- RTX Corporation (Tewksbury, MA)
- …secure the integrity of our systems and support IT infrastructures around the world. ** Sr . Principal System Administrators,** internally known as Sr . ... **What You Will Do:** + Provide IT systems administration in a heterogeneous AIX , Redhat Enterprise Linux , and Microsoft Windows environment. + Understanding and… more
- UNUM (Portland, ME)
- …of the following security areas desired:** + Operating System Security (Windows, Apple, AIX , Linux , zOS) + Internet Technologies (NNTP, Proxy, HTTP, HTTPS, HTLM, ... we're excited about what's next. Join us. **General Summary:** Senior Security Engineer Join a team where your expertise...and tools + General Access Control Security (Active Directory, Linux , and Mainframe security) + IPSEC and remote access… more