Traveler ICU Intensive Care Unite (RN) with Certifications: Basic Life Support (BLS) Certification, Certified Principal Investigator (CPI) Certification, Advanced Cardiovascular Life Support (ACLS) Certification, Trauma Nurse Core Course (TNCC) Certification, National Institutes of Health (NIH) Certification. Roles & Responsibilities: Provide direct nursing care in accordance with established policies, procedures and protocols of the healthcare organization.