Senior Principal Systems Engineer Jobs in Manassas, VA

Join the AI Engineering team to create Reddit-native LLMs, enhancing model safety and performance through innovative evaluation and fine-tuning pipelines, while collaborating with expert engineers to...

Lead the charge in enhancing enterprise systems for the Army National Guard, delivering vital IT infrastructure and cybersecurity support while optimizing performance across a vast network of operatio...

Lead a dynamic Threat Operations team of 25+ engineers driving security against evolving threats. Foster collaboration with cross-functional teams, enhancing HubSpot's security posture while ensuring...

Pioneer the development of advanced submarine imaging systems by translating mission requirements into robust operational concepts and managing integration and testing efforts across multidisciplinary...

Drive efficiency by leading a dynamic project team overseeing construction management. Act as the primary contact for government representatives while ensuring project milestones and quality standards...

Lead and transform mission-focused systems engineering initiatives, driving digital architecture and model-based solutions. Collaborate with stakeholders to create scalable, secure systems that enhanc...

Champion operational autonomy as a Systems Engineer, focusing on system-level requirements for spacecraft bus integration, collaborating across subsystems to define concepts and enhance automated oper...

Grow your career with a dynamic team focused on enhancing vital applications for national defense. Collaborate in an Agile environment, applying your software engineering expertise to innovate and mod...

Transform the future of Navy C5ISR by identifying growth opportunities, managing capture strategies, and developing winning proposals. Collaborate with leaders and technical teams to drive successful...

Drive project success by coordinating engineering and field activities for new construction and renovations. Collaborate with teams to ensure customer satisfaction while maintaining financial results...

Deliver innovative data solutions by orchestrating complex pipelines and leveraging tools like Databricks, PySpark, and Airflow. Collaborate with teams to enhance data processes while following best p...

Elevate your career by providing strategic guidance and analytical support to national security missions, developing solutions, and applying expertise to assist in systems engineering and program mana...

Join a team that's dedicated to designing and optimizing cloud infrastructure. Leverage your AWS and DevOps expertise to build scalable, secure CI/CD pipelines, and mentor junior engineers while drivi...

Shape the future of a critical training program by coordinating technical operations, facilitating collaboration across departments, and enhancing workforce development through effective project manag...

Drive enterprise transformation initiatives by integrating mission needs with technical execution in GEOINT systems. Collaborate across teams to modernize architectures, lead integration projects, and...

Shape seamless solutions by leveraging full-stack capabilities and driving impactful software development. Collaborate with teams to tackle complex challenges while focusing on system improvements and...

Champion complex propellant engineering projects, ensuring safety, compliance, and quality while mentoring teams and managing stakeholder relations in a high-energy production environment...

Drive innovative aerospace design by creating 3D models and prototypes using CAD software. Collaborate with a multi-disciplinary team, applying engineering principles and creativity to develop ground...

Join a dynamic team to engineer and manage robust database solutions while enhancing operational efficiency through software development and automation practices. Collaborate on complex projects with...

Drive national security efforts by managing complex Department of Defense contracts, ensuring high-quality service delivery and fostering collaboration among diverse teams to meet client objectives ef...

Join a team that's dedicated to delivering high-quality software solutions. Collaborate with cross-functional teams to execute testing strategies, ensuring reliability and performance throughout the d...

Join a team that's redefining software engineering. Collaborate with smart peers to design, build, and deploy impactful applications using Agile principles, while enjoying remote work flexibility and...

Oversee a team of software engineers, driving expert forensics analysis and automated testing across mobile and desktop platforms, propelling innovation and improving system security through leadershi...

Drive end-to-end execution of presales programs, ensuring alignment across functions, managing risks, and facilitating smooth operations for complex deals, while optimizing processes to support busine...

Drive your career as a Specialized Infrastructure Services Engineer, optimizing end user architectures and system administration. Collaborate across teams to develop solutions for complex challenges w...