Mainframe System Administrator Jobs in USA

Administer and support infrastructure systems in an enterprise environment. Ensure systems are configured in a manner that optimally supports the strategies of the business and continuously delivers value.ESSENTIAL DUTIES & RESPONSIBILITIES (Note: Other duties may be assigned)To perform this job suc...

.Job Posting Closes at 11:59PM on:05/02/26Division:Business Innovation & Technology DivisionManagement Level:Individual ContributorScheduled Weekly Hours:40Benefit Eligibility:This position is eligible for Standard Benefits which includes dental medical and vision insurance paid time off and holiday...

Location: Lexington Park MDSecurity Clearance Requirement: Active Secret with the ability to obtain a Top Secret clearance.Telework Eligible No the work will be performed 100% on-site.What Youll Do:As a System Administrator youll join a top-notch team in support of NAVAIRs new Simulators at Sea () s...

Location: Lexington Park MDSecurity Clearance Requirement: Active Secret with the ability to obtain a Top Secret clearance.Telework Eligible No the work will be performed 100% on-site.What Youll Do:As a System Administrator youll join a top-notch team in support of NAVAIRs new Simulators at Sea () s...

Datawiz a GTSC company seeks a highly experienced and motivated Data Center Technician System Administrator. This position is in Arlington Virginia. Position Summary: The Data Center Technician is responsible for supporting and maintaining enterprise IT infrastructure which can comprise VDI environm...

Patching and updating Linux distributions regarding security findings.-Adding / Removing users and setting permissions to meet certain user monitoring for health and status with monitoring tools like NAGIOS.-Working with STIGs and fixing/updating vulnerabilities with STE/STN findings.-Renew Linux s...

Senior System AdministratorCompany:The Boeing CompanyBoeing Defense Space & Security (BDS) Space Mission Systems Organization seeks an Senior System Administrator to support Proprietary Programs in Seal Beach CA.The Senior System Administrator will handle system administration tasks including infras...

Microsoft Exchange / System AdministratorLocation: Suitland MDClearance Required: Active TS/SCILeidos is seeking an experienced Microsoft Exchange / System Administrator to support critical mission operations at the Office of Naval Intelligence in Suitland MD. This role is more than just ITits about...

Amazon Web Services (AWS) provides a highly reliable scalable and low-cost cloud platform that powers thousands of businesses in over 190 countries. AWS Infrastructure & Supply Chain organization works to source build and maintain our socially responsible data center supply chains that keep these AW...

Marketing Statement:Tokio Marine North America Services (TMNAS) provides professional support services to Tokio Marine Group companies in the United States including Tokio Marine America First Insurance Company of Hawaii and Philadelphia Insurance Companies. Customer service is our focus and our pas...

Systems Administrator-Video Management Systems (VMS)POSITION OVERVIEW:The Technology Services department is responsible for providing and managing the technology needs. Seeking qualified candidates for an onsite technical professional who will utilize their knowledge skills and abilities to assist w...

System Administrator (System Administrator-General)Company:The Boeing CompanyBoeing Defense Space & Security (BDS) has an exciting opportunity for an Associate Experienced System Administrator to join our dynamic team on Kirtland AFB or Albuquerque NM.Position Responsibilities - Associate Level 2:As...

Full-timeDescriptionPosition: System AdministratorLocation: Government-site Portsmouth Naval Shipyard Portsmouth NH (Must work onsite)Program Description:SUBMEPP supports the Navys maintenance efforts by providing scheduling and requirements for planned maintenance periods.The System Administrators...

ResponsibilitiesWe are seeking a highly skilled and innovative System Administrator to join our team in the greater DMV area supporting the Army National Guard.ResponsibilitiesManage Windows and Linux servers across production staging COOP and training environments: OS/image deployment configuration...

Job OverviewSecure your next opportunity at Marvin!Werelooking for a Security Systems Administrator to join our team and support the administration and maintenance of enterprise physical security this roleyoulldeliver technical system support for video surveillance and electronic access control as...

Job OverviewSecure your next opportunity at Marvin!Werelooking for a Security Systems Administrator to join our team and support the administration and maintenance of enterprise physical security this roleyoulldeliver technical system support for video surveillance and electronic access control as...

Responsibilities & QualificationsRESPONSIBILITIESSenior Windows 2022 / 2019/2016 administrator responsible for server administrations installation and maintenance services for 100 physical and virtual servers in a Microsoft Active Directory environment.Provide Tier one to three system administration...

Job DescriptionJoin Intelligent Technical Solutions a dynamic and growing company as our System Administrator. Were looking for a collaborative problem-solver with excellent customer service skills and a detail-oriented this role youll be pivotal in providing both onsite and remote IT support ensur...

Its fun to work in a company where people truly BELIEVE in what theyre doing!Were committed to bringing passion and customer focus to the business.If you like wild growth and working with happy enthusiastic over-achievers youll enjoy your career with us!Lumentum is illuminating the networks of tomor...

Job Description:At Bank of America we are guided by a common purpose to help make financial lives better through the power of every connection. We do this by driving Responsible Growth and delivering for our clients teammates communities and shareholders every day.Being a Great Place to Work is core...