RHCE - RHEL7
This is the Gold Standard Certification program for molding strong Linux Administrators to implement and manage Linux networks in corporate. The skills are tested on a performance-based evaluation and certification directly by Red Hat.
In order to earn RHCE, one should pass the Red Hat Certified Engineer (RHCSA) exam. One is eligible to take the RHCE exam without first having passed the RHCSA exam, but RHCE will not be issued until both credentials are earned by a candidate.
RHCEs certified on Red Hat Enterprise Linux 7 are considered current for 3 years after the date on which the certification was earned. Current status can be extended by passing additional Red Hat exams. There are 3 modules including RHCSA modules which has 2 exams.
EX200 - RHCSA Certification Exam - RHEL7
EX300 - RHCE Exam - RHEL7
RHCE - RHEL8
The performance-based Red Hat Certified Engineer (RHCE) exam for Red Hat Enterprise Linux 8 (EX294) tests your knowledge and skill in managing multiple systems using Red Hat Ansible Engine and executing common system administration tasks across a number of systems with Ansible.
Red Hat Certified System Administrators (RHCSAs) whose status is current and who pass this new exam will become RHCEs in RHEL8, which also counts toward becoming a Red Hat Certified Architect (RHCA). This exam(EX294) is based on Red Hat Enterprise Linux 8 and Red Hat Ansible Engine 2.8.
EX200 - RHCSA Certification Exam - RHEL8
EX294 - RHCE (Linux Automation) Exam - RHEL8
RHCEs certified on Red Hat Enterprise Linux 7 / Red Hat Enterprise Linux 8 are considered current for 3 years after the date on which the certification was earned. Current status can be extended by passing additional Red Hat exams.