Systems Administrator

Clearance required

TOP 3 tech: DNS, Hyper V and Windows

Role Responsibilities

• Design, install, configure, maintain, and monitor infrastructure hardware and software, including physical servers, SANs, VM solutions, blades, disaster recovery, etc.
• Diagnosing and resolving technical issues with Applications, Network, Server, Security and Hardware environments
• Working with the global infrastructure team to implement large scale solutions across an international organisation.
• Configuring and supporting domain and AD infrastructure, and enterprise applications
• Working with the Systems Administrator team to ensure server infrastructure is kept secure, patched and adequately maintained at all times.
• Maintaining accurate and up to date infrastructure documentation.
• Reviewing long term trends and identifying future capacity or performance issues in order to recommend and take appropriate preventative action. Looking for proactive opportunities to resolve issues before they impact IT systems and services.
• Investigating and recommending technical solutions to meet changing business needs.
• Create documentation including design, implementation, and process documents.

Knowledge, Skills and Experience Requirements

• Strong experience in System Admin / System Engineer roles.
• An in depth understanding of Microsoft operating systems, including all versions of Windows server from 2008 to 2019, Windows 10 desktop.
• Experience installing and administrating Linux (Centos, RHEL, or Ubuntu).
• Detailed knowledge of core server technologies and domain configuration and management, including DNS, DHCP, AD, GPO, SMTP, and SSL.
• Experience in Domain Trusts, Active Directory Federation.
• Good understanding of SAN architecture and implementation.
• Experience in managing remote infrastructure across multiple timezones.
• Detailed understanding of VMWare and SAN technologies.
• Excellent knowledge of Office 365 security/migration/integration.
• Experience with implementing and maintaining VOIP phone systems.
• Expertise in SQL, endpoint management systems (e.g. SCCM, Ivanti, etc.), CRM, and O365.
• A working understanding of network topologies such as VLANs, IPs, subnets, and routing.
• Good understanding of Powershell / VB Scripting.
• Good written and verbal communication skills with the ability to follow a project from beginning to end while providing updates along the way, while prioritizing time and dealing with multiple projects.
• Experience with CIS Hardening Standards and/or DISA STIGs.
• Experience with load balancers (e.g. F5, Ideally, Barracuda).