Software Sustainment / Software Engineer - NSIC

Credence Management Solutions, LLCDayton, Ohio, United States

On-site Full-time

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Experience Level

Experience

Qualifications

The ideal candidate will possess a strong background in software engineering principles, with a focus on sustainment practices. Familiarity with programming languages such as Java, C++, or Python is essential. Additionally, experience in troubleshooting and optimizing existing software systems will be highly beneficial. A proactive approach and the ability to work collaboratively in a team setting are crucial for success in this role.

About the job

Credence Management Solutions, LLC is hiring a Software Sustainment / Software Engineer in Dayton, Ohio. This role supports the engineering team by developing and maintaining software systems. The position focuses on improving existing software and ensuring long-term reliability.

About Credence Management Solutions, LLC

Credence Management Solutions, LLC is dedicated to delivering innovative solutions in software development and engineering. Our commitment to excellence and customer satisfaction drives our success in the industry. We value our employees and strive to create a supportive and growth-oriented work environment.

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SciTec, a wholly owned subsidiary of Firefly Aerospace, is an innovative defense contractor dedicated to delivering cutting-edge technologies that bolster U.S. National Security and Defense. With over 45 years of experience, we have supported Department of Defense clients by developing pioneering remote sensing algorithms, tools, and techniques that facilitate world-class data exploitation capabilities essential for missile defense, intelligence, surveillance, reconnaissance, space domain awareness, and aircraft survivability missions.Important Notice: Due to the nature of our work, SciTec exclusively engages in U.S. government contracts, necessitating U.S. citizenship for all employees. We are unable to sponsor or assume sponsorship for any employee work visas. U.S. citizenship is also required to obtain and maintain a security clearance. Candidates who do not meet these criteria will not be considered.We are looking for a Senior Software Engineer to lead the design, development, and maintenance of high-quality software systems that support advanced analysis and data processing workflows. This position emphasizes distributed systems, microservices, and real-time data pipelines while collaborating closely with scientific and technical users in a mission-oriented setting.The ideal candidate will be a strong individual contributor, possessing substantial expertise in C++, C#, Java, JavaScript, or Python, sound software engineering judgment, and the ability to collaborate across various disciplines while influencing technical direction through mentorship and exemplary practice.

Apr 3, 2026

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Systems Technology Research

Full-time|On-site|Dayton, OH

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Senior Staff Software Engineer at SciTec | Dayton, Ohio

SciTec, a subsidiary of Firefly Aerospace

Full-time|$111K/yr - $136K/yr|On-site|Dayton, Ohio, United States

SciTec, a wholly owned subsidiary of Firefly Aerospace, stands at the forefront of innovative technology as a non-traditional defense contractor committed to enhancing U.S. National Security and Defense. Over the past 45 years, we have collaborated with Department of Defense clients to craft cutting-edge remote sensing algorithms, tools, and techniques that provide exceptional data exploitation capabilities for missile defense, intelligence, surveillance, reconnaissance, space domain awareness, and aircraft survivability missions.Important Notice: As SciTec operates exclusively on U.S. government contracts, all employees must be U.S. citizens. We cannot sponsor or assume sponsorship for any employee work visas. Additionally, U.S. citizenship is necessary to obtain and maintain a security clearance. Applicants who do not meet these criteria will not be considered.We are looking for a Senior Staff Software Engineer who will play a pivotal role in designing, developing, and maintaining high-quality software systems that support sophisticated analysis and data processing workflows. This position emphasizes distributed systems, microservices, and real-time data pipelines, requiring close collaboration with scientific and technical users in a mission-critical environment.The ideal candidate will be a strong individual contributor with extensive expertise in C++, C#, Java, JavaScript, or Python, possess sound software engineering judgment, and demonstrate the ability to work collaboratively across disciplines while guiding technical direction through mentorship and example.

Apr 3, 2026

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Senior Software Engineer - Windows/Desktop Applications

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Full-time|On-site|Dayton, OH, USA

Role overview Speechify is hiring a Senior Software Engineer to focus on Windows and desktop application development. This position centers on designing, building, and refining software that shapes how users experience Speechify’s products. Collaboration is key in this role. The engineer will work alongside teams from different specialties to deliver applications that are reliable and meet genuine user needs. What you will do Design and develop desktop applications for Windows platforms Refine existing software to improve user experience and performance Collaborate with cross-functional teams to ensure high-quality releases Location This position is based in Dayton, OH, USA.

