Senior Principal Systems Engineer

Clearance Requirements:Requires a Bachelor’s degree in Systems Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 10+ years of job-related experience, or a Master's degree plus 8 years of job-related experience. Agile experience preferred. Clearance Requirements: Ability to obtain a Department of Defense TS/SCI security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required.ROLE AND POSITION OBJECTIVES:RELOCATION PACKAGE AVAILABLESIGN-ON BONUS AVAILABLEAs Space Command & Control System Software Systems Engineer, you’ll join a cross functional team supporting our nation's missile defense initiatives.Seeking an experienced Software Systems Engineer to design and develop mission-critical space command and control systems. The ideal candidate will architect scalable, secure solutions leveraging cloud-native technologies, modern software design principles, and model-based systems engineering approaches.Key ResponsibilitiesDesign and implement software architectures for space C2 systems following enterprise design patterns and best practicesDevelop system models using MBSE methodologies to ensure requirements traceability and system coherenceDevelop and optimize distributed systems using message-driven architecturesArchitect cloud-based solutions in AWS GovCloud environments at IL4/5/6 classification levelsImplement and manage service mesh architectures for microservices communication and securityLead container orchestration and microservices deployment strategiesDesign and optimize database schemas for high-performance mission systemsTechnical Skills RequiredCloud Platforms: Hands-on experience with AWS GovCloud services at IL 4/5/6Software Design: Strong foundation in design patterns, SOLID principles, and enterprise architecture frameworksMBSE Tools: Experience with Model-Based Systems Engineering using MagicDraw or similar tools (Cameo Systems Modeler, Rhapsody)Service Mesh: Proficiency with Istio or similar service mesh technologies (Linkerd, Consul)Message Systems: Proficiency with Apache Kafka, message bus architectures, and event-driven designCaching Solutions: Experience with Redis/Valkey for in-memory data optimizationDatabase Design: Expertise in relational and NoSQL database design and optimizationContainer Orchestration: Production experience with Kubernetes and cloud-native architecturesProgramming: Proficiency in modern languages (Java, Python, Go, or similar)Preferred QualificationsExperience with space systems or satellite ground segmentsKnowledge of SysML and systems modeling standardsUnderstanding of zero-trust architecture and mTLS implementationsKnowledge of DevSecOps practices and CI/CD pipelinesFamiliarity with DoD security requirements and compliance frameworksOur Commitment to You:An exciting career path with opportunities for continuous learning and development.Research oriented work, alongside award winning teams developing practical solutions for our nation’s securityFlexible schedules with every other Friday off work, if desired (9/80 schedule)Competitive benefits, including 401k matching, flex time off, paid parental leave, healthcare benefits, health & wellness programs, employee resource and social groups, and moreSee more at gdmissionsystems.com/careers/why-work-for-us/benefitsWorkplace Options:This position is fully remote/telework, fully on-site, OR Hybrid/Flex.If on-site, you will be a part of the Pittsburgh or Scottsdale offices.This estimate represents the typical salary range for this position based on experience and other factors (geographic location, etc.). Actual pay may vary. This job posting will remain open until the position is filled.USD $183,371.00 - USD $203,428.00 /Yr.General Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. With a global team of 12,000+ top professionals, we partner with the best in industry to expand the bounds of innovation in the defense and scientific arenas. Given the nature of our work and who we are, we value trust, honesty, alignment and transparency. We offer highly competitive benefits and pride ourselves in being a great place to work with a shared sense of purpose. You will also enjoy a flexible work environment where contributions are recognized and rewarded. If who we are and what we do resonates with you, we invite you to join our high-performance team!Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Created: 2026-01-21