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Maylin
maylin.peterson@gmail.com
347-599-4192
New York City, NY 10259
Network Engineer\Network Administrator
21 years experience W2
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Summary

Experience
Network Engineer\Network Administrator
Information Technology
May 2015 - present

DevOps team member responsible for support and configuration of the Teladoc application stack. Configuration and support of network infrastructure spanning four sites. Configuration of Cisco Catalyst 4500 switches, Cisco ASA 5545, Fortinet and Astaro firewalls Windows system administration

Cisco Cisco ASA Firewall Network Infrastructure Switches Windows System Administration Devops
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Information Technology
Apr 2011 - May 2015
  • Infrastructure Engineer\Field Tech Engineering team lead supporting and designing enterprise networks of multiple Eden Technology commercial clients.
  • Installed, configured and administered VOIP infrastructures (Asterisk, Cisco and Avaya)
  • Microsoft Exchange migrations to Office 365 and or Exchange 2010
Avaya Cisco Office 365 VoIP Microsoft Exchange
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SPF and DMARC
Information Technology
Jan 2013 - Jan 2013
provisioning messaging security via spam filtering software, package deployment and systems management utilizing Altiris, WSUS and SCCM
  • designed and implemented cloud based and on premise backup and DR solutions (Vembu, Acronis, Veeam, Datto) performed network penetration testing and security audits (NMAP, Network Security Toolkit, Metasploit, OpenVAS)
  • deployed and configured intrusion detection and SIEM systems (Alien Vault, OSSIM, Event log Analyzer) Cisco firewall router install and configuration
  • deployed and supported virtual environments based on VMware, Hyper-V or Linux KVM virtualization of existing physical environments Puppet, Ansible and\or Chef rollouts and configuration. Wireless: Aruba, Cisco and Mist AP support and deployment. Active directory deployments, migrations and administration Configuration of Juniper M320s and PEs.
  • Installed and configured 40 Microsoft Exchange infrastructures including DNS (SPF, DKIM and DMARC)
Ansible Auditing Database Backups DNS Cisco Firewall Hyper-V Juniper Linux Microsoft Exchange MS Active Directory MS SCCM Network Security Penetration Testing Virtualization Puppet VMWare Wireless
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Network Engineer
Information Technology
Apr 2007 - Mar 2011
  • Solely supported seventy users on a global mixed Windows 2003 Active Directory\Linux infrastructure across six regions (Brussels, London, Moscow, New York, Washington and Geneva), implementation of ITIL best practices, email and data access polices.
  • installed, configured and administered a global, SIP trunked, Asterisk PBX infrastructure configure Polycom, SNOM and Aastra IP phones, troubleshoot T1\ISDN-E issues
  • installation and configuration of Snort IDS, Web sense and Spam Titan mail filtering appliances encryption of laptops utilizing McAfee Security suite ensure that all server, laptop and PC operating systems are updated and properly patched responsible for the maintenance and configuration of Cisco ASA 5520 and Cisco 2600, HP Procure switches, Linux routers\firewalls, site to site IPSEC VPNs VLANs troubleshooting connectivity issues administration of core network services (DNS, DHCP)
  • migrated a single Exchange 2003 server to a five site Exchange 2007 environment (administration of mail accounts groups) Exchange 2007 server maintenance implementation of an instant messaging platform based on Open fire Real Time Collaboration Server support Blackberry Enterprise 4.1 and mobile devices (Blackberry and I Phone) application installation and support, VPN and remote access issues, implemented a solution with Backup Exec 12, Acronis Universal Restore and VMware ESX
  • developed a flash based video conferencing system, maintain the company website, Active Directory administration, implemented Nagios and Cacti for event notification and performance monitoring
  • Computer Troubleshooters Feb -
Adobe Flash Cacti Cisco Cisco ASA Database Backups IPsec Linux Mobile Devices MS Active Directory Nagios Network Engineer Routers Switches VMWare VPN Windows Database Maintenance Data Access Blackberry Laptops Performance Monitoring Video Conferencing Problem Solving Windows 2003
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Information Technology
Jan 2006 - Mar 2007
  • Engineering team member supporting and designing enterprise networks of multiple Computer Troubleshooters commercial clients.
  • installations\upgrades of SBS
Database Upgrades
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Network Engineer (consultant)
Information Technology
Mar 2005 - Nov 2006
  • Network migration\design: migrated 5 sites international WAN consisting of 5 sites (Hong Kong, Beijing, New York, Shanghai, Shenzhen) from Windows NT to Window s 2003 Active directory, migrated Exchange 5.5 organizations to Exchange 2003, configuration of site to site VPNs
  • Telephony support: responsible for the implementation of Asterisk PBX systems throughout the enterprise: support for roaming users, migration of existing PBX dial plans, etc
  • Network administration: responsible for the network administration of an international WAN comprising 450 users in a Windows 2003 Active Directory
