Network Administration Jobs

Any organization with an online presence wants to ensure that this presence is seamless, and that users and customers can constantly access their website for information, or to purchase goods and services. A network administrator ensures that this technical support is solid, and works to quickly resolve any potential issues within the network, to make sure that all systems are a go when it comes to the organization.


This often includes testing the network for weaknesses, which could lead to resolving more deep-seeded technical issues that could have been lethal to the company’s growth. It also includes utilizing specific e-mail and internet filters to protect the organization from outside threats of all kinds, and ensuring that the company’s network is updated in every sense possible.

 

A network administrator’s role can be very different, depending on the organization, but almost always requires a diligent eye and a pro-active attitude when it comes to protecting the security and productivity of a company or organization. The position requires a tremendous amount of technical knowledge, and without network administrators, organizations would be susceptible to more attacks, and have much less network resilience, which is essential in terms of overall productivity.

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    61 jobs found, pricing in SGD

    Cisco Switching & Routing , WLAN controller & AP. Migration Project

    $216 (Avg Bid)
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    1 bids

    Hello, We use trend micro cloud one work load security essentials in AWS Infrastructure which has only anti malware prevention with limited features. Currently we are planning to upgrade to an enterprise edition of TrendMicro Cloud Workload Security Enterprise xdr . Before upgrade we want to analyze other products available in market. Example we would like to compare crowd strike xdr Vs cloudstrike Vs sentinelone xdr other products and identify the one that suits our project We have an AWS infrastructure with 100+ servers on EC2 ,and cloud SAS applications used by 100+ customers that needs high security. I need a presentation, ppt with different product s,features,ProsCons,Price comparison chart ,,details analsys of the product along with business justification The person doing t...

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    Aruba network implementation 6 days left
    VERIFIED

    We need expert on Aruba core and edge switch to implement Big government Project in Kuwait

    $1014 (Avg Bid)
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    Sophose firwall 6 days left
    VERIFIED

    We are getting below error in out look the security certificate was issue by a company you have not chosen to trust ....

    $83 (Avg Bid)
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    Hello, We have setup a PowerMTA on server. Everything is fine with the server and setup is complete but the emails are not delivering. Also we can't see any log in account file as well as diag file. Please check this issue. We only allow to work through Anydesk. Thanks & Regards,

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    Network Engineer 6 days left

    Need a some with one with good network knowledge . i have a load balancer tp link ER 650 . i have 2 ISP's one is dynamic and the other is static. i was able to connect dynamic IP to load balancer and internet works ok but when it comes to static IP isp , it does not connect using load balancer but it works on wifi router.

    $18 / hr (Avg Bid)
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    looking for some one who can do A bulletin board server

    $602 (Avg Bid)
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    Responsibilities: -Fully support, configure, maintain and upgrade corporate customer’s networks and in house servers -Install and integrate new server hardware and applications -Keep an eye out for needed updates -Support and administer third-party applications -Ensure network security and connectivity -Monitor network performance (availability, utilization, throughput, goodput, and latency) and test for weaknesses -Set up user accounts, permissions and passwords -Resolve problems reported by end user -Define network policies and procedures -Specify system requirements and design solutions -Research and make recommendations on server system administration Requirements and skills: -Proven experience in a network administrator role -Hands on experience in networking, routing and switc...

    $10 / hr (Avg Bid)
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    We have 5 Domain Controllers, but the PDC was on a server that died. We ran backup2master script but didnt seem to work. Replication isnt working, and cant get into the new Master/PDC via webadmin/udm. Getting 401 unauthorized error. You can engage the environment via TeamViewer.

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    1computer start on time 2computer shutdown on time all pc in network shutdown on time restart on time. 3and make groups some pc on and some pc should not 4where ram using more 5diagnois which application making pc slow 6why pc slow 7pc fast run tips 8pc keys for windows10

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    We are an ISP business in Sierra Leone. We are looking forward to upgrade our system to 5G. Need some one to work on writing a project on this.

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    I am in need of creating a device that i can connect LORA/Wan devices to that will NOT send the data to the cloud like TTN but keep it internal and serve the data up to an automation PLC in either modbus TCP or ethernet/IP protocol.

    $712 (Avg Bid)
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    building of bulletin server 5 days left
    VERIFIED

    In particular, I expect to be able to launch successfully your server in at least the following scenarios: For most of Phase 1 testing I will run it like this: ./bbserv -b bbfile1 -f -T 3 -p 3200 For some of the Phase 1 testing (most notably, for testing the concurrent access to the bulletin board file) I will run it like this: ./bbserv -b bbfile1 -f -d -T 3 -p 3200 For Phase 2 I expect to be able to run three instances of the server. For this purpose, the following three commands will be issued in three different directories: ./bbserv -b bbfile1 -f -T 5 -p 3200 -s 3300 localhost:3301 localhost:3302 ./bbserv -b bbfile1 -f -T 5 -p 3201 -s 3301 localhost:3300 localhost:3302 ./bbserv -b bbfile1 -f -T 5 -p 3202 -s 3302 localhost:3300 localhost:3301 The expectation is that the three instance...

