Principal Systems Engineer — National Security Lead

Leidos; Columbia (MD); On-site; USD 167,000 - 278,000; Full time

Benefits offered by this job

401K with company match

Paid time off

Flexible schedules

Education and training support

Job summary

Leidos is seeking a Principal Systems Engineer (SE-3) to drive requirements derivation and refinement for a mission-critical program in the National Security Sector. You will collaborate with software developers, SMEs, and analysts to shape system architectures, CONOPs, and development artifacts, while leading a growing team and delivering critical status updates.

The role emphasizes proactive leadership, strong communication, and extensive SE experience in complex programs, with a Top

Qualifications

• 20 years of SE experience in programs and contracts of similar scope, type, and complexity.
• Bachelor's degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline; 5 years of additional SE experience may substitute for a degree.
• Clearance: Top Secret/SCI with Polygraph

Responsibilities

• Derive functional, system, and performance requirements
• Develop CONOPs and architecture diagrams
• Develop schedules for features and perform backlog grooming
• Write or review documentation
• Lead the team and create status reports

Skills

Leadership

Agile methods

Requirements derivation

Systems engineering

Team coordination

Education

Bachelor's degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline

Tools

Jira

Confluence

MS Project

Visio

Job description

Leidos is seeking a Principal Systems Engineer (SE-3) to drive requirements derivation and refinement for a mission-critical program in the National Security Sector. You will collaborate with software developers, SMEs, and analysts to shape system architectures, CONOPs, and development artifacts, while leading a growing team and delivering critical status updates.

The role emphasizes proactive leadership, strong communication, and extensive SE experience in complex programs, with a Top