SharePoint Developer

About The Company

Allen Integrated Solutions LLC supports customers engaged in complex technology and mission-critical programs. We assemble skilled professionals to deliver practical, high-quality solutions within demanding environments, emphasizing collaboration and responsible execution. Our culture values employees who take ownership of their work, communicate with clarity, and contribute directly to the success of project teams and customer missions.

About The Role

We are seeking a Senior SharePoint Developer for an onsite position in Fort Belvoir, Virginia (United States). This role is ideal for experienced developers capable of building, customizing, testing, and maintaining robust SharePoint solutions while adhering to established software development best practices. You will provide hands-on technical expertise, mentor junior personnel, and collaborate with project managers and stakeholders to deliver reliable applications.

Clearance Requirements

This position requires an active TS/SCI clearance with a CI Polygraph. Candidates must possess SBI (Secret) and the ability to attain SI, TK, G, HCS, and NATO Secret clearances. A DoD IAT Level II or Intermediate certification is mandatory.

Qualifications

• At least 8 years of SharePoint development experience, including custom code creation/modification (web parts) and workflow management.
• Minimum of 5 years in software development lifecycle processes (SDLC, Agile, Scrum, or Lean).
• Experience mentoring junior personnel on best practices; documenting defects in bug-tracking systems; conducting unit, system, functional, and user acceptance testing.
• Strong proficiency with HTML, CSS, JavaScript, and jQuery for at least 5 years.
• Valid DoD IAT Level II or Intermediate certification is required.

Responsibilities

• Develop, customize, and maintain SharePoint solutions supporting customer needs.
• Create/modify web parts, workflows, and related components using appropriate coding practices.
• Participate throughout the SDLC to understand requirements, implement changes, and support delivery.
• Plan and execute testing (unit/system/functional/UAT) as needed.
• Identify, document, and track defects; communicate findings to developers/project managers.
• Mentor junior team members by sharing knowledge and encouraging consistent practices.
• Maintain clear technical documentation while adhering to security and quality procedures.