Administración de sistemas Jobs

System admin is the process or person employed to maintain and operate a computer system or network. System admins install, support, configure and maintain servers and other computer systems. They also periodically do scripting tasks and respond to service outages or other problems involving servers or desktops. If your business needs help with system admin tasks, then you can hire freelancers who can work with your computer systems. Talented and experienced system admin freelancers can be found here. Simply post your system admin task or job today. Contratar a System Administrators

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    132 trabajados encontrados, precios en USD
    ACTIVAR TARJETA WIFI EN HP 240 6G 5 días left
    VERIFICADO

    Compre un pc free dos, y le instalé UBUNTU 16.04. M eha sido imposible configurar la tarjeta wifi. pueden ayudarme?

    $22 (Avg Bid)
    $22 Oferta Promedio
    5 ofertas
    Seguridad en Base de Datos y Redes 3 días left
    VERIFICADO

    Necesito un experto en tecnicas de reconocimiento pasivo en portal web, para análisis de mi sitio web con el uso de herramientas no intrusivas que maneje metodología OWASP (Testing Information Gathering). Seguridad en Redes: Manejo de Seguridad en Redes Wifi WPA/WPA2 PSK Wireshark (leer y analizar archivos .pcap) Manejo de Reglas SNORT I need an expert in passive recognition techni...

    $37 (Avg Bid)
    $37 Oferta Promedio
    6 ofertas

    Necesito optimizar mi sitio web. El site sufre de caídas recurrentes por lo que primero debe ser diagnosticado y luego evaluado para presupuestar una solución

    $144 (Avg Bid)
    $144 Oferta Promedio
    30 ofertas

    Vendedora por comiciones y bonos para servicios de TI, como camaras de seguridad y sistemas de control de acceso

    $250 (Avg Bid)
    Local
    $250 Oferta Promedio
    1 ofertas

    Install ASA cisco appliance + configure anyconnect Instalación de un appliance de cisco cuyo objetivo principal es usar las vp de annyconnect

    $132 (Avg Bid)
    $132 Oferta Promedio
    12 ofertas
    RECUPERAR DATO DISCO DAÑADO 23 horas left
    VERIFICADO

    Necesitamos recuperar un fichero de un disco duro dañado. el disco parece que lea pero al entrar a una parte concreta se bloquea y no pasa de ahi. saludos

    $22 (Avg Bid)
    $22 Oferta Promedio
    6 ofertas
    Bulletproof Server 6 días left
    VERIFICADO

    I need someone who Experience to implement/write a script for double flux dns. [iniciar sesión para ver URL]

    $98 (Avg Bid)
    $98 Oferta Promedio
    2 ofertas

    Hi I want to create a vpn service. There is alot of scripts to do everything automatically ( paid - free ) as well as open source VPN management system in GitHub. What I want is to build vpn service and i need : VPN panel ( all features in it ) Secure vpn design Auto install all required in a VPS for control it from my panel and add it as vpn . I need some one worked in this field before and i n...

    $428 (Avg Bid)
    $428 Oferta Promedio
    7 ofertas

    cpanel to webmin migration all website to share hosting to vps

    $5 / hr (Avg Bid)
    $5 / hr Oferta Promedio
    9 ofertas
    Website&it -- 2 6 días left

    I need my website re-configured.

    $53 / hr (Avg Bid)
    $53 / hr Oferta Promedio
    30 ofertas
    Fix MySQL error on vestacp 6 días left
    VERIFICADO

    Hello, we are looking for some help fixing mysql errors

    $52 / hr (Avg Bid)
    $52 / hr Oferta Promedio
    29 ofertas

    Hello guys, i have currently have a new OVH Proxmox server and would like to apply the best practice setup for it. in terms of load balancing, and service availability. what i need is the someone with experience to help and guide me. i need the following to be done: - Proxmox server architecture design with the following specs in mind: - a load balancer (OVH is recommanding HAProxy, Nginx) - a...

    $156 (Avg Bid)
    $156 Oferta Promedio
    4 ofertas

    Hello Looking for someone to help me open a port 2195 in csf, i have already added it in the configuration file but it seems that the port still closed. Regards

    $21 (Avg Bid)
    $21 Oferta Promedio
    16 ofertas

    I need my website error fixed.I need you to build a website for my small business.

    $16 (Avg Bid)
    $16 Oferta Promedio
    22 ofertas
    Website&it 6 días left

    I need my website re-configured.

    $53 / hr (Avg Bid)
    $53 / hr Oferta Promedio
    51 ofertas

    Necesito para un proyecto de entre 1 y 2 meses un Cisco Security Manager con experiencia demostrable, ingles y residencia en Madrid

    $18 / hr (Avg Bid)
    $18 / hr Oferta Promedio
    1 ofertas
    Windows Hello 6 días left
    VERIFICADO

    Windows Hello for Business help setup

    $161 (Avg Bid)
    $161 Oferta Promedio
    10 ofertas

    PacketFence already installed. Need to configure Captive Portal and redirection from Aruba controller WiFi. Enable sponsor email based authentication and registration.

