Skills within the department include software engineering; signal and image processing; statistical inference; data fusion; image registration; pattern recognition; radiometric calibration; compressive sensing; human‑computer interfaces; data visualization; and design, implementation, deployment, operational user support, and maintenance of collaborative decision support systems.#J-18808-Ljbffr. NNSA Requirements for MedPEDsIf you have a Medical Portable Electronic Device (MedPED), such as a pacemaker, defibrillator, drug‑releasing pump, hearing aids, or diagnostic equipment and other equipment for measuring, monitoring, and recording body functions such as heartbeat and brain waves, if employed by Sandia National Laboratories you may be required to comply with NNSA security requirements for MedPEDs.