Software Engineer

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Washington, DC
In-Office
125K-165K Annually
Artificial Intelligence • Cloud • Information Technology • Security • Software
The Role
Job Summary & Responsibilities

ECS is seeking a TS-cleared Software Engineer Intermediate to support one of our mission critical programs for the Department of Justice in Washington, DC.


We offer the chance to support the world’s finest law enforcement organization and help the people that keep us safe. In this job you will support agents, analysts, and professionals and the technology they use to fight terrorism, espionage, cyber-attacks, and major criminal threats.


We are seeking candidates committed to high quality to provide innovative solutions. As a Software Engineer Intermediate, you will collaborate with customers, often engaging directly with non-technical personnel, to understand their application related needs, suggest solutions, and complete work in a timely manner. This position performs activities associated with the implementation, integration, operations and support of computer systems in a mission-critical response operations environment.


  • Formulate/define specifications for complex operating software programming applications or modifies/maintains existing applications using engineering releases and utilities from the manufacture.
  • Design, code, test, debug, and document those programs.
  • Provide advanced mathematical/scientific software.
  • Assist on all phases of software programming applications.
  • Evaluate new and existing software products.
  • Support operations and maintenance of legacy data processes leveraging Java, MS Access, Python, VBA, Groovy, PowerShell, Power Query, and JavaScript.
  • Develop and maintain task workflow and analytic capability leveraging Groovy, Grails, React, Java, NodeJS, Python, Oracle, Elasticsearch and Dynamo DB.
  • Provide operations and maintenance of proposed platform.

Salary Range: $125,000 - $165,000

General Description of Benefits

Preferred Qualifications
  • US citizenship with active Top Secret clearance
  • Bachelor's degree in Computer Science, Computer Engineering, or related degree.
  • Minimum of two (2) years of relevant work experience
  • Possess AWS Certified Solutions Architect-Associate or AWS Cloud Certified Developer-Associate.
  • Design, code, test, debug, and document those programs.
  • Provide advanced mathematical/scientific software.
  • Assist on all phases of software programming applications.
  • Evaluate new and existing software products.

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The Company
HQ: Fairfax, VA
2,129 Employees
Year Founded: 1993

What We Do

ECS, a segment of ASGN (NYSE: ASGN), delivers advanced solutions and services in cloud, cybersecurity, artificial intelligence (AI), machine learning (ML), application and IT modernization, and science and engineering. The company solves critical, complex challenges for customers across the U.S. public sector, defense, intelligence and commercial industries.

ECS maintains partnerships with leading cloud, cybersecurity, and AI/ML providers and holds specialized certifications in their technologies.

Headquartered in Fairfax, Virginia, ECS has more than 3,400 employees throughout the U.S. and has been recognized as a Top Workplace by The Washington Post for the last five years.

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