JT4, LLC provides engineering and technical support to multiple western test ranges for the U.S. Air Force, Space Force, and Navy under the Joint Range Technical Services Contract, better known as J-Tech II. JT4 develops and maintains realistic, integrated test and training environments and prepares our nation's war-fighting aircraft, weapons systems, and aircrews for today's missions and tomorrow's global challenges.
-- Essential Functions/Duties
The Computer Scientist II provides mid‑level software engineering support for the development, enhancement, and sustainment of systems that enable mission‑critical operations. This role requires strong foundational programming skills, the ability to work within established development workflows, and a commitment to producing reliable, maintainable, and secure software.
Furthermore, the Computer Scientist II participates in the full software development lifecycle, including requirements analysis, design, implementation, testing, documentation, and troubleshooting. The position collaborates closely with senior engineers, cross‑functional teams, and technical leads to deliver high‑quality solutions that meet program objectives and comply with applicable cybersecurity and configuration‑management standards.
Primary Responsibilities
Core Technical Skills (Required)
Technical Skills (Desired)
Desired Qualifications
Requirements -- Education, Technical, and Work Experience
A bachelor's degree in an associated discipline and either two years of related experience or a master's degree in an associated discipline are required for this position.
In addition, a Computer Scientist II must possess the following qualifications:
Benefits
Other Responsibilities
Each employee must read, understand, and implement the general and specific operational, safety, quality, and environmental requirements of all plans, procedures, and policies pertaining to their job.
Working Conditions
Work is performed in a typical office environment with no unusual hazards. Occasional lifting (up to 20 pounds), constant sitting while using the computer terminal, constant use of sight abilities while reviewing documents, constant use of speech/hearing abilities for communication, and constant mental alertness are required.
Travel to remote company work locations may be required.
Disclaimer
The above statements are intended to describe the general nature and level of work being performed by personnel assigned to this classification. They are not intended to be construed as an exhaustive list of all responsibilities, duties, and skills required of persons so classified.
Tasking is in support of a federal government contract that requires U.S. citizenship. Some jobs may require a candidate to be eligible for a government security clearance, state-issued driver's license or other licenses / certifications and the inability to obtain and maintain the required clearance, license or certification may affect an employee's ability to maintain employment.
SCC: JSD12; JCORP12

With more than 160 orthopedic specialists in 36 locations in Virginia, OrthoVirginia is Virginia’s largest provider of orthopedic medicine and one of the leading providers of physical, hand and occupational therapy. As one of the largest orthopedic specialty practices in the country, OrthoVirginia’s nationally-recognized physicians provide advanced surgical and non-surgical care to patients of all ages.
OrthoVirginia is the official Orthopedic and Sports Medicine Partner of the Washington Commanders.
Our offices include on-site physical, hand and occupational therapy, surgery centers, and diagnostic imaging including x-ray, ultrasound and MRI. As an independent practice, our physicians are invested in providing comprehensive care to patients in our communities. We support local community organizations with financial and medical assistance to help build the wellness of people living in our cities and neighborhoods.
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