226 to 250 of 327 DNS Jobs

system configurations, solutions, and troubleshooting steps. Provide clients with performance reports and recommendations for improvement. Technical Skills: Expert knowledge in Windows Server, Active Directory, DNS, DHCP, GPOs, and WDS, including advanced troubleshooting and configuration. Strong hands-on experience with server virtualisation (Hyper-V, VMware) and cloud technologies, particularly Microsoft Azure … Infrastructure Architect, Senior Technical Engineer, IT Solutions Architect, Senior Systems Administrator, multi service provider, IT Support, IT Support Engineer, Windows Server, Active Directory, DNS, DHCP, GPOs, WDS, Microsoft Azure, Azure AD, Virtual Machines, Fortinet, Juniper, Watchguard, Palo Alto, Dell PowerVault, Synology, Microsoft Defender, Sophos, Hyper-V, VMware, London, Central London ...

escalated tickets from Tier 1: the gnarly ones, the weird ones, the "this has never happened before" ones. Troubleshoot network issues end-to-end: DNS, DHCP, NAT, firewall rules, VLANs, routing, VPN tunnels, and the occasional haunted switch. Administer, troubleshoot, and optimize Microsoft 365 tenants (Entra ID, Exchange Online, Teams … SharePoint, Intune, Conditional Access, the whole family). Support Windows Server environments (AD, Group Policy, DNS, DHCP, file services, RDS) and keep virtualization hosts happy. Own backup and disaster recovery, because the job isn't done until you've verified the restore actually works. Stand up, migrate, and maintain firewalls ...

management using Entra ID. Cloud migration and modern workplace transformation projects. Infrastructure & Server Technologies Windows Server deployments, upgrades, and migrations. Active Directory, Group Policy, DNS, DHCP, file and print services. Hybrid cloud and on-premises environments. Backup, disaster recovery, and business continuity solutions. Infrastructure consolidation and modernisation projects. Networking & Security … deployment, and documentation. SonicWall firewall configuration and management. VPNs, routing, NAT, firewall policies, and security controls. UniFi switching and wireless deployments. VLANs, network segmentation, DNS, DHCP, and Wi-Fi design. Security-focused infrastructure implementation and troubleshooting. What We're Looking For The successful candidate will be an organised, client-focused ...

Entra ID Experience supporting AVD (Azure Virtual Desktop) environments Strong knowledge of Windows Server and Active Directory Solid networking knowledge including TCP/IP, DNS, DHCP, VLANs, and switching fundamentals Experience with virtualisation technologies and virtual machines (VMware/Hyper-V) Knowledge of storage, backup, and disaster recovery solutions PowerShell … Infrastructure Engineer, Azure, Microsoft 365, Azure AD, Entra ID, AVD, Azure Virtual Desktop, Windows Server, Active Directory, ConnectWise, UniFi, Ubiquiti, Networking, TCP/IP, DNS, DHCP, VLANs, PowerShell, VMware, Hyper-V, Infrastructure, Cloud, Virtualisation. ...

delivering server upgrades, migration, or transformation programmes. Strong understanding of migration methodologies, planning, and validation activities. Hands-on experience with Active Directory, Group Policy, DNS, IIS, and core Windows Server technologies. Experience validating server builds and infrastructure readiness. Experience supporting application migration and compatibility testing. Experience working with Managed Service ...

equivalent practical experience) Core Networking +Proven experience designing and delivering end-to-end network solutions +Strong understanding of VLANs, trunking, STP fundamentals, DHCP/DNS, and core routing concepts +Experience with OSPF preferred; BGP knowledge is an advantage Wireless +Experience deploying and managing enterprise-grade Wi-Fi solutions (controller-based ...

Jenkins (multibranch, Groovy scripting) and GitHub Actions. Configuration & Scripting: Python, Chef, and strong Linux command-line troubleshooting. Networking Fundamentals: A rock-solid understanding of DNS, TLS, routing, VPNs, and edge platforms like Cloudflare. What Youll Be Doing Architect & Optimize: Design, build, and maintain highly efficient, reusable, and reliable AWS platform ...

communication and documentation skills Desirable: Working knowledge of .NET/C# and React/NextJS Experience with cloud cost optimisation Knowledge of Azure networking (DNS, VNets, Firewalls) Understanding of security frameworks (e.g. ISO 27002, NIST CSF) Azure certifications About You: You may come from SRE, DevOps, platform engineering, or operations ...

systems Experience managing IT security audits, risk assessments and compliance frameworks Proficient with cloud software such as Azure, migration & upgrade of Active Directory, GPO, DNS, DHCP, etc Confident leader with experience managing teams and third-party providers Strong troubleshooting, analytical and problem-solving skills Excellent communication skills with the ability ...

Salary: £45,000 - £50,000 Description: Key Responsibilities Operational support of network environments: Switching Routing (underlay and overlay) Firewall, Traffic Management, Content Inspection, and DNS Identify service impact, interpret monitors, dashboards, traffic captures, and logs using : - Splunk, SevOne, IBM Watson AI Ops, Wireshark, NetScout, and Gigamon Cisco Nexus/ ...

Previous experience working in a network role Experience using network monitoring and diagnostic tools Knowledge Essential Solid understanding of networking fundamentals: TCP/IP, DNS, DHCP, VLANs, subnetting Understanding of basic network security principles Desirable Knowledge of virtualization infrastructure. Knowledge and experience of network technologies. Skills and Abilities Essential ...

