Principal Systems Integration Engineer

Company Information

Twenty‑Six Defense, headquartered in Fort Worth, Texas, is a leading provider of high‑performance products, system solutions, and aftermarket support services for the defense, homeland security, and commercial aviation markets. With facilities throughout the United States, the company supports those who contribute to national security. Twenty‑Six Defense is wholly owned by Elbit Systems Ltd., a global high‑technology company. The Warfighter Systems business, located in Virginia’s Roanoke Valley near the Blue Ridge Mountains, focuses on low‑light sensor technology, engineering image intensifiers and night‑vision goggle systems for a networked battlespace. Trusted by the U.S. and nearly 100 allied countries, the team’s work directly supports national security and the safety of warfighters.

Job Summary

The Principal Systems Integration Engineer develops and integrates visually augmented systems for dismounted Warfighter applications, including see‑through displays with extended‑reality capabilities. Reporting to the Chief Engineer of Integrated Vision Systems, the role collaborates with development and product teams to ensure integrated systems meet performance requirements, translates complex customer needs into technical solutions, and mentors junior engineers.

Responsibilities and Tasks

• Develop and maintain secure and reliable system integration solutions.
• Work closely with numerous technical teams to ensure all necessary ecosystems are integrated to meet business requirements.
• Create and manage laboratory environments for hardware and software integration and testing.
• Support application tools for a wide array of integration needs.
• Analyze and debug system integration issues between disparate systems.
• Create and maintain technical documentation.
• Provide support for integration‑related tasks and upcoming projects.
• Identify, escalate, and manage project risks and issues to resolution.
• Travel to company sites as needed.
• Perform other related duties as assigned by the supervisor.
• Make independent decisions on matters of significance within the scope of responsibilities.

Education, Experience, and Certifications

• Bachelor’s degree in computer science, electrical engineering, or a related field.
• 10+ years of related experience.
• Experience with integration and middleware technologies such as SOAP, REST, JSON, XML, and EDI.
• Experience with networking and communication protocols such as TCP/IP, I²C, and SPI.
• Developing and troubleshooting Python scripts, especially for imaging applications.
• Act as the go‑between for systems, software, firmware, and electrical engineering teams.
• Experience working in Linux and Windows operating systems, as well as LabVIEW.
• Knowledge of the software development life cycle.
• IT infrastructure experience is desirable.
• Ability to obtain a Secret Clearance is desired.

Skills and Abilities

• Advanced analytical, diagnostic, and technical skills.
• Excellent communication and problem‑solving abilities.
• Ability to work independently and as part of a diverse, cross‑functional team.
• Strong work ethic to support integrations with both onsite and remote teams.
• Professional interaction with executives, managers, subject‑matter experts, business users, internal and external developers, and technical service teams.
• Capability to participate in and/or manage multiple projects simultaneously.

Travel and Physical Requirements

This position is on‑site in Merrimack, NH, with occasional travel to other company sites as needed.

Benefits

• Most locations offer a 9/80 schedule, providing every other Friday off.
• Competitive compensation and 401(k) program.
• Robust medical, dental, vision, and disability coverage with qualified wellness discounts.
• Basic Life Insurance and additional Life & AD&D insurances.
• Flexible vacation and PTO.
• Paid parental leave.
• Generous employee referral program.
• Voluntary benefits: long‑term care, legal, identity theft, pet insurance, and more.
• Voluntary Tricare Supplement available for military retirees.