Software Test Engineer

Location: Springfield, VA (100% Onsite)

Travel: Up to 20% (Domestic & International)

Security Clearance: Must be eligible to obtain a U.S. Security Clearance

Citizenship: U.S. Citizenship Required

About the Opportunity

Our client is a well-established communications technology company that develops secure networking and communications solutions for U.S. government, defense, and public sector customers. For more than three decades, the organization has delivered mission-critical technologies that support voice, data, networking, and tactical communications in demanding operational environments.

They are seeking a hands-on Software Test Engineer to join their engineering team in Springfield, Virginia. This role is ideal for someone who enjoys troubleshooting, testing, validating system performance, and working directly with communications technologies that support real-world customer missions.

What You'll Do

As a Software Test Engineer, you will work closely with software developers, systems engineers, and product teams to validate the performance and reliability of communications systems and applications.

Responsibilities include:

Develop and execute software and system test plans

Perform integration, functional, regression, and acceptance testing

Configure and maintain test environments

Validate system functionality and performance against requirements

Troubleshoot software, networking, and hardware-related issues

Document test results, defects, and corrective actions

Collaborate with engineering teams to resolve issues and improve product quality

Support customer demonstrations, field testing, and product evaluations as needed

Assist with system deployments and technical support activities

What We're Looking For

Experience in Software Testing, Systems Testing, Integration Testing, or Quality Assurance Engineering

Strong troubleshooting and analytical skills

Experience working with Linux environments

Understanding of networking concepts and protocols such as TCP/IP, SIP, VoIP, routing, and switching

Experience using network analysis tools such as Wireshark is preferred

Ability to create and execute detailed test plans and test procedures

Strong written and verbal communication skills

Preferred Background

Candidates with experience in one or more of the following areas are especially encouraged to apply:

Telecommunications

Satellite Communications (SATCOM)

Wireless Communications

LTE / 5G Networks

Tactical Communications

Military Communications Systems

Government or Defense Technology Programs

Network Operations or Systems Integration

Additional Requirements

U.S. Citizenship required

Ability to obtain and maintain a U.S. Security Clearance

Ability to work onsite five days per week in Springfield, VA

Willingness to travel domestically and internationally when required

Why Consider This Opportunity?

Work on mission-critical communications technologies

Join a collaborative and engineering-focused team

Gain exposure to cutting-edge networking and communications systems

Opportunity to support government and defense customers worldwide

Stable organization with a long history of innovation and growth