Reditus Space

Avionics Integration Engineer – Reditus Space Location: Atlanta, GA Department: Engineering – Avionics Employment Type: Full-time About Reditus Space Reditus Space is pioneering scalable, rapid-turnaround microgravity manufacturing and return from LEO. Our ENOS spacecraft is at the forefront of this mission, and we are building a world-class team to deliver on this vision. Join us to help set the standard for technical excellence and innovation in space. Role Overview As an Avionics Integration Engineer, you will be responsible for the hands-on integration, wiring, and test setup of spacecraft avionics systems. You will work closely with the Lead Avionics Engineer and cross-functional teams to ensure seamless integration, robust wiring harnesses, and reliable test environments for flight and ground systems. This role is critical to achieving the reliability, performance, and reusability standards of our spacecraft. Key Responsibilities Design, route, and review wiring harnesses for flight and ground test applications, ensuring compliance with space-grade standards (e.g., ECSS-Q-ST-70-61C, NASA-STD-8739.4A). Develop and maintain detailed harness and wiring diagrams, electrical schematics, and integration documentation. Plan and execute the integration of avionics hardware onto spacecraft, including power systems, data buses, sensors, and communication interfaces. Own the setup, maintenance, and operation of hardware-in-the-loop (HITL) test tables and avionics system testbeds. Collaborate with electronics, software, structures, propulsion, and manufacturing teams to define and implement integration and test procedures. Support integrated vehicle operations, including writing work instructions, maintaining test racks, and being present for major vehicle avionics tests. Troubleshoot and resolve issues during development, integration, and testing phases, driving corrective actions and design improvements. Ensure all wiring and harness assemblies meet quality and reliability requirements for space environments, including proper material selection, routing, tie-downs, and inspection. Assist in developing day-of-flight procedures and sequences for avionics health checks, charging, and launch operations. Support customer payload integration and provide technical assistance during on-site activities. Minimum Qualifications Bachelor’s degree in Electrical Engineering, Aerospace Engineering, or a related field. 2+ years of experience in avionics integration, wiring harness design, or related aerospace hardware roles. Proficiency with modeling & electrical CAD tools (e.g. NX, OnShape, Altium, Eagle, KiCAD) and experience creating harness and wiring diagrams. Hands-on experience with avionics system integration, electrical assembly, and test setups for aerospace or similarly demanding applications. Strong understanding of electrical system architecture, power distribution, data buses (CAN, RS-422, Ethernet, SpaceWire), and communication protocols. Demonstrated ability to write clear work instructions, integration procedures, and test plans. Familiarity with space-grade wiring standards and quality control processes (e.g., IPC J-STD-001, NASA-STD-8739.4A). Excellent communication and teamwork skills; ability to work effectively across multidisciplinary teams. Preferred Qualifications Experience with avionics development for reusable flight vehicles or high-temperature environment systems. Experience with rapid prototyping, hardware iteration, and system bring-up in a fast-paced environment. Familiarity with spacecraft or launch vehicle avionics integration and test operations. Knowledge of hardware-in-the-loop testing and continuous integration methodologies. Experience supporting launch site operations and integrated vehicle checkout. Ability to innovate and solve complex integration challenges with a first-principles approach. What We Offer The opportunity to build and fly hardware that will transform the future of space manufacturi

Job Description Reditus space is building the next-generation infrastructure to provide sustainable and scalable access to microgravity. We are developing reusable free-flyer reentry vehicles to enable routine, dependable, and high cadence return from orbit, unlocking new commercial, scientific, national security, and public health capabilities. The aerothermal team is responsible for predicting the aerodynamics and aerothermal environments our flight vehicles experience during all phases of their missions. Aerothermal engineers use engineering models, simulation, and direct flight testing in order to provide the most accurate predictions in iterative development of evermore reliable and performant vehicle architectures. The team works closely with the GNC (guidance, navigation, and control) team in order to enable them to safely land and recover our vehicles once their mission is accomplished. Moreover the team supports engineers responsible for vehicle structures, avionics, and propulsion during their design efforts. Aerodynamics engineers are expected to have a clear understanding of the flow fields experienced by our vehicles through the various flight regimes, from subsonic through hypersonic, and apply this understanding while they operate our prediction tools. As a Senior Aerothermal Engineer, you will be responsible for the aerodynamic and aerothermal characterization of reentry vehicles from early design through flight validation. This role spans the full development lifecycle — from early design and analysis through ground testing and ultimately flight data correlation. Responsibilities: Own the development of aerodynamic models across all flight regimes, from free-molecular through hypersonic, supersonic, and subsonic flow. Prepare, mesh, run, and post process CFD models to characterize vehicle flow fields, aerodynamic coefficients, and stability behavior Develop aerodynamic databases for trajectory simulation and Monte Carlo analysis Develop trajectory-coupled aerothermal environments, including stagnation, distributed, and shock-interaction heating Actively shape vehicle geometry and aerodynamic stability through analysis and design iteration to improve and optimize vehicle performance and reliability  Predict heating rates and heat loads across the vehicle throughout atmospheric entry Own TPS sizing, material specification, and margin development for both ablative and reusable TPS solutions Perform thermal material response modeling, including ablation and recession behavior Develop full-vehicle thermal models capturing external heating, conduction through structure, and internal temperature response Compare pre-flight aerodynamic and aerothermal predictions to flight data and refine models predictive accuracy accordingly Develop and maintain analysis tools, scripts, and workflows for aerodynamic and aerothermal modeling by writing code and scripts in a variety of languages, making sure they share common interfaces Interface with responsible engineers, providing them inputs to their designs and ensuring they have a clear understanding of the physical phenomena they are dealing with Basic Qualifications: Bachelor’s degree in a related engineering discipline 1+ years of experience with structural or fluid dynamics via full-time employment, outside the classroom projects, or lab work Preferred Skills & Experience: Master’s degree or PhD in aerospace or mechanical engineering Experience with Ansys Fluent or equivalent Experience with solvers and tools for reentry vehicles, e.g. FUN3D, CBAero, DPLR, HEAT Experience with industry level CAD tools, e.g. SolidWorks, NX, OnShape, CATIA Experience with thermal protection systems Strong background in external, compressible fluid dynamics Additional Requirements:  Must be willing to work extended hours and/or weekends as needed Ability to obtain a security clearance if necessary ITAR Requirements: To conform to U.S. Government export regulations, applicant must be a

