Network Security Developers & Programmers

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Network Security Job Cost Overview

Typical total cost of Upwork Network Security projects based on completed and fixed-price jobs.

Upwork Network Security Jobs Completed Quarterly

On average, 116 Network Security projects are completed every quarter on Upwork.

116

Time to Complete Upwork Network Security Jobs

Time needed to complete a Network Security project on Upwork.

Average Network Security Freelancer Feedback Score

Network Security Upwork freelancers typically receive a client rating of 4.74.

4.74
Last updated: May 1, 2015
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  1. Alexander K.

    Alexander K.

    Cisco Network Engineer | CCNP Security, Voice, RS

    Estonia - Last active: 1 day ago - Tests: 5 - Portfolio: 4

    I have been working with a broad range of network topologies, from small office to huge distributed network. Being in the industry more than 8 years, I have a lot of expirience in major enterprise technologies: Security, Voice, Data and Wireless. I am proficient in configuring Cisco routers, switches, ASA firewalls, SourceFire 3D, wireless controllers, CUCM, Unity, Presence, UCCX and other voice platforms, planning and deploying high available topologies, miscellaneous types of VPNs. I have also been involved in projects contained security configuration audit and best practices compliance checks. Certifications: ========== CCNP, CCNP Security, CCNP Voice, ASA (VPN/Firewall) Specialist Hardware: ========== Switches: 2960 / 3650 / 3750x / 3850 Routers: 88x / 19xx / 28xx / 29xx / 38xx / 39xx / ASR Firewalls: ASA 5505 to 5585 Wireless: WLC 2504, 5508, NGWC 5760, virtual WLC Technologies: ========== +Voice: * Cisco Unified Call Manager / CUCM * Cisco Unified Call Manager Express / CUCME, SRST * Cisco Unified Contact Center Express / UCCX, UCCX scripting * Cisco Unity Connection / CUC * Cisco Unity Connection Express, IVR Scripting * Cisco Presense * H.323, SIP, MGCP, T1/E1 Controllers * QoS, Call Admission Control +Security: * network configuration audit * misc ACL implementation * statefull firewalls: CBAC, Zone-Based Firewalls * Identity-Based firewalls * SourceFire 3D * router / switch hardening * best practices compliance * administrative accounting to syslog +ASA firewalls: * single-context and multi-context mode * failover (active-standby and active-active mode) * clustering * security policies and protocol inspections * WCCP proxy redirection * WAN link failover * dynamic routing * NAT +VPN: * Remote Access - Radius, LDAP and Certificate-based authentication - Active Directory authentication - OCSP revocation check - SCEP enrollment - one-time passwords * Lan-to-Lan * DMVPN * SSL VPN * GET VPN * IKEv1 and IKEv2 +Wireless: * Cisco Wireless controllers 2504, 5508, NGWC 5760, virtual VLC * Miscellaneous Cisco Aironet Access points * FlexConnect * Local switching / centralized switching * High availability / failover * Mobility / roaming * BYOD auto-provision with Cisco ISE * VoIP over WLAN (Cisco 792x phones) +Switching: STP, VTP, trunking, multilayer, port security, 802.1x, dynamic policy-based VLAN assignment +Routing: EIGRP, OSPF, BGP, redistribution, HSRP, GLBP, PBR, SLA, WAN redundancy +Centralized authentication: Cisco Secure ACS, Cisco Identity Services Engine / ISE, Microsoft Windows IAS/NPS, Microsoft CA server, Microsoft OCSP Online responder, SCEP certificate enrollment, OpenOTP +Network monitoring: netflow, syslog-ng, zabbix, cacti, prtg +Virtualization: Hyper-V, VMware ESXi/Infrastructure

