Cisco UC System Administrator (DRWN)

Darwin Recruitment; Ottobrunn; Presencial; EUR 90.000 - 120.000; Jornada completa

Descripción de la vacante

Darwin Recruitment in Ottobrunn, Germany seeks a Cisco UC System & Infrastructure Administrator to own the UC estate, including CUCM, Unity Connection, Windows and Linux servers, and network services. The role is freelance for 6 months, starting in December, and is 100% onsite.

You will build out UC infrastructure, administer CUCM/Unity Connection, tidy the estate, and deliver runbooks with L2/L3 support through go-live, with on-call coverage as required.

Formación

• 5+ years in system and infrastructure administration with hands-on Cisco UC experience.
• CUCM and Unity Connection administration including OVA installs, OS Admin CLI, certificates, backups, COP files and upgrades, RTMT and logs.
• VMware vSphere/ESXi/vCenter and Cisco UCS with HA/DRS, anti-affinity, resources, storage.
• Windows Server administration including AD DS/AD-LDS, LDAP(S), GPO, PKI, IIS, PowerShell and MECM.
• Linux (RHEL/Debian) administration with SSH, hardening and scripting.
• Networking for voice: DNS, DHCP, NTP, VLANs, QoS, SIP/RTP and firewall rules.
• Security services integration: PKI/TLS, SIEM, EDR, patching and vulnerability management.
• Monitoring/ITSM tools and ITIL incident/change processes.
• Experience migrating VMs between hosting platforms or data centre relocation.
• Willing to cover on-call and out-of-hours work.
• Basic CUBE/IOS-XE and Imagicle knowledge.

Responsabilidades

• Own the UC estate foundation: virtual hosting layer, Windows and Linux servers, network services.
• Administer CUCM and Unity Connection at system level and implement go-live runbooks.
• Tidy up the existing UC estate and hand over to operations with L2/L3 support.

Conocimientos

Cisco UC

CUCM & Unity Connection

Windows Server administration

Linux administration

Scripting (PowerShell / Shell / Python

Networking for voice

Security integration

Monitoring/ITSM

On-call availability

Fluent English

Herramientas

VMware vSphere

Cisco UCS

OS Admin CLI

Descripción del empleo

Cisco UC System & Infrastructure Administrator (DRWN)

Job title – Cisco UC System & Infrastructure Administrator

Client Location – Ottobrunn, Germany

Remote work offering – 0% (100% onsite)

Client Industry – Aerospace & Defence

Contract Length – 6 months (December start)

Contract type – Freelance

Project focus

You’ll own the technical foundation behind a new Cisco Unified Communications estate: the virtual hosting layer, the Windows and Linux servers that support it, network services and integration with corporate security tooling. You’ll build out new UC infrastructure, administer CUCM and Unity Connection at system level, help tidy up the existing estate and hand over to the operations team with full runbooks and L2/L3 support through go-live.

Key skills and Experience required

• 5+ years in system and infrastructure administration, with hands-on operational or deployment experience on Cisco UC
• CUCM and Unity Connection system administration: OVA installs, OS Admin CLI, certificates, DRS backups, COP files and upgrades, RTMT and logs
• VMware vSphere / ESXi / vCenter and Cisco UCS: HA/DRS, anti-affinity, reserved resources, storage and Cisco Collaboration HCL
• Windows Server: AD DS / AD-LDS, LDAP(S), GPO, PKI, IIS, PowerShell and MECM
• Linux (RHEL / Debian): SFTP/SSH, hardening, Shell or Python scripting
• Networking for voice: DNS, DHCP, NTP, VLANs, Voice QoS (DSCP), SIP/RTP, firewall flow requests
• Integrating platforms with security services: PKI/TLS, SIEM/syslog, EDR, patching and vulnerability management
• Monitoring and ITSM: Prognosis or SNMP-based tooling, CMDB, ITIL incident and change
• Experience migrating VMs between hosting platforms; data centre relocation or carve-out experience a plus
• Willing to cover on-call and out-of-hours work
• Basic CUBE / IOS-XE and Imagicle knowledge useful
• Fluent English