Senior Software Developer, Systems Software

SteelGate LLC; Arlington, Northern (VA, KY); Hybrid; USD 100,000 - 120,000; Full time

Benefits offered by this job

401(k) matching

Full Medical

Paid time off

Professional development assistance

Job summary

SteelGate LLC seeks a Senior Software Developer to support a secure, Drupal-based collaboration environment used by critical infrastructure and cybersecurity partners in Arlington, VA. The role emphasizes platform enhancements, module development, performance optimization, and secure integration.

The ideal candidate has eight+ years in web/platform development, three years of Drupal-based platforms, and an active Drupal certification; experience with DevSecOps, CI/CD pipelines, incident

Qualifications

• Bachelor’s degree required in computer science, information technology, software engineering, or related field.
• 8+ years in web/platform development
• 3+ years developing and managing Drupal-based platforms
• Experience with DevSecOps, CI/CD pipelines, and platform stabilization
• Experience with incident response and corrective action workflows
• Active Drupal certification or government-approved equivalent

Responsibilities

• Support a secure Drupal-based collaboration environment used by critical infrastructure and cybersecurity partners.
• Focus on platform enhancements and module development.
• Perform performance optimization and seamless integration of mission-driven capabilities.
• Collaborate across teams to ensure reliability, security, and scalability.

Skills

Drupal architecture

Security-focused design

Performance optimization

API integration

Education

Bachelor’s degree in computer science or related field

Tools

Drupal

CI/CD pipelines

Web security

Job description

Senior Software Developer, Systems Software

Full Time | Arlington, VA | Secret Clearance required

SteelGate LLC is seeking a Senior Software Developer to support a secure, Drupal based collaboration environment used by critical infrastructure and cybersecurity partners. This role focuses on platform enhancements, module development, performance optimization, and integration of mission driven capabilities. The ideal candidate has deep experience with Drupal architecture and thrives in environments where reliability, security, and scalability are essential.

Minimum Education

Bachelor’s degree in computer science, Information Technology, Software Engineering, or a related field.

Minimum Experience

• Minimum of eight years of experience in web or platform development
• Minimum of three years developing and managing Drupal based platforms
• Experience with secure platform design in SBU/FOUO environments
• Experience with DevSecOps, CI/CD pipelines, and platform stabilization
• Experience supporting incident response and corrective action workflows

Certifications

Active Drupal certification or Government approved equivalent (required)

Required Knowledge, Skills, and Abilities

• Drupal architecture, module development, and configuration
• Secure platform design within SBU/FOUO environments
• API integration and content management frameworks
• Platform performance optimization and scalability

Job Types

Full-Time

Salary

$100k-$120k

Schedule

Monday-Friday

Benefits

• 401(k) matching
• Full Medical
• Paid time off
• Professional development assistance

STEELGATE LLC is a Service-Disabled, Veteran-Owned Small Business (SDVOSB) that prides itself in hiring top-level Subject Matter Experts (SME’s) proven to exceed deliverable expectations. STEELGATE LLC is focused on solving the hard problems facing our government and commercial clients. Our success lies in blending together relevant domain/functional knowledge with deep expertise in Information Technology, Cybersecurity, Defensive Cyber Operations, cloud-based DevSecOps, Data Analytics & AI, Acquisition and Acquisition Management, and more. STEELGATE LLC has a positive, inclusive workplace environment where all team members and partners work towards mutual success. We have established a reliable reach-back program whereas all SMEs are available to support, advise and directly complete mission deliverables when necessary. STEELGATE LLC has a worldwide reputation as a valued and trustworthy partner. Our can-do attitude and willingness to support any mission requirement sets us apart from other small business organizations. Find out more about STEELGATE LLC @ www.steelgatellc.com.

We are an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by law.