Software Developer - Level III

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Full Time Professional Arlington, VA, US

2 days ago Requisition

Salary Range: $ To $ Annually

Job Title:
Software Developer III

Location: Remote/Hybrid - DHS CISA; approved remote work location within the 50 United States or the District of Columbia. Government facility attendance may be required.

Work Schedule: Monday through Friday, 8:00 a.m. to 5:00 p.m. Eastern Time; core availability 9:00 a.m. to 3:00 p.m., excluding federal holidays.

Security Requirements: Must successfully complete the required DHS/CISA background investigation and obtain and maintain a favorable Entry on Duty (EOD)/fitness determination and authorized system access. Public Trust processing is subject to DHS/CISA personnel security requirements.

Work Authorization: Must be authorized to work in the United States and meet DHS/CISA personnel and system access requirements.

AttainX is seeking a Software Developer III to build and maintain secure digital agreement workflows and application integrations for CISA’s Docu Sign environment. The position translates approved requirements and architecture designs into working software, automates envelope creation and routing, integrates enterprise systems, and supports records capture, testing, and controlled deployment. The developer works with architects, Dev Sec Ops  engineers, security engineers, data analysts, and administrators to deliver reliable, accessible solutions.

Qualifications and

Education Requirements:

• Three (3) to five (5) years of related software development or application integration experience, including implementation and testing of APIs and automated workflows.
• A bachelor’s degree in computer science, information systems, software engineering, or a related field or equivalent relevant education, training, and experience is preferred.
• Experience developing and troubleshooting REST API integrations, webhooks, connectors, or plugins and implementing reliable event processing, error handling, and recovery.
• Experience integrating SaaS applications with enterprise identity, Microsoft 365, or business systems and applying secure authentication, authorization, and credential-handling practices.
• Experience with version control, code review, automated testing, defect resolution, and controlled software releases.
• Ability to implement metadata mapping, records capture, audit logging, and retention-related rules from approved business and records requirements.
• Ability to develop technical documentation and contribute to accessibility testing, security testing, and deployment evidence under applicable Federal, DHS, and CISA requirements.
• Hands-on Docu Sign eSignature API or SDK, Connect webhook, template, and routing experience is preferred.
• Experience supporting Federal systems, NARA records requirements, Section 508 accessibility, and security authorization activities is preferred.
• Experience working with CI/CD pipelines, Infrastructure as Code, and automated security checks in collaboration with Dev Sec Ops  teams is preferred.
• A relevant software development or cloud development certification is preferred.
• Must be a US citizen with the ability to obtain and maintain the required DHS/CISA Entry on Duty or fitness determination, background investigation, and authorized system access.

Job Duties:

• Participate in requirements workshops and translate approved workflows, architecture designs, and acceptance criteria into maintainable code and implementation activities.
• Develop plugins, connectors, and custom APIs that integrate Docu Sign with Microsoft 365, enterprise identity systems, and contract or…