|
|
Title: |
Senior Network Engineer
|
Location: |
US-Illinois-Chicago
|
Work History: |
DBS COMMUNICATIONS - Schaumburg, Illinois 2006-Present
DBS Communications is a leading independent wireless mobile virtual network operator (MVNO). DBS products operate on several wireless and long distance carrier networks, using a wide variety of GSM, TDMA, and CDMA handsets. DBS Communications products include EZlink and Firefly prepaid phones that are available in diverse regional markets across the country.
Senior Network Engineer/Unix Administrator
Team lead in a group of four that is responsible for system uptime and system reliability for both network and system administration that includes over 70 Sun Solaris servers and a combination of Cisco routers, switches, firewalls in addition to HP networking equipment.
Provide daily support of firewalls, VPNs and networks for corporate users.
Setup and test site to site VPNs for our external clients.
Configure, build, and maintain, Cisco and HP routers and switches for the DBS network at corporate office and off site data center.
Provide 24x7 on-call network and system support.
Setup and installed Linux Fedora to run Hyperic for monitoring all of our Network devices.
Configured Cisco 1200 and 1100 series wireless access points and setup WPA2 security.
Setup and tested failover at data center between two Pix 515e firewalls.
Responsible for swapping out HP switches with Cisco switches.
Setup Zabbix for monitoring processes and performance on Unix, Windows, and Cisco devices.
Setup and configured MRTG for network bandwidth monitoring.
Build Sun Solaris 8, 10 servers using customized jumpstart server.
Administer daily backups of our systems using NetBackup for Unix and Backup Exec for Windows.
Manage Veritas cluster server in our environment.
Oversee DNS and NIS for all of our systems.
Follow change control procedures.
MERRILL LYNCH Broadcort Execution Services, Chicago, Illinois 2004-Oct 2005
Broadcort Execution Services is a division of Merrill Lynch that provides clearing and execution services to online traders. Broadcort provides direct market access to equity and options exchanges NYSE, PHLX, ECNs, and other liquidity providers. Merrill Lynch acquired ISI Systems from ABN AMRO in April 2004 and relocated the operations to New York in October 2005.
Senior Specialist
Responsible for administering, core system of 100+ Sun Solaris servers to ensure daily execution of listed commodities over the network. Support and sustain daily operations in a team of system administrators and ensuring system health in production environment.
Led four-person team in the consolidation and migration of server and clearing house applications from secondary data center to primary center, resulting in project delivery three months ahead of schedule with a $500,000 savings.
Setup and configured Nagios, a system-monitoring and early notification system, to identify problems via automated emailing, paging, and webpage display.
Configured, monitored and controlled mission-critical trading and clearing applications supporting over $6,000,000 in trades daily.
Designed, tested, and documented all additions, modifications, and enhancements to programs used to control systems environment, which ensured successful operations.
Developed daily morning startup procedure for quick recovery in case of systems or application failure.
Created user-friendly training materials providing accessible and understandable information.
Specified operating standards and procedures for the systems environment to guarantee uptime of the trading system.
Monitored and optimized systems performance to ensure hardware upgrades enabled full software capability in the most cost effective manner.
Installed and configured Veritas NetBackup server for daily backups of over 100 Unix and Windows machines.
Assisted in design and implementation of DNS and printing for disaster recovery project.
Setup traders to access system using FIX protocol and resolved login issues.
Wrote scripts using Perl programming language to automate processes.
ABN AMRO ISI Systems Group, Chicago, Illinois 1998-2004
ISI Systems Group, a division of ABN AMRO, developed The Market Machine, trading software that provided online execution services to traders.
Network Operations Technician
Assist in day-to-day operations and expansion of nation-wide, 1000 user WAN, to affect shipping and execution of listed commodities with NYSE, AMEX, ECNs and other authorized exchanges.
Ensured daily operation and uptime of the network and WAN connections.
Maintained and configured over 100 SunOS 1.x, and Solaris 2.x servers.
Installed and configured Cisco routers and switches in network data center and client locations using EIGRP and OSPF routing protocols and additionally setup VLANS.
Established guidelines for configuring and testing client equipment to ensure successful setup.
Installed and configured Legato server and client software for daily backups of all production and non-production machines.
Sole responsibility of adding and deleting users to access our network.
Archived monthly logs to disks.
Designed and implemented network diagram on intranet of our entire network using Visio.
Built network for client testing which ensured successful cutover to production environment.
