IT & Networking Administrators

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  1. Joel L.

    Joel L.

    IT Consultant

    United States - Tests: 4 - Portfolio: 1

    15 years of experience in Customer Service, Technical Support and Break/Fix. 9 years of Linux System Administration (performed in parallel with the above) 1 year as a Network Security Analyst. My particular specialty is troubleshooting and problem analysis. More specifically, taking large problems, breaking them into component issues, and resolving the resulting list of issues, thus eliminating the original problem.

    $33.33 /hr
    15 hours
    0.00
  2. Valeriy Vilhovoy

    Valeriy Vilhovoy

    Network / Cisco / Linux Administrator / Cloud Expert / AWS / DevOps

    Poland - Tests: 2 - Portfolio: 4

    PROVIDES 24/7 SUPPORT IN REMOTE SERVER ADMINISTRATION, Having 7 Years of Experience in AWS / Linux / Server Administration with experience in ( EC2, S3, ELB, High Availability Architecture , EBS, Beanstalk, Security Groups, Route53, Cloud Front, (CDN) , RDS VPC, Cloud watch, Autoscalling etc Having 7 years of Experienced in Linux ( Red hat , Fedora, Cent OS , Ubuntu ), , Windows Server 2008 , Lampp Server Administration , Apache , IIS , Microsoft SQL Server (2005,2008) Administration , MySQL Server , DNS Server , SSL , Zimbra Collaboration Suite , Scalix , Axigen ,Open fire , Iptables , Linux Based Firewall , Subversion , Endian Firewall , VMWARE Work Station , VMWARE ESXI , Citrix Xen Server , Microsoft Hyper -V , PBX (Asterisk ,Sip exec) , Apache , LAMP , virtualization etc.. Networking skills: OSPF; RIP, STP, BGP, RSTP, TCP/IP, IPv6, NAT, MSTP, PAT, VLAN, Private vlan, ACL. VPN Servers: OpenVPN, PPP, PPTP, PPOE, Site-to-Site VPN IPSEC, L2TP. Network equipment: Cissco ASA, BDCOM OLT P3310-AC, Cisco 2950, 3550, 3650, 2911, Juniper, Allied Telesis, D-Link, TP-link, Ubiquiti Networks, Extreme, Motorola AP-6521, Monitoring and control: of wireless subscribers 500 Air Control 2 http://www.youtube.com/watch?v=4Wxmb2Ju0kw Billing Systems: Installation and configuration of servers ABillS billing.

    $20.00 /hr
    107 hours
    0.00
  3. Michael Carroll

    Michael Carroll

    System Administrator

    United States - Tests: 3

    Searching for a system engineer with a diverse skill set? Look no further! I am a CCNA certified IT Consultant with over 5 years experience managing Windows Server environments and various network designs. All my projects are designed with a focus on efficiency and industry standard best practices. Specific skills include: • Install and configure client OS's such as Windows XP/Vista/7/8, server OS’s such as Windows Server 2003/2008/2012; • Active Directory design and implementation, manage and administer group policy configuration; implement and configure Windows 2003/2008/2012 security options, diagnose and troubleshoot. • Network (LAN/WAN) design and architecture; install and configure Windows Server DNS, DHCP and RRAS servers • Install and configure various vendor routers and switches; specifically Cisco ASA and Catalyst, Dell PowerConnect, HP ProCurve, Sonicwall NSA, TZ and SRA devices; configure routing protocols, VLAN, IPSec Tunnels, client access SSL-VPN; troubleshoot LAN/WAN problems, • Install and configure Microsoft Exchange Server 2003, 2007, and 2010; including Active Sync; perform Hosted Exchange migrations • VMWare virtualization experience; specifically ESXi versions 4 and 5. • Various 3rd Party Backup solutions including Veeam Backup and Replication, Acronis Backup and Recovery, Symantec BackupExec

    $32.00 /hr
    84 hours
    0.00
  4. Daniel White

    Daniel White

    IT Network, VoIP, Mikrotik Consultant, (B4A Android developer)

