System Admin Jobs

I urgently need help restoring access to my website which has been down due to some iptables rules misconfiguration. Crucial details about the specific changes made to the iptables configuration are not available but I can provide access to the server for a professional to diagnose and fix it. The job demands a high degree of expertise in: - Linux administration - iptables firewall configurations - Web server troubleshooting and management My website is hosted on a dedicated server, so I require someone who has experience working in such an environment. Quick turnaround is paramount. Skills and experience: - Proven experience in managing dedicated servers - Solid understanding of iptables and firewall configuration rules - Proficiency in diagnosing and rectifying server related issues ...

We recently experienced a malware attack on our system and we're seeking an expert who can ensure this doesn't happen again in the future. We don't require data recovery services; our main priority is to make sure it never happens again. Ideal candidates should possess: - In-depth experience in counteracting malware attacks - Mastery in various security domains such as network, application, and endpoint security - Proven track record in enhancing system security

During a routine session, I accidentally deleted the usr/bin directory from my Linux system. The data loss mainly includes key system configuration files and this mistake has compromised the smooth operation of my system. As a knowledgeable Linux expert, your role would be to: - Help recover the lost system configuration files from the usr/bin directory on Linux.

I am looking for an experienced professional who can assist me in purchasing and setting up RDP on a dedicated server. Here are my specific requirements for this project: - Set up RDP on a dedicated server with Windows - Must include remote access software in the set up - Anticipating more than 20 simultaneous connections for the RDP, the system needs to be optimized for this high volume - Prioritize strong security measures for the setup Ideal candidate should have experience with Remote Desktop Services, Windows server management, and understanding of proper security protocols. A strong understanding of networking and high connection environments will also be highly desirable for this project.

I'm encountering a thorny issue where Gmail emails aren't being received across all accounts hosted on my WHM. Unfortunately, the missing emails aren't found in the spam folder so I'm led to believe it's an error rooted deeper in the system. Recently, there were a few changes to our DNS settings. However, not being entirely sure about the correct setup of my domain's MX records, I suspect this could play a part in the issue we're currently facing. Ideal Skillset for this task: - In-depth understanding of WHM/cPanel operation - Experience tackling email delivery issues - Proficiency in DNS settings management - Knowledge about MX records settings This project requires a prompt diagnosis followed by a resolution to the problem. The aim is to ensure smoo...

I am experiencing issues with LDAP SSH user authentication on my Suse SLES 15 SP4 server. This involves an authentication failure specifically with the module. I need help to debug the error Key points include: - Deep understanding of Linux, specifically Suse SLES 15 SP4 - Expertise in LDAP user authentication - Proven experience troubleshooting and resolving authentication errors - Ability to ensure smooth functionality of the LDAP User authentication system The error message is attached. Please note that the LDAP is only used for user authentication, no other functions. I am looking to have this issue corrected as soon as possible.

We are urgently looking for very good system admins with many years experience handling linux servers to solve a boot issue where installing Grub is corrupted. A very good Freelancer has been working on it already but even with his very high score and good skills he hasnt been abkle yet to get it done. So, please do not react if you are not very good in solving these kind of things as you need to work with the freelancer who works on it now and he has done already the basic things. So we need someone who can help him. Server is linux/ubuntu and openstack

I'm looking for Azure Storage and network expert, which can help me implement the security on the storage account and the storage account should only be accessible through a web app. I have the sas token created for the blob, have the webapp deployed, but somehow I'm getting 403 when I try to access from the web app.

In need of an experienced professional to carry out several maintenance tasks on our Linux server. This will include: - Disk cleanup: We are looking to get rid of any unnecessary files or data that are slowing down our server. - System Updates: Ensure our server software is up-to-date to make sure it performs optimally and securely. - Performance Optimization: Beyond cleaning up and updating our system, we want a professional who can identify and implement strategies to optimize our server's performance. After the task, we also require a detailed report outlining every action taken on the server during this process. Ideal candidates should have substantial experience dealing with Linux servers, and demonstrable skills in server optimization. They also need to be capable of explai...

I'm searching for an experienced Linux professional who can efficiently handle server maintenance and data clean up tasks for my web hosting server, primarily storing application data. - Server Maintenance: Running necessary updates, ensuring that overall performance is at its best and troubleshooting any issues that may arise. Ideal Skills and Experience: - Strong familiarity with Linux OS, specifically its server management. - Ability to maintain web hosting servers. - Proficient in data management and cleanup procedures. - Previous experience working with servers storing application data. The outcome of this project should result in a well-maintained, streamlined Linux server free from unnecessary data waste, devoted to web hosting.

experienced network specialist, well-versed in Cisco ISE and firewall configurations for an enterprise level network. We're currently experiencing network connectivity issues and require assistance with firewall configurations and overall network security.

