Two Six Technologies · 2 weeks ago
Senior Embedded System Test Engineer
Arlington, VA
Full-time
Onsite
Senior Level
$145K/yr - $218K/yr
5+ years expTwo Six Technologies is seeking a Senior Embedded Systems Test Engineer to support hands-on testing and validation of embedded cybersecurity hardware systems. The role focuses on testing microcontroller- and FPGA-based systems, system-level integration, and networked device validation.
Cyber SecurityInformation TechnologyNetwork Security
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Develop, maintain, and execute automated and semi-automated tests for embedded hardware systems, including subsystem- and system-level validation
Work hands-on with physical devices in lab and prototype environments, supporting bring-up, integration, and system validation activities
Support and operate Automated Test Equipment (ATE) and integrate hardware tests into CI/CD pipelines (e.g., GitLab)
Write and maintain test scripts, command-line tools, and utilities that interface directly with embedded devices via serial, Ethernet, or other hardware interfaces
Analyze test results from hardware execution, identify root causes across hardware, firmware, and system integration layers, and implement corrective improvements
Collaborate closely with embedded firmware, software, hardware, and systems engineers to ensure test coverage aligns with evolving designs and configurations
Participate in system-level validation, prototype integration testing, and network performance testing to ensure device reliability and performance standards
Mentor and support junior engineers on hardware test execution, debugging techniques, and embedded test best practices
Qualification
Required
Bachelor's degree in Computer Science, Computer Engineering, Electrical Engineering, or a related technical field
5+ years of experience in embedded systems testing, hardware testing, or system integration testing
Strong experience writing test software in Python, C, C++, or Embedded C for interaction with physical devices
Proficiency working in Linux-based environments, including command-line tools and scripting
Hands-on familiarity with microcontroller- and/or FPGA-based systems, including device bring-up and debugging
Experience using hardware interfaces such as serial/UART, Ethernet, JTAG, or similar
Experience with system-level and network-based testing, including traffic generation, throughput measurement, firewall testing, or fuzzing
Proven experience maintaining or improving test workflows that run against real hardware, not just simulations
Active Top Secret clearance, with willingness to obtain and maintain TS/SCI and Polygraph
Ability to work on-site full-time in Arlington, VA, in a lab-based environment
Preferred
Experience supporting prototype or production hardware in lab or manufacturing-adjacent environments
Experience integrating hardware tests into CI/CD pipelines (GitLab, Jenkins)
Familiarity with hardware-in-the-loop (HIL) testing concepts
Firmware or driver experience for Linux or Windows embedded systems
Strong understanding of system integration testing and network performance validation
Graduate degree in a related technical discipline
Active TS/SCI with Polygraph
Benefits
Medical, dental, and vision insurance
Life and disability insurance
Retirement benefits
Paid leave
Tuition assistance
Professional development
Company
Two Six Technologies
Two Six Technologies provides cybersecurity and technology solutions for national security customers.
501-1000 employees
Funding
Current Stage
Late StageTotal Funding
$54.56M2026-01-05Series Unknown· $10M
2024-01-30Series Unknown· $2.2M
2023-10-16Series Unknown· $8.73M
Leadership Team
Bob Kwaja
Chief Financial Officer
Richard Housley
Chief Scientist, Reverse Engineering
Recent News
Two Six Technologies
2025-10-28
Two Six Technologies
2025-09-15
2025-08-09
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