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Senior Software Engineer - Advanced Systems Development

Systems Technology Research

Full-time|$134K/yr - $184K/yr|On-site|Dayton, OH

Integrated systems play an essential role in enhancing national security, enabling a comprehensive understanding of global dynamics, strategic planning, and tactical execution. The robustness, accessibility, and complexity of these systems can significantly influence the outcomes of conflicts even before they arise. At STR’s Systems Development Division (SDD), we are committed to creating cutting-edge technology solutions that deliver asymmetric advantages in the information domain. SDD manages the complete solution lifecycle—from initial concept and architectural refinement to implementation and deployment—utilizing innovative technologies to introduce groundbreaking systems. Current projects include advanced programs for airborne and space RF sensors and sophisticated operations facilitated by multifunctional, multimodal capabilities.As a Senior Software Engineer within SDD, you will be responsible for designing, developing, and testing C++ software for intricate embedded radar systems, primarily focusing on Air-to-Air applications.

Apr 28, 2026

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Software Sustainment / Software Engineer - NSIC

Credence Management Solutions, LLC

Full-time|On-site|Dayton, Ohio, United States

Role Overview Credence Management Solutions, LLC is hiring a Software Sustainment / Software Engineer in Dayton, Ohio. This role supports the engineering team by developing and maintaining software systems. The position focuses on improving existing software and ensuring long-term reliability.

Apr 17, 2026

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Lead Software Engineer

Systems Technology Research

Full-time|On-site| Dayton, OH

Join our dynamic team at Systems Technology Research as a Lead Software Engineer. In this pivotal role, you will drive software development initiatives, overseeing the design, implementation, and maintenance of innovative software solutions. Your leadership will inspire a team of talented engineers, ensuring best practices in coding and project management are upheld. Collaborate closely with cross-functional teams to deliver high-quality products that meet our clients' evolving needs.

Apr 7, 2026

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Solutions Software Engineer at Istari Digital | Dayton, OH

Istari Digital

Full-time|Remote|Dayton, OH

Join Our Team at Istari DigitalAt Istari Digital, we are at the forefront of transforming engineering through innovative digital solutions. As a pioneering digital engineering software company, we empower our customers to seamlessly integrate their physical and digital worlds, achieving their unique business goals.Founded with the ambition to create open, scalable digital engineering ecosystems, Istari Digital is dedicated to enabling the development of advanced technologies and systems without the traditional constraints of time and costs. We are crafting the premier model-sharing platform in engineering, ensuring that our clients can integrate their models effortlessly across various disciplines and organizations.We are passionate about our mission to build the world's first open industrial metaverse. Our solutions assist clients in prototype design, virtual testing, and training AI and autonomy for intricate systems, ultimately saving them time and resources while minimizing their environmental footprint.Although our team operates remotely, we prioritize collaboration and connection through in-person gatherings, fostering trust and teamwork. Our engineering headquarters in Cambridge, MA serves as a hub for focused technical development, and we regularly organize off-site meetings to enhance our professional skills and strengthen team relationships.Our ValuesFocus is rewarded. Completion is valued.Facts are constructive, even when challenging.Fellowship is vital. We strive to make others successful.We are an Equal Opportunity/Affirmative Action Employer, welcoming applicants from diverse backgrounds without discrimination based on race, color, religion, sex, sexual orientation, gender identity, national origin, age, protected veteran status, or disability.

Oct 29, 2025

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Principal Software Engineer for Integration and Testing

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Full-time|$206K/yr - $284K/yr|On-site|Dayton, OH

About Our Team: The Real-time Architectures, Integration, and Demonstration (RAID) Group is dedicated to transforming algorithms from theory into real-time software solutions. We specialize in open architecture expertise and facilitate the integration of capabilities for experimentation, testing, and deployment. Your Role: As the Principal Software Engineer, you will spearhead technical teams in the development of real-time software for state-of-the-art RF sensor systems. Your responsibilities will include architecting software solutions that align with open architecture standards, overseeing the transition of algorithms from conceptual frameworks to real-time applications, and mentoring junior engineers. Key Responsibilities: Lead technical projects in designing, developing, and deploying real-time RF sensor software sourced from various inputs. Transition cutting-edge algorithms from MATLAB/Python prototypes to optimized C/C++ implementations within open architecture frameworks. Enhance software performance for real-time, resource-constrained systems with stringent latency requirements. Design communication infrastructures and data flows for distributed processing systems. Direct comprehensive open system integration efforts, including hardware-in-the-loop testing, to ensure smooth integration across various architectures and hardware platforms. Conduct design and code reviews, perform technical risk assessments, and ensure software compliance with open architecture standards. Mentor and provide guidance to junior and mid-level engineers. Draft technical reports, create briefings, and deliver presentations to sponsors and senior management. Engage with customers, program managers, and stakeholders to clarify technical requirements. Lead proposal development efforts, including defining technical approaches, estimating costs, and drafting white papers. Collaborate with algorithm developers, systems engineers, RF hardware engineers, and integration teams across multiple programs. Stay abreast of emerging technologies and best practices in real-time software development. Support approximately 20% travel for customer engagements, integration events, and field demonstrations.

