$3,000 Sign On Bonus, details will be provided during Interview. About Sunnyside Nursing Post-Acute Care. Centrally located in Torrance, California, Sunnyside Nursing and Post-Acute Care provides sub-acute nursing care, rehabilitation services, skilled nursing, and long-term care. Our compassionate staff offers individualized care plans for each resident to ensure personalized care is provided to all our patients with a goal to return home. Our t...