Fredericksburg • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Fredericksburg • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Fredericksburg • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Fredericksburg • 50 milesRemote · Hybrid · Onsite · Field · All Environments
4w
Save
Mark Applied
Hide
Data & Software Engineer
McLean, Virginia, United States
OnsiteFull Time
5+ YOERequires active Poly clearance, 5+ years building production Python-based data pipelines, Spark/PySpark expertise, containerization and AWS deployment, SQL/NoSQL tuning, orchestration, data lineage/catalog, Bash, and AI/ML integration.
Python, Java, Apache Spark, PySpark, Pandas, NumPy, Docker, Podman, AWS S3, AWS Lambda, AWS Step Functions, Apache Iceberg, Airflow, MySQL, PostgreSQL, Trino, SQL, DynamoDB, Unity Catalog OSS, Apache Polaris, Apache Superset, Terraform, CloudFormation, OpenLineage, H3, PostGIS, Git, Bash
1mo
Save
Mark Applied
Hide
Data & Software Engineer
Chantilly, Virginia, United States
OnsiteFull Time
5+ YOE5+ years building production data pipelines with Python and Spark/PySpark; advanced Python (Pandas, NumPy); Docker/Podman; AWS S3, Lambda, Step functions; Airflow, Apache Iceberg; SQL/Trino, NoSQL/DynamoDB; Terraform/CloudFormation; data lineage and geospatial tools.
Apache Spark, PySpark, Python, Pandas, NumPy, Docker, Podman, AWS S3, Lambda, Step functions, Apache Iceberg, Airflow, SQL, Trino, NoSQL, DynamoDB, Unity Catalog OSS, Apache Polaris, Apache Superset, Terraform, CloudFormation, OpenLineage, H3, PostGIS, MySQL, PostgreSQL, Git, Bash, Java, AI/ML
3mo
Save
Mark Applied
Hide
Data & Software Engineer
McLean, Virginia, United States
OnsiteFull Time
5+ YOETS/SCI with polygraph; Bachelor's in CS/Engineering/Finance or related field; 5+ years in data/ETL/Cloud tech
Python, Java, Apache Spark, PySpark, Docker, Podman, AWS S3, AWS Lambda, AWS Step Functions, Apache Iceberg, Airflow, SQL (Trino), NoSQL, DynamoDB, Unity Catalog OSS, Apache Polaris, Apache Superset, Terraform, CloudFormation, OpenLineage, H3, PostGIS
3mo
Save
Mark Applied
Hide
Data & Software Engineer
McLean, Virginia, United States
OnsiteFull Time
5+ YOEActive TS/SCI with Poly; Bachelor's in CS/Engineering or related field; 5+ years with Spark, PySpark, Python; AWS, SQL/NoSQL; data pipelines and ETL at scale.
Spark, PySpark, Python, Docker, Podman, AWS S3, AWS Lambda, AWS Step Functions, Apache Iceberg, Airflow, SQL, Trino, NoSQL, DynamoDB, Unity Catalog OSS, Apache Polaris, Apache Superset, Terraform, CloudFormation, OpenLineage, H3, PostGIS
4d
Save
Mark Applied
Hide
Data and Software Programmer
Reston, Virginia, United States
$90k-$140k/yr OnsiteFull Time
5+ YOEBachelor's in software/design/data science, 5+ years relevant programming or research analysis, TS/SCI eligibility, Sec+ (or equivalent), experience with modern programming languages and data analysis.
Javascript, Typescript, Python, Java, C, Git, Bash, ssh, Python notebooks, stream-lit, Model Context Protocol (MCP), Langchain, SQL, graph, vector
2w
Save
Mark Applied
Hide
Data/Software Engineer
McLean, Virginia, United States
OnsiteFull Time
5+ YOE5+ years building production data pipelines; advanced Python (Pandas, NumPy), Spark/PySpark, AWS, SQL/NoSQL, containerization, orchestration, IaC, Git, Bash, and knowledge of data governance and security; TS/SCI clearance required.
