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
3mo
Save
Mark Applied
Hide
Data Engineer
Chantilly or Herndon or McLean
OnsiteFull Time
5+ YOEActive TS/SCI with Polygraph; 5+ years in data engineering; BS in CS/Software Eng or related field; strong SQL and cloud data platforms.
SQL, PostgreSQL, MySQL, SQL Server, Apache Spark, Hadoop, Airflow, Informatica, AWS, Azure, GCP, Python, Scala, Java, Snowflake, Redshift, BigQuery, data modeling, star schema, snowflake schema
2mo
Save
Mark Applied
Hide
Data Engineer
Chantilly, Virginia, United States
$78k-$176k/yr OnsiteFull Time
3+ YOE3+ years in data pipelines/ETL; 3+ years Java/Python/SQL/Scala; 2+ years PostgreSQL or Kafka; AWS experience; end-to-end data/ML pipelines in cloud; ML lifecycle knowledge; Top Secret clearance; Bachelor's degree.
Kafka, Kafka Connect, Kafka Streams, NiFi, Terraform, Ansible, AWS, Java, Python, SQL, Scala, PostgreSQL, ML pipelines, Cloud
3mo
Save
Mark Applied
Hide
Data Engineer
Chantilly or Herndon or McLean
OnsiteFull Time
5+ YOE5+ years in data engineering; TS/SCI with Poly; BS in CS or related; SQL, Spark, ETL/ELT; cloud platforms; Python/Scala/Java.
SQL, PostgreSQL, MySQL, SQL Server, Spark, Hadoop, Apache Airflow, Informatica, AWS, Azure, GCP, Python, Scala, Java, Snowflake, Redshift, BigQuery
2mo
Save
Mark Applied
Hide
Data Engineer
Chantilly, Virginia, United States
$78k-$176k/yr HybridFull Time
3+ YOE3+ years data pipelines, ETL using Java/Python/SQL/Scala; 2+ years PostgreSQL or Kafka; AWS experience; end-to-end data/ML pipelines in Cloud; MLOps knowledge; Top Secret clearance; Bachelor's degree.
AWS, Kafka, NiFi, Terraform, Ansible, Java, Python, SQL, Scala, PostgreSQL
1mo
Save
Mark Applied
Hide
Lead Data Design Engineer
Sterling or Virginia or United States
$150k-$254k/yr OnsiteFull Time
10+ YOEBachelor's degree with 10+ years relevant experience, 7+ years cloud architecture experience designing and documenting collection capabilities, Top Secret/SCI with polygraph required, experience with AI/ML and cloud technologies.
2d
Save
Mark Applied
Hide
Data Engineer / Architect (Security Clearance Required)
Ashburn, Virginia, United States
$170k-$215k/yr OnsiteFull Time
Active DoD Secret/Top Secret clearance required; strong Databricks, cloud (AWS/Azure), SQL, Spark, ETL, data modeling and governance skills; Databricks Certified Professional; bachelor's degree in CS/IT.
Databricks, AWS, Azure, S3, Redshift, EMR, Lambda, Glue, Unity Catalog, SQL, Hadoop, Spark, Tableau, Power BI, GCP
1w
Save
Mark Applied
Hide
Network Infrastructure Engineer I, Amazon Dedicated Cloud (NIDD)
Culpeper, Virginia, United States
OnsiteFull Time
3+ YOE3+ years data center engineering/operations, 1+ years cabling and fiber optics experience, TS/SCI with polygraph required, networking fundamentals, troubleshooting, and documentation skills.
VFL, power meter, OTDR, Remedy
1mo
Save
Mark Applied
Hide
Data Analytics Specialist
Dulles or Herndon
HybridFull Time
Bachelor's in Engineering/Computer Science/Data Science required; robust Python coding, API experience, data structures/algorithms; authorized to work in the US; ~10% travel; fluent English; 3–5 years analytics experience preferred; DevOps/cloud experience preferred.
Python, APIs, DevOps
1w
Save
Mark Applied
Hide
Enterprise Data Architect
Chantilly, Virginia, United States
OnsiteFull Time
9+ YOEActive Top Secret clearance with CI polygraph, 3+ years data modeling/architecture, strong cloud (AWS/C2S) engineering background, Agile experience, and strong communication skills.
AWS, C2S, Microsoft Office
2mo
Save
Mark Applied
Hide
Senior AI Systems Engineer
Chantilly, Virginia, United States
OnsiteFull Time
14+ YOESenior AI Systems Engineer with TS/Polygraph, 5+ years AI/ML experience, cloud and ML framework expertise, data pipelines, DevOps/MLOps, strong communication.
AWS, Azure, Google Cloud, TensorFlow, PyTorch, Python, R, CI/CD, MLOps
1mo
Save
Mark Applied
Hide
Senior Data Scientist / AI Machine Learning Research Engineer
Sterling, Virginia, United States
$113k-$238k/yr OnsiteFull Time
7+ YOEMaster's in quantitative field +7 years experience, US citizen with active Top Secret/SCI clearance (polygraph), strong ML, statistics, Python/SQL, cloud (AWS/Azure/GCP), Spark/Airflow, TensorFlow/PyTorch/scikit-learn, and Linux experience.
