PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yr On-SiteFull Time
Build the ML and AI search behind HiringCafe — ranking, recommenders, retrieval, and LLM agents that surface jobs people would never find on their own.
Python, PyTorch, Elasticsearch, LLMs
2mo
Save
Mark Applied
Hide
Big Data Analyst (TS/SCI)
Herndon or Springfield
$118k-$196k/yr OnsiteFull Time
5+ YOEActive TS/SCI clearance required; 5+ years as data analyst/scientist; bachelor's degree or equivalent experience; strong data evaluation, data engineering, and communication skills; proficient with Python, SQL, Spark/PySpark; on-site in VA.
Python, SQL, Spark, PySpark, Elasticsearch/Kibana, Gitlab, Jupyter Notebooks, Apache Zeppelin
2mo
Save
Mark Applied
Hide
Software Developer - Big Data (Space Domain)
Herndon or Aurora
$135k-$216k/yr OnsiteFull Time
6+ YOEBachelor’s degree with 8+ years of relevant experience or Master’s with 6+ years; TS/SCI clearance with poly preferred; strong Java and data engineering skills.
Apache NiFi, Java, MongoDB, REST, GraphQL, Kafka, Spark, Hadoop, Docker, Kubernetes, Git, CI/CD, NetCDF, HDF5, CCSDS
2w
Save
Mark Applied
Hide
Data Engineer
Chantilly, Virginia, United States
OnsiteFull Time
3+ YOE3+ years data engineering experience, strong Python and SQL skills, ETL and data integration experience, familiarity with Palantir and cloud/big-data tools, strong analytic and communication skills.
Python, SQL, Palantir, Apache Spark, Hadoop, AWS, Azure, GCP, Apache Airflow, Prefect
15h
Save
Mark Applied
Hide
Data Engineer
Springfield, Virginia, United States
$150k-$195k/yr OnsiteFull Time
8+ YOEBachelor's degree and 8+ years data engineering experience; active TS/SCI clearance; proficiency in Python, SQL, Java, Scala; ETL/ELT, data modeling, cloud, big data frameworks; experience with relational and NoSQL databases.
Python, SQL, Java, Scala, Terraform, CloudFormation
2w
Save
Mark Applied
Hide
Data Engineer
Chantilly, Virginia, United States
$115k-$190k/yr OnsiteFull Time
4+ YOE4+ years data engineering or software development experience; Python or Java and SQL proficiency; experience across full data lifecycle, ETL, RESTful APIs, Apache Airflow, and Big Data environments; active TS/SCI with poly required.
Python, Java, SQL, JDK, J2EE, EJB, JDBC, Spring, RESTful APIs, Apache Airflow, Linux
2mo
Save
Mark Applied
Hide
Data Engineer
Chantilly, Virginia, United States
OnsiteFull Time
2+ YOE2+ years software development; Python/Java; strong SQL; Big Data ingestion/ETL; REST APIs; Airflow; Linux; JDK/J2EE/Spring.
Python, Java, SQL, Apache Airflow, REST, Linux, JDK, J2EE, EJB, JDBC, Spring
2mo
Save
Mark Applied
Hide
Data Engineer, Mid
McLean or Chantilly
$62k-$141k/yr HybridFull Time
SQL, Java, or Python and Spark; highly structured data; data modeling; Bachelor's degree; TS/SCI clearance with polygraph; experience with data pipelines and big data platforms.
SQL, Java, Python, Spark
3mo
Save
Mark Applied
Hide
Senior Software Engineer (Big Data)
Chantilly, Virginia, United States
OnsiteFull Time
TS/SCI clearance with polygraph preferred; BS in CS/Engineering or related field; strong full stack, big data tech, APIs/microservices, and problem-solving skills.
Hadoop, Apache Spark, Kafka, Java, Python, C#, REST APIs, Microservices, Cloud (AWS)
1mo
Save
Mark Applied
Hide
DS Data Engineer
Chantilly or Chantilly
OnsiteFull Time
2+ YOEHigh School Diploma or GED with 2+ years in software development; strong SQL/DB; Python/Java; Big Data; REST APIs; ETL; Linux.
Python, Java, SQL, JDK, J2EE, EJB, JDBC, Spring, REST APIs, Apache Airflow, ETL, Linux
2mo
Save
Mark Applied
Hide
Lead Data Engineer - HR Tech
McLean or Richmond
$197k-$225k/yr OnsiteFull Time
4+ YOELead data engineer with 4+ years in app development, 2+ years in big data, 1+ year cloud experience; strong programming in Java/Scala/Python; Snowflake data warehousing; GenAI/AI tooling experience preferred.
Java, Python, SQL, Scala, Snowflake, AWS, Azure, Google Cloud, Hadoop, Spark, Kafka, Gurobi, MySQL, Unix/Linux, NoSQL, MongoDB, Cassandra
1d
Save
Mark Applied
Hide
Data Engineer
Fort Belvoir, Virginia, United States
$185k-$220k/yr OnsiteFull Time
8+ YOEBachelor's in computer science/data science,8+ years data engineering experience,Top Secret with SCI and CI polygraph,proficiency in Python,SQL,Java,Scala,ETL/ELT,cloud and big-data technologies.
