Senior Tester

Senior Tester

Location


US-VA-Chantilly

ID


2026-8610

Category


Information Technology

Position Type


Full-Time

Remote


No

Clearance Level


TS/SCI FS Poly

Description

Markon is seeking a Senior Software Test Engineer to support an Intelligence Community customer by developing and executing quality assurance methodologies for enterprise software applications. This role performs manual and automated testing to identify defects, validate system functionality, and ensure software solutions meet established requirements and quality standards. The Senior Software Test Engineer will collaborate with developers and Agile teams throughout the software development lifecycle to improve application quality, reliability, and performance.

Responsibilities

Develop and execute software test plans, test cases, and quality control methodologies for enterprise applications.
• Perform functional, regression, integration, and automated testing to identify defects and determine root causes.
• Test web-based applications and validate functionality against system and user requirements.
• Develop and maintain automated test solutions and reusable testing frameworks.
• Evaluate software, hardware, and associated documentation for quality and compliance.
• Document, track, and communicate defects and test results using GitHub, Jira, and Confluence.
• Participate in formal and informal software reviews throughout the development lifecycle.
• Collaborate with developers and Agile teams to troubleshoot issues, improve test coverage, and deliver production-ready software.

Qualifications

• Active TS/SCI clearance with Full Scope Polygraph required.
• Bachelor's degree and 6+ years of relevant software testing, quality assurance, or software development experience.
• Experience developing and executing software test plans and test cases.
• Experience with GitHub, Jira, and Confluence.
• Experience testing applications developed using Java/J2EE.
• Experience developing automated tests using Selenium WebDriver or comparable automation tools.
• Experience testing web-based enterprise applications.
• Experience performing manual and automated software testing.
• Strong understanding of software development lifecycle and quality assurance practices.
• Strong analytical, troubleshooting, documentation, and communication skills.

Desired:

• Experience building and maintaining automated testing frameworks.
• Experience working within SAFe or Agile development teams.
• ISTQB Certified Tester or comparable software testing certification.

Salary Range

USD $130,000.00 - USD $160,000.00 /Yr.

The Markon pay range for this position 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.

Overview

Eager to join a team where your skills are valued, your growth is nurtured, and your impact is profound? Look no further than Markon, a premier consulting firm deeply dedicated to advancing our nation's most critical missions.

At Markon, we don't just offer jobs - we offer opportunities for personal and professional transformation. Empowering our employees to lead, innovate, and excel, we foster an environment where new ideas are not just welcomed but celebrated. As a perennial Washington Post Top Workplace, we prioritize the well-being and success of our team members, ensuring they can bring their best selves to work.

Headquartered in Falls Church, Virginia, Markon has garnered national recognition for our unwavering dedication to excellence in serving the intelligence community, as well as federal civilian and defense agencies. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.

Markon values people and the tremendous impact each individual can make - which is why we're consistently recognized as one of the best places to work in federal government consulting. Here, you can help solve the nation's most important challenges, surrounded by colleagues who help you grow, advance, and succeed. We are deeply dedicated to what matters - bringing out the best in each other to advance our clients' missions.

Join us and make a meaningful impact.

Markon is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, national origin, age, protected veteran status, or disability status. This job posting will remain open until the position is filled.

Benefits Offered : Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Training and Tuition Assistance, Paid Time Off, and Holidays