I am looking for a professional who can handle customer service tasks from home, specifically through email. Your responsibilities will be focused on attending to technical issues. Your day-to-day will involve understanding customer problems, coaxing out the necessary details, and providing solutions in a clear and empathetic way. Key Skills and Experience: • Established track record in remote customer support • Fluency in email communication • Experience in troubleshooting technical issues • Meticulous attention to detail • Excellent problem-solving skills Your expertise should reside in understanding and resolving technical issues, but the ability to handle additional customer concerns will be preferred. Please note that the role involves working from home, he...

I'm looking for a tech-savvy individual to help me clear a registry counter for my Turbotax on Windows 10. I prefer to resolve this issue through step-by-step guidance as opposed to using a software tool or remote assistance. The task requires someone with a deep understanding of Windows 10 and the registry system. You should also be patient and able to provide clear instructions.

I am in need of a proficient security expert to help tackle my final project geared towards creating a low-interactive honeypot. This honeypot is intended to guard real networks by focusing on detection of Brute Force Attacks specifically. The honeypot should be designed for the Linux operating system and created to effectively emulate SSH. I require that you have: 1. the built should be on CML 2. Skill in SSH protocol 3. Experience in creating low-interactive honeypots 4. The ability to focus on detecting Brute Force Attacks 5. Should specific documentation design, developments, and testing : Chapter 4 — Design 4.1 Introduction 4.2 Interface Design 4.3 System Design 4.4 Summary -------------------- Chapter 5 — Development 5.1 Introduction 5.2 Interface Development 5.2....

We are an ISP, we want to provide Managed, filtered content to subscribers via Netgate. The BGP is done in another router. This router will do Filtering and PPPoE for the Customers. The router has a RAM of 32GB, and an ILL Backbone of 5 GIG. We want to deliver different types of managed content for schools, Companies, Hotels. We want to implement pfblocker-ng or similar technology ref: We want different PPPoE users to filter different contents. The PPPoE traffic must also be captured in the Syslog server. We also accept the requirement to be fulfilled by any other OpenSource software similar to PFsence that can be installed in NetGate server. The configuration setup must be done in AnyDesk.

We are searching for an experiences openstack developer to solve a boot issue on an openstack server. Only react if you have good experience with openstack and that you can quickly solve it

I'm in need of an experienced network designer who can create a secure file-sharing network for my medium-sized team. Key Requirements: - The network should support sharing of various file types including documents, images, and videos. - The network will be utilized by 10-50 workers, so scalability is a critical consideration. Security: - I require advanced encryption to protect sensitive files. - Access logs should be maintained to monitor file movements and ensure accountability. Skills and Experience: - Proven experience in designing secure file-sharing networks for medium-sized teams. - In-depth knowledge of encryption protocols and security measures. - Proficiency in network scalability. - Past experience with managing access logs would be a plus. Please provide examples o...

I'm looking for an experienced server setup specialist to configure a Linux server to run a Django web application. The server setup will involve integrating a PostgreSQL database and potentially, HTTPS/SSL configuration. Key Responsibilities: - Installation and configuration of a Linux server suitable for Django - Set up and optimization of a PostgreSQL database - Advising on and, if necessary, implementing HTTPS/SSL configuration Ideal Candidate: - Experience with Linux server setup and optimization for Django applications - Proficient in PostgreSQL database setup and maintenance - Knowledge of implementing secure HTTPS/SSL configurations on web servers is a plus

I'm looking for an experienced network engineer who can assist in setting up a web server in Cloudways. Key Requirements: - The ideal candidate should have a strong background in network engineering. - You will be responsible for setting up the web server. - Full server management including maintenance and updates is required. - Proficiency in Linux operating system is a must. Please ensure you have prior experience with Cloudways and can provide proactive and reliable server management.

