87 development systems engineer jobs at 45 companies in Sidney, OH

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Systems Engineer
Dayton, Ohio, United States
$65k-$110k/yr OnsiteFull Time
Integrated Solutions for Systems
Integrated Solutions for Systems: Employee-owned engineering and management serving government, military, and commercial customers with systems integration and technical solutions.
0+ YOEExperience with MBSE tools and practices, requirements and architecture development, scripting for model data export, and integration of system models; bachelor’s degree in engineering required.
MBSE, Cameo/MagicDraw, Rhapsody, Java, C++, Apache Velocity, SysML, UML, UAF
1w
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Systems Engineer III
Dayton or Miamisburg
HybridFull Time
Sierra Nevada Corporation
Sierra Nevada Corporation: Aerospace and national security contractor providing innovative technology solutions.
6+ YOEBachelor's degree in systems, electrical, or mechanical engineering; 6+ years of systems engineering experience; systems modeling, requirements management, integration, V&V, MBSE, and multidisciplinary development experience.
DOORS, Cameo, MATLAB, Microsoft Excel
3mo
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Engineer Principal – Systems – Sensor Model Development
Fairborn, Ohio, United States
$107k-$183k/yr OnsiteFull Time
BAE Systems
BAE SystemsLSE: BA.: Global defense, aerospace, and security technology.
6+ YOEBachelor's in engineering or related field plus 6+ years experience, active or obtainable Top Secret/TS-SCI clearance, ML model development and validation experience, Python and ML library proficiency, and strong analytic and communication skills.
Python, scikit-learn, TensorFlow, PyTorch, Docker, Git, API, MBSE
2d
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Systems Engineer, Senior
Chantilly or Dayton or El Segundo or Aurora or Colorado Springs
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Global firm providing management, technology, and engineering consulting services.
8+ YOERequires 8+ years in systems engineering, technical leadership, MBSE, modeling and simulation, Agile development, cybersecurity, a bachelor's degree, and active TS/SCI clearance; classified SCIF or SAPF work required.
Cameo, Atlassian Tool Suite, Jira, Confluence
2d
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Systems Test Engineer
Huntsville or Hollywood or Dayton or Fort Walton Beach
OnsiteFull Time
CFD Research Corporation
CFD Research Corporation: 100% employee-owned engineering and technology R&D firm developing simulations, software, prototypes, and testing for government and industry customers.
3+ YOEBachelor's degree in engineering and 3+ years of experience in complex hardware development, systems integration, testing, verification, or related technical work. U.S. citizenship and ability to obtain a government clearance required.
MIL-STD-810, MIL-STD-461, MIL-STD-464, Cameo Systems Modeler, SysML, FRACAS, MBSE
5d
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Systems Engineer III / Test and Integration Lab Support
Beavercreek, Ohio, United States
HybridFull Time
KBR
KBRNYSE: KBR: Provider of science, technology, and engineering solutions.
3+ YOEBachelor's degree in systems, computer, aerospace engineering, or related STEM field; 3–5 years of systems engineering experience; software architecture, development, data modeling, test-driven development, mission planning, and collaborative development experience; active Secret clearance.
Docker, Podman, Open Mission Systems (OMS)
3mo
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Avionics Systems Engineer (Evergreen)
Dayton, Ohio, United States
OnsiteFull Time
Odyssey Systems
Odyssey Systems: Provider of management, analytical, and technical support services for government and private-sector customers.
3+ YOEUS citizen with Secret clearance, Bachelor’s in EE/CE/CS (ABET preferred), 3+ years engineering experience with ≥2 years in avionics/software/test for DoD; ability to develop/document systems, perform airworthiness determinations, and prepare technical reports.
2mo
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Systems Integration Engineer, Principal
Dayton, Ohio, United States
OnsiteFull Time
Astrion
Astrion: Provider of mission-critical services for defense and federal agencies.
20+ YOETop Secret clearance and U.S. citizenship; advanced degree or extensive experience (20+ years) in engineering with significant DoD experience; expertise in system integration, requirements development, risk analysis, networking protocols, Windows/Sun/Linux/Unix, and C/C++ or Java.
TCP/IP, UDP, HTTP, SSL, Windows, Sun, Linux, Unix, C/C++, Java
3mo
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Senior Space Systems Engineer
Dayton, Ohio, United States
$187k-$191k/yr OnsiteFull Time
BTAS
BTAS: Provider of IT, engineering, and program management services to the DoD.
MS/MA degree required; subject matter expert in space systems; experienced in all TRL levels; proficient in space system signature measurements and sensor development; able to advise on cost, schedule, and performance; active TS clearance with SCI eligibility.
2mo
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Senior Systems Engineer - Ongoing Career Opportunity (Beavercreek, OH, US, 45431)
Beavercreek, Ohio, United States
OnsiteFull Time
Leonardo DRS
Leonardo DRSNASDAQ: DRS: Provider of advanced defense technologies and mission systems.
5+ YOEBachelor's in engineering with 5+ years' experience; ability to lead technical groups; systems analysis, design, development, testing, documentation, cost/schedule input, and proposal support.
