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1,254 junior engineer jobs at 478 companies in Boulder, CO

1mo
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Junior Mechanical Engineer
Denver, Colorado, United States
$70k-$90k/yr OnsiteFull Time
Performance Drone Works
Performance Drone Works: Manufacturer of autonomous, tactical unmanned aerial systems for defense.
Bachelor's degree in Mechanical Engineering or related field; relevant design experience; SolidWorks CAD; basic GD&T; familiarity with manufacturing processes; strong communication.
SolidWorks, 3D CAD, 2D drawings, BOMs, ECOs, DFM/DFA
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1d
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Junior Engineer (EIT) - Bridge Inspection
Golden, Colorado, United States
FieldFull Time
CONSOR Engineers
CONSOR Engineers: Provider of infrastructure engineering and construction management services.
Bachelor's in civil/structural engineering, EIT/EI preferred, willing to travel and perform physically demanding field inspections, able to collect measurements, document conditions, and produce technical reports.
drones, sonar scanning devices, tablet
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2mo
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Junior Civil/Structural Engineer
Lakewood, Colorado, United States
OnsiteFull Time
BBA
BBA: Engineering and consulting for energy and natural resources.
3+ YOEBachelor’s degree in Civil Engineering with a structural focus; Engineer-in-Training (EIT) eligible; 3+ years of civil/structural experience; experience with North American codes; Proficiency in engineering software.
AutoCAD, Revit, SAP2000, ETABS, SAFE, STAAD, Mathcad
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1w
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Junior Systems Engineer
Denver or St. Louis or Sterling or Springfield
$58k-$116k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
0+ YOETS/SCI clearance required, Bachelor\u0002s in engineering/computer science or equivalent, 0\u00023 years engineering experience, foundational systems engineering knowledge, strong written communication and attention to detail.
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1w
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Junior Systems Engineer
Denver or Springfield or Sterling or St. Louis
$58k-$116k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
0+ YOETS/SCI clearance with polygraph ability, bachelor's in engineering/computer science or equivalent, 0–3 years engineering experience, foundational systems-engineering or SDLC knowledge, strong written communication and attention to detail.
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1mo
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Junior Design Engineer, Americas
New York or San Francisco or Austin or Portland or Los Angeles or Seattle or Boston or Chicago or Denver or United States
$98k-$165k/yr RemoteFull Time
Ashby: Provides all-in-one recruiting software for high-growth businesses.
0+ YOEDesign and implement UI/UX and production-quality code; proficiency with TypeScript, React, CSS; familiarity with backend technologies (Node.js, GraphQL, Postgres, Redis); strong visual design and product thinking. Junior applicants: 0–2 years industry experience.
TypeScript, React, GraphQL, Node.js, Postgres, Redis, CSS
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3mo
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Civil Engineer - Junior
Denver, Colorado, United States
$65k-$80k/yr OnsiteFull Time
Knight Piésold
Knight Piésold: Global engineering consulting firm for mining, water, and power infrastructure.
0+ YOEBachelor's degree in civil engineering; 0-4 years experience; proficiency in civil/geotechnical/hydraulic design; English communication; MS Office and AutoCAD Civil 3D; GIS tools beneficial.
AutoCAD Civil 3D, GEO-Studio, GINT, MS Office
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2mo
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Junior Developer (TS/SCI with CI Poly Required)
Aurora, Colorado, United States
$60k-$75k/yr OnsiteFull Time
DeNOVO Solutions
DeNOVO Solutions: Provides defense and intelligence technology, software engineering, and cybersecurity services.
1+ YOE1-2 years software development; TS/SCI with CI Poly clearance; Go or modern languages; REST APIs; microservices; Docker; Kubernetes; CI/CD; Git; Agile.
Go, Docker, Kubernetes, Git, Angular, Traefik, Helm, GitLab
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3w
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Junior Data Engineer
Boulder, Colorado, United States
$90k-$120k/yr OnsiteFull Time
Alta Resource Technologies
Alta Resource Technologies: Uses synthetic biology to extract and refine critical minerals.
1+ YOEBachelor's degree or equivalent experience, 1+ years industry experience, proficiency in Python and SQL, experience with data pipelines and ETL, familiarity with cloud platforms (AWS/S3) and data governance (FAIR). US citizenship required.
Python, SQL, Nextflow, Apache Airflow, Prefect, AWS, S3, Spark, dbt, Great Expectations, Apache Kafka, Spark Streaming, Git, CI/CD, OpenMetadata, DataHub, Dublin Core
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2mo
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Junior Software Engineer
Denver, Colorado, United States
$70k-$145k/yr HybridFull Time
Medpace
MedpaceNASDAQ: MEDP: Conducts clinical trials for biotechnology and pharmaceutical companies.
Bachelor's in Computer Science (required), strong software development skills with C#, Angular, HTML5, CSS3, Entity Framework, SQL/NoSQL, GitHub; excellent communication and analytical skills; 3.5+ GPA preferred.
