Ultra Intelligence & Communications

defense technology

EmbeddedSeniorSoftwareEngineer

Tampa, Florida, United States; Hillsboro, Florida, United States FULL TIME Remote Friendly
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Senior candidates.

The Brief

“Embedded Senior Software Engineer at Ultra Intelligence & Communications. Skills: Embedded Software Development, Rust, C, Cryptographic Systems, NSA High Assurance Certification. Design, develop, and maintain embedded software primarily in C and Rust for cryptographic and security-critical platforms. Architect cryptographic information assurance software and systems, including definition of security boundaries, trusted services, and separation of crypto and non-crypto functions”

What You'll Achieve.

contributing directly to cryptographic information assurance architectures, certification artifacts, and fielded systems protecting real-world tactical and strategic networks; building systems that withstand formal certification scrutiny

Industry & Context.

defense technology
Problems you'll solve

deep technical challenges; systems-thinking mindset with the ability to assess technical risk and security impact

Eligibility Requirements

Active U. S. Government Secret Security Clearance, U. S. citizenship required, Periodic travel (~5%) for customer interaction, test events, or off-site integration activities, candidates may need to obtain the relevant security clearance or handle export-controlled material

What They're Looking For.

Must Have

Active U. S. Government Secret Security Clearance, U. S. citizenship required, Bachelor’s degree in computer science, computer engineering, software engineering, or equivalent experience, 8 + years of embedded software development experience in C and/or Rust, Low-level embedded development and debugging, ARM-based processors and SoC platforms, Firmware and hardware/software integration, understanding of memory management, concurrency, and deterministic embedded behavior

Nice to Have

10 + years of embedded or firmware development experience, Rust in constrained embedded environments (no-std, heapless, hardware abstraction layer (HAL)), Direct experience with NSA High Assurance certification, RMF, or similar DoD security frameworks, cryptographic system design, key management, and secure boot/trust architectures, openOCD, gdb, JTAG/SWD debugging, AMD Zynq UltraScale+ MPSoC (e. g. , Xilinx ZCU102/104 Evaluation Kit or similar), waterfall or agile development methodology-based projects, systems-thinking mindset with the ability to assess technical risk and security impact

What You'll Do.

and maintain embedded software primarily in C and Rust for cryptographic and security-critical platforms

Architect cryptographic information assurance software and systems

including definition of security boundaries

and separation of crypto and non-crypto functions

Perform trade studies and embedded architecture design

with emphasis on memory-safe designs and C-to-Rust transitions

Actively support the NSA High Assurance certification process

Develop and maintain formal engineering documentation

Develop and execute unit testing

and acceptance testing

including hardware-in-the-loop and security-relevant test cases

Manage configuration control for software development items in certified baselines

Identify and implement process

and automation improvements to support secure development and certification efficiency

How You'll Work.

Team & Collaboration

Collaborate closely with systems, hardware, security, and test engineers in a high-performance, mission-driven team; thrives in collaborative, technically rigorous teams

Communication Scope

Clear communicator

Full Job Description

Company: Ultra Intelligence & Communications Mission Solutions # **Powering Decision** Join the team redefining defense technology. From engineering systems that save lives to leading programs that change the battlefield—find your place in the future of defense. **Mission Solutions** By joining our Mission Solutions business, you will be a member of a team dedicated to providing innovative solutions that streamline the preparation and execution of intricate, mission-critical operations. We focus on enhancing situational awareness, tactical command and control, and seamless video data exchange capabilities within a dynamic, multi-domain environment. # **Job Description** Ultra ProLogic is expanding its encryption business and seeking an Embedded Software Engineer to help architect, implement, and certify high-assurance cryptographic systems used by the U.S. Department of Defense, NATO, and allied partners. This role goes beyond traditional embedded development. You will work on security-critical software and firmware that must meet NSA High Assurance (HA) certification requirements, contributing directly to cryptographic information assurance architectures, certification artifacts, and fielded systems protecting real-world tactical and strategic networks. If you are motivated by deep technical challenges—secure embedded design, Rust adoption in constrained environments, and building systems that withstand formal certification scrutiny—this role offers rare and meaningful work. What You’ll Work On • High-assurance cryptographic and key management systems supporting secure communications, remote rekey, and lifecycle management • Embedded software and firmware operating within defined crypto, INFOSEC, and High Assurance boundaries • Architecture and implementation of cryptographic information assurance (IA) software and systems • Modernization of legacy C baselines and architecting Rust-based embedded solutions for security- and safety-critical environments • Systems th

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