AWS, Azure, GCP, Python, SQL, Spark, Airflow, TensorFlow, PyTorch, scikit-learn, Linux
2mo
Save
Mark Applied
Hide
xScale Lead Sales Engineer
Ashburn or Secaucus or New York City or Waltham
$163k-$245k/yr HybridFull Time
7+ YOE7+ years datacenter engineering; hyperscale or cloud experience preferred; undergraduate engineering/technical degree; PM experience a plus; strong knowledge of data center subsystems.
3mo
Save
Mark Applied
Hide
Lead ETL Engineer (Expert)
Sterling, Virginia, United States
OnsiteFull Time
6+ YOEBachelor’s degree or equivalent experience; 6-8 years in Linux, OO programming (Python preferred), cloud platforms (AWS, Azure/Google), large-scale ETL, SQL, data warehousing, scripting, and Git.
Python, SQL, AWS, Informatica, Talend, SSIS, AWS Glue, Azure Data Factory, Git, Bash, PowerShell, Hadoop, Spark, Solr, Elasticsearch, Docker, CI/CD, Cloudera
2mo
Save
Mark Applied
Hide
Systems Software Developer
Chantilly, Virginia, United States
OnsiteFull Time
Strong Java development, data analysis/parsing, SQL/database experience; ETL in Linux/Cloud; RESTful APIs; Big Data ingestion and display.
Java, J2EE, EJB, JDBC, Spring, REST APIs, ETL, Linux, Cloud, AWS, Microsoft Azure, Hadoop, HBase, MapReduce, Elasticsearch
1mo
Save
Mark Applied
Hide
Senior Systems Engineer - United States
Springfield or Herndon or Ashburn
HybridFull Time
6+ YOEBachelor's in IT/CS/Engineering or equivalent, 6+ years systems engineering or infrastructure operations experience across data center, cloud, and enterprise environments; experience with Windows, Linux/Unix, virtualization (Hyper V, VMware), patching, disaster recovery, and incident response; U.S. citizenship and ability to obtain Public Trust.
Windows, Linux/Unix, Hyper V, VMware, ITIL
3w
Save
Mark Applied
Hide
Software Engineer
Warrenton or Denver or Fort Meade
$160k-$258k/yr OnsiteFull Time
Must have strong Java and JavaScript/TypeScript skills, Bachelor's in CS/CE/EE or related, TS/SCI with poly required; experience with full-stack development, REST, containerization, cloud and data technologies desired.
Java, Python, JavaScript, TypeScript, Angular, React, Elasticsearch, ELK, Redis, REST, Docker, LXC, Kubernetes, Helm, Android, NoSQL, SQL, Xmidas, Machine Learning, Data Analytics
2mo
Save
Mark Applied
Hide
Full Stack Developer
Chantilly, Virginia, United States
$112k-$222k/yr OnsiteFull Time
5+ YOE5+ years in application and data layer, frontend, cloud, and Agile/Scrum; able to design and implement APIs and integrations.
AWS, APIs, Frontend Technologies, Backend Technologies
1mo
Save
Mark Applied
Hide
ETL Informatica Developer
Ashburn, Virginia, United States
HybridFull Time
7+ YOESenior ETL Informatica Developer with 7+ years in ETL, data warehousing, Databricks, cloud platforms (AWS/Azure), and CI/CD; strong communication and team skills.
Informatica PowerCenter, GitLab, Databricks, Oracle, MySQL, PostgreSQL, SQL Server, AWS, Azure, CI/CD, Jira, Confluence
1mo
Save
Mark Applied
Hide
Principal Software Engineer – Team Lead (.NET, Entity Framework, Angular)
United States or Dulles
$160k-$175k/yr RemoteFull Time
7+ YOE7+ years software engineering experience; strong full-stack skills in .NET, Entity Framework, and Angular; SQL and data modeling; experience leading technical delivery; cloud-native, containers, Kubernetes, AWS, and CI/CD experience; strong communication and technical judgment.
.NET, Entity Framework, Angular, SQL, Kubernetes, AWS, CI/CD
2w
Save
Mark Applied
Hide
AI Model Developer
Fairfax or Ashburn
$125k-$150k/yr HybridFull Time
3+ YOEBachelor's degree in CS/AI/Data Science, US citizenship and ability to obtain Public Trust, 3+ years AI/ML and full-stack experience, strong Python and ML framework skills, backend/frontend and cloud/DevOps familiarity.
Python, NumPy, Pandas, scikit-learn, TensorFlow, PyTorch, Transformers, Django, Flask, FastAPI, React, Angular, Vue.js, PostgreSQL, MySQL, MongoDB, Redis, Docker, Kubernetes, CI/CD, AWS, Microsoft Azure, GCP, GitHub workflows, Matplotlib, Plotly, D3.js, GraphQL, JavaScript, TypeScript, Next.js, AWS Bedrock, GCP AI Platform, Microsoft Azure ML, GitHub Actions
Explore Jobs