    $55.00 /hr
    122 hours
    4.88
  2. Corey M. Bobb

    Corey M. Bobb

    Network / Security Engineer - CISSP, CCNA-SEC, CCNA

    United States - Last active: 4 days ago - Tests: 6 - Portfolio: 1

    As a Network / Systems Engineer for the past 24 years, I can help troubleshoot most network issues on WAN / LAN with almost any network device vendor, administer Windows and Linux server environments from one small business office to large enterprises with multiple locations. As a security specialist in standards like PCI-DSS, HIPAA, NIST, ISO-27001(2), I can also help recommend and provide guidance to secure all aspects of data and network integrity, by providing assessments and audits of current environments. I also have excellent trouble isolation and resolution skills from a long history of working in the field, especially system and network engineering and administration. I look forward to helping you by using these skill sets to overcome any server or network task you should post. www.cmbnetworks.net Skills CISSP, PCI-DSS Compliance, HIPAA, PII Linux Server Engineering and Administration Windows Server Engineering and Administration Cisco Router, Switches and Firewalls Firewalls - Cisco, Juniper, SonicWall, Fortigate Engineered LAMP (+Java) for high volume e-commerce platform Engineered LAMP systems for 1500 node Linux / Windows network System Tuning for system performance and data optimization Apache Optimization, Website Security, Mod-Security, PHP VMWare / VSphere engineered production supplemental servers, Production, Development and QA Systems using complex Visualization (Citrix & VMWare) System administration and system tasks, scripts and management. MySQL / MSSQL DBA PMP

    $83.33 /hr
    597 hours
    4.95
  3. Sergii Lysiuk

    Sergii Lysiuk

    Network Security VoIP Specialist - Cisco, Juniper, Linux, Asterisk

    Ukraine - Last active: 5 days ago - Tests: 17

    I am looking for projects that I can complete on a part-time basis. They can be either short term projects or long term projects. I can also provide ongoing consulting and administration if needed. I am experienced in Cisco Routing & Switching, MPLS, Security, Network infrastructure applications ( SNMP, Radius, DNS, DHCP , etc) Voip - including Asterisk, Call-Manager , Unity, FreePBX, Elastix. Server administration experience ( Linux, FreeBSD)

    $38.89 /hr
    381 hours
    5.00
  4. Roman T.

    Roman T. Agency Contractor

    UNIX and security expert, network and system administrator

    United States - Last active: 18 days ago - Tests: 9 - Portfolio: 3

    I offer the following key services: o Network and System Administrator Services o Information Security Services o IP-PBX and VoIP softswitchs: installation and maintenance o Software development: Web, desktop and server applications o SEO o Complex solutions for business-process automation Core Competencies o Network and System Security o Data Integrity and Recovery o Analysis and Planning o Risk Assessment and Cost Benefits Analysis o Research and Development o Project Management Experience Platforms: IBM, Sun SPARC, MikroTik, Cisco, Huawei, D-Link, Edgecore. OSs: UNIX (FreeBSD, OpenBSD, *BSD, Solaris), Linux (Debian, Ubuntu, Gentoo, Red Hat, SuSe, uLinux, ASP, Mandrake, Fedora Core), CiscoIOS, MikroTik Router OS, VRP (Huawei), Windows 95/98/NT/ME/200/XP/2003/Vista/7/2008. Languages: C/C++, UNIX Shell Scripting (Shell, sed, awk), Delphi (Pascal), Perl, PHP, SQL, T-SQL, Assembler (Intel and AT&T SysV/386 syntax), GTK+ applications, Erlang, HTML, CSS, JavaScript, JQuery, XML, XSLT, DTD. Databases Engines: PostgreSQL, MySQL, Oracle, SQLite, Mnesia, MS Access, Sybase, DB2. CMS: WordPress, Bitrix, osCommerce, Joomla, RoundCube. Panels: CPanel, Plesk, ISPManager, Webmin. Networking: TCP/IP, ISO/OSI, IPv6, Ethernet, VLAN (dot1q), ARP, VRRP, CARP, MPLS L2, MPLS L3, STP, GVRP, PPPoE, VPN, PPTP, L2TP, IPSec, OpenVPN, SNMP, SSH, XMPP, SIP, h323, BGP, OSPF, RIP, IRC, AJAX, Netflow.

    Associated with: IntLös

    $35.00 /hr
    270 hours
    4.92
  5. Midhun KR

    Midhun KR

    Network & Security Consultant (Routing, Switching, Security)

    India - Last active: 8 days ago - Tests: 7 - Portfolio: 1

    Passionate & enthusiastic professional with more than 8 years of experience in Networking, Information Security, Application Loadbalancing & Wireless networking. Believes in professionalism, dedication and client satisfaction Expertise in network design & implementations, network security, migrations, datacenter consolidation and network build-outs. My rich & refined experience in the cutting edge technologies of networking enables me to offer the following services - Implementation of Routing, Switching, Security, Loadbalancing & Wireless networking solutions - Implementation & troubleshooting of VPN tunnels - Configuration of routers, switches, firewalls, Loadbalancers, IPS & wireless network devices manufactured by Cisco, Juniper, f5, Checkpoint, Citrix, Fortinet, Bluecoat, Nortel etc. - Malware removal (Virus/Worm/Trojan/Spyware/Adware/keylogger/Rootkit) - Packet sniffing & traffic analysis - Monitoring tools deployment and configurations (SNMP/Syslog/Netflow)

    $20.00 /hr
    209 hours
    5.00
  6. Khawaja asad latif S.

