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Short Term Contract Linux/Windows based server/system and network administrator/optimizer job

$1500-3000 USD

Cerrado
Publicado hace alrededor de 5 años

$1500-3000 USD

Pagado a la entrega
Our company has online presence in the several sectors of interests, Local and international. Most of the system we run are web-based. 90% of the VPS servers are Linux based and other remaining 10% are Windows based. We need to structure them properly for our websites and systems, which are running on those VPS servers. Ideally we would like to have following configured. 1. Install proper tools and packages for the VPS servers to serve our systems smoothly. 2. Add security layer to manage and block attacks like CORS policies, DoS/DDoS attacks, Emails spam assassins, permission systems etc. 3. Enable proper ports for http/s, SMTP, POP3, IMAP, and other running services on the servers. 4. Add fall-back, failover and relay/mirror servers to have zero down time . This also includes speed optimization. 5. Advise and configure single or multiple database and emailing servers to assist web-apps and systems running on the servers. Mostly we use Virtualmin for the management. Separate emails for each companies using G-Suite or any other competent service. 6. Configure our intranet in the office. Configure and setup proper network in the office including Domain Controller, PBX phone system, Printer sharing etc. 7. Add monitoring systems over the network in the office. Add usage caps and traffic blocking/data usage monitoring system in the office. 8. Assist the Development Department to operate and update or do simple tasks on those servers. Servers should be expandable and enhance-able according to the company’s need. systems administrator job duties: • Configuring network hardware like servers, routers and switches • Upgrading and repairing computer networks • Troubleshooting network issues • Assisting network architects with the design of network models • Deploying and updating software • Managing servers and their operating systems • Implementing security measures and basic testing • Managing cloud and physical network storage • network monitoring. • testing the network for weakness. • keeping an eye out for needed updates. • installing and implementing security programs. • E-mail and Internet filters. Skills • Linux and Windows based VPS administration/scripting experience • Network/system and server security experience. • Experience in zero-downtime structure for VPS Cluster or multiple VPS. • Understanding and applied experience on node balancer and DNS servers. • PBX phone system and Cisco local networking and programming experience. • Network monitoring and dynamic update to the network. • Experience in optimising the VPS based on running systems, service or packages. • Analyzing and critical thinking • Time management • Interpersonal skills • A drive to learn more
ID del proyecto: 18780514

