28 intern project engineer jobs at 25 companies in Frederick, MD

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Project Engineer Intern - Summer 2027
Sacramento or Oakland or Commerce or San Diego or Goodyear or Manassas
$21-$28/hr OnsiteFull Time
Helix Electric
Helix Electric: Provides electrical contracting and design-build services for complex projects.
Enrolled in a bachelor’s degree program; construction or engineering focus; internship or related experience preferred; strong communication, math, and organizational skills.
BIM, Accubid, Excel, AutoCAD, Microsoft Office
1d
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WBG Pioneer - AI Engineer Intern
Washington, District of Columbia, United States
OnsiteInternship
World Bank Group
World Bank Group: Providing financial and technical assistance to developing countries globally.
0+ YOEEnrolled in or final year of master's/PhD in CS, data science, AI, engineering or related; 0–2 years relevant experience; hands-on Python and LLM/project experience; familiarity with RAG, prompt engineering, cloud (Azure) and Git.
Python, LangChain, LlamaIndex, Microsoft Azure, Git, GPT
1mo
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Intern to Entry Level Conversion - Engineering (Summer 2026 Intern Program)
Seattle or Saint Charles or Huntsville or Portland or Midwest City or Oklahoma City or Berkeley or Miami or Huntington Beach or Hazelwood or Germantown or El Segundo or Fort Walton Beach or Ridgecrest or Tukwila or North Charleston or Kennedy Space Center or Heath or Houston or Fairfax or Colorado Springs or Seal Beach or Long Beach or Newburgh or Renton or Saint Louis or Auburn or Philadelphia or Everett or San Antonio or Kent or Mesa or New Orleans
$50k-$174k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, satellites, and defense systems.
Currently enrolled engineering/applied-sciences student with expected graduation before September 2027; previously interned with Boeing; strong academics, collaboration, and technical project experience; ability to meet export-control U.S. Person requirements for many roles.
2mo
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Quality and Compliance Intern
Windsor Mill, Maryland, United States
$15/hr RemoteInternship
RELI Group
RELI Group: Provides IT and management consulting services to federal agencies.
Pursuing Business Administration or Project Management major; experience in process engineering and MS Office; HUBZone resident.
MS Office
3w
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Construction Project Manager Intern or Co-Op (Summer 2027)
Columbia, Maryland, United States
OnsiteInternship
ARCO Design/Build
ARCO Design/Build: Nationwide design-build construction firm specializing in industrial facilities.
Enrolled in an accredited undergraduate or graduate program in civil, mechanical, architectural, construction management, building science, or construction engineering; strong verbal skills, attention to detail, and work ethic; previous co-op/internship preferred; GPA 3.0+ preferred.
1mo
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Software / Hardware Engineering - Intern
Annapolis Junction, Maryland, United States
OnsiteFull Time, Internship
Nightwing
Nightwing: Provides advanced cyber and intelligence solutions for national security.
Enrolled in a STEM Bachelor's or Master's program, experience with software programming or hardware logic circuits, ability to obtain and maintain a U.S. government security clearance, submit transcript with GPA and projected graduation date.
Python, C++
3mo
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Internal Operations Project Manager
Alexandria, Virginia, United States
HybridFull Time
Kongsberg Defense & Aerospace
Kongsberg Defense & AerospaceOslo Stock Exchange: KOG: Produces remote weapon systems and advanced missile defense technology.
4+ YOEBachelor’s degree in Business or Engineering; 4+ years project/operations experience; MS Office and MS Project proficiency; strong communication; willing to travel; US Person per ITAR.
Microsoft Office, Microsoft Project
1d
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Construction Intern - Nationwide 2027
Providence or Glastonbury or Boston or New York or Arlington or Baltimore or Philadelphia or Newark or Charlotte or Columbia or Atlanta
$17-$32/hr OnsiteInternship
Gilbane Building Company
Gilbane Building Company: Global construction and facilities management services provider.
Currently enrolled in construction management, civil engineering, or related program; strong communication skills; proficiency in Microsoft Office; ability to work on jobsites and district offices; must pass pre-employment substance test.
Microsoft Office
1mo
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Building Structural Engineer
Hunt Valley, Maryland, United States
$90k-$115k/yr OnsiteFull Time
Johnson, Mirmiran & Thompson
Johnson, Mirmiran & Thompson: Provides multidisciplinary engineering, architecture, and technology infrastructure services.
Design and deliver building/facility structural projects from framing layout through construction administration; perform design calculations, develop construction documents, use Revit, and coordinate with internal and external teams.
Revit
2d
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VSL - Construction Internship - Summer 2026
Washington, District of Columbia, United States
OnsiteFull Time
Structural Group
Structural Group: Provides specialty structural repair, engineering, and infrastructure maintenance services.