I'm looking for an OpenSIPS expert with comprehensive knowledge in call routing. currently we can able to work with opensips but have 2 issued, I need Expert opensips for support me config Opensips: 1. Config Redirect module uac_redirect - currently we have issued when A call B, and B ring 180, after that B refer call to C, call not reach to C - I'm follow opensips Docs we have to config uac_redirect but i try with no luck 2. We use media server is Freeswitch, how can i pass a variable to Freeswitch, i try add header follow format: X-Variable, sip_h_X-Variable but in luascript of FS, can not get this variable

We have initiated the deployment of a collective video call service using an open-source platform within the Microsoft Azure environment. The virtual machine (VM) and network resources have already been configured, but the project requires finalizing the setup to ensure the service is accessible both within and outside of Azure (internal and external IP). We are seeking an experienced professional who can complete the following tasks: Required Services: Review the current configuration of the virtual network and VM in Azure. Complete the network parameter setup to ensure the video call service is accessible over the Internet, including the configuration of firewall rules and network security if necessary. Install and configure all necessary components and dependencies on the virtual mach...

I'm looking for a skilled networking professional who can transform our existing network infrastructure. The current setup is struggling with slow internet speed, frequent congestion, and unreliable connectivity. To address these issues, I want to move towards a fiber-based network. Key Project Details: - Our network is of medium size, supporting 10-50 devices, so a solution that can scale is essential - The primary aim of this revamp is to improve the speed and efficiency of our network The ideal candidate for this project must have: - Proven experience in designing and implementing cutting-edge networking solutions, with a focus on fiber technology - Expertise in creating network topologies that are both robust and scalable - A reputation for delivering results that significantly ...

Using OpenVPN with Samba 4 AD-DC. Am running into a problem where file shares open just fine when using an IP Address to the server however when using a domain name (A Record) it fails. In the end I am hoping to access the server using the domain and be able to open files and folders inside shares as normal. It is important that we resolve this via a screen share. I can do a zoom screen share and record the solution. This is a LIVE client server I have created a video to assist with your understanding of the problem. Please confirm you have seen it. * Thank you!

I'm urgently needing a professional who's experienced in handling SSL certificate acquisition and installation for a Flexnet License Server operating on Windows Server. Your responsibilities for this project would include: - Assisting with the purchase of a new SSL certificate. - Setting up and correctly configuring the SSL certificate on our Flexnet License Server. - Ensuring the server is secure and the installation is successful, with no errors. This task needs to be completed as soon as possible. Proficiency in Windows Server operations and FlexNet configurations is highly valuable. Previous experience with SSL certificate installations is a must. Looking forward to a prompt and effective solution to this requirement.

I'm in urgent need of an AWS Simple Email Service (SES) expert for my project. I've already set up an AWS account and now require someone to assist in incorporating SES effectively. I need this to be done as soon as possible. Key requirements: - Expertise in AWS SES - Expert with DKIM, SPF, DMARC, etc. - Proven experience in setting up AWS SES - Ability to work on a tight deadline Your tasks will include: - Reviewing my AWS account set up - Ensuring the service is working effectively - Providing a quick turnaround Please only bid on this project if you can start immediately and can complete the task within a short time frame.

Hi, I need to migrate big WP site via SSH It is too big or I would have done it with a plugin myself. I've been using plugins for migrations on over 300 sites and it is NOT POSSIBLE WITH THIS SITE (I tried 7 different plugins and settings in 2 days) I have SSH creds ready for both servers

I have an Ubuntu VPS on Hostinger and faced an issue while setting up a tool (iRedMail). In trying to configure it, I mistakenly reinstalled mysql. As a result, I've lost the databases that were previously stored in /var/lib/mysql. - I have full access to the VPS and can login via the command line. - The MySQL service is currently running on the VPS, but it's empty as I need to recover old databases. - I have specific information about the databases and tables that were deleted. I'm in urgent need of a skilled professional who can help me recover the lost databases. The ideal candidate should possess: - Profound experience in database recovery, particularly on Ubuntu VPS. - In-depth understanding of MySQL database structures. - Ability to work efficiently through command ...

I am seeking for an experienced network engineer capable of setting up a Client-to-Site VPN on a Mikrotik router. The successful configuration needs to comply with the following: - Security protocol: The VPN should be secured using the OpenVPN protocol. - Client Devices: The VPN configuration should allow connection from macOS devices. The ideal candidate should have demonstrated experience in: - OpenVPN and Mikrotik router configurations. - Familiarity with macOS operating systems. - Network security and VPN configuration. Looking forward for a professional who can deliver an effective and secure solution making remote work safer and more efficient.