Apr 6, 2026

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Platform Software Engineer - Dayton, OH, USA

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Speechify’s mission is to remove barriers to reading and open up learning for all. Over 50 million people use Speechify’s text-to-speech tools to turn any reading material, PDFs, books, Google Docs, news, or websites, into audio. Users can listen, learn, and retain information more easily. The product suite includes iOS, Android, Mac, Chrome extension, and web apps. Speechify was recently named Chrome Extension of the Year by Google, and received Apple’s 2025 Design Award for Inclusivity. The team is fully remote, with nearly 200 professionals from around the world. Colleagues include frontend and backend engineers, AI research scientists, and specialists from Amazon, Microsoft, Google, Stanford, Stripe, Vercel, and Bolt. Role overview Based in Dayton, OH, the Platform Software Engineer joins the team responsible for all backend services. This includes payments, analytics, subscriptions, new product features, text-to-speech capabilities, and external APIs. This position suits engineers who enjoy making product decisions that directly impact users, thrive in change, and focus on delivering excellent user experiences. Speechify values technical excellence, initiative, and a strong work ethic. The culture is flat, engineers are trusted with leadership and ownership. What you will do Design, build, and maintain APIs, including public text-to-speech APIs and internal APIs for payments, subscriptions, authentication, and usage tracking. Oversee the backend API ecosystem, with attention to performance and maintainability. Collaborate on B2B solutions, with a focus on customization and integration for enterprise clients. Work alongside cross-functional teams to ensure backend architecture supports product strategy and enhances the user experience. Interview process The process includes several technical interviews, typically completed within one week.

Apr 20, 2026

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Software Engineer III - Navigation

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Join our innovative team as a Software Engineer III specializing in Navigation at AEVEX Aerospace, with opportunities to work from our Tampa, Florida or Dayton, Ohio offices. In this vital role, you will design, develop, and test cutting-edge software applications tailored to meet user requirements. Collaborating closely with a talented software development team, you will leverage your expertise in programming languages and software development methodologies to create efficient and functional solutions. Key Responsibilities: Develop Embedded Linux and microcontroller software applications using C/C++, with occasional use of other programming languages. Innovate new features in Navigation, Autonomy, Sensor Fusion, and Collaboration within our software products. Integrate advanced technologies such as ROS1/2 and Docker into our software platforms. Utilize middleware like ROS1/2 to implement modular system architectures. Employ Docker for building and deploying containerized applications in embedded systems. Engage in code reviews, merging processes, and configuration management. Oversee software design, testing, and maintenance using advanced programming techniques and standards. Conduct alpha and beta testing of new or modified applications, adhering to industry best practices. Evaluate technological advancements in hardware, software, and telecommunications for relevance to current and future projects. Analyze user requirements to inform software design and performance criteria. Adhere to established standards, processes, and tools throughout the software development lifecycle to promote code reuse. Contribute throughout the entire software development process, including requirements gathering, design, implementation, testing, debugging, and deployment. Perform additional duties as assigned. Standard Responsibilities: Maintain regular and reliable attendance, adhering to the established schedule. Exhibit professional behavior that positively reflects on the company and aligns with our policies and practices. Embody AEVEX’s cultural values, aligning daily actions with departmental goals and overall company culture.

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Entry Level Software Engineer Opportunity

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Software Engineer - iOS Core Product at Speechify | Dayton, OH

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Full-time|On-site|Dayton, OH, USA

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Senior Staff / Senior Site Reliability Engineer at SciTec | Dayton, Ohio

SciTec, a subsidiary of Firefly Aerospace

Full-time|$111K/yr - $152K/yr|On-site|Dayton, Ohio, United States

SciTec, a dynamic subsidiary of Firefly Aerospace, stands at the forefront of advanced technology to bolster U.S. National Security and Defense. With over 45 years of dedicated service to the Department of Defense, we specialize in pioneering remote sensing algorithms, tools, and techniques that empower world-class data exploitation capabilities for critical missions including missile defense, intelligence, surveillance, reconnaissance, space domain awareness, and aircraft survivability.Important Notice: Employment at SciTec requires U.S. citizenship as we exclusively engage in contracts with the U.S. government. We are unable to sponsor work visas of any kind, and U.S. citizenship is essential for obtaining and maintaining security clearance. Applicants who do not meet these criteria will not be considered.We are currently in search of a Senior Staff / Senior Site Reliability Engineer (SRE). In this pivotal role, you will ensure the reliability, performance, and operational excellence of our mission-critical infrastructure services. Your focus will be on Infrastructure as a Service (IaaS), delivering availability, scalability, observability, and automation across compute, storage, networking, and platform services deployed at customer sites.The ideal candidate is a seasoned systems engineer with a strong SRE mindset, leveraging expertise in Cloud Engineering, DevSecOps, System Administration, and Operations. You will troubleshoot complex infrastructure issues, enhance system resilience, and minimize operational toil through automation.

Apr 3, 2026

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Lead Model-Based Systems Engineer

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Full-time|$157K/yr - $224K/yr|On-site|Dayton, OH

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Apr 28, 2026

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