Senior Space Systems Engineer – TS/SCI + Poly

Leffler Consulting; Chantilly (VA); On-site; USD 120,000 - 160,000; Full time

Benefits offered by this job

Medical, dental, vision coverage

Disability coverage

Paid leave and holidays

Employee assistance program

Employee referral program

Job summary

Leffler Consulting is seeking a Space Systems Engineer to join our on-site team in Chantilly, VA. The role requires an active TS/SCI clearance with CI poly and involves lifecycle systems engineering for space systems including ground command and control elements.

You will develop requirements, coordinate verifications, support design reviews, and mentor customer personnel in architecture and verification methodologies. A STEM degree and 10+ years in related work are expected.

Qualifications

• Bachelor’s degree in a STEM field.
• 10+ years of experience in systems engineering or space system acquisition.
• Active TS/SCI clearance with polygraph.
• Experience with DoD/IC satellite systems and lifecycle from acquisition through operations.
• MBSE experience is a plus.

Responsibilities

• Develop and manage system and segment-level requirements.
• Coordinate specification development, verification, and validation across contractors and enterprise organizations.
• Support technical reviews, design evaluations, integration, and commissioning of new capabilities.
• Lead interface definition and change coordination with internal and external partners.
• Contribute to system CONOPs development, ground site integration, and on-orbit validation activities.
• Provide subject matter expertise for systems engineering process oversight and risk identification.
• Mentor customer personnel in system architecture and verification methodologies.

Skills

MATLAB

Python scripting

Communication

Leadership

Problem solving

Collaboration

DoD/IC satellite systems knowledge

Education

Bachelor's degree in STEM

Tools

MBSE tools

Job description

Leffler Consulting is seeking a Space Systems Engineer to join our on-site team in Chantilly, VA. The role requires an active TS/SCI clearance with CI poly and involves lifecycle systems engineering for space systems including ground command and control elements.

You will develop requirements, coordinate verifications, support design reviews, and mentor customer personnel in architecture and verification methodologies. A STEM degree and 10+ years in related work are expected.