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    System Admin 5 days left
    VERIFIED

    Create a n Infrastructure for following (some or all) with some free or open source solution 1. A Backup solution which can automatically backup all the data to a local disk and in cloud. 2. Windows Image deployment (set up a WDS and with multiple editable custom mages) 3. Network Monitoring (LAN, Internet and Files access) 4. Print Server and File Server (Setup and configure) 5. Network Core and DMZ zone (Cisco Platform) 6. Hyper V replication

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    I need someone to learn a Cisco packet tracer subject: Basic Network Connectivity and Communications ExamExternal tool Ethernet Concepts ExamExternal tool Communicating Between Networks ExamExternal tool IP Addressing ExamExternal tool Network Application Communications ExamExternal tool Building and Securing a Small Network ExamExternal tool Tool: Cisco Packet tracer 12:00 PM Thursday, August 18, 2022 Greenwich Mean Time (GMT) in netacad website

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    Looking for an networks expert who is familiar with either squidproxy or 3proxy to setup a proxy server using a Raspberry Pi 4B, USB hub and multiple dongles

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    Aws L1 support 5 days left
    VERIFIED

    Skills needed include: • Deep understanding of a wide variety of AWS services, including IAM, Organizations, KMS, CloudFormation, Lambda, CloudTail, CloudWatch, Config., SSM, VPC, and others • Experience with modern application development practices, including CI/CD via GitOps and automated testing. • Hands-on experience developing Infrastructure-as-Code (IaC) using Terraform; experience with Terraform Cloud is helpful.

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    Need freeradius expert to do tokens

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    My project is network attacks and digital forensics in which I have used 2 system one Ubuntu (victim) another Kali (attacker)... Once the primary attacks like dos, u2r, r2l, probe are performed the symptoms are stored in victim's log through that I have to extract information and show what is the attackers ip address and which attack took place.

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    Looking for Mikrotik router expert to help setup an open network system

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    Hi our sonic wall web management port has gone down availble from ssh Need to get web ui back up i also have a backup which you can restore too Need a sonic wall expert

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    We need some help in maintaining Windows server, Maintaining license for RDP

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    Setup SSH connection in ubuntu using public IP for incoming connection

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    Looking for someone to solve this challenge. It requires us to build a bulletin board in Linux using C/C++. The bulletin board will use Telnet client. More details are given in the pdf attached.

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    CCNA Practice 4 days left

    I am looking some one help me with CCNA

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    VPNs are currently banned in Turkmenistan. I need to install openvpn with obfuscation on my VPS so that people in Turkmenistan can access all websites. Please be ready to share your method in your proposal. For example Shadowsocks etc Only apply if you have done this before or have good working knowledge.

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    VPNs are currently banned in Turkmenistan. I need to install openvpn with obfuscation on my VPS so that people in Turkmenistan can access all websites. Please be ready to share your method in your proposal. For example Shadowsocks etc Only apply if you have done this before or have good working knowledge.

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    Installation of FREENAS on the Ubuntu Server 18.04 server (or other solution) complete installation with all plugins and complete configuration. (example PLEX AND MINIDLNA), ADD secure, add ssl encript add domain and config I have a nas server ready to run low budget!!!!!!!!!!!!!!!!! I have increased my budget $65 for all the complete work installation on a dedicated server question is it possible to do the installation directly or you need a virtulizor exempl vmware, virtual box and other ???. I tested it does not work directly iso on the dedicated server chek solution link :

    $99 (Avg Bid)
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    Installation of FREENAS on the Ubuntu Server 18.04 server (or other solution) complete installation with all plugins and complete configuration. (example PLEX AND MINIDLNA), ADD secure, add ssl encript add domain and config I have a nas server ready to run low budget!!!!!!!!!!!!!!!!! I have increased my budget $65 for all the complete work installation on a dedicated server question is it possible to do the installation directly or you need a virtulizor exempl vmware, virtual box and other ???. I tested it does not work directly iso on the dedicated server chek solution link :

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    We have a software which runs on Windows. The server module runs on MYSQL. We have installed MYSQL 5.5 (the software is not compatible with higher) and the software finds MYSQL DB on localhost just fine and opens and works. However none of the client machines can find the DB server (MYSQL service is running) and we get diff error msgs. We need someone to help us. You would ideally have good MYSQL knowledge and knowledge of windows server and networking. Urgent work

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    These projet is to create something secured. I want my server , switch and disk array to be connected together. The main goal of this project is the disaster recovery plan. My servers and switches are redundant. Ill like to hear your ideas to secure my disk array and servers. Here is my plan in jpg.

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    Simple Networking Assignment 3 days left
    VERIFIED

    Hi All, I need some assistance with a simple Networking Assignment. It involves doing a simulation using Cisco Packet tracer.

