System administrator in Citrus

Vacation Description

We always say in citrus: "You will not forbid vividly. experienced system administrator to work in our team. 

responsibilities :
Monitoring and operation of IT infrastructure: <<
<
Network Infrastructure: <

Routing Settings (BGP/OSPF), VPN (IPSEC, Wireguard), NAC (802.1x). LOOP'IV/COLLECTION.
Server Virtualization: <

Deploying and Support clusters Proxmox (Ceph for Distributed Storage).
Defense:

Replication settings (Zfs Send/Receive), Recovery Testing.
NAS (SMB/NFS-Export, Quots, Snapshoti).
Automation: Config/Juniper - through Netmiko).

Technical support: incident investigations (logs/var/log/, event Viewer).
Documentation in Wiki. Monitoring and Observability:

zabbix: deployment and setup of agents, triggers, templates. Python/BASH Writing for Monitoring.
Prometheus + Grafana: Settings Exporters (Node_Exporter, Snmp_Exporter), Writing Promql Requests, Creating Dashboard Integration with ITSM (JIRA, OTRS).

2. Network Technologies: <
Juniper (Junos): Settings VLAN, STP, OSPF, BGP, IPSEC VPN, Traffic Filter (Firewall Filters).
cisco (iOS/l3): OSPF), QOS, ACL, VRF. Diagnostics: Wireshark, TCPDUMP, NETFLOW/SFLOW, SNMP.
3. Operating Systems:

Linux (Rhel/Centros/Debian/Ubuntu):
Package Control (RPM/DPKG, YUM/APT), Outgoing Code. Ldap/kerberos).
Bash scriting, Cron, Systemd, Journalctl.


Windows Server (2012-2022):

<> Active Directory Cluster.
Powershell (Task Automation, DSC).


4. Virtualization and Containerization: <
<> Proxmox VE: Clusters deploy (Ceph, ZFS), VM, HA, HA, PBS).
Hyper-V/Vmware: Hostation, VSWARCE, VSWITCH, VSWITCH. Composite: DOCKERFILE Collection, Volumes Management, Bridge/Macvlan.

5. Storage and backup systems: <

NAS (Synology/Qnap/Truenas): ISCSI, NFS/SMB, RAID MASSIVE (ZFS, MDADM). 6. Verci control:
git (gitlab/github): Working with branches (git flow)

ANSIBLE: playbacks for configuration automation (jinja2, roles). Bright team.