Principal Software Engineer

Riverstone Enterprise Solutions, an Envision company, delivers mission-focused technology solutions to the Intelligence Community. Since 2008, we have supported critical national security programs by building high-performing engineering teams and developing innovative enterprise solutions. Our engineers thrive in a collaborative, zero-bureaucracy environment where expertise is valued, ideas are heard, professional growth is supported, and every team member has the opportunity to make a difference.
We are seeking a motivated, career-oriented, and customer-focused Principal Software Engineer to join our team in Annapolis Junction, Maryland. This onsite position offers the opportunity to lead the design, development, and enhancement of complex software systems supporting mission-critical intelligence programs.

Primary Responsibilities:

• Develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets and real-time 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
• Serve as team lead at the level appropriate to the software development process being used on any particular project Design or implement complex database or data repository interfaces/queries
• Develop or implement algorithms to meet or exceed system performance and functional standards
• Assist with developing and executing test procedures for software components
• Develop software solutions by analyzing system performance standards, confer with users or system engineers; analyze systems flow, data usage and work processes; and investigate problem areas
• Modify existing software to correct errors, to adapt to new hardware, or to improve its performance
• Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design

Required Skills:

• Twelve (12) years’ experience as a Software Engineer in programs and contracts of similar scope, type, and complexity is required.
• Bachelor’s degree in computer science or related discipline from an accredited college or university is required. Four (4) years of additional experience on projects with similar software processes may be substituted for a bachelor’s degree.
• Experience with 3 OR 4 of the followings: Java, Spring Boot, MongoDB, Kubernetes, Rancher RKE2, Kalka, AWS; RHEL, LLMs, S3/Minio, Elasticsearch, Nifi
• Demonstrated expertise in managing large Kubernetes clusters, Large MongoDB clusters, or migrated large systems to AWS in a hybrid architecture.
• Knowledge and demonstrated experience in very large, complex systems developing Java Spring Boot application services.

Security Clearance Requirement:

• Current/Active TS/SCI with Full Scope Polygraph.