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    RHEL 8 virt-who setup 3 days left
    VERIFIED

    I am looking for assistance on setting up virt-who for RHEL 8/vmware. I already have a satellite server set up and it is working fine, running satellite version 6.11.1. We are trying to perform host based setup. I have installed virt who and started virt-who process by executing virt-who --one-shot and receive a few error messages that I need assistance with.

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    I am looking for a senior network Pro who has experience with LoRa or any other similar WAN setup. The candidate should have successfully completed projects transmitting data over a WAN using LoRa or any other communication device. This is urgent. Rookies please don't waste time. Please don't worry about the bid amount as it is just a placeholder. You can bid the real amount later after preliminary discussions.

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    Hello There Very urgently need small Cryptography project to be done . The deadline for the project is 16th august, so please apply asap if you can start it today. Thanks for reading

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    fix server boot 3 days left
    VERIFIED

    Linux Server is not booting from hard drive but can boot in rescue mode. Need to fix it from rescue mode.

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    Hi professionals, I need a few minutes of your help. Are you good in ZCS? I do run version 9.0, so if you are familiar, this job might be for you. I'm trying to upgrade zimbra, as well as just start the services, but they are failing to do so. I'm having problem with LDAP, see the errors: Error: Unable to bind to the LDAP server as the zimbra LDAP user. This is required to upgrade. or Restoring existing configuration file from /opt/zimbra/.saveconfig/localconfig.xml...done Operations logged to /tmp/ Adding /opt/zimbra/conf/ca/ to cacerts Checking ldap status....not running. Starting ldap...failed with exit code: 256. 62fa5488 daemon: listen(ldap://, 5) failed errno=98 (Address already in use) Checking ldap status....not running. Starting ldap...failed with exit code:...

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    I want to connect two endpoint directly over internet without help of any server.

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    I seek an experienced network engineer with teaching experience of CCNA and CCNP to teach a beginner . In essence I am looking for a talented network engineer who has the ability to teach CCNA and CCNP courses including the theory and practical labs . You must be a fluent English speaker with excellent communications. This training will have to be conducted on MS Teams or Skype evenings and weekends UK time. If you have the qualities I am looking for and can meet the challenge get in touch.

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    Hello A professional developer is required to make an application, the client is connected via vpn sstp protocol to our server. s Application running on sstp_vpn protocol When you enter the client username and password the application sends an API to our system If the data is verified, our system sends to the application a different user and a different password that is allowed to connect if not allowed, an error message will be sent to this effect error screen Comprehensive application source file Compatible with all versions There is a similar app on the Google Play Store Link here Login data the address: User: vpn Password: 12345 Previous work is required in this type of application

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    RDP IS NOT WORKING 2 days left
    VERIFIED

    can not connect to windows server through remote desktop connection

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    Perform a simulation in a simulation software such as GNS3 An SDWAN network, with 3 centralizations. 3 nodes. Check and document load balancing. Include connection to the cloud.

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    CCNA Teacher 2 days left

    I am looking for a CCNA teacher to make together the packet tracer activities. I have the packet tracer material

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    Install RDP Calls on Windows Server2019 and make the system save

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    Hi, I have both vCenter and ESXi hosts on latest versions. But since beginning one ping fails every now and then. Sometimes every couple of minutes more or less than other times. Each VM including vCenter, each host miss one ping at different times. I also observed some pattern of missing pings across different hosts one after the other host missing pings for example after 30 successful ping one of the hosts miss pings one after the other. I have distributed switches and network setup across 3 hosts. However if I am not wrong I have seen pings missing even on single host right after it's installation so I mean without even distributed switches, kernels, nics etc... configured even and still missed ping issue was there. Hosts are connected to mellanox ethernet L3 switch. And on thi...

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    I am setting up a small network in my home. I have Dual ISP, Cisco ASA Firewall 5520, Cisco Catalyst Switch 3750 POE and 4948... Basically I need someone to setup my ASA firewall with the firewall rules as per my requirement. I have previously put up the same project which the freelancer took and completed... It was basically setting up the Firewall and Catalyst Switches and VLANs creation which the Freelancer completed for me... Now I have Firewall rules to be tweaked as per my requirement... Whoever is bidding for this project should have good knowledge in CISCO ASA Firewall and VLANs... For a Pro I would say this is a very small project and the engineer taking this project should be able to explain me the process and how network flows...

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    We need +-20 AP's migrated from the software Ubiquity controller running on a Windows 2016 server to a Ubiquity cloudkey which we have installed

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    its Cisco lab network (given in A1/A2) to meet with new security requirements and recent changes in network technology. According to the new security requirements, access to the lab network routers must be now managed through a centralised server located in the HQ. The access must also be allowed only from the management network.

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    I need somone to install me Barriez on Nvidia Jetson board to control windows 11 .

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