Python, Pandas, NumPy, Apache Spark, PySpark, Docker, Podman, AWS S3, AWS Lambda, AWS Step Functions, Trino, MySQL, PostgreSQL, DynamoDB, Apache Airflow, Apache Iceberg, Terraform, CloudFormation, Git, Bash, Unity Catalog OSS, Apache Polaris, OpenLineage, Apache Superset, H3, PostGIS
3mo
Save
Mark Applied
Hide
Software Engineer/Data Manager
Alexandria or Quantico
OnsiteFull Time
8+ YOEActive TS/SCI with Poly required; Bachelor’s or Master’s with 8+ years (or specialized training with 10+ years); senior-level experience in data management, knowledge management, and software development.
Python, Java, C++, Microsoft SharePoint, Microsoft PowerPoint, Visual Studio
1mo
Save
Mark Applied
Hide
Data Warehouse Software Engineer I
Reston or Somerville or Chagrin Falls or Boston or Cleveland or United States or Australia or Canada or Israel or Japan or United Kingdom
$70k-$80k/yr HybridFull Time
Foundational SQL, BigQuery, Looker, basic Python and Git, familiarity with Apache Airflow (Cloud Composer), data modeling and BI experience, strong attention to data quality and business analysis skills.
Google Cloud Platform (GCP), BigQuery, Looker, Apache Airflow, Cloud Composer, Python, Git, SQL, Tableau, Microsoft Power BI
2mo
Save
Mark Applied
Hide
SOFTWARE DEVELOPER/DATA SCIENTIST (INTERDISCIPLINARY) - DIRECT HIRE AUTHORITY
Dahlgren, Virginia, United States
$101k-$159k/yr OnsiteFull Time, Contract
3+ YOEInterdisciplinary software engineering and data science role with security clearance; experience in development, security, and data analytics.
Python, R, Java, C#, Visual Studio, AWS, Kubernetes, GitLab, DevSecOps, ArcGIS Pro, LLMs
2mo
Save
Mark Applied
Hide
AI/ML Data Architecture Software Engineer
Manassas, Virginia, United States
OnsiteFull Time
3+ YOEBachelor's degree in CS/IS/CE; 3 years of relevant experience; strong data warehouse, database, and software development skills; ability to obtain DoD Secret Clearance.
Git, Linux, C++, Java, Python, PostgreSQL, MongoDB, Kafka, Spark, Kubernetes, VS Code
6d
Save
Mark Applied
Hide
Software Engineer (Data Engineer)
Herndon, Virginia, United States
OnsiteFull Time
Active TS/SCI with Full Scope Polygraph required; proven experience designing and maintaining production data pipelines, SQL optimization, API integrations, Python, cloud data platforms, and data modeling.
Apache Airflow, SQL, JSON, XML, Python, AWS, Azure, GCP, Apache Spark, PySpark, DBT (data build tool), Terraform, CloudFormation, Git, Kafka, Kinesis, Great Expectations, Soda, Monte Carlo, Docker, Kubernetes, ServiceNow, Forward Networks, NetIM, SolarWinds
4d
Save
Mark Applied
Hide
Staff Software Engineer – Data Team #4555
Menlo Park or Sunnyvale or Washington or North Carolina or United Kingdom
$169k-$224k/yr HybridFull Time
7+ YOE7+ years building production-grade, data-intensive software systems; proficiency in Go or Python; BS in CS/Engineering/Bioinformatics or equivalent experience; experience with data modeling, validation, and regulated clinical data preferred.
Go, Python, SQL, Next-generation sequencing (NGS)
1mo
Save
Mark Applied
Hide
Senior Big Data Software Engineer - Remote
Eden Prairie or Minneapolis or Washington or United States
$92k-$164k/yr RemoteFull Time
6+ YOEUndergraduate degree or equivalent; 6+ years software development; 5+ years with Scala, Python, JSON, Web Services; 3+ years SQL; 2+ years Spark/Databricks/Hadoop/Snowflake; Agile/SCRUM experience.