    $622 (Avg Bid)
    $622 Oferta Promedio
    3 ofertas

    Setup AWX (upstream Ansible Tower). *Requires ability to use GoToMeeting*

    $181 (Avg Bid)
    $181 Oferta Promedio
    4 ofertas
    Intsaller ioncube 6 días left

    Bonjour h'aimerai installer ioncube sur mon serveur. QUelqu'un peut m'aider ?

    $392 (Avg Bid)
    $392 Oferta Promedio
    6 ofertas

    Bonjour, Je souhaiterai installer ioncube sur un nas. Merci

    $282 (Avg Bid)
    $282 Oferta Promedio
    4 ofertas
    need virtualmin/webmin specialist 6 días left
    VERIFICADO

    For work on server through teamviewer on an hourly basis. Will give notice when required and grant root access through TV to do as required

    $12 / hr (Avg Bid)
    $12 / hr Oferta Promedio
    13 ofertas

    I'd like a HTTP Proxy (i.e. HAProxy) setup which rotates any incoming traffic through a random IP address from an IPv6 /64 routed to my machine. I am running Ubuntu 18 LTE on a dedicated server. I'll be making around 10000 requests /per sec.

    $44 (Avg Bid)
    $44 Oferta Promedio
    3 ofertas
    DevOps Task - deploy VueJS, etc 6 días left
    VERIFICADO

    - deploy VueJS/Nuxt in AWS - configure the domain in Route 53 - configure load balancer

    $156 (Avg Bid)
    $156 Oferta Promedio
    9 ofertas

    You have vhost experience in linux?

    $115 (Avg Bid)
    $115 Oferta Promedio
    12 ofertas

    Hello I need to setup CICD / Pipelines in Azure DevOps. I need someone to walk me through it so I can set these up. thank you

    $159 (Avg Bid)
    $159 Oferta Promedio
    7 ofertas
    Websiteand It 6 días left

    I need my website re-configured.

    $53 / hr (Avg Bid)
    $53 / hr Oferta Promedio
    28 ofertas
    Web push notifications server 6 días left
    VERIFICADO

    I need to setup a server that I can send web push notifications with. I need to integrate it with my job board sites. I need web push php library installed on ubuntu and help from someone that knows how push notifications work.

    $52 / hr (Avg Bid)
    $52 / hr Oferta Promedio
    21 ofertas
    AWS Help Wanted 6 días left
    VERIFICADO

    We have a social platform website on AWS using PHP that needs basic support. Need someone that can help with website hosted on AWS Ubuntu

    $15 / hr (Avg Bid)
    $15 / hr Oferta Promedio
    33 ofertas

    We want to run our own Email Service for business costumers.(Email Service Provider) Very important is End-to-End Encryption. We want use implementations of AES, RSA, along with OpenPGP. Costumers should be able to register a Emailadresse with our service, and they should use our Webclient. Also there must be the poebillity that costumers can sync there emails by IMAP/SMTP/POP3. We want that costu...

    $6573 (Avg Bid)
    $6573 Oferta Promedio
    19 ofertas
    Zammad and Humehub moving 6 días left
    VERIFICADO

    We do have Zammad on a Virtual Server and Humebub is running on a dedicated server. Now we want to move both software to one server witch need to be virtualized. The new server need to be configured with Debian with a full security setup.

    $650 (Avg Bid)
    $650 Oferta Promedio
    8 ofertas
    Technical Support Technician-PC 6 días left
    VERIFICADO

    Hi, Greetings, We have urgent requirement with our client, Title: Technical Support Technician-PC Location – Australia Duration – 12+ Months Extensive knowledge of, PC and Apple computers, printers, monitors, software and basic networking. Only people living in Australia can apply

    $1036 - $2072
    $1036 - $2072
    0 ofertas

    Want to develop a piece of software that clients can pay for access to operate via web browser or mobile devices. Software would walk clients through all hazards, risk, vulnerability, and threat assessments. For Cyber and Physical Security. Clients would pay via credit card and would set up logins to use it. User management interface to close accounts or block access needed Storage of results onli...

    $2115 (Avg Bid)
    $2115 Oferta Promedio
    35 ofertas

    I have connection issues between two servers (one accessing the other faces a connection refused error), the port seems to be closed despite being "open" in firewallD. Server is a CentOS 7 server. I would require this issue fixed.