Python, SQL, Java, Scala, ETL/ELT, Hadoop, Spark, Kafka, Terraform, CloudFormation, AWS Certified Data Analytics
2mo
Save
Mark Applied
Hide
Software Developer - Big Data (Space Domain)
Herndon, Virginia, United States
$135k-$216k/yr OnsiteFull Time
8+ YOEBachelor’s degree with 8+ years or Master’s with 6+ years of relevant experience; Top Secret clearance with ability to upgrade to TS/SCI; strong Java expertise; experience with data ingestion and big data tools.
Java, Apache NiFi, MongoDB, REST, GraphQL, Kafka, Spark, Hadoop, Docker, Kubernetes, NetCDF, HDF5, CCSDS, Git, CI/CD
1mo
Save
Mark Applied
Hide
Sr. Site Reliability Engineer, Data - FreeWheel
Reston, Virginia, United States
OnsiteFull Time
8+ YOE8+ years SRE/DevOps/Data Ops experience; cloud (AWS/GCP/Azure); big data (Kafka, Hadoop, Spark); DBs (NoSQL, MySQL, PostgreSQL); automation (Ansible, Terraform, Kubernetes, Docker); Python/Go/Java/Scala; monitoring (Prometheus, Grafana, ELK).
AWS, GCP, Azure, Kafka, Hadoop, Spark, Cassandra, HDFS, AWS S3, NoSQL databases, MySQL, PostgreSQL, Ansible, Terraform, Kubernetes, Docker, CI/CD pipelines, Python, Go, Java, Scala, Prometheus, Grafana, ELK Stack, Aerospike, Snowflake
4d
Save
Mark Applied
Hide
Software Development Engineer II, Amazon Security Data Engineering
Herndon, Virginia, United States
$144k-$194k/yr OnsiteFull Time
3+ YOE3+ years professional software development and system design experience; bachelor’s in CS/Engineering/Mathematics; proficiency in Java/Scala/Python; experience with distributed systems and big data engines (Iceberg, Spark, Trino, Flink).
Java, Scala, Python, Apache Iceberg, Apache Spark, Trino, Flink, AWS Glue, Parquet, C#, C++, Perl
1mo
Save
Mark Applied
Hide
Systems Engineer (Expert) - TS/SCI Clearance Required
Chantilly, Virginia, United States
OnsiteFull Time
Master's in systems engineering (or equivalent expert experience). Expert experience with DoD/IC acquisition, requirements engineering, NSG/ASG/NRO support, systems engineering lifecycle; experience with cloud, big data, AI, photogrammetry. MBSE and INCOSE ESEP preferred.
3d
Save
Mark Applied
Hide
Customer Engineer, Data/Analytics, Google Public Sector
Reston or Atlanta or Washington
$152k-$222k/yr OnsiteFull Time
10+ YOEUS citizenship required. Bachelor's or equivalent. 10+ years cloud-native architecture experience, public-sector experience preferred. Strong data analytics, Big Data, SQL and Spark experience and customer-facing presentation skills.
Google Cloud, SQL, Spark
3w
Save
Mark Applied
Hide
Artificial Intelligence and Machine Learning (AI/ML) Engineer
Springfield, Virginia, United States
$162k-$219k/yr OnsiteFull Time
5+ YOE5+ years related experience, bachelor\u0002s degree, US citizenship, ability to obtain TS/SCI w/Poly, proficiency with Python, big data and ML model development, deployment, and evaluation.
Python
2mo
Save
Mark Applied
Hide
Software Engineer
Herndon or Potomac
OnsiteFull Time
Full stack developer with backend focus; Solr/Elasticsearch, Lucene, big data tools, Java backend, and security clearance requirements.
Solr, Elasticsearch, Lucene, Hadoop, PySpark, Spark, HBase, Java, AWS, Jira, GitHub
3mo
Save
Mark Applied
Hide
Software Engineer (2026-0079)
Chantilly, Virginia, United States
OnsiteFull Time
12+ YOEStrong programming experience, big data tech exposure, cloud DevOps, and TS/SCI with Polygraph.
Python, NodeJS, Elastic Search, Mongo DB, Docker, Kubernetes, Rabbit MQ, Nifi, Ansible, CloudFormation, ELK, Prometheus, Grafana, Maven, Jenkins
3d
Save
Mark Applied
Hide
Senior Elastic Architect/Engineer
Quantico, Virginia, United States
HybridFull Time
10+ YOE10+ years in data architecture or search engineering, active Top-Secret clearance (upgradeable to TS/SCI), meets 8570 IASAE III requirements, Bachelor’s in Cybersecurity/Information Systems or equivalent, Elastic Stack and big data expertise.
Elasticsearch, Logstash, Kibana, Beats, Kafka
Explore Jobs