Senior Drupal Developer

assystinc; United States; Remote; USD 120,000 - 150,000; Full time

Benefits offered by this job

Fully remote

Job summary

assystinc is seeking a senior Drupal developer to architect and maintain secure, high-performance web applications for federal clients. This fully remote role requires a U.S.-based candidate with an active security clearance, blending full-stack Drupal engineering with strict accessibility, security, and performance standards.

You will build enterprise Drupal solutions, enforce security best practices, optimize caching and performance, and integrate APIs and databases while collaborating across

Qualifications

• U.S. citizenship with active Public Trust or DoD clearance.
• Active DoD 8570.01-M / 8140 IAT Level II certification such as Security+ CE, CySA+, or CCNA Security.
• Minimum 5 years of hands-on full-stack Drupal development.
• Mastery of custom Drupal module and theme development.
• Strong knowledge of Section 508 and WCAG 2.1 accessibility and audit remediation.
• Experience with Drupal caching architectures, performance optimization, Git, and CI/CD.

Responsibilities

• Architect, build, and maintain enterprise Drupal solutions using PHP modules, Twig templating, and modern front-end frameworks.
• Enforce Drupal security best practices, harden sites, remediate vulnerabilities, and ensure accessibility auditing per Section 508/WCAG 2.1.
• Implement caching strategies, optimize queries, and configure CDN for speed, reliability, and scale.
• Integrate third-party APIs, web services, and databases with Drupal applications.
• Conduct peer code reviews, document technical work, and debug full-stack issues across environments.

Skills

Drupal full-stack

Twig templating

Security & compliance

CI/CD pipelines

Git version control

Front-end frameworks

Tools

Drupal

Twig

CI/CD tooling

Git

API integration

Job description

Role overview

A senior Drupal development role focused on architecting and maintaining secure, high-performing web applications for federal and government clients. The position is fully remote and requires a U.S.-based candidate with an active security clearance, combining full-stack Drupal engineering with strict accessibility, security, and performance standards.

Responsibilities

• Architect, build, and maintain enterprise Drupal solutions using custom PHP modules, Twig templating, and modern front-end frameworks.


• Enforce Drupal security best practices, perform site hardening, remediate vulnerabilities, and ensure compliance with Section 508 accessibility guidelines.


• Implement advanced caching strategies, query optimizations, and CDN configurations to maximize site speed, reliability, and scalability.


• Integrate third-party APIs, web services, and backend databases with Drupal applications.


• Conduct peer code reviews, create technical documentation, and debug complex full-stack issues across development, test, and production environments.

Requirements

• U.S. citizenship with an active Public Trust or active DoD security clearance, or eligibility to obtain a Public Trust clearance.


• Active DoD 8570.01-M / 8140 IAT Level II certification such as Security+ CE, CySA+, or CCNA Security.


• A minimum of five years of verifiable, hands-on full-stack Drupal development experience.


• Documented mastery of custom Drupal module and theme development.


• Deep understanding of Section 508 and WCAG 2.1 accessibility standards and the audit remediation process.


• Proven track record in Drupal caching architecture and performance optimization, plus familiarity with Git, CI/CD pipelines, and modern web development workflows.

Benefits and work setup

• Fully remote role.


• Equal opportunity employer statement covers non-discrimination on race, color, religion, sex, age, disability, military status, national origin, or any other characteristic protected under applicable law.