Hi, I am resetting SSH pw right now and it seems there might be another step or two. I can't have client down for more than a few min, so need someone available right now in case

I am seeking a skilled network administrator to help me with a specific firewall configuration on my Asus Dr 68-R router. This configuration includes the following specific requirements: - Set up a firewall rule that blocks all incoming DNS requests except for those from the Cloudflare DNS servers. This is to ensure that my internet filtering remains effective, despite efforts by my kids to bypass it by changing their DNS servers. - Implement content filtering in the configuration to ensure that the internet access is still secure and appropriate for my children. These configurations need to be implemented at the router level, as this is where the issue is originating. The ideal candidate for this job will have: - Profound experience in working with Asus routers, particularly the Dr 68-...

I require an expert in AWS security, specifically experienced with AWS Shield and Web Application Firewall (WAF), to assist in setting up and configuring my AWS Firewall. Key tasks include: - Configuring and setting up AWS Shield - Implementing AWS WAF securely - Setting rules in AWS WAF for blocking recognised malicious traffic patterns. The ideal candidate would have extensive experience in AWS security services, and a strong understanding of traffic control requirements in AWS WAF. Proficiency in creating rules for managing potentially harmful traffic patterns is crucial. This project requires deep knowledge of AWS Shield and WAF. Proven experience in similar projects will be highly valued.

Hi, I have a large site that I need to migrate manually because migration plugins are failing

I'm looking for a FreePBX expert to help configure the Sticky Agent feature on my system. Key Requirements: - Configure Sticky Agent - Route call to the same agent who answered previously. - If that agent are unavailable, then route to his VM. Call Flow: - Inbound Route - Queue - Static Agent Ideal Skills and Experience: - Expertise in FreePBX, specifically version - Only apply if you have done this previously. My server is live, hence no experimenting. Budget $50

I'm looking to transform our current networking and systems documentation into a visually appealing and easy-to-understand slide deck. The primary goal of this presentation is to serve as a knowledgebase for our existing customer. Ideal skills and experience for this project: - Ability to take this project on with full engagement, building the entire creative side without minute by minute guidance - Prior experience in creating engaging and informative slide decks - Knowledge of networking and systems documentation - Understanding of customer-facing content - Graphic design skills to ensure the presentation is visually appealing

Encountering issues while executing a Docker image. Successfully built but file not found at runtime. Need an organized expert to: - Examine current Docker installation and setup - Troubleshoot potential misconfigurations in Dockerfile or dependencies - Deal with Docker networking and security - Successfully run the Docker image Ideal candidate will have proficiency in Docker technologies and a knack for troubleshooting and problem-solving. Prior experience in Docker container management and Dockerfile configuration would be beneficial.

As a busy client, I require an experienced system administrator who is proficient in Linux operating systems, and knowledgeable in server maintenance, troubleshooting, and security update tasks. Our server is activated on the Godaddy platform and managed through WHM/cPanel. Your responsibilities will include: - Undertaking regular server maintenance tasks to ensure the efficient operation of our server - Addressing and rectifying any server issues as they arise - Implementing necessary security updates regularly, proactively securing our server against potential threats - Guiding the business team with proper server plan and upgradation process based on the business needs Ideal skills and experience: - Proven expertise in Linux system administration - Prior experience working with God...

I'm in urgent need of an expert to enhance the data security of my web application and AWS server. My web application manages personal user data and currently stands at a medium level of security. The specific areas that need addressing are: - User Authentication: Improve the login system to ensure only authorized individuals can access the application. - Encryption of Sensitive Data: Properly securing the personal user data handled by the app. - Firewall Configuration: Ensure the server firewall is correctly set up to reject unauthorized access. Ideal candidates will demonstrate extensive knowledge in data security, particularly in AWS, user authentication methods, encryption techniques and firewall configuration. If you understand the importance of data privacy and can execute t...

I require a professional to set up a domain controller on my Windows Server 2019. This setup should cater to less than 50 users and offer redundancy with at least one backup domain controller. Ideal Skills: - Extensive experience with Windows Server 2019 - Knowledge of network architecture and redundancy setups Project tasks: - Install and configure the domain controller - Create a setup for fewer than 50 users - Implement redundancy with one backup domain controller This project demands precision, reliable communication, and expertise in the field. Only apply if you have verifiable experience in similar projects.

As the owner of using PHPLIST, I am facing a significant challenge. I am currently using my own mail server as my email client, and it's throwing an SMTP Error (220) Authenticate Error that needs immediate attention. This has become a critical issue as it is affecting our email communication. Key tasks: - Investigate the error's source and rectify it - Ensure smooth functioning of the email system Ideal skills and experience: - Should have good knowledge in handling email client issues, preferably mail servers - Prior experience in troubleshooting SMTP errors - Quick response and resolution time, as this is an urgent issue If you fit the bill and are ready to dive in immediately, I welcome your proposal.

