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786 junior engineer jobs at 324 companies in Centerville, OH

2mo
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Junior Systems Engineer
Beavercreek, Ohio, United States
$80k-$100k/yr OnsiteFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
0+ YOEBachelor’s in Electrical/Computer/Systems Engineering or related; 0–2 years experience; ability to obtain DoD security clearance; lab/test experience.
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3w
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Junior Water Services Engineer (Fall 2026 Start!)
Cincinnati, Ohio, United States
$61k-$100k/yr OnsiteFull Time
CDM Smith
CDM Smith: Provides engineering and construction services for infrastructure projects.
0+ YOEBachelor's in Civil/Environmental/Chemical Engineering required; 0+ years experience; familiarity with CADD, ArcGIS, HEC‑RAS, SWMM, Microsoft Excel; strong communication and analytical skills.
ArcGIS, HEC-RAS, SWMM, CADD, Microsoft Excel
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1mo
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Junior Field Services Engineer
Sharonville, Ohio, United States
FieldFull Time
Baker Hughes
Baker HughesNASDAQ: BKR: Provides technology and services for energy and industrial sectors.
Bachelor's degree in engineering or engineering technology, ability to diagnose and repair mechanical/electromechanical/electronic equipment, lift up to 50 lbs, valid driver’s license and passport, U.S. citizenship, able to travel 70%+, background checks required.
Waygate Technologies, Phoenix 2D & 3D CT X‑ray testing machine, high-end PCs
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6d
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Junior Cloud/Software Engineer
Dayton, Ohio, United States
OnsiteFull Time
Modern Technology Solutions
Modern Technology Solutions: A mission technology delivering cloud-native software and engineering services for defense and intelligence customers.
Bachelor's in CS/Software Engineering/Information Systems, foundational programming experience in Python or Java, familiarity with cloud-native concepts, REST/OpenAPI, Agile, and ability to obtain security clearance.
Python, Java, OpenAPI, JSON, Kubernetes, GitLab, CI/CD
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6d
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Junior Cloud/Software Engineer
Dayton, Ohio, United States
OnsiteFull Time
Modern Technology Solutions, Inc.
Modern Technology Solutions, Inc.: Provides engineering, technology, and cybersecurity services for national security.
Bachelor's in CS or related, foundational programming in Python or Java, familiarity with cloud-native concepts, REST/OpenAPI, Agile, ability to obtain a U.S. security clearance.
Python, Java, Kubernetes, GitLab, OpenAPI, JSON, CI/CD
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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)
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2w
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Junior Data Engineer
Cincinnati, Ohio, United States
OnsiteFull Time
Medpace
MedpaceNasdaq: MEDP: Full-service clinical contract research organization for medical development.
Bachelor's in CS/Data Science, internship or entry-level data/software engineering experience; knowledge of Snowflake, SQL, ETL/ELT (dbt, ADF, SSIS), Power BI, REST APIs; Python and C#/Azure are a plus.
Snowflake, ANSI SQL, SQL Server, T-SQL, dbt, Azure Data Factory, SSIS, Microsoft Power BI, Fivetran, Python, REST API, C#, Azure
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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
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2mo
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Junior Data Engineer
Cincinnati, Ohio, United States
OnsiteFull Time
Medpace
MedpaceNASDAQ: MEDP: Conducts clinical trials for biotechnology and pharmaceutical companies.
Bachelor's in CS/Data Science or related, internship or entry-level data/software engineering experience. Knowledge of Snowflake, SQL, ETL/ELT (dbt, Azure Data Factory, SSIS), Power BI, SQL Server/T-SQL; Python, Fivetran, REST API, C#/Azure preferred.
Snowflake, ANSI SQL, SQL Server, T-SQL, dbt, Microsoft Azure Data Factory, SSIS, Microsoft Power BI, Fivetran, Python, REST API, C#, Microsoft Azure
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3w
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Junior Water Services Engineer (Fall 2026 Start!)
Cincinnati, Ohio, United States
$61k-$100k/yr OnsiteFull Time
CDM Smith
CDM Smith: Engineering and construction firm for global infrastructure projects.
0+ YOEBachelor's in Civil/Environmental/Chemical Engineering or related; 0 years experience required (entry-level); travel up to 10%; basic CADD, MS Excel/Word, ArcGIS, HEC-RAS, SWMM familiarity; strong communication skills.
