Senior Digital Signal Processing Engineer

CACI International•Aberdeen Proving Ground, MD

1d•$108,400 - $227,500•Hybrid

About The Position

CACI is currently looking for a Senior Digital Signals Processing Engineer to join our team developing next generation signals intelligence (SIGINT) for the U.S. Army. Join this passionate team of industry-leading individuals on a program that leverages the best practices developing DSP algorithms for real-time or near-real-time systems to deliver state-of-the-art capability in support of our nation’s warfighters. As a member of the CACI Team, you will support the men and women charged with safeguarding the American people and enhancing the Nation’s safety, security, and prosperity.

Requirements

Bachelor’s degree in electrical engineering, Computer Engineering, Physics, Mathematics, or related field.
8+ years of experience in Digital Signal Processing, RF systems, or wireless communications.
U.S. citizenship
TS/SCI Clearance with CI Poly
Strong programming skills in, C/C++, Python, MATLAB/Simulink
Experience developing DSP algorithms for real-time or near-real-time systems.
Radio Frequency (RF) and Communications Expertise
Effective Isotropic Radiated Power (EIRP) Measurement Experience

Nice To Haves

Strong understanding of RF propagation, antenna theory, EIRP calculations, G/T measurements, path loss modeling and spectrum analysis
Experience with SATCOM systems, terrestrial wireless networks, SIGINT or EW systems
Experience designing and implementing algorithms for signal detection, frequency estimation, power estimation, channel characterization, noise/interference mitigation, and direction finding
Experience developing methods and systems to estimate transmitter EIRP from collected RF measurements, calibrate measurement systems, correct for propagation losses, account for antenna gain patterns, and quantify measurement uncertainty
Familiarity with Linux development environments, Git, CI/CD workflows, containerization (Docker), Ansible, and Cobbler
Ability to define measurement requirements, develop verification and validation plans, analyze system performance, and support field testing and data collection campaigns
Experience working across multidisciplinary teams with RF engineers, antenna engineers, software engineers, and test engineers
Experience processing IQ sample data, spectral data, and telemetry and measurement datasets
Strong understanding of FFTs, digital filtering, estimation theory, statistical signal processing
Ability to validate measured EIRP against theoretical link budget predictions.
Experience analyzing field-collected RF measurement data.
Experience generating RF coverage and EIRP maps.
Familiarity with, Geographic Information System (GIS) concepts, Terrain databases, Geospatial coordinate systems, digital elevation models (DEM)
Ability to develop visualization products showing coverage contours, signal strength heat maps, EIRP distribution, measurement confidence intervals
Experience building scalable data-processing pipelines.
Experience with SATCOM software and systems
Experience with geolocation and emitter characterization techniques.
Familiarity with NSA software
Experience with airborne or spaceborne RF sensing systems.

Responsibilities

Lead technical development on a new project for the customer.
Serve as the DSP subject matter expert for RF measurement and mapping activities.
Develop and deploy algorithms that estimate Effective Isotropic Radiated Power (EIRP) within defined accuracy requirements.
Process large-scale RF measurement datasets and generate geospatial EIRP coverage products.
Lead technical investigations of measurement discrepancies and propagation anomalies.