Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State. At CesiumAstro, we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team. In this position, you will be responsible for low-level and high-level software in Cesium’s products through all phases of the development process. Key projects will include Linux-based single-board computers and high-reliability microcontroller systems. Cesium’s goal is to create an out-of-the-box hardware and software experience which enhances our customers’ ability to rapidly integrate our products into their systems. As a Cesium software team member, you will be responsible for software designs from concept through production, including product roadmaps, block diagrams, detailed design and coding, analysis, test, qualification, and in-orbit support. The ideal candidate will have development experience at nearly every level of the software stack, including microcontrollers, low-level drivers, board support packages (BSP), end-use applications, and user interfaces. Additionally, the ideal candidate will have experience in software testing and high-reliability qualification, as well as software engineering and software project management practices. The successful candidate will present engineering design review materials to our customers and executive team, as well as participate in proposal-writing efforts. As such, excellent written and verbal communication skills are required. This role will initially be remote, with a planned transition to in-person work once our Florida office is established. JOB DUTIES AND RESPONSIBILITIES - Designing and implementing software for embedded devices and systems, from requirements to production and commercial deployment. - Designing, developing, coding, testing, debugging, and documenting system software. - Reviewing code and system designs. - Analyzing code for efficiency, stability, and scalability. - Integrating and validating new product designs. - Supporting software quality assurance and optimizing I/O performance. - Providing post-production/in-orbit customer support. - Interfacing with hardware design and development engineers. - Assessing third-party and open-source software. JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS - A Bachelor of Science (BS) or Master of Science (MS) degree in Computer Science, Electrical Engineering, or Computer Engineering. - A minimum of 4 years of industry experience in software development. - Experience in hands-on development and troubleshooting of embedded hardware. API design for interfacing with FPGAs. - Experience with products for aerospace applications. - Programming experience in C or C++. - Experience in embedded systems design with preemptive, multitasking real-time operating systems (experience with real-time Linux is desirable). - Familiarity with software configuration management tools, defect tracking tools, and peer review. - Excellent knowledge of real-time system coding techniques, IP protocols, interfaces, and hardware subsystems. - Excellent understanding of multi-threaded applications and resource management. - Excellent written and verbal communication skills. PREFERRED EXPERIENCE - Adequate knowledge of reading electronics schematics and component data sheets. - Experience with ARM processors and fully-featured microcontrollers. - Experience in the design and development of a Software Development Kit (SDK). $133,000 - $161,000 a year CesiumAstro considers several factors when extending an offer, including but not limited to, the role and associated responsibilities, a candidate’s work experience, education/training, and key skills. Full-time employment offers include company stock options and a generous benefits package including health, dental, vision, HSA, FSA, life, disability and retirement plans. CesiumAstro is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected Veteran Status, or any other characteristic protected by applicable federal, state, or local law. Please note: CesiumAstro does not accept unsolicited resumes from contract agencies or search firms. Any unsolicited resumes submitted to our website or to CesiumAstro team members will be considered property of CesiumAstro, and we will not be obligated to pay any referral fees.

The Windchill Application Developer is responsible for developing, implementing, testing, and maintaining Windchill solutions within an advanced Software and Enterprise Solutions team to support the US Navy. This role involves supporting Windchill application development projects, performing detailed analyses, and ensuring the integration of advanced methodologies and tools. The ideal candidate has 5 to 8 years of experience in Windchill application development, with a demonstrated ability to collaborate with cross-functional teams. Duties and Responsibilities - Collaborate with cross-functional teams to understand business requirements and translate them into technical solutions. - Evaluate business/technical requirements for Windchill or ThingWorx Navigate requested functionality and provide level of effort estimation to support sprint planning and costing. - Design, develop, and deploy custom Windchill & ThingWorx Navigate solutions including, but not limited to: custom actions models, data cleansing utilities, configurable links, wizards, workflows, lifecycles, InfoEngine/QML/JAVA based reports, and OIRs. - Support integration projects between Windchill and other enterprise systems and applications. - Create and maintain custom Windchill & ThingWorx Navigate user interfaces. - Conduct comprehensive testing, including unit, integration, and system testing ensuring application quality and functionality stay in spec. - Debug and resolve complex application/customization defects and issues. - Develop and maintain technical documentation for Windchill & ThingWorx Navigate customizations. - Provide training and support to end-users on custom Windchill functionalities. - Stay up-to-date with the latest Windchill developments and industry best practices. Required Qualifications - Currently hold or able to obtain a U.S. security clearance. - Currently hold PTC certifications for Windchill. - Bachelor’s degree in Computer Science, Software Engineering, or other Engineering discipline. - Minimum 3 years of experience working with PTC’s Windchill PLM & ThingWorx Navigate software, specifically in customization development. - Experience working with and developing on top of Windchill version 12+ and ThingWorx version 9+. - Experience collaborating with the PTC Technical Support & R&D organizations. - Strong programming skills leveraging Java, JSP, J2EE, XML, JSON, and HTML5. - Knowledge of Windchill System & Business Administration, including security configurations. - Excellent problem-solving skills and attention to detail. - Strong communication and interpersonal skills. - Strong documentation skills. - Ability to work independently and as part of a team. Desired Qualifications - Familiarity with database management systems (e.g. Oracle and SQL Server) and SQL scripting. - Experience with and certifications in Agile software development methodologies. - Experience with Fortify or other security scanning tools. - Familiarity with CI/CD pipelines and code management leveraging GIT (e.g. repo, branches, merging, conflict resolution, build hardening, ant scripting, and deployment vehicles like BIFF, SCF, etc.). - Experience with AWS cloud services. - Proficiency in Red Hat Enterprise Linux Version 8+ administration and shell scripting specifically for Windchill Implementations. - Experience with Windchill and ThingWorx Navigate licensure, installation, patching, and upgrades. - Experience investigating and resolving Windchill performance related issues. - In-depth understanding of the aerospace and defense industry. - Knowledge of DoD software development policies and requirements. WORK ENVIRONMENT Employees have the flexibility to telework to fulfill their work responsibilities effectively. Additionally, travel may be required to customer and subcontractor sites as well as other office locations. Clearance Requirements Some positions will require access to U.S. National Security information. Positions that require this access will be required to receive and maintain a U.S. government personnel security clearance (PCL). In order to qualify for this position, the candidate must be a US Citizen and either currently possess this National Security eligibility or be able to complete the investigation application process with a favorable determination and maintain that eligibility throughout their employment. To learn more about the security clearance process please access this link. EEOC & Know Your Rights Accelint companies are Equal Opportunity Employers. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, disability, status as a protected veteran or any other status protected by applicable federal, state, and local law. We ensure that all employment decisions, including hiring, promotion, compensation, and other terms and conditions of employment, are based on merit, qualifications, and business needs. For more information about your rights, please review the "Know Your Rights" poster from the Equal Employment Opportunity Commission (EEOC). Know your Rights: English Spanish Pay Scales & Benefits The listed pay scale reflects the broad, minimum to maximum, pay scale for this position for the location for which it has been posted and is not a guarantee of compensation or salary. Other compensation considerations may include, but are not limited to, job responsibilities, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, or other applicable factors. Benefits include… - Paid Time Off - Paid Company Holidays - Medical, Dental & Vision Insurance - Optional HSA and FSA - Base and Voluntary Life Insurance - Short Term & Long-Term Disability Insurance - 401k Matching - Employee Assistance Program

