Spectra Aerospace & Defense is a trusted and growing platform of C5ISR companies – CALCULEX, Galleon Embedded Computing, and ArgonFDS - bringing over a half-century of rugged, mission-ready, battle-tested experience to bear in aerospace and defense applications. From high-speed data acquisition, data recording and secure, high-density storage, to computing and rugged, clear display of mission data, Spectra delivers the products and subsystems needed for the most demanding military air, land, and sea platforms. With our comprehensive portfolio of rugged products, systems, and solutions, the Spectra family of companies’ customized end-to-end solutions for the C5ISR market help military end-users achieve mission success. Simply put, Spectra's rugged solutions Capture, Process, and Display your mission-critical data in the harshest environmental conditions. In the air, at sea, on land, and in space; We simplify integration.


Data Acquisition

Sensor Recording


Mission Computing

Encrypted Storage

NAS & File Serving

Processing & Routing







Join the CALCULEX Team

CALCULEX has established a creative and innovation driven work environment for highly motivated, driven individuals that want to build a career. CALCULEX designs and manufactures state-of-the-art telemetry equipment for commercial and military applications. Additionally, CALCULEX designs and manufactures specialized equipment for aerospace research. CALCULEX offers a comprehensive benefits plan which include complete medical and dental plan, company-matched, fully qualified 401k retirement plan, continuing education benefits and generous annual holidays and accrued leave.

Spectra Aerospace & Defense is an Equal Opportunity Employer and does not discriminate on the basis of Race, Religion, Color, Age, Gender, Marital Status, Sexual Orientation, National Origin, Disability, Vietnam Era or Disabled Veteran Status, or any other categories protected by law. We welcome inquiries of all types regarding joining the Spectra Aerospace & Defense team.


No open positions at this time.