WAFs, Firewall Policies, and Private Endpoints Support secure environment preparation for PEN Testing and ITHC activities Deploy network infrastructure using Terraform Troubleshoot routing, connectivity, DNS, and firewall issues Produce network diagrams, architecture documentation, standards, and runbooks Core Skills & Experience Azure Networking (VNet, Subnets, Routing) VPN Gateway/ExpressRoute Azure Firewall ...

Microsoft Exchange 2007/2010/2013/2016 Setting up email accounts and website hosting (Linux and Windows) Managing WHM web servers and DNS Administration of IP Phone systems (via web-based interface) Supporting customer applications. Attributes: Team player Keen to learn Confident communicating over the phone ...

Strong understanding of common vulnerabilities (e.g., OWASP Top 10, CWE/SANS Top 25) Familiarity with Linux, Windows, and network protocols (TCP/IP, DNS, HTTP/S) Understanding of industrial protocols (e.g., Serial, Modbus, HART) Knowledge of industry standards: IEC 62443, ISO 27001, NIST, OWASP Nice-to-have: Experience ...

similar networking role (levels of experience considered from junior through to senior) Strong understanding of networking protocols (e.g. TCP/IP, DNS, DHCP) Exposure to enterprise networking technologies (e.g. Cisco, Juniper, or similar) Familiarity with network security principles, including firewalls and VPNs Strong troubleshooting and problem-solving skills Ability ...

experience with Cisco firewalls and security platforms. Experience with Cisco ASA , Cisco Firepower or Cisco Secure Firewall . Strong understanding of TCP/IP, DNS, VPNs, NAT, ACLs and network security principles. Experience reviewing and remediating firewall rule sets. Ability to assess risk and business impact before implementing network changes. ...

Cisco environments Knowledge of Firewall technologies (particularly Fortinet) Experience with network monitoring and logging tools (Wireshark, SolarWinds, or equivalent) Deep understanding of IPSEC, GRE, DNS, HTTP/HTTPS protocols Ability to produce HLD and LLD documentation and create architecture diagrams (Visio required) Strong understanding of cybersecurity principles and secure network ...

expertise in core networking technologies (SDWAN, MPLS, VPN, IPSec, VLANs etc) • Detailed understanding of enterprise network transport protocols (TCP, UDP, ICMP, ARP), infrastructure protocols (DNS, DHCP, BGP, SNMP), common application protocols (SMB, RDP, HTTP, FTP etc) and security protocols (TLS/SSL, IPSec, SSH, SAML, OAuth etc) • Proven history ...

. Tooling Expertise: Proficiency with Terraform for infrastructure provisioning and GitLab for CI/CD workflows. Networking Knowledge: Solid understanding of cloud networking, DNS, and secure VPN configurations. Growth Mindset: A desire to stay at the forefront of cloud tech, including Serverless (Functions/Logic Apps) and AI. What ...

Experience deploying and supporting Ruckus wireless networks Experience configuring and maintaining Fortinet firewalls Strong understanding of TCP/IP networking principles Experience with DHCP, DNS, NAT, VPNs and network security Experience implementing VLANs, routing, multicast and QoS Strong network troubleshooting and fault finding skills Ability to interpret technical drawings ...

Experience deploying and supporting Ruckus wireless networks Experience configuring and maintaining Fortinet firewalls Strong understanding of TCP/IP networking principles Experience with DHCP, DNS, NAT, VPNs and network security Experience implementing VLANs, routing, multicast and QoS Strong network troubleshooting and fault finding skills Ability to interpret technical drawings ...

hands-on experience with Cisco networking technologies. Expert knowledge of routing protocols including BGP, OSPF and EIGRP. Strong understanding of TCP/IP, DHCP, DNS, VLANs, VPNs and network troubleshooting. Experience supporting Cisco Catalyst 9500 switches. Strong experience with Cisco Meraki environments. Extensive experience configuring and supporting Palo Alto firewalls. ...

natural ability to troubleshoot unfamiliar or complex issues. Understanding of solution architecture concepts (e.g., load balancing, queue distribution). Solid networking knowledge (IP addressing, DNS, SMTP, SNMP, IPv4, SMB, WAN, VPN). Experience with advanced features of print management or output solutions (PaperCut, Equitrac, SafeQ, HA/Clustering). (advantageous ...

patching, maintenance, and environment configuration Support backup, disaster recovery, and business continuity processes Maintain technical documentation, procedures, and configurations Assist with networking issues including DNS, VPNs, firewalls, and connectivity Participate in system testing, releases, and change management activities Skills & Experience Required Strong experience administering Windows Server environments Solid understanding … networking concepts including TCP/IP, DNS, DHCP, VPNs, and firewalls Experience supporting and administering Microsoft SQL Server, including high availability environments Proven troubleshooting and problem-solving skills across infrastructure and applications Experience implementing and configuring business applications Ability to work effectively with development and support teams Experience supporting production ...

improvements, IT projects, documentation, security and compliance activities, automation and future technology initiatives. Responsibilities Administer, maintain and improve Windows Server, Active Directory, Group Policy, DNS, DHCP and core infrastructure services. Support Microsoft 365 administration, including users, groups, permissions, Exchange Online, SharePoint and Teams. Support Azure, Entra, Defender environments, including identity … access and hybrid cloud services. Configure, maintain and troubleshoot network infrastructure (Switches/Firewalls), including TCP/IP, VLANs, routing, switching, VPNs, NAT, DNS and DHCP. Act as an escalation point for infrastructure, network, cloud and security-related issues Produce, maintain and improve technical documentation, processes, diagrams, asset records ...