ManTech seeks a Global Network Operations Center Systems Engineer to help support our current Marine Corps Systems Command, Program Manager Intelligence & Cyber Operations Contract in Stafford, VA. **Responsibilities include but are not limited to:** + First line of defense of Incident Response and maintain a 24/7 presence to manage an entire domain with over 40 garrison and tactical sites. + Work will be in shifts to include nights, weekends, and up to 12-hour workdays with achanging/rotating schedule. + Assist in administering and maintaining Windows servers, Windows Workstations, Virtual Machines, and other critical systems in an enterprise environment. + Use System Center Operations Manager (SCOM) and Service Manager Console to monitor enterprise services and generate tracking tickets as needed. Provide user support for all enterprise services. + Diagnose and resolve technical hardware and software issues by conducting basic andtier II troubleshooting for servers, workstations, and applications within the ActiveDirectory environment providing first call resolution to incident reports and requests forservice. Escalate all issues that cannot be resolved. + Assist and support with account creations, resetting passwords, troubleshooting systemand network problems, installation of hardware and workstations, unlocking accounts,and transferring data. **Minimum Qualifications:** + 3+ years of related Systems Engineering experience to include; SCOM, ServiceNow, and Active Directory (user account creation, password resetting, Kerberos setup, PKI setup) + DoD 8570 IAT Level II requirements with a Security+ CE. + PowerShell scripting using any/all the respective plugins related to the applicabletechnologies. + Working knowledge of DoD STIGs related to the applicable technologies and how toimplement, mitigate, and write POAM statements + Experience developing and maintaining system applications/security/network configurations, troubleshooting network performances issues and providing user support, guidance, troubleshooting, and training. **Preferred Qualifications:** + Knowledge of standard DoD and Marine Corps concepts, practices, andprocedures. Familiarity with Navy/Marine Corps interoperability requirements ispreferred. + Familiar with Group Policy, Linux OS, Networks, MS Exchange, MS Lync, SCCM,Service Manager, MS Hyper-V, MS SQL Server, Networked Printers/Services,Distributed File Services, Data Protection Manager, SMB, JavaScript, and SharePoint **Clearance Required** : + Must have an Active TS/SCI ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. If you are a qualified individual with a disability and require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please email us at careers@mantech.com and provide your name and contact information.