Principal Nuclear Detection Systems Engineer

Principal Nuclear Detection Systems Engineer

Job ID: 2616360

Location: El Segundo, CA, United States

Date Posted: Sep 1, 2026

Category: Engineering and Sciences

Subcategory: Systems Engineer

Schedule: Full-Time

Shift: Day Job

Travel: Yes - 10% of the time

Minimum Clearance Required: Secret

Clearance Level Must Be Able to Obtain: Top Secret

Potential for Remote Work: Hybrid

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Job Description

Description

Make a difference for national security by joining a team of dedicated professionals in El Segundo, CA who assist the US Space Force in developing and deploying the satellites and ground systems for Nuclear Detection System (NDS) capabilities. These systems provide timely and critical nuclear detection data to our warfighter to ensure national security mission success.

Our Systems Engineering & Integration (SE&I) team has an immediate need for a hybrid Principal Nuclear Detection System Engineer (USNDS) in El Segundo, CA with mission experience in space/ground systems for the management, development, and deployment of NDS systems to ensure on-time delivery of capabilities. As a SE&I professional, candidates will provide System Engineering (SE) services across all SE disciplines with emphasis in integration and test toward delivering operational capabilities into an enterprise system architecture.

Job Responsibilities:

• Provide Systems Engineering expertise with focus on Ground software development and verification to SSC NDS program office as a member of the SE&I team.

• Support Ground System DT&E, OT&E and associated milestone deliverables reviews and design maturity assessment.

• Perform requirement definition & allocations, refine enterprise operational concepts, evolve system architectures, and develop verification methodologies toward operational acceptance.

• Conduct and maintain the program technical baseline including Requirements Specification, ICDs, and Systems Engineering processes.

• Conduct mission analysis to define technical requirements and interfaces, provide analysis of alternatives, guide development, evaluate expected performance against requirements and mission needs.

• Perform milestone readiness reviews to demonstrate the design meets milestone criteria, specifications and specified customer requirements.

• Collaborate with internal and external stakeholders including executive officials, military officers, development contractors, and end users.

• Develop briefings and assessments to a variety of audiences and must be able to convey information in a clear and articulate manner to Government leadership.

Qualifications

Required Education, Experience, and Qualifications:

• Active Secret Clearance and willing to obtain a Top Secret clearance

• Bachelor's Degree and nine (9) or more years of experience. Masters Degree and (7) or more years of experience

• Experience with systems development, integration & test throughout the lifecycle

• Relevant DoD space and ground system development experience

• Experience leading combined hardware and software integration activities

• Experience with space-ground systems architectures and lifecycle support

• Experience implementing agile development techniques

• Strong leadership, interpersonal communications skills

• Experience in collaborating with Government & contractor teams

Desired Education, Experience, and Qualifications:

• Master's Degree in engineering, science or related technical field

• Experience in large Government systems development and acquisition

• Thorough understanding of SSC space & ground systems, including Navigation, Missile Warning, and NDS systems design, integration and test

• Active TS or TS/SCI Clearance

Target salary range: $160,001 - $200,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.

Overview

SAIC accepts applications on an ongoing basis and there is no deadline.

SAIC is a premier mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. We integrate emerging technology, rapidly and securely, into mission critical operations that modernize and enable critical national imperatives.

We are approximately 23,000 strong; driven by mission, united by purpose, and inspired by opportunities. SAIC is an Equal Opportunity Employer. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.3 billion. For more information, visit saic.com. For ongoing news, please visit our newsroom.

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