There are women-specific, internal, networking and social groups. Working for 9 years, I've seen projects that were predominantly male and some that were predominantly female, so my experience would be a 50/50 split as far as demographics. I did not encounter any situations with anyone taking maternity leave, so cannot speak to that.
Its difficult to be in client facing roles and be a primary caregiver. There is little understandign for collegues, leadership and clients when personal things pop up unexpectedly. In addition, if you are a local resource working with mostly travelers, there is little understanding about commuting and getting out of work on time or not attend work social events in order to get home for family obligations sometimes.
Consulting is a fast paced environment that can overwork you and wear you down. However, Accenture is a company that you can drive your own career potentially at your own pace. The downside is sometimes you have to sacrifice your personal life or professional career by placing one over the other.
Job Satisfaction Level
Given the lifestyle, it's a decision that will affect other aspect of your life.
External client facing roles can mean lots of travel and hours. In town roles can mean driving an hour to a client site (one way). Moving internally may eliminate weekly travel, but hours can still be long due to decreasing team sizes and rewards well decent, are only good if you are in the top 30%
There is a significant positive shift to proactively talk about and empower women with flexibility around pregnancy and being a parent. The best part is that it also includes flexibility for men as well.