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Job Details


Software Engineer ( R-00048714 )


Software Engineer



Mc Lean, Virginia, United States


Job Description:

Leidos has an opening for a Software Engineer to support a fast-paced, challenging, and rewarding program within the Northern Virginia area. The position requires an active TS/SCI with Polygraph security clearance. The Software Engineer will work on a small and growing team supporting a data-intensive organization through the development of apps, scripts, tools, and packages designed to automate ETL, business practices, and intelligence products in an operations environment. The Software Engineer will be required to work with mission analysts to determine their business processes and recommend automation improvements using REST API calls, ETL, or other scripting. The Software Engineer will also maintain and update existing boutique scripts and applications used to support the operational mission with data query and data ingest.

The Software Engineer will be highly customer-focused and must be comfortable developing innovated solutions in an often resource-constrained classified development environment. The ideal candidate will be skilled, flexible, and passionate about developing technical solutions which will directly impact US national security. We are looking for the ability to rapidly prototype and test solutions with production-level quality. Collaboration and team-building skills are also critical for success.


  • Bachelor's degree and a minimum of 12 to 15 years of software development or data science experience
  • TS/SCI clearance with Polygraph
  • Experienced Python developer with direct experience developing Flask or command line utility apps and Python packages
  • Knowledge of HTML, CSS, and JavaScript
  • Experience working within an AGILE production environment and the use of git and JIRA for collaboration
  • Comfortable working with Windows and/or UNIX command line. Must have ability to automate basic operating system processes using Powershell or DOS scripting
  • Experienced with heavy use of Excel or CSV inputs/outputs with Python and data cleaning methods
  • Experience interacting with SQL databases using SQLAlchemy or another Object Relational Mapper. Strong SQL skills for querying data
  • Experience working with JSON and XML data structures for app development and ETL
  • Experience submitting calls to a variety of REST APIs, often in the same app
  • Strong unit testing and debugging skills

Desired Requirements:

  • Ability to develop interactive front end applications using React or Angular
  • Experience using GreaseMonkey or other browser plugin for DOM manipulation
  • Experience using Perl
  • Experience with the Anaconda environment and the SciPy stack and data science techniques
  • Experience with Machine Learning and statistics using SciKit-Learn and/or Tensorflow

External Referral Bonus:Eligible

Potential for Telework:No

Clearance Level Required:Top Secret/SCI with Polygraph


Scheduled Weekly Hours:40


Requisition Category:Professional

Job Family:Software Engineering

Pay Range: