System Test Engineer (TS/Secret) – Hybrid, USMC SATCOM

ViaSat Inc.; Duluth (MN); Hybrid; USD 121,000 - 190,000; Full time

Job summary

Viasat is seeking a System Test Engineer to support USMC enterprise services. You will validate, verify, and test SATCOM and networked systems across hardware and virtualized testbeds, ensuring high availability and mission success.

You will develop test plans, execute both manual and automated verifications, and collaborate with cross-functional teams to resolve defects and demonstrate readiness to stakeholders. This temporary assignment supports critical defense programs.

Qualifications

• 5+ years of experience in system test engineering, system integration, or verification testing of complex hardware/software systems.
• Strong understanding of IP networking protocols (TCP/UDP, routing/switching), network architecture, and diagnostic tools.
• Active United States Secret Clearance required, with the ability to obtain a Top Secret Clearance.

Responsibilities

• System Test Planning & Execution: Develop comprehensive test plans, test cases, and test procedures for system integration, functional verification, regression, and acceptance testing for USMC enterprise services.
• Integration & Verification: Execute manual and automated system-level verification on physical hardware, satellite ground terminals, and virtualized network testbed environments.
• Defect Analysis & Troubleshooting: Identify, isolate, and log system defects during test cycles; collaborate with systems and software engineers to perform root cause analysis and verify defect resolutions.
• Test Environment & Equipment Management: Setup, configure, and maintain system test environments, including satellite modems, routers, switches, cryptographic hardware, and RF test equipment.
• Customer & Review Participation: Participate in technical test reviews, customer demonstration events, and verification readiness reviews with government stakeholders and program leadership.
• Documentation & Reporting: Document test results, produce formal test reports, and track technical metrics in compliance with Viasat quality and government program standards.

Skills

System test experience

IP networking

Diagnostics tools

Education

Bachelor's degree in STEM

Tools

Jira

Confluence

TestRail

Wireshark

iperf

Job description

Viasat is seeking a System Test Engineer to support USMC enterprise services. You will validate, verify, and test SATCOM and networked systems across hardware and virtualized testbeds, ensuring high availability and mission success.

You will develop test plans, execute both manual and automated verifications, and collaborate with cross-functional teams to resolve defects and demonstrate readiness to stakeholders. This temporary assignment supports critical defense programs.