42 principle engineer jobs at 27 companies in Fredericksburg, VA

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Cost Engineer, Principle
Tysons, Virginia, United States
OnsiteFull Time
M.C. Dean
M.C. Dean: Design-build and systems integration for complex, mission-critical infrastructure.
5+ YOEFive+ years with a Master’s degree; multiple advanced degrees/experience combinations; proficient in MS Office and AutoCAD; experience with estimating, project management, and scheduling software.
MS Office, AutoCAD, Estimating Software, Project Management Software, Scheduling Software
3w
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Principle Senior Mechanical Engineer, Facility Systems
Washington, District of Columbia, United States
$118k-$201k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
8+ YOEABET-accredited BS in Mechanical Engineering with extensive HVAC/mechanical systems experience, 6–8+ years related professional experience, proficiency with HVAC equipment sizing and codes, desire to attain PE, strong communication skills.
Microsoft Outlook, Microsoft Excel, Microsoft Word, Microsoft Teams, Trane Trace, Carrier HAP
2mo
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Cost Engineer, Principle
Tysons, Virginia, United States
$125k-$156k/yr OnsiteFull Time
M.C. Dean
M.C. Dean: Designs and builds cyber-physical systems for mission-critical facilities.
5+ YOEMinimum 5+ years experience (varies by degree), proficiency with AutoCAD and Microsoft Office, estimating and project scheduling experience, blueprint interpretation, and familiarity with electrical equipment and contract documents.
Microsoft Office, AutoCAD, MS Project, P6, Accubid
3mo
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Azure DevOps Engineer III (Principle) (78176)
Sterling, Virginia, United States
OnsiteFull Time
Centurion Health
Centurion Health: Provides medical and behavioral health services in correctional facilities.
6+ YOESenior DevOps engineer with 6-10+ years of experience in CI/CD, IaC, and cloud platforms; leadership and collaboration across teams; Azure focus.
GitHub Enterprise Actions, Terraform, Ansible, Azure, Kubernetes, PowerShell, Bash, Python
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Junior Engineer
Indian Head, Maryland, United States
$100k-$120k/yr OnsiteFull Time
Altus Technology Solutions
Altus Technology Solutions: Providing technical engineering and IT services to government agencies.
1+ YOEBachelor's in engineering, active DoD SECRET clearance, minimum 1 year engineering experience, knowledge of engineering principles, strong analytical and communication skills.
2w
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Engineer
Temple Hills, Maryland, United States
$45k-$65k/yr OnsiteFull Time
McCrea Equipment Company
McCrea Equipment Company: Provides residential and commercial HVAC design, installation, and maintenance.
Bachelor's in Mechanical Engineering required, proficiency in SolidWorks/AutoCAD, understanding of mechanical principles, strong analytical and communication skills.
SolidWorks, AutoCAD
2w
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Electronics Engineer
Washington, District of Columbia, United States
$128k-$198k/yr OnsiteFull Time
Federal Aviation Administration
Federal Aviation Administration: Regulates civil aviation and manages national air traffic systems.
1+ YOESpecialized experience designing or applying engineering principles to airfield electrical systems (lighting, signage, navigational aids), plus an engineering degree or equivalent; U.S. citizenship and college transcripts required.
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Bridge Engineer II
Baltimore or Arlington
$78k-$117k/yr OnsiteFull Time
HNTB
HNTB: Infrastructure firm providing engineering, architecture, and construction management services.
2+ YOEBachelor's degree in engineering with 2 years of relevant experience or master's degree with 1 year. Requires engineering principles, bridge design fundamentals, Microsoft Office Suite, MicroStation, and AutoCAD proficiency.
Microsoft Office Suite, MicroStation, AutoCAD
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GENERAL ENGINEER
Stafford, Virginia, United States
$102k-$158k/yr OnsiteFull Time
U.S. Department of the Navy
U.S. Department of the Navy: Provides national security through naval and maritime defense operations.
1+ YOEMinimum one year specialized experience equivalent to GS-11/NH-02 applying systems engineering principles in defense acquisition programs; expert knowledge in listed functional areas and strong oral/written communication.
2w
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Returning New Grad Engineer I - Winter/Summer 2027 - Mid Atlantic Division (For Current/Former HNTB Interns Only)
Philadelphia or Harrisburg or Charlotte or Whitehall or Pittsburgh or Baltimore or Fairmont or Elkins or Raleigh or North Charleston or Washington or Glen Allen or King of Prussia or Arlington or Scott Depot
$66k-$115k/yr OnsiteFull Time
HNTB
HNTB: Designs and manages large-scale transportation and infrastructure projects.
Bachelor's degree in Engineering; familiarity with Microsoft Office, MicroStation and/or AutoCAD; understanding of engineering principles; EIT preferred; Master's and EIT are preferred.
Microsoft Office, MicroStation, AutoCAD
1w
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Returning Intern Engineer - Summer 2027 - Mid Atlantic Division (For Current/Former HNTB Interns Only)
Philadelphia or Raleigh or Charlotte or Virginia Beach or Scott Depot or Harrisburg or North Charleston or Washington or Pittsburgh or Arlington or Baltimore or King of Prussia
$21-$36/hr OnsiteFull Time
HNTB
HNTB: Infrastructure design and engineering for transportation and public works
Current enrollment in an accredited post‑secondary engineering program, high school diploma/GED or equivalent; understands basic engineering/math principles and Microsoft Office proficiency.
Microsoft Office
3w
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Chief Engineer, Senior
Chantilly, Virginia, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
Design, deploy, and operate cloud/hybrid and on-prem environments; apply DevSecOps principles; supervise teams; possess TS/SCI with polygraph and bachelor\u0002s degree; obtain specified security certifications within 6 months.
3w
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Staff Radar Systems Development Engineer
El Segundo or Hawthorne or Los Angeles or Washington or San Francisco or Seattle or London
$110k-$240k/yr OnsiteFull Time
CHAOS Industries
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
10+ YOEBachelor's in STEM or equivalent,10+ years radar systems experience,expertise in radar principles,signal processing,DSP,RF systems,algorithm development,data analysis;proficiency with Python/MATLAB;ability to lead tests and mentor engineers.
C++, Python, MATLAB, FPGAs, DSPs
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Principle Cybersecurity Analyst - Remote
Washington or Minneapolis or United States
$113k-$193k/yr RemoteFull Time
UnitedHealth Group
UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-enabled health care services.
3+ YOE3+ years in threat intelligence, security engineering, IR or malware analysis; strong software engineering and cybersecurity integration experience; experience with TIPs, SIEM, SOAR, and automation.
Splunk, Microsoft Sentinel, IBM QRadar, Elastic, Python, Java, JavaScript/Node.js, Go, REST APIs, JSON, STIX/TAXII, Bash, PowerShell, Git, CI/CD, Linux, Ubuntu, CentOS, RHEL, Kali, AWS, Docker, Windows Server, Active Directory, Mac OS X, LLM, MCP, RAG, SIEM, SOAR, EDR, NDR, MISP, OpenCTI, ThreatConnect, Anomali, ThreatQuotient, Cortex XSOAR, Splunk SOAR, Swimlane, Tines, Kafka, Spark, Elasticsearch
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Field Engineer
College Park or Arlington or Herndon
$70k-$82k/yr FieldFull Time
The Whiting-Turner Contracting Company
The Whiting-Turner Contracting Company: A construction contracting firm providing project management and site coordination services.
Bachelor's in engineering/engineering technology or construction management, knowledge of engineering principles, ability to read drawings/specs, Microsoft Office proficiency, effective verbal and written communication.
Microsoft Office Suite, Microsoft Word, Microsoft Excel, Microsoft Project, Primavera
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Software Engineer II
Lone Tree or Sparks or Longmont or Hagerstown or Herndon or Englewood
$94k-$130k/yr HybridFull Time
Sierra Nevada Corporation
Sierra Nevada Corporation: Develops mission-critical aerospace and national security technology systems.
2+ YOEBachelor's in CS or related,2+ years software development experience,proficiency in C++,Java,Python,knowledge of engineering principles,ability to work in multidisciplinary teams.
C++, Java, Python, C, C#, HTML, Bash, RTOS, AI/ML
1mo
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Data Engineer
Springfield or Fairfax
$110k-$165k/yr HybridFull Time
ECS
ECSNYSE: ASGN: Provides advanced technology and engineering services to government agencies.
2+ YOEUS citizen able to obtain TS/SCI, Bachelor’s in a related field, 2+ years data engineering experience, advanced proficiency with Python,Pyspark and/or SQL, data parsing, ETL, and database principles.
Python, Pyspark, SQL, Databricks, Amazon Web Services, Microsoft Azure
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Principle Acquisition Analyst/Program Lead
Washington, District of Columbia, United States
$100k-$140k/yr OnsiteFull Time
Bowhead
Bowhead: Provides diversified technical and professional services to federal government agencies.
10+ YOEBachelor's in Engineering/Business/Science,10 years DOD or Navy acquisition program/project management experience,intermediate Microsoft Office skills,ability to maintain Secret clearance,strong communication and interpersonal skills.
Microsoft Word, Microsoft Excel, Microsoft Outlook, Microsoft PowerPoint
1mo
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Senior Data Engineer
Chantilly, Virginia, United States
$90k-$187k/yr OnsiteFull Time
SOSi
SOSi: Provides technology and mission solutions for national security.
5+ YOEActive TS/SCI with poly required; 5+ years data engineering experience and STEM degree; experience with Apache Kafka, Apache Spark, Prefect, Docker, Kubernetes, Linux, ETL, and DevOps principles.
Apache Kafka, Apache Spark, Prefect, Docker, Kubernetes, Linux
5d
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19286 - Eng Signals
Fairfax, Virginia, United States
$89k-$144k/yr OnsiteFull Time
Virginia Department of Transportation
Virginia Department of Transportation: Operates and maintains the state highway network in Virginia.
Requires engineering principles experience, traffic signal operations and timing optimization experience, technical communication, data analysis, project management, and knowledge of traffic control regulations and engineering standards.
traffic management system, traffic engineering software, Microsoft Office, MIST, Insync, Next Generations Signal Controllers