    $16 / hr (Avg Bid)
    $16 / hr Oferta Promedio
    24 ofertas
    Need Cisco SSL VPN Server Expert 6 días left
    VERIFICADO

    Need Cisco SSL VPN Server Expert. I have Ready Cisco SSL VPN Server. But Face Some Problem Maximum Time.. When Connect VPN then can't Access Internet. Maximum Time Face This Problem in 3G Internet Connection & WiFi Connection. If you have Good Idea... Please Contact me. [Removed by Freelancer.com Admin]

    $33 / hr (Avg Bid)
    $33 / hr Oferta Promedio
    5 ofertas

    I have a brand new ESXI 6.5 server, the ISO is already uploaded in the datastore and i need an ubuntu 18.04 server to be installed and configured. This requires the networking to be established as well, and i need the configuration of routing on the ESXI server so that i can access to Ubuntu ports using the same server address but on different ports (e.g. SSH for server IP:22, SSH for Ubuntu IP:2...

    $28 (Avg Bid)
    $28 Oferta Promedio
    9 ofertas
    filter price not working properly 6 días left
    VERIFICADO

    Hi, as result of work on the price calculation, the filter price filter on each category ,isn't working properly in the site. I don't know the calculation flow, so I need someone who will take a look and fix it the site is : [iniciar sesión para ver URL]

    $30 (Avg Bid)
    $30 Oferta Promedio
    13 ofertas
    CentOS/FreePBX Network Edit 6 días left
    VERIFICADO

    I have local FreePBX server with 2 Network Interface Cards eth0: for local network DEVICE="eth0" BOOTPROTO="static" HWADDR="xx:xx:xx:xx:xx:xx" ONBOOT="yes" TYPE="Ethernet" IPADDR="[iniciar sesión para ver URL]" NETMASK="[iniciar sesión para ver URL]" NOZEROCONF="yes" BROADCAST="[iniciar sesión...

    $39 (Avg Bid)
    $39 Oferta Promedio
    12 ofertas
    aws teraform 5 días left
    VERIFICADO

    hello all i have project related to terraform code to create ECS cluster with 2 generic apps. we gonna have 3 AWS accounts. 1. DevOps account to configure CI/CD 2. Stage account where apps gonna be deployed from DevOps account CI/CD 3. Prod account where apps gonna be deployed from DevOps account CI/cd

    $134 (Avg Bid)
    $134 Oferta Promedio
    6 ofertas

    I have a backup of an old website and the database. The website was made using Python and PostgreSQL. I have a naked linux server (Ubuntu Server 18.04.1 LTS) Job: Get this old backuped website running again on this server. So you need to install a Webserver + FTP + Python + PostgreSQL in a compatible verison and get the page running again. Unfortunately i do not have any knowledge about Python/P...

    $143 (Avg Bid)
    $143 Oferta Promedio
    20 ofertas
    Simple website Migrations 5 días left
    VERIFICADO

    Migrate 3 websites. Easy work which previous developer has messed up.

    $32 (Avg Bid)
    $32 Oferta Promedio
    43 ofertas

    Decrease wordpress website loading time.

    $380 (Avg Bid)
    $380 Oferta Promedio
    105 ofertas
    SAP SM 7.2 5 días left

    Hi i need to install and configure sap solution manager 7.2 in AIX

    $404 (Avg Bid)
    $404 Oferta Promedio
    8 ofertas
    AWS Admin Work 5 días left
    VERIFICADO

    I would need following task done for my project 1. Need to write scripts to migrate code from one EC2 to another EC2 instance 2. Websever/DB service issues handling due to any changes/performance reasons 3. Bit bucket to AWS server commit for both code and DB 4. Support developers in AWS server based code migration issues

    $17 / hr (Avg Bid)
    $17 / hr Oferta Promedio
    30 ofertas

    I will send you my project Files and you have to show me it live .this is php [iniciar sesión para ver URL] me [removed by freelancer.com admin]

    $18 (Avg Bid)
    $18 Oferta Promedio
    5 ofertas
    On-going server management 5 días left
    VERIFICADO

    On-going server management for various server related support and issues.

    $9 / hr (Avg Bid)
    $9 / hr Oferta Promedio
    23 ofertas
    MCNE Microsoft network engineers 5 días left
    VERIFICADO

    We are looking for 30 MCNE Microsoft network engineer. We need a link from the Microsoft website confirming your status. Thanks

    $43 / hr (Avg Bid)
    $43 / hr Oferta Promedio
    4 ofertas

    I need to be able to use Wordpress and FTP properly. I'll provide pem file with host and username

    $18 (Avg Bid)
    $18 Oferta Promedio
    16 ofertas

    Need to look at the server and see why performance is slow and cpu utilization is more than 90% Want to find out if it is a hardware issue, Patch issue, etc Redhat Linux on VM Looking for a resource who is flexible with his/her time as we need to work on it ASAP

    $113 (Avg Bid)
    $113 Oferta Promedio
    25 ofertas
    Proxy installation 5 días left
    VERIFICADO

    I'm outside of united states, I made orders last year from websites like macys and express and calvinklien without issues using my squid proxy but today my orders need a call verification anyone have solutions to make sure my proxy be like normal ip and skip the verification??

    $23 (Avg Bid)
    $23 Oferta Promedio
    3 ofertas