PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
2mo
Save
Mark Applied
Hide
Junior RF Engineer
Dahlgren, Virginia, United States
$80k-$100k/yr OnsiteFull Time
1+ YOEBachelor's in electrical engineering; 1 year RF/microwave test experience; MATLAB/Python; MS Office; active SECRET clearance.
MATLAB, Python, RF modeling/simulation software, Microsoft Office
1w
Save
Mark Applied
Hide
Junior Systems Engineer
King George, Virginia, United States
$64k-$128k/yr OnsiteFull Time
Bachelor's in math/CS/engineering/physical science, ability to obtain Secret clearance, experience with Python/C++/Java and MBSE desired, up to 10% travel, onsite work required.
Python, C++, Java, Rhapsody, Cameo, Aegis Weapon System (AWS)
2w
Save
Mark Applied
Hide
Junior Engineer/Analyst
King George or Dahlgren
OnsiteFull Time
U.S. citizen able to obtain Secret clearance, BS in CS/CE or related field, familiarity with Python/C#/C++, Linux/Bash, Docker, CI/CD and DevOps/MLOps practices.
Python, C#, C++, Linux, Bash, Docker, Jenkins, Artifactory, MLflow, Kubeflow, PyTorch, TensorFlow, Windows
1w
Save
Mark Applied
Hide
Junior Systems Engineer
King George, Virginia, United States
$64k-$128k/yr OnsiteFull Time
Bachelor's in math, CS, engineering, or physical science; ability to obtain Secret clearance; experience with C++, Python, Java, MBSE tools; data analysis and software development skills for Aegis Weapon System support.
Python, C++, Java, Rhapsody, Cameo, Aegis Weapon System (AWS)
1w
Save
Mark Applied
Hide
Junior Orbital Analyst
Dahlgren, Virginia, United States
OnsiteFull Time
US citizen with active DoD Secret clearance, foundational orbital mechanics knowledge, scripting (Python/Perl/shell) familiarity, MS Office proficiency, and bachelor's degree or equivalent experience; willingness to train in mission tools.
Python, Perl, shell, MS Office, Excel, Word, PowerPoint, Astrodynamics Support Workstation (ASW), NumPy, Pandas, Matplotlib, SciPy, Linux, Red Hat, SUSE
3w
Save
Mark Applied
Hide
Junior GNC Engineer (Aerospace Engineer)
Dahlgren, Virginia, United States
OnsiteFull Time
Bachelor's in engineering or related field (Master's preferred); coursework in modern control and estimation; proficiency with MATLAB/Simulink and Python or C/C++; experience with guidance algorithms, Kalman filtering, GPS/INS integration, and 6 DOF modeling; ability to obtain Secret clearance (U.S. citizenship required).
MATLAB, Simulink, Python, C, C++, NumPy, SciPy
3w
Save
Mark Applied
Hide
Junior Software Developer
Lexington Park, Maryland, United States
$75k-$85k/yr OnsiteFull Time
1+ YOERequires C# development experience, Agile/SDLC familiarity, debugging/testing skills, bachelor's degree in CS/SE/Engineering, 1–3 years experience, and active Secret security clearance.
C#, Python, Java, JavaScript, AWS, Docker, Jenkins, React, Flask, Spring Boot, SQL, NoSQL
1mo
Save
Mark Applied
Hide
Junior/Project Geotechnical Engineer
Ashland, Virginia, United States
$55k-$95k/yr HybridFull Time
2+ YOEB.S. in civil/geological engineering, 2+ years geotechnical experience, field investigation and site visit experience, report preparation skills, proficiency with MS Office and Adobe, valid driver's license, ability to travel to sites.
GeoStudio/SLOPE/W, SLIDE, gINT/OpenGround, Settle3, LPile, GROUP, APILE, ArcGIS, AutoCAD/Civil 3D, Python, MATLAB, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Adobe Acrobat
1mo
Save
Mark Applied
Hide
Junior-to-Mid Level Software Developer
Dahlgren, Virginia, United States
$79k-$135k/yr OnsiteFull Time
3+ YOERequires active Secret clearance and US citizenship, 3+ years software development, proficiency in C/C++/Python or Rust, experience with hardware interfaces and diagnostics, BS in engineering/science/technical field.
