1mo
Save
Mark Applied
Hide
Senior GIS Developer
Reston, Virginia, United States
$94k-$154k/yr HybridFull Time
5+ YOE5+ years designing and developing enterprise GIS solutions with Esri ArcGIS, imagery/raster processing, Python/JavaScript/SQL, spatial databases, AWS experience, and interest in GeoAI.
ArcGIS Server, ArcGIS Enterprise, ArcGIS Online, ArcGIS Pro, ArcGIS API for JavaScript, Python, JavaScript, SQL, REST APIs, SQL Server, PostgreSQL/PostGIS, Amazon Web Services Cloud
1w
Save
Mark Applied
Hide
Software Engineer: Full Stack - Python, Java or JavaScript/TypeScript (TS/SCI Clearance Required)
Alexandria or Chantilly or Englewood or Gaithersburg or Saint Louis or Tucson
OnsiteFull Time
Active TS/SCI clearance with polygraph ability, Bachelor's in CS or related, proficiency in Python/Java/JavaScript/TypeScript, cloud (AWS/Azure), containers, CI/CD, databases, and secure coding practices.
Python, Java, JavaScript, TypeScript, HTML, CSS, JSON, AJAX, REST APIs, React, Angular, Vue.js, Node.js, Spring Boot, Django, Flask, AWS, Azure, MySQL, PostgreSQL, SQL Server, Linux, Windows, Git, GitLab CI, Jenkins, JIRA, Confluence, Docker, Kubernetes, RMF, STIGs, Go, OpenSearch, Elasticsearch, S3, EC2, SQS, SNS, RDS, CloudFormation, Terraform, Ansible, GeoServer, PostGIS, OGC APIs, ESRI ArcGIS
16h
Save
Mark Applied
Hide
Senior Communications Signals Analyst
Herndon, Virginia, United States
$130k-$175k/yr OnsiteFull Time
10+ YOE10 years analyzing communications signals for government/military; STEM degree desirable; experience with Docker, K8's, Python/Bash, Linux, Airflow, GIS preferred.
docker, K8's, Python, Bash, Linux, Airflow, GIS
2w
Save
Mark Applied
Hide
Application Developer - Mid
Denver or St. Louis or Sterling or Springfield
$63k-$130k/yr OnsiteFull Time
4+ YOEBachelor's in CS or related, 4+ years software development experience, proficiency in Java and/or Python, Git and Agile experience, TS/SCI clearance with polygraph, GIS experience preferred.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium, Git, SAFe
4w
Save
Mark Applied
Hide
Senior Hydrology & Hydraulics Engineer
Reston, Virginia, United States
HybridFull Time
5+ YOEMaster's in civil engineering and 5+ years' relevant experience. Proficiency in hydrologic/hydraulic analysis and design, HEC and SWMM tools, GIS, coding (Fortran, Visual Basic, Python, MATLAB, C++), PE or EIT, and strong communication skills. US citizenship or permanent residency required.
HEC-HMS, HEC-RAS, HEC-SSP, SWMM, PIPENET, Global Mapper, ESRI ArcGIS, Fortran, Visual Basic, Python, MATLAB, C++
2mo
Save
Mark Applied
Hide
Senior Geospatial Intelligence Analyst
Washington or Reston or Charlottesville
OnsiteFull Time
10+ YOE10+ years geospatial analysis, imagery exploitation, ICD-203/206, and multi-INT integration; TS/SCI with CI Poly; proficiency in ArcGIS Pro, QGIS, Python; DoD/IC experience; BS in GIS/Geography or related field or 6 years military experience.
ArcGIS Pro, QGIS, Python (ArcPy), Analyst Notebook
2w
Save
Mark Applied
Hide
Sr Imagery Analyst/Training Specialist- Falls Church/Sterling, VA
Sterling or Falls Church
$95k-$162k/yr OnsiteFull Time
8+ YOE8+ years GEOINT/imagery analysis experience, order-of-battle expertise, proficiency with GIS/imagery tools, ML training-data experience, ability to obtain Top Secret/SCI, and experience training junior staff.
SOCET GXP, ArcGIS, QGIS, RemoteView, ERDAS IMAGINE, ENVI, Google Earth, Adobe, Microsoft Office 365, ESRI ArcPro, Python
1mo
Save
Mark Applied
Hide
Data Scientist - Intelligence Support (TS/SCI)
Springfield, Virginia, United States
OnsiteFull Time
10+ YOETop Secret / SCI clearance; advanced degree with years or extensive experience; Python proficiency; strong data visualization and analytics skills.
Python, ArcGIS, Model Builder, JEMA, Brewlytics
2mo
Save
Mark Applied
Hide
Data Engineer
Chantilly, Virginia, United States
OnsiteFull Time
Active TS/SCI with Polygraph; strong SQL, Python, PySpark; AWS; Linux; ETL; data ingestion/transform; quick learner; good communicator.