Información sobre el proyecto

18 propuestas
Proyecto remoto
Activo hace 5 años

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18 freelancers are bidding on average $2.546 USD for this job
Avatar del usuario
Hi I will manage your linux and windows servers as per your requirement and have expertise in the relevant field. I have 9 years of experience. Regards
$3.000 USD en 30 días
4,9 (279 comentarios)
6,8
6,8
Avatar del usuario
I have experience in deploying and maintaining of: Cloud Computing Platforms: AWS Amazon Web Services,Microsoft AZURE, Google Cloud (GCP). Server Operating Systems: Windows Server 2003-to-2012R2, Windows Server 2016 Amazon Linux, Debian, RHEL, CentOS, Ubuntu. Web servers and servlets containers: IIS, APACHE, NGINX, DOCKER Mail servers: POSTFIX, EXIM, MS Exchange 2000-to-2013, MS Exchange 2016, QMAIL Database servers: MySQL, MS SQL Virtualization: MS Hyper-V, VMware Server(ESXI), VirtualBox. Directory service: Active Directory, OpenLDAP. File servers: IIS FTP, proftpd, FileZilla FTP Server, SAMBA. Firewalls: Windows firewall,ISA/Forefront TMG, MikroTik,PFSense Zywall and other Routers; Data Storage Systems: Netapp, FAS, EMC, VNX; Hosting Panels: PLESK,cPanel,Website Panel
$1.616 USD en 20 días
4,8 (188 comentarios)
6,1
6,1
Avatar del usuario
Dear Sir, i am CCIE Security and Red Hat Certified Engineer with 17 years of extensive experience in network and system administration. i am fully capable to install , manage and secure vps well above your requirements. we can discuss further over chat. thanks for reading
$1.600 USD en 10 días
5,0 (52 comentarios)
5,9
5,9
Avatar del usuario
Respected Sir, I am a expert system admin and server engineer with 15 years experience. I am a all round system admin and i have read and understood the project. I can work on both linux and windows. I am also cloud specialist. Yours Sincerely
$3.000 USD en 30 días
5,0 (47 comentarios)
4,8
4,8
Avatar del usuario
Hello I'm interested I your project. Can we chat about details? Thank you ___________________________________________________
$2.500 USD en 30 días
4,9 (10 comentarios)
4,3
4,3
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hi, I'm a professional Linux sysadmin, I can help you to configure what you want, contact me for any further information about that job. Claudio.
$1.500 USD en 10 días
4,9 (3 comentarios)
3,4
3,4
Avatar del usuario
Hi, How are you? Hope you are going well! I checked your project carefully, so that i feel very confident in your project because I am talented web developer with 6 years. If you give me all data for the project, I will start working immediately. Also if you want, i will show you my previous projects. i would like to discuss about the project over chat. I am waiting for your response. Best regards.
$2.500 USD en 30 días
4,8 (3 comentarios)
3,0
3,0
Avatar del usuario
Greetings I have 15+ year experience in IT and Security, i can manage to create whole server infrastructure for your project, also, i can manage to run it without a hassle and provide complex attack-prevention solution like firewalling and HIDS Please, provide me some detail
$2.500 USD en 30 días
5,0 (1 comentario)
0,7
0,7
Avatar del usuario
Hello, I am pleasure with your job for Short Term Contract Linux/Windows based server/system and network administrator/optimizer job. Thank you for the job posting. It’s a pleasure to meet you. I’d really like to work with you on this one if possible! I do have a couple of questions, but first I’d like to make you an offer and some background so you can check my work out. I have been developing kind of project within 10+ years so I’m fluent experience to handle project. You’ll get all the expected stuff like a great professional service and a fast turnaround, at a bit less, and I get a bit more exposure. If the above offer sounds like something you would be interested in, I’d love to hear from you. Best regards, Georgy
$2.500 USD en 30 días
0,0 (0 comentarios)
0,0
0,0
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I will be so happy to work with you, I have more than 11 years experience in network design and management. I design a network for hospital, education centers, data centers, and many others. I can build you a network that includes: network design, network topology, IP addressing, Proposed network devices (based on network size). network managements station (there are many solution such as PRTG), and provides testing network on simulator such as packet tracer and GNS3. I design wired and wireless network using WiMAX, WiFI, VPN, Fiber optic, Ethernet , and others. I worked on different network products such as Juniper firewall 3400, Mikrotik, Fortigate firewall, Cisco ASA, Cisco routers (2921,2911, 3850, and others). Also i have big experiences in implementing network security using different methods such as port security, DAI, DHCP snooping, VLAN, SNORT (as NIDS) and many others. Also i designed and managed different VoIP solution especially Asterisk (Free PBX), Yestar, an Cisco CME. I worked on Microsoft server 2016 for DC , IIS, FDS, clustering, and others. Moreover i have experience in VMware solution such as ESXi host and vCenter, and virtual machine. Also I configured and created E2, S3 and others on amazon cloud and worked on open source software such as FreeRadius, PFsense, and opensense. I worked on Ubuntu and centos7. I provide support for many clients over Internet. I hope to hear from you since I have a professional profile that i can show you in detail
$3.000 USD en 30 días
0,0 (1 comentario)
0,0
0,0
Avatar del usuario
Hello ! This is my propouse: 2. Add security layer..................... We can configure a software called SPAMTITAN, its very good do setup and easy administration. SpamTitan its based on FreeBSD and can filter 99% of SPAM for your SMTP. For DDoS i suggest to use a webcloud service like CloudFlare for your main DNS Managment an 3. Enable proper ports for http/s, SMTP, POP3, IMAP.... No problem, we can do it with Iptables. 4. Add fall-back, failover and relay/mirror servers to have zero down time . This also includes speed optimization. I dont know where is your VPS infrastructure today, but i like Digital Ocean and Vultr services. Both have Floating IP and Load Balancing feature, so we can create multiple servers and balancing ( cluster ) some of your ser 5. Advise and configure single or multiple database and emailing servers to assist web-apps and systems running on the servers. Mostly we use Virtualmin for the management......... I used Virtualmin and Webmin on the past... Today im using others panels like Zesle, that has a good mail system included... 6. Configure our intranet in the office. I can setup VPN system with PRITUNL, for print services we can use Google Cloud Print, Primary Domain for Windows users its ok ! 7. Add monitoring systems over the network in the office. ok, we can use Grafana and Nagios to monitor. 8. Assist the Development Department......... Ok, i can support the team by Skype, Whatsapp, i read and talk in english. I from Brazil
$3.333 USD en 15 días
0,0 (0 comentarios)
0,0
0,0

Sobre este cliente

Bandera de MAURITIUS
Port Louis, Mauritius
0,0
0
Miembro desde feb 21, 2019

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