    Khawaja asad latif S.

    Network Security Engineer CCNP Routing Switching and Security

    Pakistan - Last active: 2 days ago - Tests: 8 - Portfolio: 5

    In last 5 years i have been working on variety of network products and have gained wide experience in Cisco,Juniper routers, switches and firewalls. i have been involved in design, configuration and troubleshooting of Network products. Routers: Cisco 2600 Cisco 2800 Cisco 3800 Juniper J Series Switches: Cisco Catalyst 2900 Cisco Catalyst 3500 Cisco Catalyst 3600 Cisco Catalyst 4500 HP 3500 HP 2500 Firewalls: Cisco ASA 5500 Series Juniper SSG Series Pfsense Zyxel Zywall USG Series WatchGuard XTM series Cisco RV Series Cisco PIX Cisco IPS 4200 Series

    $25.00 /hr
    314 hours
    4.97
  7. Aleksey Prilutskiy

    Aleksey Prilutskiy

    Network and Security specialist | Cisco, Windows, Linux administration

    Ukraine - Last active: 12 hours ago - Tests: 7

    Certified Microsoft and Cisco network professional with experience of working at one of the leading industrial holding of Eastern Europe with large enterprise network. Offer design, installation, maintenance, configuration, support and pentest any size networks built on various vendors equipment. - OS: Windows server 2008 - 2012R2, CentOS, RedHat, Debian, Ubuntu - Platform: Bare-metal, Virtualaized (Hyper-V, VMWare), Cloud (Amazon, Azure) - Web services (Apache, Nginx, MySQL, PHP) - Security audit and pentest (OpenVas, Nessus, Nexpose, Metasploit, Burp suite) - Routing: RIP/OSPF/EIGRP/PBR/BGP/MBGP/PIM/PfR - Switching: VLANs/VTP/STP/RSTP/PVST/802.1q/LACP - HA: MEC/VSS/vPC/LAF/HSRP/GLBP/VRRP - VPN: Dynamic VPN/DMVPN/FlexVPN/IPSec/Q-in-Q/RAVPN - WAN: Ethernet/CWDM/PPP/Frame Relay - IP services: NTP/SMTP/SNMP/TFTP/FTP/HTTP/DHCP/DNS/NAT - IP multicast: IGMP/PIM-DM/PIM-SM/MSDP - Monitoring: Syslog/SNMP/Netflow - Wireless and security technologies/QoS/MPLS/CoPP Vendors: - Cisco Systems (Routers: 29xx, ASR; Switches: 65xx, 45xx, 37xxE/X, 35xx, 29xx; DC Swithes: Nexus 55xx, Nexus 22xx; Firewalls: ASA55xx, ASA55xx-X, Wireless: WLC5508, AP1130, AP1140, AP1500); - Allied Telesis Switch Blade 4000; - HP, 3Com; - ZyXEL IES-1000, different ZyXEL ADSL and SHDSL modems

    $22.22 /hr
    156 hours
    4.99
  8. Prabitra B.

    Prabitra B.

