BAE Systems Inc.
BAE Systems Inc.Verified Source

Principal Systems Engineer, Ground Systems

118K–201K
Onsite · Denver, Colorado
Posted August 12, 2026
payroll

Overview

You own ground system design, development, and integration for DoD and government satellite programs at BAE Systems. In this role, you'll lead technical efforts across the full lifecycle, from requirements analysis through verification, while mentoring a cross-functional team in an Agile environment. Our ESA Strategic Capabilities Unit delivers high-impact technologies, so you'll collaborate with software, hardware, and test engineers to ensure mission success. Working on-site in Denver, you'll drive innovation and shape critical ground architectures for national security.

What You'll Do8

  • 1Design, develop, integrate, and test an enterprise satellite ground system, focusing on mission management and command & control.
  • 2Decompose system requirements and develop use cases using SysML diagrams, including Block and Activity Diagrams.
  • 3Author and maintain Interface Control Documents (ICDs) to ensure seamless subsystem integration.
  • 4Lead trade studies and performance analyses to guide architecture decisions.
  • 5Prepare and deliver technical presentations to customers and management at major reviews like SRR, PDR, and CDR.
  • 6Manage requirements in Jama or DOORS, ensuring traceability and verification attributes.
  • 7Guide program milestones such as TRR, FAT/SAT, and GCR to ensure readiness and acceptance.
  • 8Mentor junior engineers and function in a project leadership role, balancing cost, schedule, and performance.

Requirements10

  • 16+ years of systems engineering experience with a BS degree in Engineering or related field (MS/PhD may substitute for 2 years).
  • 2Active TS/SCI security clearance required.
  • 3Proficiency with MBSE tools and SysML/UML modeling (Block, Sequence, State Machine diagrams).
  • 4Hands-on experience with requirements management tools like Jama or DOORS.
  • 5Track record of developing SEMP, ICDs, and other ground CDRL artifacts.
  • 6Expertise in verification methods and support of test milestones such as TRR, FAT/SAT.
  • 7Knowledge of security processes including RMF, IATT, and ATO.
  • 8Experience with Agile development and DevSecOps practices, including CI/CD pipelines.
  • 9Familiarity with Atlassian tools (Jira, Confluence) in a technical environment.
  • 10Background in ground terminal, mission data processing, or cloud development environments preferred.

Salary Insight

$118 - $201k per year

Location

Typeonsite
LocationDenver, Colorado

Required Skills

TS/SCI security clearanceModel-Based Systems Engineering (MBSE)SysMLUMLJama or DOORSSystem modeling and simulationIntegration and test engineering
Share:

Similar open positions

Explore active roles that match your skills and interests.

BAE Systems Inc.

12h agoDenver, Coloradopayroll

Principal Software Engineer, Ground & Embedded Satellite

You will own development of satellite command and control, mission planning, and data analysis software at BAE Systems Space and Mission Systems. Your work spans C/C++, Rust, Python, and Ruby across a portfolio of space programs. You will join a cross-functional team of engineers in Denver, Colorado, delivering high-impact technology for national security missions. This role stands out for its breadth: you will work across the full software lifecycle, from requirements to integration, and shape CI/CD pipelines with Docker and Kubernetes. You will also collaborate with the Engineering, Science, and Analysis unit, driving innovation and continual learning in a mission-focused environment.

118K–201K
C++RustPython+11 more

Legion Technical Solutions LLC

14h agoDenver, Coloradopayroll

Senior Principal Systems Engineer – Space & ISR Programs

Lead system capability definition and architecture design for a premier national security space program. Own mission-critical capabilities supporting Space Intelligence Surveillance and Reconnaissance. Drive technical excellence across multidisciplinary engineering teams.

190K–205K
Model-Based Systems Engineering (MBSE)Cameo Systems ModelerPython+11 more

Raytheon

10d agoDenver, Coloradopayroll

Senior Systems Engineer Raytheon Denver

Design and lead satellite ground system solutions in Aurora CO. Apply MBSE to define interfaces and integrate mission critical capabilities. Partner with cross functional teams to deliver advanced systems while supporting national security missions. This role differs by focusing on senior leadership delivering complex integrated systems.

87K–165K
Model-Based Systems Engineering (MBSE)Agile developmentSatellite ground system development+7 more

REC_RTX_Ext_Gateway

19d agoDenver, Coloradopayroll

Principal Systems Engineer – Mission Integration Lead

Lead technical champion for vehicle missions delivering next generation satellite ground command and control. Own development integration delivery and transition ensuring capabilities meet program objectives. Drive risk resolution and collaborate across engineering teams. Represent mission area in engagements shaping technical solutions. Influence backlog priorities and foster continuous improvement. Unique role supporting Space Intelligence Surveillance Reconnaissance business.

Competitive salary
pythonawsreact+2 more
Apex Systems

Apex Systems

15h agoLos Angeles, Californiapayroll

Systems Engineer 2, Configuration Management & Hardware-Software Integration

You will own the technical baseline for SEA Systems, ensuring seamless transition of hardware-software systems to production in a cross-functional team environment. Reporting to the Systems Engineering department in Woodland Hills, you will lead configuration management processes and drive engineering rigor across the program lifecycle. This onsite role requires active Secret clearance and offers the chance to shape mission-critical defense systems from design through deployment. You will work directly with stakeholders to align technical decisions with program objectives, making a direct impact on system performance and reliability.

135K–196K
cross-functional team leadershipconfiguration managementhardware-software integration
The Boeing Company

The Boeing Company

14h agoLos Angeles, Californiapayroll

Associate or Mid-level Ground Systems Engineer for MILSATCOM Program

The Boeing Company seeks an Associate or Mid-level Ground Systems Engineer to develop next generation satellite ground systems in El Segundo CA. This role involves working on multiple phases of ground system development programs and collaborating across the MILSATCOM Program Team.

Competitive salary
systems engineeringrequirements analysistest plan development+2 more