Principal Systems Analyst / EngineerLocation: Washington, DCPosition Type: Contract to ) Rate: DOEKey ResponsibilitiesSystem Lifecycle & Documentation: Lead the creation of Project Life Cycle Management (PLM) artifacts, including business process maps, functional requirements, and technical specifications.Deployment & Infrastructure Support: Drive the deployment of new digital signage and information components while providing essential O&M support for legacy vendor hardware and software interfaces.Hardware & Software Troubleshooting: Identify and resolve deficiencies in both physical hardware components and backend systems (OS, App, DB, Network) to ensure high system availability.Agile Integration: Collaborate within an integrated team environment using SAFe Agile methodologies to manage user stories, test plans, and scripts via Jira and Confluence.Technical Advocacy: Act as a subject matter expert and confident presenter to project teams and stakeholders regarding system architecture and project roadmaps.Environment Management: Oversee and automate Linux-based environments, managing network configurations (DNS, HTTP, SNMP) and firewall protocols (iptables/firewalld).End-to-End Quality Assurance: Develop and execute comprehensive test scripts to validate performance across distributed messaging platforms, including Kafka or RabbitMQ.QualificationsExperience: Bachelor's degree in CS, Systems Engineering, or a related field (or 10+ years of relevant work experience) in high-visibility, mission-critical environments.Full-Stack Technical Depth: Strong proficiency in Java, Spring Boot, Node.js, and modern frontend frameworks (Angular or React).Systems & Networking: Deep knowledge of Linux Operating Systems, cloud platforms (AWS, Azure, or GCP), and network security protocols.Specialized Expertise: Proven background in troubleshooting the intersection of software and physical hardware components in a field or facility environment.Software Toolset: Mastery of Microsoft Office 365 (including Project and Visio), ServiceNow, BitBucket, and Git version control.Analytical Problem-Solving: Ability to resolve complex technical constraints and navigate the challenges of supporting both modern and legacy technologies.