View All num of num See all Photos Lockheed Martin This employer has taken extra steps to respond to reviews and provide job seekers with accurate company information, photos, and reviews. Interested for your company?Learn More. www.lockheedmartin.com Employer Engaged Overview Reviews Salaries Interviews Jobs Photos Benefits 2.7k Reviews 4.4k Salaries 665 Interviews 4.4k Jobs Follow Add Review or Salary Follow Add Review or Salary Interview Question Systems Backup and Recovery Engineer Interview Norfolk, VA Lockheed Martin Please describe the different RAID levels on a typical SAN system and what they do for a customer that is concerned about the highest levels of reliability. Tags: See more , See less 8 Answer Add Tags Answer Interview Answer 1 Answer ▲ 0 ▼ Depends on many other factors. What performance do they require? I would do RAID 10 if cost was not as much of a concern. Not having the additional parity overhead would help significantly. Interview Candidate on Nov 22, 2012 Add Answers or Comments To comment on this, Sign In or Sign Up.