• Development and maintenance of systems using primarily SQL and PL/SQL on Oracle databases. • Relational database modeling and performance optimization. • Occasional development/maintenance of web applications (backend, web services), preferably using Java. • Technical support for diagnosing and resolving issues in existing systems.

This description is a summary of our understanding of the job description. Click on 'Apply' button to find out more. Role Description As an SDET III, you are a technical leader and strategic driver of quality within the Subsplash Ultimate Engagement Platform. Reporting to the Release and QA Manager, you are responsible for architecting the systems that ensure platform integrity and reliability. You will develop a deep, end-to-end mastery of our ecosystem—including the Dashboard, APIs, microservices, and databases—to ensure our tools work harmoniously to serve our clients. - Architect Scalable Systems: Build and maintain high-performance automation frameworks and test suites that align with robust engineering standards. - Drive Strategic Roadmap: Define and execute a long-term automation strategy that ensures meaningful coverage, reliability, and long-term maintainability across the platform. - Implement AI Solutions: Investigate, evaluate, and deploy AI-driven tools to enhance test design, defect detection, and overall efficiency in both manual and automated testing. - Collaborate via Agile: Partner with cross-functional teams throughout the SDLC, applying Agile best practices to deliver reliable, high-quality software. - Mentor and Coach: Strengthen the technical depth of the team by coaching QA Engineers and SDETs, advancing the collective automation maturity of the organization. - Analyze Quality Metrics: Define and track key performance indicators to inform risk assessments, improve release readiness, and drive continuous improvement. - Champion Technical Excellence: Lead through proactive risk identification, thoughtful technical decision-making, and clear communication with stakeholders. Qualifications - 6+ years of testing experience in a team-based environment, with at least 3+ years as a full-time SDET or Software Automation Engineer. - Advanced knowledge of software automation frameworks such as Selenium or Appium. - Experience with continuous integration environments such as Jenkins, TravisCI, or GitLab. - Proficiency in one or more programming or scripting languages (Go or Java preferred). - Familiarity with API and microservices architectures. - Experience using AI coding tools such as Claude Code, Copilot, Codex, Opus 4.6+ to generate automated tests. - Proven ability to architect and scale automation frameworks and CI/CD pipelines for complex, distributed systems. - Demonstrated experience mentoring and guiding QA Engineers transitioning into automation-focused roles. - Strong strategic mindset with the ability to balance hands-on execution and long-term quality vision. - Ability to communicate technical concepts and quality outcomes effectively to both technical and non-technical audiences. Requirements - Passionate: You demonstrate our core values of Humility, Innovation, and Excellence. - Trustworthy: You understand the importance of confidentiality with sensitive information. - Dependable: You care deeply about commitments and honoring agreements. - Efficient: You naturally have the ability to prioritize multiple projects and tasks. - A Communicator: You have an aptitude for clear and concise communication. - A Driver: You are smart, persistent, and not easily blocked. - A Learner: You are committed to growing and staying current with new technologies. Benefits - Generous Paid Time Off (Accrual rate of 15 days for the first year and then 20 vacation days per year beginning on your 1 year anniversary). - Medical Coverage. - Dental Coverage. - Vision Coverage. - Short and long term disability and life insurance all free of charge. - Competitive Compensation. - 401k Matching. - Professional Development. - Top of the Line Equipment. - Referral Program. - Parental Leave. - Family-Friendly Culture. - The chance to work side-by-side with thought leaders in emerging tech.