Hiring: Principal Software Engineer Company: Riverstone Enterprise Solutions Location: Annapolis Junction, MD Job Posted Time: 2026-09-16 14:49:15 Employment Type: Hybrid Target Skills & Keywords : AWS, Elasticsearch, Java, Kubernetes, LLM, MongoDB, RHEL, Rancher, S3, Spring Boot About the job Required Skills: •Develops, maintains, and enhances complex and diverse software systems (e.g., processingintensive analytics, novel algorithm development, manipulation of extremely large data sets and realtime systems). •Analyze user requirements to derive software design and performance requirements •Debug existing software and correct defects •Provide recommendations for improving documentation and software development process standards •Design and code new software or modify existing software to add new features •Integrate existing software into new or modified systems or operating environments •Develop simple data queries for existing or proposed databases or data repositories •Write or review software and system documentation Qualifications: •Current/Active TS/SCI with Full Scope Polygraph. •100% employerpaid medical, dental, and vision coverage •100% Employerpaid life and disability insurance •Approximately 10% employer 401(k) contribution, fully vested immediately, with no employee contribution required •Five weeks of PTO + 10 Federal holidays •5% annual performance or merit bonus •Riverstone Enterprise Solutions, an Envision Company is an equal-opportunity employer. All Qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, veteran's status, age, disability or any other basis prohibited by law. Compensation: •$8,000 - $16,000 / year •100% employerpaid medical, dental, and vision coverage Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!