Software Tester

General information

Requisition # R67308 Locations USA-TX-San Antonio Posting Date 04/30/2026 Security Clearance Required Secret Remote Type Onsite Time Type Full time

Description & Requirements

Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we’ve been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now—unleash your potential with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Software Tester to join our team in San Antonio, TX. In this role, you will provide software testing and quality assurance engineering while collaborating with highly skilled cyber professionals to deliver impactful mission outcomes.
 

Responsibilities include, but are not limited to:

• Design, develop, and maintain automated test frameworks for application software testing
• Analyze software requirements for comprehensive test coverage
• Develop test cases for each new feature and function to ensure full coverage
• Perform manual and automated software testing during development cycle
• Perform detailed regression testing to maintain product integrity and identify potential defects
• Work with development team on reproduction of customer reported defects
   

Minimum Qualifications:

• 4+ years of experience with Bachelor's degree
• Hand-on programming experience in Python
• Experience testing Windows and Linux applications
• Experience with Jira or similar feature/defect tracking systems

Preferred Qualifications:

• Experience developing automation using Ansible
• Experience developing complex Jenkins scripted pipelines using groovy
• Experience developing and using Elastic Search or similar applications
• Experience with the management of virtual machines for testing using VMware, Proxmox, or similar virtualization technologies
   

Security Clearance Requirements:

• Active/current Secret clearance with the ability to obtain a TS/SCI
   

Physical Requirements:

• Must be able to remain in a stationary position 50% of the time

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.