The purpose of study is to evaluate the safety, pharmacokinetics, and preliminary efficacy of Amivantamab as a monotherapy and in combination with lazertinib, and to determine the recommended Phase 2 dose (RP2D) (monotherapy), recommended Phase 2 combination dose (RP2CD) (combination therapy), and to determine recommended Phase 2 Dose (RP2q3W) with combination chemotherapy (Amivantamab in combination with standard of care carboplatin and pemetrexed) in 21 day treatment cycle for participants with advanced non-small cell lung cancer (NSCLC).