Pursuing or holding a Bachelors in Construction Management, Civil Engineering or related field; strong verbal/written communication, documentation, organizational and computer skills; team oriented.
2d
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Supply Chain Intern
Marinette or Hattiesburg or York or Waynesboro or Largo or San Antonio or Lubbock
$21-$24/hr OnsiteFull Time
Johnson Controls
Johnson ControlsNYSE: JCI: Provides integrated building technologies including HVAC, fire, and security systems.
Current full-time college enrollment pursuing a Bachelor's or Master's in engineering or supply chain, proficiency with Microsoft Office/Excel, strong communication, and internship or project experience.
Microsoft Office, Microsoft Excel, JCMS (Johnson Controls Manufacturing System)
2mo
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Air Pollution Control (APC) Engineer
Charlotte or Hunt Valley
$122k-$152k/yr HybridFull Time
Ramboll
Ramboll: Global provider of engineering, architecture, and sustainability consulting services.
15+ YOEBS or MSc in a relevant technical field; 15+ years in APC/combustion; strong modeling skills (ChemCAD, Excel); project management; international experience; customer-focused; strong communication.
ChemCAD, Excel
1w
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2026 Fall Stadium Operations Intern Description
Frederick, Maryland, United States
OnsiteInternship, Part Time
St. Joseph Mustangs
St. Joseph Mustangs: Collegiate summer baseball team based in St. Joseph, Missouri.
Current university student seeking academic credit; able to work event nights/weekends/holidays, operate small engine equipment, lift 50 lbs, climb ladders, and complete facility tasks.
1mo
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CloudHQ International - Principal Electrical Engineer, Construction
Frankfurt or London or Paris or Ashburn or Milan or Osaka or São Paulo
FieldFull Time
CloudHQ
CloudHQ: Builds and operates hyperscale data centers for global technology companies.
7+ YOESenior electrical SME for data center projects across Europe with 7+ years' experience; expertise in high-voltage, UPS, switchgear, generators, design/commissioning, EN codes, strong project management and stakeholder skills; 50–70% travel.
Microsoft Project, Smartsheet, AutoCAD, Revit
2mo
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Quality and Compliance Intern
Windsor Mill, Maryland, United States
$15/hr RemoteInternship
RELI Group
RELI Group: Provides professional IT and management services to government agencies.
0+ YOEHigh school required; internship; preferred: Business Administration or Project Management; Process Engineer experience; MS Office proficiency; HUBZone residency required.
MS Office, SharePoint
1mo
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Construction Management Intern/Co-op Fall 2026 - Energy Solutions*
Fairfax or Louisville
OnsiteInternship
Legence
LegenceNasdaq: LGN: Engineering and maintenance services for mission-critical building systems.
Enrolled in a bachelor's program in construction management, mechanical engineering, or related; basic understanding of construction/HVAC; strong communication and organizational skills; proficiency in Microsoft Office; willingness to travel to job sites.
Microsoft Excel, Microsoft Word, Microsoft Outlook
1mo
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Construction Management Intern/Co-op Fall 2026 - Energy Solutions*
Louisville or Fairfax
OnsiteInternship
Legence
LegenceNASDAQ: LGN: Provides engineering and maintenance services for mission-critical building systems.
Student enrolled in a bachelor's program in construction management, mechanical engineering, or related field; strong communication, MS Office proficiency, willingness to travel to job sites, basic construction/HVAC knowledge.
Microsoft Excel, Microsoft Word, Microsoft Outlook
1mo
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Business Process Engineer
Fort Meade, Maryland, United States
$130k-$150k/yr OnsiteFull Time
Acquisition Professionals LLC
Acquisition Professionals LLC: Provides professional acquisition and program management support services.
3+ YOE3+ years in process analysis or improvement; familiarity with international acquisition and security assistance; Bachelor's degree plus Lean Six Sigma (Green/Black), CBAP, or PMP; proficiency with Visio, Lucidchart, BPMN, Tableau, and Power BI.
Microsoft Visio, Lucidchart, BPMN, Tableau, Microsoft Power BI
1w
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Software Developer, GO Systems
Austin or Menlo Park or Washington or New York City
$171k-$240k/yr OnsiteFull Time
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
8+ YOEBachelor's degree or equivalent,8+ years building and shipping full‑stack projects,experience scaling internal tooling and driving multi‑team technical roadmaps,ability to communicate across global teams.
PHP, Hack, JavaScript, React
3d
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Liquid Cooling Product Manager
Columbia, Maryland, United States
$125k-$160k/yr HybridFull Time
Tate
Tate: Manufactures raised access floors and data center infrastructure solutions.
3+ YOEBachelor's in engineering preferred; 3+ years in manufacturing/construction; PMP desired; agile and project management experience; domestic and international travel required; strong critical thinking and leadership skills.