Freelancers pentru angajare
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About me I have worked over 20 years at IT and telecom companies at following positions: it support, system administrator, applications administrator and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified. I follow KISS methods. I understand OSI layer. With me is...About me I have worked over 20 years at IT and telecom companies at following positions: it support, system administrator, applications administrator and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified. I follow KISS methods. I understand OSI layer. With me is easy to setup systems. I am not picky about what systems to use but i do have experience what to use. I know following operating systems + distros: debian, ubuntu, gentoo, suse, redhat, centos, rocky linux, almalinux and arch linux, freebsd, netbsd, openbsd, sun solaris plus ms windows servers. I also know following systems: Web servers: Apache, Nginx, Lighttpd, Litespeed, Hiawatha. Javascript: nodejs,npm Java web servers: Tomcat, Jrun, Jboss Proxy systems: Haproxy, Varnish, Squid. DB servers: MySQL (and forks, including MariaDB), PostgreSQL Mail systems: Postfix,exim,dovecot.. and implementing: DKIM, SPF, MX, DMARC. Monitoring systems: Nagios, zabbix, cacti, grafana. SMS: SMSC, Kannel DNS: Bind, Djbdns, Dnsmasq. VPS: Vmware, Hyper-v, Proxmox, bhyve, kvm, xen, openstack.. Containers: docker, lxc, jail, kubernetes Cloud providers: AWS, Digitalocean, Azure.. My knowledge does not stop here. I troubleshoot easily. Let's chat Please see my reviews of my previous works.. PS! With my bid you will get one week free support for work done mai puțin
Angajează pe servermaster
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I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and...I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and implement medium and large scale enterprise networks. - Expertise of VPN technologies such as, OpenVPN, IPsec, L2TP, PPTP, SSL, etc. - Routing technologies RIP, OSPF, EIGRP, ISIS, BGP, etc. - Switching technologies VLANs, STP, VTP, Etherchannel, HSRP, etc. My hands-on experience, - Cisco routers (ASR 1K & 9k, 2900, 2800), Switches (Nexus 9000, Nexus 7000, Nexus 3000, CAT 6500, CAT 3750, CAT 2900, SG- 300, SG-500) and Firewalls (ASA 5505, 5506x). - Palo Alto 220, 550, 850 and 3200 and Fortigate 100E, 200E and 800E Firewalls. - Juniper Routers (M7, M10, MX 480, MX 960) and SRX (300, 500). - Huawei routers NE-40, NE5000E and Switches Quidway S2700 and S5300. - HP Switches procurve 3500 and procurve 5900. mai puțin
Angajează pe AhmedMFakkar
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✅As a highly skilled and experienced network and system administrator with over 08 years of expertise, I hold notable certifications such as CCNP, CCNA, RHCE, and Certified Ethical Hacker (CEH) . I have established myself as an accomplished network, system, and security engineer, capable of delivering complete...✅As a highly skilled and experienced network and system administrator with over 08 years of expertise, I hold notable certifications such as CCNP, CCNA, RHCE, and Certified Ethical Hacker (CEH) . I have established myself as an accomplished network, system, and security engineer, capable of delivering complete solutions for designing, configuring, automating, and managing network and system projects. My proficiency in using simulation software such as Packet Tracer and GNS3, as well as real-life network and system devices, make me a valuable asset for any project. My few hands-on experiences is : ✅Network Design by MS Visio, Cisco packet tracer, GNS3, and EVE-NG ✅Netacad CCNA and CCNP packet tracer Labs activities, projects design and solution ✅Cisco routers, switches, FTD, FMC, and ASA firewalls. ✅WatchGuard, Palo Alto, CheckPoint Firewall, SonicWall, Fortigate, pfSense, OPNsense, Huawei firewalls. ✅Ubiquiti UDM Pro, Unifi Cloudkey, USG UniFi Firewall , Security Gateway, Switch, and AP devices ✅ Netgear, Huawei, Aruba switch, DrayTek router, TP-Link and others vendor wireless router configurations. ✅MikroTik Routers and switch configuration ✅ SNMP monitoring configuration: Observium, Librenms, Cacti, Nagios core ✅ Cloud Administrator: Azure, AMAZON AWS , Google GCP, OVH Cloud and Digital Ocean ✅VMware ESXi, VMware Workstation, VirtualBox, and Proxmox. ✅Ubuntu, Red Hat, CentOS, Debian, openSUSE, and Kali Linux distributions. ✅Windows server administration (Windows Server 2008, 2012, 2016, etc.), Active Directory management, Exchange Server administration, DNS configuration ✅Servers: HP Proliant Servers, Dell/EMC Servers, IBM ✅VLSM/subnetting of small to large enterprises ✅VLANs, Inter-VLAN routing, VTP, CDP, Ether-Channel(LACP, PAGP) ✅DHCP, NAT/PAT configuration and IP helper address ✅static and Dynamic Routing protocols (RIP, OSPF, EIGRP, BGP) configuration ✅Layer-3 Redudent/backup links Using HSRP, VRRP ✅Port security, ACL( access list) configuration ✅Network troubleshooting and optimization ✅VPN Configuration Expert (GRE , SSL, IPSEC, PPTP, OpenVPN & DMVPN) ✅Network automation script for any Cisco and FortiGate devices using python mai puțin