    Venezuela - Tests: 2 - Portfolio: 2

    https://www.linkedin.com/in/dwhitekohut ______________________________________________________________________________________________ PROFILE IT System Engineer: 14 years, IT security, Radio over IP, VoIP, IT security and Physical Security. Fluent in Spanish / English. I am working full in Android Development and is my principal interest and passion, I am available to work remotely and onsite, . Take a look 2 examples in Play Store. click : https://play.google.com/store/apps/details?id=acme.animales and https://play.google.com/store/apps/details?id=acme.comeforme CERTIFICATIONS • Cisco Lifecycle Services for Advanced Wireless LAN Apr 2008 Expired • CCNA Oct 2001 Expired • CCNA Voice Oct 2008 Expired • CCNP: (Cisco Certified Network Professional) Jul 2007 Expired • CCNP Voice (Cisco Certified Voice Professional) VoIP Feb 2009 Expired • CCVP: (Cisco Certified Voice Professional) VoIP Feb 2009 Expired • Advanced Wireless LAN Field Specialist Aug 2007 Expired • Cisco Express Foundation Field Specialist Oct 2007 Expired • Cisco Lifecycle Services Express Apr 2008 Expired • Cisco Connected Physical Security Spec Certification Jan 2013 _____________________________________________________________________________________________ ADDITIONAL SKILLS Physical Security field: - IPICS (IP, Interoperability collaboration System)., Cisco. The usual name of this is RoIP (Radio over IP). - CCTV (OnSSI, Milestone, Genetec, NuuO, Cisco VSOM) Access control (Paxton, Cisco CPAM) , ANPR with Genetec IT Security field: - Firewall ASA 5500, PIX, and IPS (Intruder Prevention Systems) Module (AIP-ssm-10) for ASA. - Network tools such as Sniffers like Ethereal (now Wireshark), Etthercap, NMAP, Superscan, Nessus. - Linux (Webproxy with Squid, and Web Filter with Squidguard, Firewall, IDS specifically Snort (Intruder Detector System) on linux - AAA Tacacs. " Authentication, Authorization Audit " for Network devices IP Telephony: - iPBX Callmanager business edition and callmanager express with H323, MGCP, and Asterisk (Linux Based) Video Conference with both systems IT Networking and Server Administration: - Multicast, Pim Sparse, dense mode, IGMP, to Video conferences and Radio over IP, and, of course, VoIP - DMVPN and VPN site to site and roaming with IPSEC and compression VPN Hub-spoke and Full Mesh. - Mikrotik (RouterOS) routing and queuing, Traffic shaping, firewall, VPNs, Hotspot, Vlans. I have taught Mikrotik classes ( 64 servers with Mikrotik and one Data centre with redundancy with VRRP )., (IPTABLES). The basic services (Dhcp, DNS, Webserver like IIS and APACHE). - I started with Windows 2000 server, 2008 server, (Active Directory, Dns, Dhcp, Group policies GPO, windows XP, windows 7 and so on. - Routing protocols TCP/IP (EIGRP, OSPF, RIP), and the Basic of BGP - 3 years of experience in Wireless 802.11/a/b/g,. (longest link is 28 miles with 10 Mbps real throughput on 802.11a). - Cisco Routers and Switches all models with IOS and CATos.. (Catalyst Switches 5500, 6500) -Wan connectivity: Frame Relay, ADSL, HDLC, PPTP, DSL, ATM. SDSL, VPN and DMVPN, MPLS. -Fault tolerance and load balancing with HSRP or VRRP. for Data Centres and small deployments of CCTV. - Server , disk array (RAID), Disaster Recovery & Business Continuity -Virtualization specifically with VMware ESXI, - Backup Exec 2012 (Symantec). -Languages, Visual Basic, (I enjoy this one : Assembly Language), Pascal, PHP, GWBasic. and now ANDROID, take a look some ones of my APPs here and please give 5 starts in the Play Store: Come For ME and Sound of Animals in Spanish. LANGUAGES English / Spanish

    $35.00 /hr
    110 hours
    0.00
  5. Jessner Joe Garcia

    Jessner Joe Garcia

    Admin Support, Data Entry, Research, CPanel, Wordpress, Email Response

    Philippines - Tests: 3

    Through my educational background and previous work experiences, I am able to tackle challenges from data entry, web research, site/CPanel/domain administration, creating websites, and Wordpress. I am looking for opportunities to help people through administrative and web support. I have experience in customer service, techinical support, online teaching, email support, domain administration, CPanel/server administration and web support. I'm also knowledgeable with HTML, PHP and MySQL. I have 5 years experience with operations management as a Secure Messaging Supervisor. My tasks include recruitment, training, career development planning, and business process improvement. One of my achievements as a supervisor is high rate of promotions. I have developed a culture that nurture and empower people.

