47 junior java jobs at 14 companies in Dayton, OH

1mo
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Junior Developer
Dayton, Ohio, United States
RemoteFull Time
Concept Plus: Delivers enterprise IT services for federal government agencies.
2+ YOEActive Secret clearance and US citizenship required; 2 years software development experience; familiarity with Java, SDLC/Agile, Git; client 8140 or 8570 IAM Level II certifications required; experience with CI/CD, cloud, containers, and security/compliance practices.
Cloud One, Oracle, Java, GitHub Actions, GitLab CI, Jenkins, Azure DevOps, Terraform, CloudFormation, ARM templates, SAST, DAST, AWS, Azure, GCP, Docker, Kubernetes, Git
1w
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Junior Software Engineer
Colorado Springs or Beavercreek
$77k-$115k/yr OnsiteFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
0+ YOEActive Top Secret/SCI clearance, bachelor’s degree in a technical field, 0–2 years relevant experience, knowledge of OOP, Java or Python experience, familiarity with version control, strong communication and problem-solving skills.
Java, Python, XML, JSON, Protocol Buffers
2mo
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Junior Software Developer
Beavercreek or Dayton
OnsiteFull Time
Parallax Advanced Research
Parallax Advanced Research: Conducts advanced research and develops technology for government and academic clients.
6+ YOEActive TS/SCI clearance; 6+ years software development; BS in Computer Science or related field; Python, Java, C++, Go, Rust, JavaScript/TypeScript, SQL/NoSQL; TensorFlow/PyTorch; DevSecOps tools; cloud platforms; ML/AI experience; secure coding practices.
Python, Java, C++, Go, Rust, JavaScript, TypeScript, SQL, NoSQL, TensorFlow, PyTorch, Matplotlib, OpenCV, Docker, Kubernetes, Jenkins, GitLab CI/CD, Terraform, Ansible, Security Scanning, AWS, Azure, GCP, MLOps
1mo
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MODEL BASED SYSTEMS ENGINEER- JUNIOR (MBSE)
Beavercreek or Huntsville or Colorado Springs or Crestview or Tupelo
OnsiteFull Time
Sentry Construction
Sentry Construction: Provides general contracting and comprehensive property maintenance services.
Top-Secret clearance (SCI eligibility), BS in systems engineering/aerospace or related field, MBSE tool experience (Cameo, MagicDraw, Rhapsody, Enterprise Architect), SysML, and familiarity with Java/C++/Python preferred.
Cameo Systems Modeler, MagicDraw, IBM Rhapsody, Enterprise Architect, SysML, Java, C++, Python, DoD Architecture Framework (DoDAF), Unified Architecture Framework (UAF)
5d
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Junior Software Engineer
Dayton, Ohio, United States
OnsiteFull Time
DCS Corporation
DCS Corporation: Providing engineering and technical services for national security.
2+ YOEU.S. citizen able to obtain Secret clearance. BS in CS/CE or related, 2 years related experience (or MS with 1 year). Experience with automated testing, containers, CI/CD, Linux, Git, and Agile.
Java, C, C++, Python, Linux, Git, Kubernetes, CONAN, CMake, CI/CD, container orchestration, containerized deployments, containerized environments, UDP, TCP/IP, MBSE, AGILE
6d
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Software Engineer/Principal Software Engineer–Java (TS/SCI-CI Poly) (AHT)
Wright-Patterson Air Force Base, Ohio, United States
$83k-$155k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOEActive TS/SCI with CI polygraph, 2+ years Java development experience (level dependent), STEM degree, ability to work in SCIF, strong communication and problem-solving skills.
Java, JEE, Spring, RESTful services, Python, Bash, PowerShell
4d
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Software Engineer -ACL-Dayton, OH - Open Rank (Junior-Mid Level)
Dayton, Ohio, United States
OnsiteFull Time
Georgia Tech Research Institute
Georgia Tech Research Institute: Performs applied scientific research and engineering for various organizations.
2+ YOEBachelor's in Math/CS/Physics/EE, ability to obtain DoD security clearance, programming experience (Java, JavaScript, C/C++, C#, Ruby, Python, Scala, Groovy), CI/CD/DevOps and distributed systems knowledge, U.S. citizenship required.
Java, JavaScript, C, C++, C#, Ruby, Python, Scala, Groovy, MATLAB, Continuous Integration/Continuous Delivery (CI/CD), DevOps, API
2w
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Managed Services - BI Engineer - Senior Associate
Phoenix or Indianapolis or Grand Rapids or Raleigh or Charlotte or Jacksonville or Cincinnati or Cleveland or Columbia or Kansas City or Columbus or Dallas or Las Vegas or Little Rock or Baltimore or Richmond or Louisville or Sacramento or Birmingham or St. Louis or Salt Lake City or San Antonio or Albany or Tampa or Toledo or Atlanta or Tulsa or Austin or Miami or Milwaukee or Minneapolis or Denver or Des Moines or Nashville or Detroit or New Orleans or Buffalo or Oklahoma City or Fort Worth or Greensboro or Pittsburgh or Houston
$77k-$202k/yr OnsiteFull Time
PwC
PwC: Providing audit, tax, and management consulting services to businesses.