Angajează pe touhidecevw
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I'm a network and security engineer, Certified CCNA R&S, CCNP Enterprise Core, JNCIA Junos, NSE4 (Fortigate), F5-CA(101-201), F5-CTS LTM, PCNSE (Paloalto), HCIA Big data and cloud. I can help you : - Design/implement medium and large scale enterprise networks. - Configure Cisco Routers and Switches - Configure Cisco...I'm a network and security engineer, Certified CCNA R&S, CCNP Enterprise Core, JNCIA Junos, NSE4 (Fortigate), F5-CA(101-201), F5-CTS LTM, PCNSE (Paloalto), HCIA Big data and cloud. I can help you : - Design/implement medium and large scale enterprise networks. - Configure Cisco Routers and Switches - Configure Cisco Firewalls , Fortigate, Pfsense and Palo Alto. -Juniper Switches (EX and QFX Series), Routers (MX) and firewalls (SRX) - VMWare workstation & VirtualBox Expert. - Routing protocols (RIP, OSPF, EIGRP, BGP) - Configuration and troubleshooting Expert and Switching Expert (VLANs, STP, RSTP, MST, PVST, VTP, ETHERCHANNEL, LACP, PAGP, VPC...). - VPN Configuration Expert. - Linux & windows server Expert. - Elasticsearch Cluster - Configure HAPROXY, Active directory, DNS, DHCP, AD CS,...) - Wireshark Traffic Capture & Analysis Expert. - Microsoft Visio mai puțin
Angajează pe Ismaileng
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✓ Azure Certified Engineers with a proven track record: https://www.credly.com/badges/ee1f696e-c262-4ae2-b14f-e8a39150bbda ✓ MongoDB Ops Manager Expertise: - Proficient in deployment, monitoring, backup, and scaling of MongoDB on your infrastructure. ✓ Apache Guacamole Specialists: - Certified Engineers and...✓ Azure Certified Engineers with a proven track record: https://www.credly.com/badges/ee1f696e-c262-4ae2-b14f-e8a39150bbda ✓ MongoDB Ops Manager Expertise: - Proficient in deployment, monitoring, backup, and scaling of MongoDB on your infrastructure. ✓ Apache Guacamole Specialists: - Certified Engineers and Developers with over 10 years of hands-on experience. ✓ Proficiency in a Wide Range of Technologies: - Android App Development - Node.js, Next.js, Nest.js, and Full Stack Development - Software Development - Web Scraping - Server Scripting - Linux Administration - Cyber Security - Virtualization - Cisco Security and Routing & Switching - KVM, Open Source Solutions - Cloud-Based Networking (AWS Cloud, Google Cloud, Azure) - Windows Administration - VMware, ESXi - OpenStack ✓ Comprehensive IT Services: - Skilled troubleshooting and resolution of IT-related challenges. - Proficient in managing a wide array of server-related issues. ✓ A Trusted Partner for 8 Years: - With a successful history spanning the last 8 years in this industry, you can place your trust in our expertise. ✓ Passionate About New Projects: - We're always enthusiastic about engaging in exciting new ventures. - Let's discuss how we can collaborate to achieve your goals. Let's connect and explore opportunities together! mai puțin
Angajează pe manojmalviya93
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I am working for more than 12 years in many roles which involves Linux systems administration, broadband networks, integration and troubleshooting in different type of industries. I have managed large number of bate-metals, VMs, Cloud and wide range of applications/software, you name it!. Whats makes me different...I am working for more than 12 years in many roles which involves Linux systems administration, broadband networks, integration and troubleshooting in different type of industries. I have managed large number of bate-metals, VMs, Cloud and wide range of applications/software, you name it!. Whats makes me different from others is my strong foundation of system administration and experience which results in quick troubleshooting and quick adoption of new technologies and protocols. Software/Applications Apache, CPanel, MySQL and its replications, Bind, PowerDNS, Nagios, Cacti, MRTG RRDToos, PPPoE servers, Raidus Servers, Tomcat, Net-snmpd, Squid, DHCP Servers, NFS, VPN server like POPTop and OpenVPN, iptables, ipchains, ipfw, pf, netflow based software like flow-tools, Solaris Volume Manager, ZFS, mdadm, LVM, VirtualBox, XEN, VMWare ESXi, OpenVZ etc Email Related: PMTA, Postfix, Oempro, 12all, Interspire, Mailwhizz I do scripting in Perl and shell. mai puțin
Angajează pe osmanbsd
