Principal Systems Engineer

Posted 73ds ago

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Job Description

Principal Systems Engineer at Accelint overseeing complex systems development and ensuring technical excellence across multidisciplinary teams.

Responsibilities:

  • Lead the development, decomposition, and management of system, subsystem, and interface requirements in alignment with customer needs and program objectives.
  • Collaborate with the engineering team to ensure requirements are traceable, verifiable, and aligned with mission performance.
  • Participate in subsystem architecture trades to balance performance, cost, schedule, and risk.
  • Review and approve technical approaches to ensure designs meet requirements and integrate cleanly at the system level.
  • Provide technical oversight and direction to subcontractors and suppliers delivering hardware, software, and system elements.
  • Review subcontractor designs, analyses, test plans, and test results for compliance with requirements and interfaces.
  • Review and approve subcontractor technical artifacts, including requirements, designs, test plans, and deliverables.
  • Serve as a technical interface between subcontractors, internal engineering teams, and government stakeholders.
  • Actively participate in technical reviews, ensuring technical rigor and risk mitigation with subcontractors and customers.
  • Mentor and develop junior and mid-level engineers, fostering strong systems engineering practices and technical growth.
  • Promote consistency in systems engineering processes, tools, and best practices across programs.
  • Foster a culture of continuous learning, technical curiosity, and accountability.
  • Support proposal and capture efforts by contributing technical approaches, requirements understanding, and engineering cost estimates.
  • Write technical content including white papers, technical sections of proposals, status reports, and internal documentation.
  • Deliver effective internal and external technical briefings.
  • Engage with customers and partners to understand technical needs and communicate SIE’s engineering capabilities.

Requirements:

  • Bachelor’s degree in Systems Engineering, Electrical Engineering, Mechanical Engineering, Computer Engineering, or a related technical field (Master’s preferred).
  • 10+ years of experience in systems engineering across complex, multidisciplinary systems.
  • Demonstrated ability to lead technical teams and influence across organizational boundaries.
  • Experience managing requirements, interfaces, and technical baselines throughout the system lifecycle.
  • Strong written and verbal communication skills, including experience with customer and executive-level briefings.
  • Active or ability to obtain a security clearance (if applicable).
  • Experience with subcontractor technical management.
  • Familiarity with Model-Based Systems Engineering (MBSE) and modern SE tools.
  • Experience in defense, aerospace, or other highly regulated technical environments.

Benefits:

  • Paid Time Off
  • Paid Company Holidays
  • Medical, Dental & Vision Insurance
  • Optional HSA and FSA
  • Base and Voluntary Life Insurance
  • Short Term & Long-Term Disability Insurance
  • 401k Matching
  • Employee Assistance Program