Scala, Python, JSON, Web Services, SQL, Spark, Databricks, Hadoop, Snowflake, Kafka, NoSQL, Docker, Kubernetes, Microsoft Azure
1mo
Save
Mark Applied
Hide
Software Engineer, Data Infrastructure
New York City or Washington or San Francisco or Seattle
$186k-$233k/yr OnsiteFull Time
5+ YOE5+ years backend or data infrastructure experience; expertise in systems languages and distributed systems; experience building high-throughput, low-latency data pipelines; eligible for security clearance preferred.
Rust, Go, C++, Python, Java, Spark, LLM, RAG
2mo
Save
Mark Applied
Hide
Software Engineer (L3) Data Substrate
United States or Colorado or Hawaii or Illinois or Maryland or Massachusetts or Minnesota or New Jersey or New York or Vermont or District of Columbia or Washington or California or San Francisco or Oakland or San Jose or Washington
$139k-$204k/yr RemoteFull Time
5+ YOEBachelor's or Master's in CS/Engineering, 5+ years software development, proficiency in Python/Java/Scala, experience with big data tools (Kafka, Spark, Hive, Hudi, Presto, Airflow) and AWS services, strong problem-solving and communication skills.
Kafka, Spark, Hive, Hudi, Presto, Airflow, AWS Lakeformation, Glue, Athena, Python, Java, Scala
6d
Save
Mark Applied
Hide
Lead Software Engineer (Data)-7999
Reston, Virginia, United States
HybridFull Time
7+ YOEBachelor's in Computer Science or related and 7 years developing data processing software with Apache Flink; experience designing ETL with Flink, Spark, Kafka, AWS EMR, Azkaban, Airflow; HBase and AWS (S3, EC2, CloudWatch, IAM); Linux CLI and Bash.
Apache Flink, Flink, Spark, Kafka, Apache Kafka, AWS EMR, Azkaban, Airflow, Hbase, S3, EC2, CloudWatch, IAM, Linux Command Line Interface, Bash
2mo
Save
Mark Applied
Hide
Staff Software Engineer - Data Platform
Mountain View or McLean
$218k-$260k/yr OnsiteFull Time
8+ YOE8+ years in data or distributed systems; 6+ years in Go, Python, or Java; strong data infra, event streaming, and cloud experience.
Go, Python, Java, PostgreSQL, AWS, GCP, Kafka, Google Pub/Sub, Dataflow, Airflow, Temporal, Terraform, Kubernetes, Helm
1mo
Save
Mark Applied
Hide
Software and Data Quality Analyst
Washington or Patuxent River
$90k-$127k/yr HybridFull Time
1+ YOE1–3 years in data quality or cybersecurity roles; active Secret clearance required; experience with data validation, Excel, Jira; government program experience; travel 15–25%.
Microsoft Excel, Looker, QA tools, Jira, SQL
2mo
Save
Mark Applied
Hide
Sr. Software Engineer (Data Migration & Management)
Chantilly or San Jose or United States
$220k-$265k/yr HybridFull Time
12+ YOE12+ years software development, 5+ years data management/migration, 3+ years cloud-native and SOA experience with a hyper-scaler; proficiency with NFS/SMB/iSCSI, C/C++/Golang/Node.js/Python, Docker, Kubernetes, GitHub, Jenkins, Ansible.
NFS, SMB, iSCSI, C, C++, Golang, Node.js, Python, Docker, Kubernetes, GitHub, Jenkins, Ansible, CI, FAAS, PAAS, Microsoft Azure, AWS, GCP
1mo
Save
Mark Applied
Hide
Lead Software Engineer, Data Protection
McLean or Richmond or New York City or Plano
$179k-$246k/yr OnsiteFull Time
4+ YOEBachelor's degree, 4+ years software engineering experience, 1+ year cloud experience; preferred: Master's, extensive experience in Python/Java/TypeScript/SQL, AWS and schema validation systems, infrastructure as code, and security or AWS certifications.
Go, Python, TypeScript, SQL, CUE, JSON Schema, PostgreSQL, Aurora, Docker, ECS Fargate, Lambda, Step Functions, EventBridge, CDK, AWS, Microsoft Azure, Google Cloud, Java, JavaScript, Terraform, CloudFormation, GitHub Copilot, Claude Code