Senior System Admin - Knoxville, TN Office Onsite

Edfinancial Careers; Knoxville (TN); On-site; USD 75,000 - 110,000; Full time

Job summary

Edfinancial Careers is seeking an Infrastructure Systems Administrator to administer Windows and Linux server environments, providing central accountability for hosting, messaging, remote access, and security administration across Edfinancial Services platforms. You will serve as an escalation point for System Administrators and support ongoing operations.

The role covers active directory, Azure and M365, virtualization with Hyper-V and VMware, as well as patching, backups and capacity planning.

Qualifications

• Experience administering Windows and Linux server environments.
• Proven ability to manage AD, DNS, DHCP, GPO and certificates.
• Experience with cloud services (Azure) and virtualization (Hyper-V, VMware).
• Knowledge of M365 and SharePoint/Teams is a plus.
• Strong documentation and incident response skills.

Responsibilities

• Administer infrastructure server services including Windows and Linux configurations.
• Provide central accountability for hosting, web, messaging, remote access, and security administration.
• Maintain and monitor AD, DHCP, DNS, GPO, and certificate management.
• Manage M365 environment and licensing; oversee backups and security patches.
• Perform daily system monitoring and capacity planning; ensure data security and disaster recovery readiness.
• Collaborate with Security team and IT staff for security improvements.
• Provide escalation point for System Administrators.

Skills

Windows Server

Linux

Hyper-V

VMware

Azure

Active Directory

AD & GPO

M365

Networking

Tools

Hyper-V

VMware

Microsoft 365

Azure

DNS management

Backup software

Job description

General Purpose of Job

To administer and provide central accountability for all Infrastructure server services which include those activities associated with the function, organization, expansion and technical support of existing and future Windows and Linux-based physical and virtual system configurations and supporting systems software (e.g., operating systems, utilities, databases, cloud services and middleware) necessary to deliver the required services (e.g. hosting, web, messaging, remote access, security administration) to support Edfinancial Services, EdAmerica and Medfinancial systems. To serve as an escalation point for System Administrators.

Description

To administer and provide central accountability for all Infrastructure server services which include those activities associated with the function, organization, expansion and technical support of existing and future Windows and Linux-based physical and virtual system configurations and supporting systems software (e.g., operating systems, utilities, databases, cloud services and middleware) necessary to deliver the required services (e.g. hosting, web, messaging, remote access, security administration) to support Edfinancial Services, EdAmerica and Medfinancial systems. To serve as an escalation point for System Administrators.

Duties And Responsibilities (Daily And Monthly)

• Exhibit a broad base of knowledge and skills in server infrastructure, and operating systems to include Windows, Linux, Hyper-V, VMware, and Microsoft Azure including but not limited to IaaS, SaaS, PaaS and serverless services.
• Maintain the active directory environment including Azure Active Directory, DHCP, GPO, DNS, and certificate management.
• Manage and monitor M365 environment including mail flow and collaboration products such as email, Sharepoint, Dynamics, Teams, and licensing.
• Provide primary support for all physical and virtual servers. Maintain documentation on hardware/software.
• Monitor services for growth and usage trends. Perform long-term capacity planning in conjunction with other team members that would determine both hardware and software purchases.
• Perform daily system monitoring, verifying the integrity and availability of all servers, applications, services, and key processes, reviewing system and application logs, and verify completion of scheduled jobs such as backups and sFTP processes.
• Recommend, install, test, and manage existing and new servers and software including such systems as messaging, file servers, and database, among others in accordance with standards and project/operational requirements.
• Provide technical assistance related to daily and assigned use; Assist customers and desktop support staff in identifying source of, and correcting errors.
• Diagnose system hardware, software, and operator problems; recommend or perform remedial action.
• Perform, oversee, monitor, and ensure data security including regular backups, recovery, verification of security rights and other steps necessary to ensure data integrity.
• Collaborate with Security team and other IT staff as necessary to implement, update and test ongoing security improvements including regular and timely operating system patches, security patches and other application updates as necessary to all server infrastructure.
• Collaborate with other staff to create, test, and keep up to date disaster recovery procedures for all services deemed necessary.
• Set up, install, test, and administer network printing functions.
• Assist the IT Infrastructure Manager and IT Systems Engineers in project definition, requirements documentation, and technical writing to support information systems business growth.
• Monitor and enforce license agreements using appropriate tools relative to hardware and software resources.
• Monitor and create regular management reports that track usage, performance, capacity, growth trends, etc., as it relates to the company hardware/software.
• Collaborate with IT Network staff to, install, configure, and generally ensure the tight integration of web services, network links, hardware, and peripheral components into the company LAN and Azure environment.
• Keep current with new technologies being deployed at the company.
• Participate in off-hour support rotation.
• Train selected staff for coverage during absentee periods. (i.e., vacation, seminars)
• Deal regularly with outside computer vendors; perform a variety of liaison functions between company users and outside consultants/vendors.
• Performs other duties or special projects as required or as assigned.