2+ YOEBachelor's degree, minimum 2 years experience; experience with BI tools, data pipelines, Python/Java and analytics; strong critical thinking and client communication.
Oracle Business Intelligence, QlikView, Spotfire, BIRT, Python, Java
3mo
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Ai Automation Intern
Franklin, Ohio, United States
OnsitePart Time
Turabify
Turabify: Turabify provides mentorship and educational courses for business growth.
Enrolled in CS/IT/Data Science; basic AI/automation knowledge; Python/Java; analytical, communicative; eager to learn; automation experience a plus.
Python, Java, Automation Tools
6d
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Associate, Software Engineer (38697)
Mason, Ohio, United States
OnsiteFull Time
L3Harris Technologies
L3Harris TechnologiesNYSE: LHX: Aerospace and defense providing mission-critical technology solutions.
Pursuing or recently completed a Bachelor's in CS, CE, SE, EE, wireless or related field; experience with C/C++/Java and embedded/real-time systems; strong analytical and teamwork skills.
C++, C#, C, Java, Ruby, HTML5, XML, SQL, Perl, Python, Ajax, Qt, VxWorks, Linux, QNX, Integrity, Windows CE
3mo
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Engineer II – Software
Wright-Patterson Air Force Base, Ohio, United States
$72k-$123k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
2+ YOEBachelor's in engineering or related field plus 2+ years experience; current Secret clearance with ability to obtain and maintain Top Secret/SCI; experience with Rust, C/C++, Java, Python, Linux, containerization, and messaging/protocols.
Gitlab, Markdown, Docker, Kubernetes, Rust, C/C++, Java, OMS/UCI, Python, Linux, Kafka, Protobuf, Active MQ, TCP/IP, gtest, ctest, Model Based System Engineering (MBSE), DevSecOps
3w
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AI Developer
Beavercreek, Ohio, United States
$78k-$176k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
2+ YOE2+ years building production software in Python, TypeScript, or Java; experience with LLMs, RAG, agentic workflows, cloud data foundations (AWS); CI/CD, containerization, and MLOps practices; Secret clearance and bachelor’s degree in CS/Software Engineering/Data Science.
Python, TypeScript, Java, FastAPI, Flask, REST, GraphQL, SQL, LLMs, RAG, AWS, Kafka, NATS, RabbitMQ, CI/CD, containerization, RMF, STIG
3w
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Software Engineer
Beavercreek, Ohio, United States
$69k-$158k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
2+ YOE2+ years software development experience, Secret clearance required, Bachelor's degree or 5+ years experience in lieu of degree, experience with full-stack development and languages such as Java, Python, C#, C, C++, .NET, JavaScript, React, NodeJS, PHP, Drupal.
Java, Python, C#, C, C++, .NET, JavaScript, React, NodeJS, PHP, Drupal
3w
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Software Engineer
Woburn or Arlington or Carlsbad or Aurora or San Diego or Boston or Dayton or Melbourne
$110k-$138k/yr HybridFull Time
Systems & Technology Research
Systems & Technology Research: Develops advanced technology for national security and defense applications.
2+ YOEBS/MS in Computer Science or related field, 2+ years (BS) or recent MS with experience; experience building maintainable Java APIs and microservices; Java 17+, Spring Boot; Linux, Docker, Kubernetes, Kafka/NATS, GitLab; Python preferred; U.S. citizenship and ability to obtain Top Secret clearance; up to 20% travel.
Java 17+, Spring Boot, Linux, Docker, Kubernetes, Kafka, NATS, GitLab, Python
2w
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Computer Science and Engineering Co-op - Spring 2027
New Bremen, Ohio, United States
OnsiteInternship
Crown Equipment
Crown Equipment: Manufactures and distributes forklifts and material handling equipment.
Pursuing a four-year degree in CS/CE/EE/MIS, programming experience in listed languages, strong communication and analytical skills, attention to detail, reliable transportation, and legal US work authorization (no sponsorship).
Java, Angular, C/C++, C#, Python, Real-time Operating Systems, Android, Scrum
5d
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Systems Engineer
Dayton, Ohio, United States
$65k-$110k/yr OnsiteFull Time
Integrated Solutions for Systems
Integrated Solutions for Systems: Provides engineering, systems integration, and research for defense.
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