3d
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Product Development Engineer II
Dayton, Ohio, United States
$65k-$102k/yr OnsiteFull Time
Resonetics
Resonetics: Private medical-device CDMO serving MedTech and diagnostics companies with precision components and subassemblies.
5+ YOEUp to 5 years of engineering experience, laser and high-precision manufacturing expertise, GD&T, materials science, process validation, measurement systems, cross-functional leadership, and an engineering or science bachelor's degree or equivalent experience.
G-code, C++, VBA, Microsoft Teams, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Microsoft SharePoint, GD&T, DOE, CAPA, CNC
1mo
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Senior Systems Engineer/ Instructor (Anti-Tamper)
Wright-Patterson AFB, Ohio, United States
OnsiteFull Time
Serco Group
Serco GroupLondon Stock Exchange: SRP: Multinational provider of essential public services to governments.
10+ YOEActive Top-Secret clearance with ability to obtain TS/SCI, Bachelor’s in Engineering with 12+ yrs (or Master’s with 10+ yrs) DoD engineering experience, 3+ yrs SAP/SCI experience, anti-tamper/reverse-engineering and instruction/curriculum development experience, up to 10% CONUS travel.
SAP
3mo
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Principal Radar Systems Engineer
Dayton or Woburn
$204k-$284k/yr OnsiteFull Time
Systems & Technology Research
Systems & Technology Research: Advanced research and development for national security and defense.
10+ YOETen years of radar systems engineering experience; active Secret clearance with eligibility for Top Secret. Proficient in radar design, modeling, and cross-functional integration.
MATLAB, C, C++, Python, SysML, Cameo
1w
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Finance Systems AI/Automation Engineer
Dayton or Farringdon or Raleigh
$79k-$131k/yr OnsiteFull Time
LexisNexis Legal & Professional
LexisNexis Legal & Professional: Legal AI and data analytics delivering legal, regulatory, and business insights and workflows to professional customers.
Requires hands-on Python or SQL development, automation, data pipelines, APIs, JSON/REST, finance systems or FP&A experience, production debugging, and AI or advanced analytics integration.
Python, SQL, JSON, REST
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Finance Systems AI/Automation Engineer
Dayton or Raleigh or London
$79k-$131k/yr OnsiteFull Time
LexisNexis Legal & Professional
LexisNexis Legal & Professional: Legal AI and data analytics delivering legal, regulatory, and business insights and workflows to professional customers.
Hands-on Python or SQL development, automation, data pipelines, APIs, JSON and REST services; finance or FP&A experience, production debugging, AI or advanced analytics, and enterprise data environments.
Python, SQL, JSON, REST, APIs
1w
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Finance Systems AI/Automation Engineer
Dayton or Raleigh or Farringdon or United States
$79k-$131k/yr OnsiteFull Time
LexisNexis Legal & Professional
LexisNexis Legal & Professional: Legal AI and data analytics delivering legal, regulatory, and business insights and workflows to professional customers.
Hands-on Python or SQL development, automation, data pipelines, APIs, JSON and REST services; finance systems or FP&A experience; analytical, debugging, production support, and AI workflow integration skills.
Python, SQL, JSON, REST
2mo
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Flight Test Engineer
Tullahoma or Valparaiso or Huntsville or Edwards Air Force Base or Dayton
OnsiteFull Time
Canvas, Inc.
Canvas, Inc.: Canvas is a private defense engineering firm serving the Department of Defense with test and technology services.
Provide systems engineering, flight test planning and execution for hypersonic programs, develop safety documentation, coordinate range operations, perform post‑flight telemetry analysis, and author technical reports.
1mo
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Senior Principal Engineer - Full-Stack Ground Software Developer
Fairborn, Ohio, United States
$121k-$205k/yr OnsiteFull Time
BAE Systems
BAE SystemsLSE: BA.: Global defense, aerospace, and security technology.
8+ YOEBS in engineering or related field plus 8+ years experience (master/PhD may substitute), active Top Secret/SCI clearance required, experience with satellite ground systems, CI/CD, cloud and full-stack development, EM/mission planning tools.
AWS, Lambda, Docker, Kubernetes, COSMOS, ECLIPSE, OS/COMET, OASIS, Spring, Jersey, Flask, CherryPy, Ruby on Rails, JavaScript, Angular, React, JavaFX, Python, Qt, SQL, NoSQL, JPA/ORM, Jama, DOORS, SysML, UML, Confluence, Jira, CI/CD
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Senior Software Engineer
Van Wert County or Dublin
HybridFull Time
Central Insurance
Central Insurance: Policyholder-governed property and casualty insurance carrier serving individuals and businesses through independent agents.
2+ YOEMaster's in CS +2 years, Bachelor's in CS +4 years, or 6 years related experience; strong software development, systems engineering, debugging, testing, and communication skills; ability to design scalable services and mentor others.
2mo
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Chief Consulting Engineer – Power Generation
Dayton, Ohio, United States
OnsiteFull Time
GE Aerospace
GE AerospaceNYSE: GE: Leading provider of jet engines and aviation systems.
15+ YOETechnical engineering degree, 15+ years in electrical power generation product development, expertise in high-power/high-voltage generators, aerospace systems knowledge, willingness to travel, and ability to work with export-controlled information (U.S. Person required).