Mid-Level Embedded Software Engineer (Clearance Required)

Company: Ultra Intelligence & CommunicationsMission SolutionsPowering DecisionJoin 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 SolutionsBy 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 DescriptionUltra 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 that undergo formal NSA High Assurance certification, from requirements through fielding and sustainmentRole ResponsibilitiesDesign, develop, and maintain embedded software primarily in C and Rust for cryptographic and security-critical platformsArchitect cryptographic information assurance software and systems, including definition of security boundaries, trusted services, and separation of crypto and non-crypto functionsPerform trade studies and embedded architecture design, with emphasis on memory-safe designs and C-to-Rust transitionsActively support the NSA High Assurance certification process, including:Requirements decomposition and traceabilitySecurity architecture definition and documentationDevelopment of certification artifacts and evidenceParticipation in technical reviews and certification milestonesDevelop and maintain formal engineering documentation:Software & Hardware Requirements (SHRS, IRS)Interface Control Documents (ICDs)Software/Hardware Design Descriptions (SHDD)Develop and execute unit testing, integration, and acceptance testing, including hardware-in-the-loop and security-relevant test casesManage configuration control for software development items in certified baselinesCollaborate closely with systems, hardware, security, and test engineers in a high-performance, mission-driven teamIdentify and implement process, tooling, and automation improvements to support secure development and certification efficiencyPeriodic travel (~5%) for customer interaction, test events, or off-site integration activitiesRequired QualificationsActive U.S. Government Secret Security Clearance (U.S. citizenship required)Bachelor’s degree in computer science, computer engineering, software engineering, or equivalent experience5+ years of embedded software development experience in C and/or RustExperience with:Low-level embedded development and debuggingARM-based processors and SoC platformsFirmware and hardware/software integrationStrong understanding of memory management, concurrency, and deterministic embedded behaviorPreferred / Differentiating Experience8+ years of embedded or firmware development experienceExperience with Rust in constrained embedded environments (no-std, heapless, hardware abstraction layer (HAL))Direct experience with NSA High Assurance certification, RMF, or similar DoD security frameworksFamiliarity with cryptographic system design, key management, and secure boot/trust architecturesExperience with:openOCD, gdb, JTAG/SWD debuggingAMD Zynq UltraScale+ MPSoC (e.g., Xilinx ZCU102/104 Evaluation Kit or similar)Experience working in waterfall or agile development methodology-based projectsStrong systems-thinking mindset with the ability to assess technical risk and security impactClear communicator who thrives in collaborative, technically rigorous teamsWhy Ultra ProLogicWork on fielded, certified cryptographic systems and research & development projectsDirect exposure to and participation in NSA High Assurance certificationOpportunity to influence system architecture, not just implementationHands-on role in modernizing high-assurance systems with RustLong-term programs, stable funding, and deeply technical challengesBacked by Ultra Intelligence & Communications, with the agility of a focused encryption business#IC#LI-Onsite#LI-JK1NoticeDue to the nature of the programs we deliver for our customers, candidates may need to obtain the relevant security clearance or handle export-controlled material as defined by the role's requirements.Our BenefitsEvery employee is critical to our success, and as such, we offer a range of flexible employee benefits, including:Annual Bonus - Annual Bonus – Performance RelatedCompetitive Paid Time Off (PTO) package plus 11 company holidaysEarly finish on Friday401K w/ company matchMedical/Dental/Vision BenefitsStudent Loan Assistance ProgramArray of voluntary benefit offeringsUltra I&C is an Equal Opportunity Employer. All qualified applicants will receive consideration without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or other legally protected state or federal classes. We provide affirmative action in employment for qualified individuals with disabilities and protected veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act. If you need an accommodation in any part of the application process, email View email address on click.appcast.io."SummaryLocation: Tampa, FL, United StatesType: Full time