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3 optimization modeling jobs at 2 companies in Winchester, VA

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Space Enterprise Optimization Specialist  
El Segundo or Chantilly or Colorado Springs
$117k-$176k/yr HybridFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
6+ YOEB.S. in engineering or related field, 6+ years relevant experience, expertise in optimization/constellation design/orbital mechanics, modeling & simulation experience, programming knowledge (Python, C, C++, MATLAB), ability to obtain Top Secret/SCI with CI polygraph; U.S. citizenship required.
Python, C, C++, MATLAB
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Director, Disputes Lead, Risk Practice
Atlanta or Ashburn
$152k-$257k/yr RemoteFull Time
Visa
VisaNYSE: V: Global payment technology facilitating electronic funds transfers.
10+ YOESenior commercial leader with extensive disputes optimization experience, consultative selling, ROI modeling, client engagement, cross-functional collaboration, and strong executive communication.
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Software Engineer (Data Engineer)
Herndon, Virginia, United States
OnsiteFull Time
Ardent Principles
Ardent Principles: Provides specialized technology and program management services to government agencies.
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
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