I have been working at Lockheed Martin full-time for more than a year
Pros
4-10s work schedule, every friday off. Good benefits package. flexible working from home/hybrid schedule for Finance and Bus-ops jobs.
Cons
No Major cons but sometimes with a large corporation can feel like a face in the crowd, have to make your own way pursuing internal opportunities.
I have been working at CH2M full-time for less than a year
Pros
Familiar office, good team and leaders.
Cons
Uncertainty due to Jacobs acquisition and lack of projects