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Experienced Network Expert with over two decades of proven success in architecting, deploying, and optimizing robust network infrastructures for diverse international enterprises including campus networks. Demonstrated proficiency across a comprehensive range of networking technologies, encompassing routing protocols,...Experienced Network Expert with over two decades of proven success in architecting, deploying, and optimizing robust network infrastructures for diverse international enterprises including campus networks. Demonstrated proficiency across a comprehensive range of networking technologies, encompassing routing protocols, MPLS, VPNs, SDNs, WAN, LAN, WiFi and cloud networking. Skilled in managing server hardware and diverse operating systems including Windows, Linux, and OS X. I am proficient coding in Python, Powershell and BASH, and have extensive experience generating management and C-Level reporting with the likes of Python, PowerPoint and PowerBI. Given my scientific background I am also able to work in systems like Wolfram Mathematica and Wolfram Alpha. Renowned for ensuring network security, compliance, and operational efficiency while driving strategic initiatives to meet organizational objectives. Passionate about delivering superior solutions that exceed client expectations. mai puțin
Angajează pe JonJoensen
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I provide Excel\Formulas\VBA solutions, including integration with Word, Powerpoint, and Outlook, with experience in Telecommunications, Networking (Cisco Packet Tracer, GNS3), and programming using the following technologies; Python, C/C++, VBA for Applications, HTML, PHP, Javascript. I also have experience in data...I provide Excel\Formulas\VBA solutions, including integration with Word, Powerpoint, and Outlook, with experience in Telecommunications, Networking (Cisco Packet Tracer, GNS3), and programming using the following technologies; Python, C/C++, VBA for Applications, HTML, PHP, Javascript. I also have experience in data entry, processing, and analysis using Latex. I strive to work hard and meet client requirements and deadlines, also continuously working to improve my capabilities. mai puțin
Angajează pe gr8tech
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We are a team of professional Mobile, Web, Software Application, and Automation Developers. Our team offers a wide range of IT solutions including Software, Android & iOS Applications, that are customized to best fit the business needs of our clients and provide them with cost benefits. Our main mission is to deliver...We are a team of professional Mobile, Web, Software Application, and Automation Developers. Our team offers a wide range of IT solutions including Software, Android & iOS Applications, that are customized to best fit the business needs of our clients and provide them with cost benefits. Our main mission is to deliver high-quality and efficient solutions that satisfy our customers and help us build long-lasting business relationships. We take pride in providing timely solutions that are tailored to meet your specific requirements. At the heart of our business is the commitment to delivering top-quality services with a focus on speed and efficiency. We take your satisfaction seriously and work hard to ensure that our services meet or exceed your expectations. Thank you for considering my profile. I look forward to working with you and helping you achieve your business goals. ⭐⭐ Skills: ⭐ AI Calling Agent ⭐ ChatGPT ⭐ Stable Diffusion ⭐ Android / Android TV ⭐ iOS ⭐ Laravel ⭐ React Native ⭐ Twilio ⭐ AWS & Twilio Expert ⭐ Next.js & .Net core ⭐ C/C++ ⭐ Java, C# ⭐ Android Kotlin ⭐ .Net, VBA, Python. ⭐ Zaiper We can do automation between 2 or more platform ⭐ Twilio > Google sheet ⭐ CRM Automation ⭐ Gmail > Google Drive ⭐ WordPress > Excel ⭐ Shopify > Google Sheet ⭐ Zoho > Google Sheet ⭐ Facebook lead Ads > Google Sheet ⭐ Ebay > Google Sheet ⭐ Linkedln > Google Sheet ⭐Twitter, ⭐Trello, ⭐Airtable ⭐Calendly ⭐Discord mai puțin
Angajează pe Programmer59
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TechPlus is a leading Development professional company providing superior software system, Web, Mobile and creative designing solutions and services to corporations globally. Having a powerful Technology Development and Innovation center in Pakistan and with over 400+ happy customers worldwide, raging from startups...TechPlus is a leading Development professional company providing superior software system, Web, Mobile and creative designing solutions and services to corporations globally. Having a powerful Technology Development and Innovation center in Pakistan and with over 400+ happy customers worldwide, raging from startups - fortune five hundred corporations across numerous industries, TechPlus has created it’s mark as a well established and sound company driven by the industry’s highly skilled and trained people and is definitely headed in turning into a leading organization that facilitates, enhances and provides measurable business value to customers through most effective uses of technology and Resources to organizations globally. Our goal is to exceed our customer’s expectations in the form of value, quality and complete customer satisfaction. mai puțin
Angajează pe techplusintl