SQL, Python, PySpark, AWS, Linux, APIs, Geospatial tools, ETL
1w
Save
Mark Applied
Hide
Junior Application Developer
Denver or Springfield or Sterling or St. Louis
$53k-$106k/yr OnsiteFull Time
0+ YOEBachelor's or equivalent, 0–3 years development experience, experience with Java and/or Python, familiarity with web apps and relational databases, TS/SCI clearance with polygraph required.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium, Git, CI/CD, containerization
2w
Save
Mark Applied
Hide
Data Scientist, Mid
Washington or Reston
$78k-$176k/yr OnsiteFull Time
2+ YOE2+ years using Python or R, version control (git/GitLab/GitHub/Bitbucket), statistical analysis, predictive modeling, ML, data visualization, TS/SCI clearance required.
Python, R, git, GitLab, GitHub, Bitbucket, Tableau, Power BI, ArcGIS, Jenkins
2w
Save
Mark Applied
Hide
Data Scientist
Chantilly, Virginia, United States
OnsiteFull Time
5+ YOESenior-level data scientist with 5+ years experience supporting Intelligence Community missions; Python and analytics expertise; TS/SCI with FSP required; strong statistical, ML, and visualization skills.
Python, SQL, R, Hadoop, Spark, Java, C/C++, Git, Bash, Tableau, ArcGIS, Unix/Linux
2w
Save
Mark Applied
Hide
Senior Software Engineer
Herndon, Virginia, United States
$135k-$216k/yr OnsiteFull Time
10+ YOEActive TS/SCI (or eligibility) and polygraph, 10+ years software engineering experience, proficiency in Java/JavaScript/SQL/Python, RHEL/Oracle environments, REST/JSON/Spring, and modern CI/CD and container tools.
Java, JavaScript, SQL, Python, RHEL, ORACLE, Git, GitLab, Jenkins, PostgreSQL, Oracle, REST, JSON, Spring, Spring Boot, Ember.js, Nextjs/React, GraphQL, Docker, KeyCloak, Wildfly, Tomcat, ArcGIS, EC2, S3, RDS
17h
Save
Mark Applied
Hide
AI Developer
Denver or Saint Paul or Raleigh or Reston or San Diego or Gainesville or Dallas
$79k-$119k/yr HybridFull Time
3+ YOE3-5 years software development with 1-2 years in AI/ML; bachelor’s in CS/AI or similar; proficiency with LLM APIs/frameworks, Python and JavaScript/TypeScript; experience with AI-assisted coding tools.
Anthropic Claude API, OpenAI API, LangChain, LangGraph, CrewAI, Model Context Protocol (MCP), Claude, Codex, Cursor, GitHub Copilot, Python, TypeScript, JavaScript, SQL, React, HTML/CSS/JS, Microsoft Azure, Microsoft Fabric, Palantir Foundry, Palantir AIP, AWS, Microsoft Power BI, GIS, vector database, data lakes
3w
Save
Mark Applied
Hide
Senior Software Engineer (Order and Delivery) - (5 years exp)
Santa Barbara or Goleta or Arlington or Reston
$145k-$175k/yr OnsiteFull Time
5+ YOEBS in CS or related field; 5+ years building highly available web services (Python preferred), designing RESTful APIs and web apps (NodeJS, React), CI/CD pipelines, Postgres, Git, AWS, containers, and software architecture experience.
Python, NodeJS, React, RESTful APIs, Postgres, Git, AWS, IAC, OpenTofu, Terraform, Kubernetes, Docker, CI/CD, GIS, STAC
4w
Save
Mark Applied
Hide
Senior Data Scientist
Kearneysville, West Virginia, United States
$133k-$169k/yr HybridFull Time
9+ YOEDoD 8570 IAT Level II cert, active Secret clearance, 9+ years experience, Python and SQL expertise, experience building ML models and large-scale data pipelines, data governance knowledge, and familiarity with Jira or Azure DevOps.
Python, SQL, Jira, Microsoft Azure DevOps, Kubernetes, Docker, GIS, DISA STIGs
1w
Save
Mark Applied
Hide
Senior Analytics and Visualization Engineer
Herndon, Virginia, United States
$104k-$166k/yr OnsiteFull Time
8+ YOE8+ years experience (BS) in data/CS/analytics fields; proficiency with Python/SQL/JS/TypeScript/R; dashboard and visualization expertise; experience with cloud-hosted datasets, data formats, LLMs, and communicating insights to senior stakeholders; US citizenship required.
Python, SQL, JavaScript, TypeScript, R, Tableau, Power BI, Grafana, Plotly, Dash, Streamlit, Superset, Qlik, Looker, D3.js, React, Vega-lite, Highcharts, ECharts, ArcGIS, Databricks, Snowflake, Microsoft Fabric, Azure Synapse, LangChain, LangGraph, Semantic Kernel, LlamaIndex, JSON, CSV, Parquet, APIs, RAG
5d
Save
Mark Applied
Hide
Systems Engineer
Gaithersburg or Chantilly
OnsiteFull Time
6+ YOEActive Top Secret clearance (SCI obtainable), US citizenship, Bachelor’s in CS/IS/Engineering with 6+ years, Databricks and AWS experience, Security+ CE within six months, EMR not required.
Databricks, AWS, EC2, S3, RDS, IAM, CloudWatch, Lambda, CloudFormation, Terraform, Microsoft Excel, Microsoft PowerPoint, Python, Java, ArcGIS, Docker, ECS, EKS, PySpark, Pandas, Boto3, Jupyter Notebook, Microsoft Power Query, Microsoft Power Pivot, SQL, Bash, Jenkins, GitLab