and web applications
• Ensure automated tests are reliable, efficient, and integrated into CI/CD pipelines
• Identify high‑value test automation opportunities and implement them to maximize coverage and efficiency
• Troubleshoot and stabilize flaky or failing tests, driving root‑cause analysis
• Support collaboration with developers, QA engineers, DevOps, and product owners to ensure automation aligns with release goals
• Provide guidance and mentorship to peers on automation best practices
• Contribute to improving testing processes, tools, and standards across the team

Skills

Java

Python

JavaScript

C#

Selenium

CI/CD

Jenkins

GitHub Actions

Playwright

Cypress

Education

Bachelor's degree

Master's degree

Associates degree

High School diploma/equivalent

Tools

Jira

Xray for JIRA

Jenkins

Git

GitHub

Azure DevOps

GitLab CI

Job description

Responsibilities

Peraton is seeking a Senior Test Automation Engineer to join our team of qualified, diverse individuals. This is a hands‑on position focused on designing and developing automation frameworks, driving test coverage, and enabling continuous integration and delivery. The ideal candidate is a strong engineer who thinks like a tester, collaborates effectively across teams, and is passionate about delivering high‑quality software.

This position supports the IRS Enterprise System Testing (EST) program, which provides comprehensive testing and quality assurance services to ensure mission critical IRS applications are secure, reliable, and ready for deployment.

This position is in Lanham, Maryland.

Day to Day Roles and Responsibilies:

• Design, develop, and maintain automated test frameworks and scripts for mainframe and web applications
• Ensure automated tests are reliable, efficient, and integrated into CI/CD pipelines
• Identify high‑value test automation opportunities and implement them to maximize coverage and efficiency.
• Troubleshoot and stabilize flaky or failing tests, driving root‑cause analysis
• Support collaboration with developers, QA engineers, DevOps, and product owners to ensure automation aligns with release goals
• Provide guidance and mentorship to peers on automation best practices
• Contribute to improving testing processes, tools, and standards across the team

Qualifications

Basic Qualifications:

• Bachelors degree and 8 years of experience or a Masters degree and 6 years of experience or an Associates degree and 10 years of experience or a High School diploma/equivalent and 12 years of experience
• Must be a U.S. Citizen or U.S. Permanent Resident (Green Card holder) with at least three years of continuous U.S. residency.
• Must be able to obtain and maintain a Moderate Background Investigation (MBI) clearance
• Solid understanding of software QA principles, test design, and agile development practices
• Strong programming skills in at least one language (e.g., Java, Python, JavaScript, or C#)
• Experience with modern automation frameworks and tools (e.g., Selenium, UiPath, QTP, HP-UFT, Playwright, Cypress, Appium, REST‑assured)
• Hands‑on experience with CI/CD pipelines and modern development toolchains, including Jenkins, GitHub/GitHub Actions, GitLab CI, Azure DevOps, version control platforms, test management tools such as Xray for JIRA, and Atlassian‑based work management tools.
• Strong problem‑solving skills and attention to detail

Preferred Qualifications:

• Current active IRS MBI Clearance strongly preferred
• Experience working with the federal government
• Knowledge of current IRS tax administration software applications
• Experience with IBM Mainframe or Unisys Mainframe applications and operations
• Experience with the following skills will be considered a significant plus:
• Hands on experience with technology standards such as: Java, Service Oriented Architecture/Web Services, SQL, XML, Agile Testing Methodology and the ability to proactively respond to emerging technology trends
• Utilization of Test Tools such as: Junit, Parasoft – LoadTest, Selenium Automated Testing, SOAPUI (free version), INFOConnect, Pegasus, UiPath
• Deep understanding of: Databricks platform, Medallion architecture (Bronze/Silver/Gold) and PySpark dataframes
• Familiarity with Accessibility Tools such as: Freedom Scientific JAWS; ZoomText; Dragon Naturally Speaking

Peraton Overview

Peraton is a next‑generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure.

Target Salary Range

$80,000 - $128,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.

EEO

EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.