I need a High Expert person to remove a bad Article from Search Engine.

I need a High Expert person to remove a bad Article from Search Engine.

I'm in need of a networking professional to undertake adoption and set-up of a Unifi USG in my working area. This involves: - Successful connection of my devices to the network - Appropriate configuration of firewall rules Experience in network set up, specifically with Unifi USG, is the primary requirement for successful freelancers. Your bid will be more favourable if you could highlight past similar projects you've undertaken or any relevant certifications. Please consider that optimisation, security, and reliability should be the prioritized aspects of the setup. Let's work together to get this done efficiently and cleanly.

I'm in urgent need of an expert to enhance the data security of my web application and AWS server. My web application manages personal user data and currently stands at a medium level of security. The specific areas that need addressing are: - User Authentication: Improve the login system to ensure only authorized individuals can access the application. - Encryption of Sensitive Data: Properly securing the personal user data handled by the app. - Firewall Configuration: Ensure the server firewall is correctly set up to reject unauthorized access. Ideal candidates will demonstrate extensive knowledge in data security, particularly in AWS, user authentication methods, encryption techniques and firewall configuration. If you understand the importance of data privacy and can execute t...

I'm in need of a proficient professional for a network installation task that involves personable hardware elements such as routers and switches. This project is not just about the physical installation; I would also require the freelancer to undertake configuration tasks. - Key Responsibilities: * Installation and setup of network devices - specifically routers and switches. * Router and switch configuration. The ideal candidate should have extensive experience with hardware installation, device configuration, and should have solid familiarity with different types of routers and switches. Proven experience in network planning and configuration is paramount. Please detail your relevant work history when bidding.

I'm looking for an experienced QuickBase developer to enhance and evaluate my CRM app. I just need them to fix Quickbase to receive data from other sources already connected and operating. I need to fix problem with some fields -- Need to convert text to multiple choice , but QB does not accept data on kmultiple choice and I need to fix that so I can fix display of reports and performance Specific Enhancements: - UI/UX Improvements: I'm looking for someone who can make the user interface more intuitive and user-friendly. --- I need to optiomize some process of reporting , visual and interaction with data - Workflow Automation: I need the app to be more automated to help streamline my business processes. - Data Analysis and Reporting: I want to be able to generate mor...

I described the error below in details. I'm sure the Server administrator can fix this issue in 1~2 hours. I'll pay $100 for this project. 1. I generated 2 csr files with command. openssl genrsa -out ~/certs/ 4096 openssl req -new -sha256 -key ~/certs/ -out ~/certs/ openssl genrsa -out ~/certs/ 4096 openssl req -new -sha256 -key ~/certs/ -out ~/certs/ 2. I got 2 swish certificates file from swish portal. I used one for singing and another for TLS communication between web system and swish platform. 3. I created p12 file from the reference. openssl pkcs12 -export -out -in -inkey 4. I used the following code. <?php $date = new DateTime(); $dateString = $date->format('Y-m-dTH:i:sZ'); $payload = [ "payoutInstructionUUID" => "...

Hola a todos! Requisitos: El proyecto es configurar una VPN en un servidor de archivos. Disponemos de: Un servidor con windows server 2016 Un router marca linksys ER605.

Necesitamos un experto en Radius que nos configure un servidor Radius que actualmente esta presentando muchos fallos y fue mal instalado. Tenemos una red Ubiquiti Unifi, con un UDM que maneja la red y tiene segmentada la red por Vlans. El mismo es para una escuela que tiene primaria y secundaria, por lo tanto tenemos 2 Vlans, una para primaria y una para secundaria, actualmente la de primaria no puede navegar y en definitiva es un problema provocado por el servidor Radius actual, y no sabemos como resolver esto, ademas actualmente esta funcionando con un certificado autofirmado y queremos implementar un certificado real.

Este proyecto se centra en brindar servicios de consultoría financiera especializados para empresas que buscan optimizar su rendimiento económico y asegurar un crecimiento sostenible en el mercado. Como administradora financiera con experiencia, ofrecer soluciones integrales que aborden las necesidades específicas de cada empresa cliente, maximizando su eficiencia operativa y su rentabilidad financiera. Planificación Financiera Estratégica: Desarrollar planes financieros a corto, medio y largo plazo que establezcan objetivos claros y medidas concretas para alcanzarlos. Esto incluirá la gestión de presupuestos, proyecciones financieras y estrategias de inversión. Optimización de Recursos: Identificar áreas d...