Signal Engineer Sr Principal

Job ID: 2616794

Location: Chantilly, VA, US

Date Posted: 2026-09-16

Category: Engineering and Sciences

Subcategory: Signal Engineer

Schedule: Full-Time

Shift: Day Job

Travel: No

Minimum Clearance Required: TS.SCI

Clearance Level Must Be Able to Obtain: TS/SCI with Poly

Potential for Remote Work: ORA_ON_SITE

Description

SAIC is seeking a target-tracking Radar Signals Engineer to support modeling, simulation, and analyses of scenarios with radars tracking satellites in all types of Earth orbits. Your work will drive critical national decisions and include:

• Satellite-tracking radar signal designs and signal processing algorithms
• Antenna design and analyses
• Performance analyses of satellite target detection, acquisition, tracking and characterization
• Optional: Radar return modeling using 3D satellite models

As part of an agile team including experts in astrodynamics, optical sensing, and AI you will collaboratively simulate mission operations concepts at-scale with support from our High Performance Computing specialists. You can expect regular opportunities to meet with and optionally present findings to local senior government customers.

• Use programming languages such as Python, C++, MATLAB, or others to leverage existing analysis tools and develop new ones
• Conduct independent trade studies and technical assessments
• Review and validate algorithms and results provided by external teams
• Develop and optionally present actionable technical briefings

Salary range: $190,000 - $230,000, based on qualifications listed below, plus company 401(k) match and discounted employee stock purchase plan.

Growth and career progression: You will have access to mentoring by highly experienced experts in radars, optics, astrodynamics, AI and many other fields. Senior staff will have opportunities to serve as principals and team leaders. Managers will maintain open communications to ensure that you thrive.

Flexible schedule: On-site core collaboration hours from 10 am to 3 pm, options to work nine or eight days out of every two weeks.

Stability: Our team supports a fully-funded prime contract with the government. Additionally, our radar analysts routinely support other prime contracts as-necessary. As a large company with a major presence in Northern Virginia, SAIC offers a broad array of work opportunities for employees locally as well as nationally.

Qualifications

Education degree: Electrical Engineering, Applied Math, Physics, or a related technical field

Education and minimum professional experience:

• Bachelor's plus 14 years, or Master's plus 12 years, or PhD plus nine (9) years

Experience: Target-tracking radar signals

Programming: Python, C++, MATLAB, or similar

Clearance: TS/SCI required and must have or be able to pass polygraph test

Target salary range: $200,001 - $240,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.


SAIC is a premier technology integrator providing full life cycle services and solutions in the technical, engineering, intelligence, and enterprise information technology markets. SAIC is Redefining Ingenuity through its deep customer and domain knowledge to enable the delivery of systems engineering and integration offerings for large, complex projects. SAIC's approximately 15,000 employees are driven by integrity and mission focus to serve customers in the U.S. federal government. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $4.5 billion. For more information, visit saic.com. For information on the benefits SAIC offers, see .