C#, SQL, Entity Framework (EF), Angular, ASP.NET, HTML5, CSS3, GitHub, NoSQL
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3w
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Junior Software Engineer
Warrenton or State College or Fort Eisenhower or Centennial
$95k-$140k/yr OnsiteFull Time
Altamira Technologies
Altamira TechnologiesNYSE: PSN: Provides data analytics and engineering for national security missions.
Bachelor's in CS/CE/EE required. Strong Java and JavaScript/TypeScript skills required. Experience with full-stack technologies (Python, Angular, React, Elasticsearch, containers, Kubernetes) preferred. Top Secret clearance required.
Java, Python, JavaScript, TypeScript, Angular, React, Elasticsearch, ELK Stack, Redis, REST, Docker, LXC, Kubernetes, Helm, Machine Learning, Data Analytics, Android, NoSQL, SQL, Xmidas
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3mo
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Mechanical Engineer
Greenwood Village, Colorado, United States
OnsiteFull Time
Samuel Engineering
Samuel Engineering: Integrated engineering, procurement, and construction services for industrial projects.
Bachelor’s degree in Mechanical Engineering; levels I–IV with up to 10 years experience; design calculations; mentor junior staff; prepare proposals.
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1mo
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Propulsion Engineer
Littleton, Colorado, United States
$105k-$184k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Bachelor's in Mechanical/Aerospace engineering (or equivalent), strong propulsion/mechanical fundamentals, progressive aerospace/defense design experience, Microsoft Office proficiency, ability to obtain Secret clearance, US citizenship, and willingness to mentor junior engineers.
Microsoft Office, Creo, Catia, AutoCad
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1mo
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Junior Project Director (Upstream - California)
Pittsburgh or King of Prussia or Atlanta or Tampa or Charlotte or Franklin or Golden or Houston or Dallas or Midland or Phoenix
$98k-$122k/yr OnsiteFull Time
GHD
GHD: Global professional services firm specializing in engineering and architecture.
5+ YOEBachelor’s degree in Environmental Engineering, Geology, or Environmental Science; 5-8 years upstream oil & gas environmental consulting; California regulatory knowledge; HAZWOPER 40-hour certification a plus; willing to travel.
PMBOK, WBS, data dashboards, analytical packages
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1mo
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Design Engineer III
Thornton, Colorado, United States
$115k-$135k/yr OnsiteFull Time
Air Squared
Air Squared: Manufacturer of oil-free scroll compressors and vacuum pumps.
7+ YOEBS in Mechanical Engineering (or equivalent), minimum 7 years design engineering experience, SolidWorks and CFD/FEA proficiency, GD&T knowledge, experience with manufacturing processes and full product lifecycle, ability to work independently and mentor junior engineers.
SolidWorks, SolidWorks FEA, CFD
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1mo
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Principal Thermal Engineer
Seattle or Brevard County or Denver or Washington
$190k-$272k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
15+ YOEBS in Mechanical/Aerospace Engineering, 15+ years thermal/thermodynamic analysis experience, expertise with thermal/fluids modeling tools, reviewing junior engineers; MS/PhD and rocket/cryogenic/TPS experience preferred.
Thermal Desktop, SINDA/FLUINT, ANSYS Classic, MATLAB, Python, Git, CREO
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1mo
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Mechanical Engineer III
Louisville or Centennial
$111k-$152k/yr OnsiteFull Time
Sierra Space
Sierra Space: Develops spacecraft and infrastructure for orbital and space transportation
5+ YOEBachelor's in a related field (or equivalent experience), typically 5+ years related experience, experience as Responsible Engineer, ability to mentor junior engineers, mechanical systems and integration experience, familiarity with CAD tools and test/validation methods.
NX, SolidWorks, MES, GD&T
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4w
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Project Civil Engineer
Highlands Ranch or Denver
$98k-$147k/yr HybridFull Time
Arcadis
ArcadisEuronext Amsterdam: ARCAD: Global design, engineering, and consultancy for natural and built assets.
7+ YOEBachelor's in civil engineering, PE required (reciprocity expected), 7+ years of related experience, AutoCAD Civil 3D and hydrologic/hydraulic modeling proficiency, ability to work independently and mentor junior staff.
AutoCAD Civil 3D, HydroCAD, WinTR-55, PondPack, HEC-RAS
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6d
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Junior Environmental Engineer/Scientist
Colorado or Montana or Oregon or Washington or Denver
FieldFull Time
Niyam IT
Niyam IT: IT services and data analytics for government agencies.
1+ YOEUS citizen able to obtain public trust; Bachelor's in occupational safety/environmental field; 1+ year environmental experience; familiarity with hazardous materials/regulations; Microsoft Office proficiency; ability to travel ~50%.
Microsoft Word, Microsoft PowerPoint, Microsoft Excel
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2mo
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Senior Mechanical Engineer 1 - Energy & Industrial
Englewood, Colorado, United States
$85k-$129k/yr HybridFull Time
Sargent & Lundy
Sargent & Lundy: Engineering and consulting services for the power industry.
5+ YOELead mechanical design efforts for power, oil & gas, and chemical projects; manage junior engineers; coordinate with clients and suppliers.
Python, MATLAB, Excel, P&ID Design
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