Senior System Administrator

1 week ago

Washington, United States ManTech Full time

ManTech is looking for a motivated, customer-oriented Senior Systems Administrator t o join our team in Washington, DC. Responsibilities include, but are not limited to: Maintain/troubleshoot Windows servers and workstations, both on-site and remote Perform Windows system administrative support to include adding and removing users, installing software and monitoring systems Maintain domain controllers, file servers, application servers and other cloud resources Properly receive and triage customer incidents in the ticketing system Follow standard operating procedures to accurately log all tickets within the ticketing system Perform remote troubleshooting through diagnostic techniques Properly escalate unresolved tickets to the next tier of support Engage with customers throughout the process and follow up to ensure proper incident closure Ensure quality and productivity standards are maintained while meeting customer timelines Assist in configuring baseline switches, routers and PCs being prepared for deployment Coordinate equipment preparation and shipping, confirm customer receipt, and validate inventories Perform remote site surveys and identify requirements for hardware and cabling Basic Qualifications: 5+ years of related experience as a System Analyst/Administrator or similar role DoD 8570 Level II certification Experience with network and patch management Experience of system security, data backup/recovery, and network monitoring Experience with troubleshooting and problem -solving issues to resolution Excellent customer interaction with a focus on positive service support Preferred Qualifications: Bachelor's Degree in Information Technology, Cybersecurity, Data Science, Information Systems, or Computer Science, from an ABET accredited or CAE designated institution DoD 8140-451 Intermediate Certification (Cloud+ or GICSP or SSCP or GSEC) ITIL 4 Foundations certification Microsoft Certified Solutions Associate (MCSA) Security Clearance Requirements: Top Secret-SCI clearance adjudicated within the last 6 years Willing to submit to a random polygraph Physical Requirements: Must be able to remain in a stationary position 50% Needs to occasionally move about inside the office to access file cabinets, office machinery, etc. Often positions self to maintain computers in the lab, including under the desks and in the server closet Frequently communicates with co-workers, management and customers, which may involve delivering presentations Must be able to exchange accurate information in these situations

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