ArcGIS, HEC-RAS, SWMM, CADD, Microsoft Excel, Microsoft Word
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2mo
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Staff Engineer
Milwaukee or Minneapolis or Chicago or Cincinnati or Pittsburgh
$75k-$113k/yr HybridFull Time
Arcadis
ArcadisEuronext Amsterdam: ARCAD: Global design, engineering, and consultancy for natural and built assets.
5+ YOEBSc in engineering, minimum 5 years' experience, 40-hour HAZWOPER preferred, EIT/PE preferred, AutoCAD/Revit proficiency, willingness to travel up to 25%, and ability to lead remediation design and mentor junior staff.
AutoCAD, Revit
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3d
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Mechanical Engineer Intern/Co-op Fall 2026
Dublin or Lexington or Cincinnati or Framingham or Arlington or Annapolis
OnsiteFull Time
Legence
LegenceNasdaq: LGN: Engineering and maintenance services for mission-critical building systems.
Pursuing a Bachelor in Mechanical or Architectural Engineering (sophomore/junior preferred); AutoCAD/Revit experience preferred; MS Word/Excel proficiency; able to work full-time onsite and travel locally; no sponsorship.
AutoCAD, Revit, Microsoft Word, Microsoft Excel
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1mo
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C++ Software Engineer, Junior
Beavercreek, Ohio, United States
$55k-$126k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
Secret clearance required, Bachelor's in STEM, knowledge of C++ fundamentals, experience designing and writing software using Agile methods, debugging and testing skills; CI/CD tools and modeling/simulation experience are a plus.
C++, AFSIM, Git, Jira, Bamboo, CI/CD
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Software Engineer, Junior
Dayton, Ohio, United States
OnsiteFull Time
Skyline Scientific
Skyline Scientific: Specialized engineering and analytical services for remote sensing systems.
3+ YOEBachelor's in a STEM field (or equivalent), 3+ years in algorithm development/scientific computing or ML workflow support, strong Python programming, familiarity with Git/GitLab/Bitbucket/Jira/Jenkins, U.S. citizenship and ability to obtain security clearance.
Python, Windows, Linux, Git, GitLab, Bitbucket, Jira, Jenkins
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1mo
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C++ Software Engineer, Junior
Beavercreek or United States
$55k-$126k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
Bachelor's degree in STEM required, knowledge of C++ fundamentals, experience with Agile development, ability to write and troubleshoot code, and eligibility for Secret clearance.
C++, AFSIM, Git, Jira, Bamboo, CI/CD, Agile
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1w
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Engineer/Senior Engineer – T&D Standards
Indianapolis or Dayton
HybridFull Time
AES
AESNYSE: AES: Provides electricity and renewable energy solutions globally.
1+ YOEBSc in electrical engineering (ABET) required; 1–3+ years design/engineering/construction experience in substation, transmission, or distribution; strong communication; ability to apply technical standards.
Microsoft Excel, Microsoft Outlook, Microsoft PowerPoint, Microsoft Word
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1mo
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Electrical Engineer Intern/Co-op Fall 2026
Cincinnati or Arlington or Prospect or Dublin or Annapolis or Charlotte or Richmond or Columbus
OnsiteFull Time, Internship
Legence
LegenceNASDAQ: LGN: Provides engineering and maintenance services for mission-critical building systems.
Pursuing a bachelor’s in electrical or architectural engineering (sophomore/junior preferred); AutoCAD/Revit experience preferred; proficiency with Microsoft Word and Excel; ability to work full-time onsite in Columbus and travel locally for site inspections.
AutoCAD, Revit, Microsoft Word, Microsoft Excel
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1w
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Advance Planning Engineer, Senior-WAX 1.04.02
Wright-Patterson Air Force Base, Ohio, United States
OnsiteFull Time
Credence
Credence: Provides technology and management solutions to federal government agencies.
15+ YOEActive Top Secret clearance, ABET-accredited bachelor's in engineering, minimum 15 years' engineering experience supporting aircraft/systems acquisition, systems engineering and documentation experience, ability to oversee junior staff.
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1mo
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Bridge Project Engineer
Cleveland or Columbus or Blue Ash
$96k-$150k/yr OnsiteFull Time
HNTB
HNTB: Infrastructure design and engineering for transportation and public works
4+ YOEBachelor's+6 yrs, Master's+5 yrs, or PhD+4 yrs in Engineering; experience producing bridge design calculations, reports, plans; mentors junior staff; PE preferred; AICP preferred depending on discipline.
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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
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