Thermal Structures Engineer – Reditus Space Location: Atlanta, GA Department: Engineering – Structures Employment Type: Full-time Role Overview As a Thermal Structures Engineer, you will play a critical role in supporting the Lead Structures Engineer to ensure the ENOS spacecraft’s structural integrity and thermal resilience from design through flight. Your focus will be on stress analysis, structural verification and validation (V&V), and the design of fixturing and test systems for both qualification and acceptance testing. This is a hands-on, multidisciplinary position requiring close collaboration with design, manufacturing, and test teams to deliver robust, flight-ready hardware. Key Responsibilities Perform detailed stress analysis of spacecraft structures and components using both finite element analysis (FEA) tools (e.g., ANSYS, NASTRAN) and classical hand calculations to ensure compliance with strength and stiffness requirements under static, dynamic, and thermal loads. Support structural verification and validation activities, including the development and execution of test plans for static, dynamic, vibration, and thermal environments in accordance with industry and NASA standards. Design, develop, and document test fixtures and support equipment to enable accurate, flight-like structural and thermal testing of spacecraft hardware. Correlate analytical models with test results, identify discrepancies, and drive corrective actions to improve structural performance and reliability. Assist in the selection of materials and processes, considering thermal and mechanical properties, manufacturability, and mission environment. Prepare and maintain detailed engineering documentation, including analysis reports, test procedures, and verification matrices. Collaborate with multidisciplinary teams (thermal, avionics, propulsion, manufacturing) to ensure integrated, high-performance spacecraft designs. Support root cause analysis and troubleshooting of structural issues during integration and test campaigns. Contribute to a culture of rapid iteration, continuous improvement, and technical excellence. Minimum Qualifications Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or a related field. 1+ years of experience in structural analysis, verification, and testing for aerospace or similarly demanding applications. Proficiency with FEA tools (ANSYS, NASTRAN, Abaqus, or similar) and 3D CAD software (NX, SolidWorks, or equivalent). Hands-on experience designing and building test fixtures and support equipment for structural and thermal testing. Strong understanding of metallic and composite materials, joining methods, and spaceflight hardware test requirements. Experience with designing for reusability (design-life, thermal fatigue, and load cycles) Familiarity with industry standards for structural and thermal qualification and acceptance testing (e.g., NASA-STD-7002B). Excellent communication, documentation, and teamwork skills. Preferred Qualifications Experience with reusable spacecraft or launch vehicle structural verification and validation. Hands-on experience with rapid prototyping and hardware iteration. Familiarity with spacecraft environmental testing (thermal vacuum, vibration, acoustic). Demonstrated ability to innovate and solve multidisciplinary engineering challenges. Experience supporting integrated test campaigns and launch site operations. What We Offer The opportunity to build and fly hardware that will transform the future of space manufacturing. A hands-on, high-impact engineering culture with rapid iteration, real responsibility, and minimal red tape. Competitive salary and equity package with generous healthcare benefits. The chance to work alongside some of the best engineers in the industry on high-impact problems. An open, non-hierarchical environment where talent, drive, and results matter most. Reditus Space is an equal opportunity employer. We celebrate diversity and are commi

We are seeking a Senior Mechanical Engineer to take ownership of parts of the structural and mechanical design of the ENOS vehicle. In this role, you will lead the design, analysis, and testing of primary and secondary structures, mechanisms, and hardware that must survive launch, on-orbit operations, and controlled atmospheric reentry. This is a hands-on engineering leadership role where you will guide subsystem integration, mentor junior engineers, and help define Reditus Space’s hardware development practices. Responsibilities Own the design, analysis, and verification of ENOS mechanical and structural systems. Perform structural and thermal stress analysis (analytical and FEA) for flight-critical hardware. Lead material selection, structural optimization, and trade studies for weight, manufacturability, and performance. Develop and release CAD models, detailed drawings, and manufacturing documentation. Define and execute environmental qualification testing (vibration, shock, TVAC, reentry loads). Support integration and test campaigns, working directly with flight hardware. Drive interface control with other subsystems (propulsion, avionics, recovery, payload integration). Contribute to systems engineering and safety reviews to ensure compliance with launch provider and FAA reentry requirements. Basic Qualifications B.S. in Mechanical, Aerospace, or related engineering field. 5+ years of experience in mechanical/structural design of aerospace or equivalent mission-critical hardware. Proficiency in CAD (OnShape) and structural FEA (ANSYS, Nastran, Abaqus, etc.). Demonstrated experience with metallic and/or composite aerospace structures. Hands-on experience with hardware development from concept through test. Strong understanding of structural mechanics, thermal environments, and verification methods. Preferred Qualifications M.S. in Mechanical or Aerospace Engineering. Experience designing for space environments (launch loads, microgravity, reentry). Familiarity with spacecraft integration and test processes. Experience with mechanisms (deployment systems, latches, hinges, pyrotechnics, etc.) Role Details Location: Atlanta, GA (on-site required) Type: Full-time, senior-level