Prepare, review, and/or contribute to preparation of certification documentation such as: Project Specific Certification Plans (PSCP), Compliance Check Lists (CCL), Company Avionics Test Plans, Company Electrical Systems Test Plans, Certification Test Plans (Avionics & Electrical). While performing the duties of this job, the employee is occasionally required to stoop, kneel, crouch, or crawl; and frequently required to stand; walk, use hands to finger, handle, or feel; reach with hands and arms; and talk or hear.