- RTX Corporation (Springfield, VA)
- …clearance **Security Clearance:** TS/SCI with Polygraph + ** Principal ** ** System Administrator ** **-** ** Network Operations Center** **-Springfield, ... responsibility and provide access to tools and resources that enable this ** Principal ** ** System Administrator - Network Operations Center** employee to… more
- Leidos (Chantilly, VA)
- …Solutions Division (MDS) within the Leidos National Security Sector is seeking a skilled Principal Systems Administrator to join a new cyber security program ... and play a key role in supporting government-critical systems . You will be part of a program that...to enhance infrastructure efficiency. + Troubleshoot and resolve complex system and network issues in high-availability environments.… more
- General Dynamics Information Technology (Fairfax, VA)
- …Cisco ISE Engineer + DNS/DHCP Network Engineer + Microsoft Power BI Developer + Principal Unix/Linux Systems Administrator + VPN Network Engineer + ... Compute Architect + Mobile Design & Application Architect + Network Architect + Solutions Architect + Systems ...+ IT Administrators + IT Administrative Analyst + IT System Administrator + IT Engineers + Mechanical… more
- Northrop Grumman (Stafford, VA)
- …process for multiple networks + Ancillary duties may include setting up administrator and service accounts, maintaining system documentation, tuning system ... design, development, monitoring and testing methodologies + Candidate requires strong system Windows & Server Administrator skills to support the smooth… more
- ManTech (Chantilly, VA)
- ManTech seeks a motivated, career and customer-oriented ** Principal System Architect** to join our team in **Chantilly, VA.** The position is **onsite.** The ... Professional, VMware VCP - VMware Certified Professional, CCNA - Cisco Certified Network Administrator + ITIL Foundations or later certification highly desired… more
- ManTech (Chantilly, VA)
- …Professional, VMware VCP - VMware Certified Professional, CCNA - Cisco Certified Network Administrator + ITIL Foundations or later certification highly desired ... **ManTech** seeks a motivated, career and customer-oriented ** Principal Exchange Engineer** to join our team in...Exchange server infrastructure. + Monitor, document, and report on system utilization and capacity + Resolve escalated email routing,… more