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Resume

Professional Experience

2021 - Present

Principal Systems Engineer

SAIC

Chantilly, VA

  • Developed a space-based SoS architecture within Cameo EA leveraging customer provided documents and Subject Matter Expert (SME) knowledge

  • Led the development of a SysML model federation connecting ground and space segment architecture models

  • Integrated and aligned SoS architecture model with ground and space segment architecture models to ensure design alignment and compliance to system requirements

  • Modeled Use Cases through Activity and Sequence Diagrams at the System and Segment level to show System and Segment-level functionalities and interactions with external systems

  • Modeled structure through Block Definition Diagrams (BDDs) and interfaces through Internal Block Diagrams (IBDs) at the System and Segment level to show data flows within the System with externals

  • Leveraged SAIC Validation Tool and Style Guide to maintain integrity of the System Architecture Model

  • Developed tables, matrices, and relation maps using meta-chain capabilities in Cameo

2017 - 2021

Engineer III

MC Dean

Tysons, VA

  • Developed requirements, use cases, and system architecture of perimeter intrusion detection system (PIDS), based on DODAF MBSE standards in MagicDraw and Cameo Requirements Modeler

  • Automated monthly alarm/alert reporting by building dashboards to turn input SSRS and excel generated graphs into PowerPoint presentations for customers

  • Led a tradeoff analysis of PIDS/ACS products and features against customer requirements

  • Developed cyber security control documents in Xacta at the direction of cyber security SME for system accreditation

  • Led weekly team meetings to track project status updates and roadblocks

2014 - 2017

Engineer I, II

Vencore

Chantilly, VA

  • Developed a linear optimization model to support allocation of data centers to reduce network latency

  • Generated and briefed analysis of weekly site performance with MySQL and VBA dashboards

  • Managed data acquisition and ingestion through SSIS into SQL database from multiple providers to support timely delivery of analysis products

  • Generated process documents and created VBA scripts to automate tasks

  • Performed system administrative tasks including managing roles and permissions groups

2012, 2014

Junior Systems Engineer

Audio Video Systems Inc.

Chantilly, VA

  • Acted as liaison between the sales and engineering departments, utilizing Salesforce

  • Cultivated business leads through online services, cold calling, and sending out marketing materials.

  • Managed a team of interns for the deployment of a Vidcad database

  • Produced logical and physical internal network topologies in Visio

  • Edited layout of basic building circuitry to optimize backup power allocation

  • Interviewed, hired, and managed temporary workers to support surge efforts of related to facilities, warehouse, and systems integration of AV Racks

Education

2017

Master of Science in Systems Engineering

George Mason University

Fairfax, VA

2014

Bachelor of Science in Systems Engineering

George Mason University

Fairfax, VA

2011

Advanced IT Diploma

Battlefield High School

Haymarket, VA

© 2035 by Mary Barthelson.
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