    Network Security Engineer

    India - Last active: 1 day ago - Tests: 6

    In last 5 years i have been working on variety of network products and have gained wide experience in Cisco,Fortinet,Sonicwall,Checkpoint , HP, F5 ,Radware technologies. I have been involved in design, configuration and troubleshooting of Network products. Firewalls: Cisco ASA 5500 Series Cisco RV Series Cisco IAS 500 Series Cisco PIX Cisco IPS 4200 Series Fortigate 40C Fortigate 60C Fortigate 60D Fortigate 80C Fortigate 100C Fortigate 310B Fortigate 620B Checkpoint 4000 Appliance Checkpoint 2200 Appliance Checkpoint 1100 Appliances Checkpoint 600 Appliances Sonicwall TZ Series Sonicwall NSA Series DrayTek Vigor 3200 Series DrayTek Vigor 2925 Series DrayTek Vigor 2920 Series Pfsense Juniper SRX Series Juniper SSG Series Load Ballancers: F5 BIG-IP 4000s F5 BIG-IP 3900 F5 BIG-IP 2200s F5 BIG-IP 2000s F5 BIG-IP 1600 Radware LinkProof 200/208 Cisco ACE 4700 Application Control Engine Barracuda 440 Routers: Cisco 800 Series Cisco 1700 series Cisco 1800 series Cisco 2600 series Cisco 2800 series Cisco 2900 series Cisco 3800 series Switches: Cisco SG300 Cisco Catalyst 2900 series Cisco Catalyst 3500 series Cisco Catalyst 3600 series Cisco Catalyst 4500 series Cisco Catalyst 6500 series HP 3500 series HP 2500 series Netgear Prosafe GSM 7224 Netgear FS750T2 Netgear FS728TS Netgear FS728TP Wireless Controller & Access Points: Cisco WLC 2500 series Cisco WLC 2600 series Cisco Aironet 3600 Series Cisco Aironet 2600 Series Cisco Aironet 1600 Series NETGEAR ProSAFE® Wireless Access Points

    $22.22 /hr
    107 hours
    4.90
  9. Haseeb Maqsood

    Haseeb Maqsood Agency Contractor

    Systems, Network Administrator & Security Expert, Cloud Support,

    Pakistan - Last active: 9 days ago - Tests: 4 - Portfolio: 9

    Over the last 7 years, I have applied my self as a Network Professional Highly experienced in Windows Systems Administration 2003, 2008, 2012 Microsoft Active Directory, Microsoft Exchange, Microsoft SharePoint, etc I love to provide support of any kind of troubleshooting and installation. My core competency lies in complete end to end management of networks including routing/switching, firewall, spam filtering, network security. I have deployed, troubleshoot, tuned and optimized various networks My Profile ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CCNA CERTIFIED Cisco ID CSCO11966404 (Certified) MCSE MCP MC ID: 10794426 (Certified) IELTS International English Language Testing System Certified (6.0 Bands) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- MSC- IT (NETWORK Expertise) BCS ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

    Associated with: IT Solution Services Ltd, INOVATIVE SOLUTIONS LTD Agency

    $22.22 /hr
    358 hours
    4.94
  10. Heshantha Fernando

    Heshantha Fernando Agency Contractor

    Network Engineer, Security Specialist, System Admin and DB Admin

    Sri Lanka - Last active: 18 days ago - Tests: 15

    I have over 12 years of experience. Always with 'Can Do' attitude. When it comes to my expert areas of IT, I'm capable of accomplishing anything. I'm also a fast learner. Network Engineer: -Experience on Configuring, Troubleshooting and Optimizing Routers, Switches (L2/L3), ASA Devices, Load Balancers, PIX Firewalls etc. etc. With following certifications (CCNP R&S, CCNP Security) Security Specialist: -I have done a lot of projects as a Security Consultant. Having experience in conducting Vulnerability Assessments, Penetration Testing and also I have done Server/ Network Hardening against threats, Designing, Implementation and Maintenance of security policies, Conducting Forensic Investigations etc. etc. I'm having Certified Ethical Hacker (C|EH), Computer Hacking Forensic Investigator (C|HFI) and EC-Council Certified Security Analyst (E|CSA) Certifications Proficient in ISO 27001:2013 security audits and Certified Lead Implementer for ISO 27001:2013 System Administrator: - Windows Administration experience of mine goes back to Windows NT 4. Since then I have been Implementing, Administrating & Troubleshooting Windows Servers. - I have experience in HP-UX, Red Hat RHEL5/6 CentOS5/6 administration. Database Administration: - Implementing, Administrating & Troubleshooting Microsoft SQL Server 2008/2012. I have started DBA tasks back in SQL server 6.5 days. - Experience on DBA tasks on Oracle 8i, 9i, 10g and 11g. - Experience on DBA tasks on MySQL 5.0/5.5. IT Disaster Recovery: Have experience in identifying vulnerabilities and taking appropriate countermeasures to prevent and mitigate failure risks. Including taking enterprise-wide approach to develop disaster recovery plan, assessment of risks, developing policies and procedures, implementation the plan and recover from a disaster. I'm a EC-Council Disaster Recovery Professional (E|DRP)

    Associated with: Intek Services, Intek Services

    $25.00 /hr
    12,825 hours
    4.97