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Prototypes Full Job Description Company Information:

Twenty-Six Defense, headquartered in Fort Worth, Texas, is a leading provider of high-performance products, system solutions, and aftermarket support services focusing on the defense, homeland security, and commercial aviation markets. With facilities throughout the U.S., Twenty-Six Defense is dedicated to supporting those who contribute to the national security of the United States. Twenty-Six Defense is wholly owned by Elbit Systems Ltd. (

NASDAQ:

ESLT and TASE:

ESLT), a global high-technology company engaged in a wide range of programs for innovative defense and commercial applications. Fueled by more than 800 talented employees and a proud 65-year legacy of night vision production excellence, Twenty-Six Defense's Warfighter Systems business is rooted in the heart of Virginia's Roanoke Valley. Surrounded by the scenic beauty of the Blue Ridge Mountains, you'll find a unique blend of southern hospitality, outdoor adventure, and the energy of a thriving city - all alongside a purpose you can be proud of coming to work each day. As a world leader in low-light sensor technology, the Warfighter Systems team is engineering the future of image intensifiers and night vision goggle systems as we enter a new era of the networked battlespace. Trusted by the U.S. and nearly 100 allied countries, our technology provides support to those in harms' way during the most critical moments with one goal in mind: bring them home safely. The work our employees perform each day plays a direct role in national security, and our shared purpose is what truly makes Warfighter Systems so extraordinary. Come join our collaborative team where each voice is valued in a setting where you can thrive, develop, and make a true impact! Job Summary This is an experienced level position where the incumbent must possess an advanced level of electro-optics engineering knowledge and be competent in all aspects of broad areas of technical assignment. Technical tasks at this level are in areas where technical requirements are understood, but design implementation is not defined, are of substantial complexity, and may involve the development of new improved techniques and procedures. Project assignments may require the planning, scheduling and coordinating of tasks of significant scope or complexity with other departments or programs and frequent customer contact to explain methods, techniques or for the presentation of data to resolve issues or provide solutions to technical problems. This position is in the Roanoke, VA facility with limited business travel, as needed. Responsibilities and Tasks Develop product/system performance specifications against which designs can be produced. Evaluate and select optimum design alternatives. Determine design feasibility and ensure that product designs are competitive. Provide direction to others who determine appropriate materials and processes for specific component applications. Lead or conduct experiments to evaluate operating characteristics of products or processes. Evaluate engineering prototypes and translate experimental results into design criteria. Lead effort to establish production qualification test regime for new system and support execution of the product qualification testing. Conduct computer simulations to test or design products. Develop task inputs to engineering project plans and maintain liaison with other departments of the organization. Respond to customer engineering queries and advises others on engineering information relevant to the organization's product capabilities. Provide technical presentation support and consultation to marketing. Represent engineering unit to customer, troubleshoot customer application problems. Utilize project planning and monitoring methods to ensure timely completion. Perform preliminary engineering necessary to confirm plans and programs. Assist in assuring the technical soundness of engineering programs. Support the manufacturing process in resolving design problems. Collaborate with purchasing in obtaining quotations or bids and recommend selection of vendors. Prepare engineering specifications for major purchases. Prepare reports of field tests, start ups or installations as required and write technical instructions. Knowledge (Education/License/Certification, Prior Experience) Bachelor's degree in engineering (Optics, Physics, or Engineering) with 10 years of experience or master's degree and 8 years' experience, preferably in a design-to-manufacture environment. Incumbents should possess an extensive knowledge of electro-optics engineering with specific capabilities in areas such as, imaging system design and development, laser systems, or displays. Skills and Abilities Experience with thermal and low light cameras, imaging optics, and micro-displays Ability to obtain and maintain a US government security clearance Here Are Some of the

Great Benefits We Offer:

Most locations offer a 9/80 schedule, providing every other Friday off Competitive compensation & 401(k) program to plan for your future Robust medical, dental, vision, & disability coverage with qualified wellness discounts Basic Life Insurance and Additional Life & AD&D Insurances are available

Flexible Vacation & PTO Paid Parental Leave Generous Employee Referral Program Voluntary Benefits Available:

Longer Term Care, Legal, Identity Theft, Pet Insurance, and more Voluntary Tricare Supplement available for military retirees Why Roanoke, Virginia? Lower cost of living Family-friendly area Career and economic growth Scenic beauty Outdoor enthusiast's dream This job description does not list all the duties of the job. You may be asked by your supervisors or managers to perform other duties. The employer has the right to revise this job description at any time. The job description is not an employment contract. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of this position. Twenty-Six Defense is an equal opportunity employer as to all protected groups, including protected veterans and individuals with disabilities. For Virginia-based positions only• In accordance with Virginia DOL requirements, the listed salary range reflects the anticipated base pay range for this role. Actual compensation will be determined based on factors including skills, experience, education, certifications, business needs, internal equity, and geographic location. Compensation may vary in different locations based on market conditions and cost-of-labor considerations. Please ensure your résumé meets the Dayforce upload requirements. Dayforce supports résumé files up to 4 MB. To avoid upload issues, please: save your résumé as a PDF, remove photos/graphics/embedded objects, ensure the file is under 4 MB, and avoid password protected PDFs. If you encounter difficulties, try using a different browser (Chrome, Edge, or Safari), an incognito/private window, clearing browser cache, or disabling browser extensions. If you are unable to upload your resume for parsing, you may manually add resume details and/or attach your resume to the Additional Documents section. If you have exhausted all troubleshooting issues above, you may contact .

NOTE:

Simply emailing a resume to this inbox will not be considered an official application to any job posting.","type","jobPosting","source","LC","accountId","0","organizationName","Twenty-Six Defense","applicationUrl","https://www.indeed.com/viewjob?jk=e070453369a5baf2&from=serp&vjs=3","Roanoke, VA","isRemote","location",{"_258":259,"_260":261},"createdAt","2026-09-25T06:39:50.345775490Z","updatedAt","2026-09-24T13:58:00.979Z","publishedAt","2026-09-21T00:00:00Z","expiresAt","2026-10-26T00:00Z","status","active","isExpired","isDiscoverable",true,"isSearchable","isSpotlight","isDraft","careerSkills",[186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208],"requiredEducation","4_college","benefitCategories",[182,183,184,185],"amount",161500,"isEmailRequired","isPhoneRequired","formattedDescription","

Principal Electro Optics Engineer Twenty-Six Defense Roanoke, VA Job Details Full-time $143,000 - $180,000 a year 1 day ago Benefits Paid parental leave AD&D insurance Disability insurance Health insurance Dental insurance Paid time off Parental leave Vision insurance Life insurance Referral program Pet insurance Qualifications Experimental data reports Product presentation On-site technical support Project engineering Product design rendering Requirements specification Thermal imaging cameras Engineering phase involvement Engineering development testing Requirements design Quality control product testing Bachelor's degree in Physics Field service Engineering Laboratory experiments Performance testing Data summary reports Master's degree Optics System design for system development Technical solutions implementation Bachelor's degree in engineering Technical presentations (as sales engineering task) Design engineering Physics Competitive bidding Engineering product development Design for manufacturability (DFM) Senior level

Prototypes Full Job Description Company Information:

NASDAQ:

ESLT and TASE:

Great Benefits We Offer:

Flexible Vacation & PTO Paid Parental Leave Generous Employee Referral Program Voluntary Benefits Available:

• In accordance with Virginia DOL requirements, the listed salary range reflects the anticipated base pay range for this role. Actual compensation will be determined based on factors including skills, experience, education, certifications, business needs, internal equity, and geographic location. Compensation may vary in different locations based on market conditions and cost-of-labor considerations. Please ensure your résumé meets the Dayforce upload requirements. Dayforce supports résumé files up to 4 MB. To avoid upload issues, please: save your résumé as a PDF, remove photos/graphics/embedded objects, ensure the file is under 4 MB, and avoid password protected PDFs. If you encounter difficulties, try using a different browser (Chrome, Edge, or Safari), an incognito/private window, clearing browser cache, or disabling browser extensions. If you are unable to upload your resume for parsing, you may manually add resume details and/or attach your resume to the Additional Documents section. If you have exhausted all troubleshooting issues above, you may contact .

NOTE:

Simply emailing a resume to this inbox will not be considered an official application to any job posting.

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Principal Electro Optics Engineer