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Software Developer; Systems Software

Job in Chantilly, Fairfax County, Virginia, 22021, USA
Listing for: J5cyberconsulting
Full Time position
Listed on 2026-01-12
Job specializations:
  • Software Development
    Software Engineer
Salary/Wage Range or Industry Benchmark: 80000 - 100000 USD Yearly USD 80000.00 100000.00 YEAR
Job Description & How to Apply Below
Position: Software Developer (Systems Software)

Job Overview

The Candidate shall work within a data engineering team. This team works closely with operations officers, analysts, and external engineers to gather requirements and refine systems. The Candidate shall assess and validate development requirements across Customer organization. The Candidate will develop software to extract, transform, and load data. The Customer shall help architect and implement a framework for extraction, transformation, and loading data.

The Candidate shall assess and validate system integration requirements across Sponsor organization. The Candidate shall provide Operations and Maintenance (O&M) for Customer’s data related software systems. The Candidate shall finesse cyber data models.

Required skills and demonstrated experience
  • 3 years of experience designing or implementing Extract, Transform, and Load (ETL) pipelines.
  • 5 years of experience as a senior software/systems architect.
  • 5 years of experience working with cross‑functional teams.
  • 5 years of experience designing or implementing interfaces between disparate systems.
  • 8 years of experience designing or implementing web applications and Rest API.
  • 10 years of experience building software using Object Oriented Programming (OOP) principles. Preferred experience with Java and/or Python.
  • 5 years of experience designing and developing cloud architectures in the Sponsor environment.
Highly desired, though not required, include
  • 3 years of Dev Ops experience leveraging infrastructure‑as‑code such as Cloud Formation, AWS, CDK, Terraform, and/or Ansible.
  • 10 years of experience building software using OOP principles: preferred experience with Java and/or Python.
  • 3 years of experience with Linux systems administration and monitoring.
  • 3 years of experience with No

    SQL databases, especially Mongo

    DB and Elasticsearch.
  • 3 years of experience supporting requirements gathering with this customer.
  • 3 years of experience implementing and building systems with this customer.
Security Clearance
  • The successful candidate must have an active U.S. Government Top Secret Security Clearance with a Full Scope Polygraph.
  • Clearance verification: this position requires successful verification of the stated security clearance to meet federal government customer requirements. Applicants will be asked to provide clearance verification information prior to an offer of employment.
Travel
  • This position is expected to be 100% onsite. The position will be located within the Washington Metropolitan Area (WMA).
Benefits

At J5, we’re a team of innovators protecting organizations from evolving cyber threats. With 18+ years of success in government and commercial sectors, we offer meaningful opportunities to grow your career.

  • 6% 401(k) match
  • PTO
  • Professional development
Ready to Make an Impact?

Explore our open positions and apply today.

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