C, C++, Python, Rust
1mo
Save
Mark Applied
Hide
Junior-to-Mid Level Software Developer
Dahlgren, Virginia, United States
$79k-$135k/yr HybridFull Time
3+ YOEActive Secret clearance and US citizenship required; BS in engineering/science/technical discipline; 3+ years software development experience; proficiency with C, C++, Python or Rust; experience with hardware interfaces and device communication.
C, C++, Python, Rust
1w
Save
Mark Applied
Hide
Software Quality Assurance Analyst and Tester (Planning & Reporting V&V)-Junior
Patuxent River, Maryland, United States
$75k-$102k/yr OnsiteFull Time
Bachelor's in physics/electrical/aerospace engineering, ability to follow processes, strong written/verbal communication, organizational skills, analytical/problem-solving ability, ability to obtain DoD security access.
C++, Python 3, HTML
3mo
Save
Mark Applied
Hide
Software Developer
Welcome, Maryland, United States
$75k-$102k/yr OnsiteFull Time
0+ YOE0-5 years software engineering experience; Linux environment proficiency; Java, Go, JavaScript, C/C++, Python knowledge.
Java, Go, JavaScript, C/C++, Python, Linux, Red Hat Enterprise Linux (RHEL), Docker, Kubernetes, Podman, Git, Bitbucket, Jira, HTML, CSS, React, REST, JSON, WildFly
1w
Save
Mark Applied
Hide
Post Baccalaureate Research Assistant
Richmond, Virginia, United States
$18-$21/hr OnsiteFull Time
Bachelor’s degree in biology or related field; experience with Python and/or Linux; effective written communication; interest in evolutionary/computational genomics preferred.
Python, Linux
5d
Save
Mark Applied
Hide
Engineer 1 - New College Grad 2026 - 2026 (CIS - Richmond,VA)
Richmond, Virginia, United States
$68k-$85k/yr OnsiteFull Time
Bachelor's in engineering, experience with CAD/SolidWorks/Revit/Python/SCADA/MATLAB/VHDL, able to work with computer-based tools and communicate effectively.
CAD, SolidWorks, Revit, Python, SCADA, MATLAB, VHDL
2w
Save
Mark Applied
Hide
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
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
1w
Save
Mark Applied
Hide
JR Mechanical Engineer / Weapon Systems Modeler
Dahlgren, Virginia, United States
$75k-$85k/yr OnsiteFull Time
BS in engineering or technical discipline required; experience with MATLAB, Python, SOLIDWORKS and Microsoft Office preferred; ability to obtain Secret clearance and US citizenship required.
MATLAB, Python, SOLIDWORKS, Microsoft Excel, Microsoft Project, Microsoft PowerPoint, Microsoft Word
2w
Save
Mark Applied
Hide
Data Analyst
Richmond, Virginia, United States
$62k/yr OnsiteFull Time
Bachelor's degree in Business/IT or related, proficiency in Microsoft Excel and Power BI, project experience, data visualization and dashboard building; Python, underwriting, and statistical analysis preferred.
Microsoft Excel, Power BI, Python
3d
Save
Mark Applied
Hide
Sr. Data Scientist - Pricing Algorithms
Richmond, Virginia, United States
$106k-$159k/yr HybridFull Time
2+ YOEBachelor's in quantitative field or equivalent,2+ years relevant experience,strong math/modeling skills,experience with Python and SQL,ability to communicate insights and run experiments.
Python, SQL
1mo
Save
Mark Applied
Hide
Senior Data Analyst
McLean or Richmond
$111k-$127k/yr OnsiteFull Time
2+ YOEBachelor’s in a quantitative field plus 2+ years analytics experience (or Master’s), scripting in Python/R/Spark/SQL, BI and Snowflake experience, and data governance/quality knowledge.
Python, R, Spark, SQL, Snowflake, AWS, Informatica DQ
2mo
Save
Mark Applied
Hide
Postdoctoral Fellow, Department of Psychiatry
Richmond, Virginia, United States
OnsiteFull Time
PhD or MD in psychology, neuroscience, bioinformatics, or related quantitative field; Python or R programming; HPC experience; strong collaboration and professionalism.
Python, R, HPC