  • Linux\Unix support: setup and configured Nagios to provide performance data and notifications from any node in the international WAN environment, configuration of SNORT appliances throughout the enterprise Patch management and software testing: responsible for the testing of operating system patches, updates and software utilizing virtual machines (Microsoft Virtual PC and VMWare) in a test environment
  • Messaging support: support of Exchange 5.5\2000\2003 migration of Exchange 5.5 to Exchange 2003 in 450 user environment Router\firewall support: configure, maintain and troubleshoot Cisco 2600\2520, Checkpoint 4\TNG, Net screen 5\5XP firewalls (IOS upgrades, traffic management, routing configuration and policy management) Core Media Technologies\Young & Rubicam
Cisco Database Upgrades Firewall Linux MS Active Directory Nagios Network Administration Network Engineer Patch Management VMWare WAN Windows Software Testing Windows NT Windows 2003 Telephony
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Information Technology
Jan 2000 - Jan 2003
networks configuration of core network services (DNS DHCP RAS RADIUS) patch management utilizing WSUS\ Level Platforms network administration (creation of login scripts modification of group policy) installation of Exchange 2003 Exchange migrations installation and configuration of Blackberry Enterprise servers support of Sendmail utilizing Acronis True Image Arcserve or Backup
  • configuration of various wireless hardware (Proxim, Net gear) utilizing Level Platforms and\or Nagios provided monitoring and event notification for nodes on client LAN\WAN infrastructures
  • Support of BlackBerry and Palm devices: configuration of web interface, mail forwarding Firewall\Router\Switch support: configuration of ASA 5500, Catalyst 4900, Sonic Wall Linux routers (VLAN configurations, BGP, OSPF, VPN ) *
Blackberry Firewall Group Policy Network Administration OSPF Linux Patch Management Routers VPN Database Backups Wireless DHCP BGP
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Senior Network Engineer
Information Technology
Jun 2000 - Aug 2002
Server migrations \ upgrades: migration of Windows NT 4 Servers to Windows 2000 Active Directory, migration of Exchange 5.5 accounts to Exchange 2000, desktop migrations from Windows NT 4 \ Intranet ware to Windows 2000\XP
  • IP Telephony: implementation of Asterisk PBX on a Redhat platform to migrate existing POTS based PBX system to IP telephony (migration of existing dial plan, configuration of call routing and DID) Installation and configuration of Compaq, HP and Dell servers: RAID configuration, firmware updates, installation\upgrades of Linux, Windows NT \2000 and Novell
  • Network administration\engineering in Active Directory, Linux, Novell and\or mixed platform environments: creation and maintenance of user\group accounts, definition and application of network access policies and procedures, IPv4\v6 address and service (DHCP, DNS, WINS) management, print queue management patch and software distribution, scripting
  • Desktop support: Windows 95\NT workstation to Windows 2000\XP roll outs, support of all end user requests Configuration and management of network devices: routers (Cisco 2621\4500\7125\3725) and firewalls (PIX 515\520, Check Point, Linux IPTABLES), VPN \ RAS concentrators (FreeS/WAN, Intel Net Structure), DSL routers Application support: Microsoft Office 2000\XP Act 7\2000, PC Payroll for Windows, RSWIN\RSSQL, MSSQL 7\2000, Apache, AOL Server, IIS
  • Introducing new technologies in server and infrastructure areas: implemented a Linux based dumb terminal solution in warehouse areas to provide real time storage data and statistics, provided VPN capability to remote offices and users via FreeS/WAN IPsec concentrators. Messaging support: supported Exchange 5.5\2000 in an Active Directory environment, designed an instant messaging infrastructure based on Jabber
  • Network monitoring and security\integrity: SPAM control and removal (Mail Sweeper, SPAMASASSIN), virus detection and removal (Symantec Antivirus Corporate McAfee, AMAVIS), intrusion detection and network forensics (SNORT, Encase), network vulnerability testing (Nessus, NMAP), node\service monitoring (HP Open View, Net Saint), web proxying (Squid) and content filtering\auditing (Web sense)
Cisco Database Upgrades DNS Firewall Firmware IIS IPsec Linux MS Active Directory Network Engineer Network Monitoring RAID RedHat Routers Scripting VPN WAN Windows Application Support Desktop Support
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Edit Skills
Non-cloudteam Skill
Education
Certifications
AWS Certified Cloud Practitioner
Microsoft MCP
Skills
Cisco
2021
17
Windows
2021
13
Firewall
2021
10
Cisco ASA
2021
9
Switches
2021
9
Linux
2013
8
MS Active Directory
2013
7
Network Engineer
2011
7
Blackberry
2011
6
Database Backups
2013
6
IPsec
2011
6
Routers
2011
6
VPN
2011
6
Devops
2021
5
Nagios
2011
5
Network Infrastructure
2021
5
System Administration
2021
5
VMWare
2013
5
Windows 2003
2011
5
Avaya
2015
4
Database Upgrades
2007
4
Microsoft Exchange
2015
4
Network Administration
2006
4
Office 365
2015
4
Patch Management
2006
4
VoIP
2015
4
Adobe Flash
2011
3
BGP
2003
3
Cacti
2011
3
Data Access
2011
3
Database Maintenance
2011
3
DHCP
2003
3
Group Policy
2003
3
Laptops
2011
3
Mobile Devices
2011
3
OSPF
2003
3
Performance Monitoring
2011
3
Problem Solving
2011
3
Video Conferencing
2011
3
WAN
2006
3
Wireless
2013
3
Application Support
2002
2
Desktop Support
2002
2
DNS
2013
2
Firmware
2002
2
IIS
2002
2
Network Monitoring
2002
2
RAID
2002
2
RedHat
2002
2
Scripting
2002
2
Software Testing
2006
1
Telephony
2006
1
Windows NT
2006
1
Ansible
2013
1
Auditing
2013
1
Hyper-V
2013
1
Juniper
2013
1
MS SCCM
2013
1
Network Security
2013
1
Penetration Testing
2013
1
Puppet
2013
1
Virtualization
2013
1