Legion Technical Solutions LLCVerified Source

Senior Principal Systems Engineer – Space & ISR Programs

190K–205K
Onsite · Denver, Colorado
Posted August 12, 2026
payroll

Overview

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.

What You'll Do11

  • 1Define and elaborate system capabilities features and functional requirements
  • 2Develop system architecture concepts and interface definitions
  • 3Analyze system behavior through operational scenarios and use cases
  • 4Partner with Integration & Test teams to automate test procedures and analyze results
  • 5Investigate software and hardware integration issues and drive technical resolutions
  • 6Support Agile Program Increment planning backlog management and team capacity planning
  • 7Assist with Earned Value Management execution and program performance tracking
  • 8Collaborate with engineering leadership and program management to achieve technical schedule and cost objectives
  • 9Perform root cause analysis of system anomalies
  • 10Participate in technical reviews design reviews and customer technical interchange meetings
  • 11Own and lead Agile Systems Engineering initiatives

Requirements14

  • 1Bachelor`s degree in Engineering Computer Science Mathematics Physics or another STEM discipline
  • 210+ years of systems engineering experience supporting complex software or hardware development programs
  • 3Experience across the systems engineering lifecycle
  • 4Experience with one or more of the following: Concept of Operations Capability and feature development Functional analysis Interface definition and control Program Increment planning and execution
  • 5Experience supporting U.S. Government programs
  • 6Experience working within Agile development environments
  • 7Preferred: Experience with Space ISR mission management or large-scale ground systems
  • 8Jira Confluence Bitbucket or similar Agile collaboration tools
  • 9Model-Based Systems Engineering Cameo Systems Modeler
  • 10Python Bash Perl Groovy or Ruby scripting
  • 11Automation development and engineering productivity tooling
  • 12Test automation frameworks such as Cucumber Gherkin or Behave
  • 13IBM DOORS or other requirements management platforms
  • 14Strong communication collaboration and technical leadership skills

Salary Insight

$190 - $205k per year

Location

Typeonsite
LocationDenver, Colorado

Required Skills

Model-Based Systems Engineering (MBSE)Cameo Systems ModelerPythonBashPerlGroovyRubyJiraConfluenceBitbucketIBM DOORSCucumberGherkinBehave
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