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Computer Scientist Intermediate

Job

Sienna Systems Corporation

Sierra Vista, AZ (In Person)

$78,000 Salary, Full-Time

Posted 3 weeks ago (Updated 2 weeks ago) • Actively hiring

Expires 6/19/2026

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Job Description

Sienna Systems is seeking a motivated and skilled Intermediate Computer Scientist to support Verification, Validation, and Accreditation (VV&A) activities on the Joint Interoperability Test Command (JITC) Test Evaluation and Certification II Services (TEC II) program, in support of the MAMBA task order at Fort Huachuca, Arizona. The ideal candidate will have a strong technical background and the ability to collaborate effectively with cross-functional teams.
Key Responsibilities:
Collaborate with cross-functional teams, including analysts, software and system engineers, and OT&E personnel, to document and exercise VV&A processes for identified applications/systems. Coordinate with team members to acquire adequate VV&A evidence supporting VV&A plans, products, and reports. Operate and troubleshoot applications/systems during VV&A efforts and support producing test reports and other evidence as needed. Support preparing and presenting VV&A analysis results. Develop scripts and tools to assess performance parameters identified in VV&A plans and document the results, as necessary. Support gathering, preparing, and presenting application/system tool use metrics. Coordinate the setup and maintenance of systems used for VV&A efforts. Install and configure applications/systems in compliance with program instructions, ensuring functionality, and documenting configurations and results. Write detailed use cases describing how users will interact with MAMBA, capturing the functional requirements. Maintain accurate documentation of VV&A processes and results, ensuring traceability and compliance with industry standards. Support the continuous improvement of VV&A processes and methodologies within the project. Develop comprehensive documentation for integrated tools, including user manuals and technical guides. Organize and conduct training sessions for end-users and technical staff to ensure smooth adoption of the integrated tools. Gather user feedback on support provided and analyze it to identify areas for improvement, implementing changes as needed. Regularly update the
TRMC MAMBA
website to reflect current project information, application/system VV&A status, milestones, timelines, and future plans. Ensure all created documents and web pages conform to Section 508 Accessibility Standards. Plan and track tasks using Agile Scrum methodology.
Required Qualifications:
Active DoD Secret security clearance Master's degree; or a Bachelor's degree and at least 2 years of experience.
Professional certification:
CompTIA Security+ Experience in VV&A activities and project support Strong technical skills and the ability to troubleshoot applications/systems Proficiency in developing scripts and tools for performance assessment Excellent communication and collaboration skills Experience with Agile Scrum methodology Knowledge of Section 508
Accessibility Standards Preferred Skills:
Experience in documenting and exercising VV&A processes Ability to coordinate with cross-functional teams and manage VV&A evidence Strong analytical and problem-solving skills Experience in developing comprehensive documentation and user manuals Ability to organize and conduct training sessions for end-users and technical staff
Salary:
$76,000 - $80,000 based on experience Job location:
Fort Huachuca, Arizona Company Benefits:
Medical/dental/vision insurance 401(k) plan: 4% matching, immediate vesting, no restrictions 3 weeks Paid Time Off (PTO) 11 Federal Holidays Long- and short-term Disability coverage Company-sponsored Life Insurance coverage Hiring Referral Bonus #LI-AC1