Demo

Operational Systems Engineer

WarCollar Industries, LLC
Chantilly, VA Full Time
POSTED ON 12/18/2025
AVAILABLE BEFORE 1/16/2026
Job Description

Contribute to the design, development, and testing of applications using modern standards. Collaborate on System Design and Architecture. Translate user requirements into technical requirements. Share O&M responsibilities with teammates. Investigate and seek new and innovative ways to improve application development. Provide on call support to mission systems as needed.

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Required Skills

  • Active Top Secret/Sensitive Compartmented Information (TS/SCI) clearance, with polygraph.
  • Background in Computer Science, Information Technology, Cyber Security, Cyber Forensics, Engineering, or other related discipline, or equivalent combination of education, technical certifications, training and work/military experience.
  • Experience working in software engineering, application development and/or web application development and deployment.
  • Experience with Object Oriented Programming such as Python or Ruby.
  • Experience in full stack development (Javascript, VueJS, NodeJS, Angular, HTML, CSS, etc).
  • Strong foundation in Linux.
  • Experience with AWS Elastic Cloud 2, AWS Lambdas, SQS, Apache HTTPD.
  • Experience with Relational Database Management System (RDBMS) such as MySQL, PostgreSQL, or Oracle.
  • Experience with source code management tool such as GitHub, GitLab, Git source code version control software.
  • Familiarity with Agile/Scrum methodology and experience working in an Agile team environment.
  • Familiarity with working with data in varying encodings and character sets.
  • Familiarity with Restful web services.
  • Strong customer service skills.

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Desired Skills

  • Experience with Rails, Ruby, Rake in varying versions.
  • Behavior and Test-Driven Development using Cucumber, RSpec, and supporting libraries.
  • Experience with Bootstrap, Material UI or Tailwind.
  • Experience with Apache Solr.
  • Experience with software design patterns and principles.
  • Experience with software configuration management
  • SQL/DML/DDL.
  • Automation – CI/CD (Jenkins).

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About WarCollar Industries

About us:

WarCollar Industries, LLC is a veteran-owned small business. We maintain a team of cybersecurity experts committed to protecting complicated data and distribution systems and providing decision makers with the most accurate assessment of residual risk possible. We work with our clients to solve the toughest challenges in the ever-evolving digital landscape. Services include network defense, computer network attack, secure network design, penetration testing and vulnerability assessment. WarCollar enables its clients to find, fix, stop, and ultimately solve cybersecurity problems across their entire enterprise.

WarCollar offers generous benefits including: Medical insurance premium coverage; PTO based on billable hours; federal holidays plus your birthday; matching 401k, education reimbursement plus paid training days; performance bonuses; referral bonuses; government shutdown protection; monthly team building events plus two major social events annually.

WarCollar Industries, LLC is an equal opportunity employer. WarCollar does not discriminate in employment based upon race, color, religion, sex (including pregnancy and gender identity), national origin, political affiliation, sexual orientation, marital status, disability, genetic information, age, membership in an employee organization, retaliation, parental status, status as a protected military veteran, or other non-merit factor.

Salary.com Estimation for Operational Systems Engineer in Chantilly, VA
$109,693 to $134,267
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