    $5.56 /hr
    632 hours
    0.00
  6. John Rey Lopena

    John Rey Lopena

    Sr Web Developer / System Administrator

    Philippines - Tests: 1 - Portfolio: 9

    Solutions-driven web developer and system administrator with a five-year track record of commended performance in modular and object-oriented programming, system administration, and database maintenance optimization. Well-versed in all phases of the software development life cycle, with a strong working knowledge of algorithms and data structures. Proven success engineering customized solutions improving business processes, operations and profitability.

    $15.00 /hr
    19 hours
    0.00
  7. Aleksandar M.

    Aleksandar M.

    Network administration (MCSA, CCNA)

    Serbia - Tests: 4 - Portfolio: 1

    I'm MBA and IT Network engineer with certification of CCNA and MSCA. I have a more than a 10 years of a wide work experience. I do a quality work in data entry, web research and PC and Cisco networking. I work quickly and efficiently, with an eye on a details. Client satisfaction and quality work are my top priorities. Looking for a jobs where can I achieve professional growth.

    $3.33 /hr
    300 hours
    0.00
  8. Salman Karim

    Salman Karim

    Computer Support Consultant

    United States - Tests: 5 - Portfolio: 1

    As an IT professional, I have great passion for network engineering and computer security. Over ten years experience in the information Technology field focusing on client support, including hardware, software and networking administration. Strengths include analyzing and diagnosing client and network issues with quick and effective resolution, documentation, implementation and asset manage using knowledge and experience with Win 7, 2000 and XP • Quick learner with ability to grasp new technologies, both software and hardware. • Proven ability to work under pressure and team environment. • B.Sc. Computer Science, MCP certified. Specialties: Network Engineer / Help Desk Specialist / Computer Security / SEO

    $5.56 /hr
    132 hours
    0.00
  9. Gerald Gawat

    Gerald Gawat

    Mr. Gerald G. Gawat

    Philippines - Tests: 1

    I am individual with over 6 years of experience in the call center Industry. With that being said I have already developed good communication skills, Mastered being effective and efficient all the time in what I do and Multitask to be productive and provide good numbers to my Client and Employer. On my previous job in Sykes I was a Collections Specialist. We do outbound calls to customers with overdue in their account. We make sure to provide Customer Satisfaction in the process and make sure to end the call with a Solid Payment Arrangement. The job entails a Specialists to have Good and Firm tonality as to not offend and set the flow of the conversation. Good Rebuttals and Reversals is a good skill that I have acquired and that made me overcome strong rejections from Customers. We are set and trained to work in a setup where there are KPIs or Metrics to be followed. Proud to say that I am able to meet them and be well compensated with Bonuses for a job well done. I would be interested for offers for a part time job that I can relate my previous experience. I would be open for offers and be open for negotiations.

    $6.67 /hr
    601 hours
    0.00
  10. Stefan Arsenijević

    Stefan Arsenijević

    FrontEnd Web Developer

    Serbia - Tests: 5 - Portfolio: 1

    Application and system developer, Database Administrator and Project Manager in a wide variety of business and industrial applications. Experienced in web design and software implementation. Specialties: Javascript (jQuery,Mozilla XPCOM API, HTML5), Unix (RedHat, CentOS), OSX Current Occupation: Web Developer (HTML,Javascript,CSS as well) Particularly interested in long term projects which may come to be challenging and use new technologies which I'm still not familiar with. Basically, I'm interested in always learning something new and further expansion of my current knowledge. Best attribute: Relaxed, hard working with a teaspoon of humor and capabilities of meeting the deadlines in time.

    $9.00 /hr
    1,322 hours
    0.00