SERVICE AIR, Chicago, Illinois 1997-1998
Computer Installation, Student Employment
Installed new Windows 95 computer and adjacent hardware, including printer and fax machine to a dedicated line. Setup Internet and E-mail account based on clients needs. Provided technical and software support, as well as product demonstrations. Configured system according to clients specifications. Rendered ongoing troubleshooting services.
|
Skills: |
Accomplished professional with expertise in the field of system and network administration. Multi-skilled Unix Systems and Network Administrator with eight years of experience administrating Sun Solaris servers and in-house trading applications for Fortune 500 companies. Flexible and cooperative professional performs well under pressure in a fast-paced changing work environment. Follows projects from concept to completion. Strong technical, problem solving, and communication skills with expert eye for detail.
Sun Servers and Workstations
Sun T2000, Sun v1280, v480, v240, v210, Sun Fire 280R, 220; Sun Netra; Sun Blade 100, Sun Ultra 10, 5; Sun SPARC 20, 10, 5
Sun OS
Solaris 10,9, 8, 7, 2.6, 2.5, 2.4
Routers
Cisco 6000, 4500, 3800, 3600, 3500, 2900, 2600, 2500, 1900, 1600 Pix 515e, 501, AP1200, AP1100, CSS11500; HP5300, 4100, SonicWall, Foundry Big Iron; 3Com; Lucent; Livingston
Networking
TCP/IP, RIP, IGRP, EIGRP, OSPF, BGP, VPN, DS3, Apache, NIS, NFS, Telnet, FTP, DNS, DHCP, NAT, HP OpenView, MRTG, Cricket, Motorola DSUs and Modems, ISDN, Frame Relay, 56k, x25
Backup Software and Hardware
Veritas Netbackup; Legato NetWorker; Backup Exec, StorageTek Tape Drive; ExaByte 220 Tape Drive; SunStorage L280 Tape Drive
Microsoft
Windows Server 2003, Active Directory 2003, Exchange, Server 2000, XP, 2000, 98, WindowsNT 4.0; Office 2003, XP, 2000, 97, Project 2003, 2000, 97, Visio
SAN
EMC, cx700, cx600, cx300, Navisphere, Brocade switches
Veritas
VCS, VVM
Linux
Red Hat, Fedora, Ubuntu, Gentoo
|
Education: |
DEPAUL UNIVERSITY
Bachelor of Arts, Computer Science, Completion, May 2008
ILLINOIS INSTITUTE OF TECHNOLOGY
UNIX System Programming Certificate, November 1997
CERTIFICATIONS
Sun Certified System Administrator Solaris 9, 2004
Cisco Certified Networking Professional (CCNP), 2003, Recertified 2006
Cisco Certified Networking Associate (CCNA), 2002
UNIX System Administration, 1997
|
Endorsements
|
 |
Leo has received 2 endorsements.
|
Leo has endorsed 0 Members.
|
|
|
| |
Rank |
Title |
Location |
Status |
Actions |
|
9.256 |
IT Support - 10 yrs experience |
US-New York-New York City |
 |
Details
|
|
|
|
|
|
|
Public Messages
|
|
| From |
Date |
Message |
 |
06.06.11 |
[This message has been removed by ITsaNetwork because it contained inappropriate content.] |
 |
12.26.07 |
Leo,
Please contact me regarding a Sr. Network Engineer position I currently have available. I will discuss this position with you upon your reply. I look forward to hearing from you.
Best Regards,
Eric Roberts
MMD Services
312.674.4541
eroberts@mmdtech.com |
 |
12.20.07 |
Invitation to look at current job openings in Chicagoland area
Hello!
We are getting ready for the new year, and looking at all potential candidates for IT positions. Are you currently working right now? Please take a look at our current openings, and feel free to update your resume, and or contact me.
Thanks!
Kim
Click here to view current job openings. http://www.maxhire.net/cp/?E15468361D43515B775013
Jobco prides itself at finding and presenting qualified candidates who meet client needs and exceed their expectations. Employee satisfaction is the secret to our success and we are committed to helping our candidates in their career search and development. Due to our flexible placement options and job coaching, candidates who start contract work often begin satisfying and rewarding careers as permanent employees.
Learn more about Jobco, view other job openings via the link below. You can update your contact information, and submit a current resume.
We are proud to be an EEO/AA employer M/F/D/V. We maintain a drug-free workplace and perform pre-employment substance abuse testing.
Kim Garcia
Recruiter
Jobco Staffing Professionals
1010 Jorie Blvd Rd., Suite 302
Oak Brook, IL 60523
630-571-6020
630-571-6021 fax
kim@jobcostaffing.com
|
Mary
Company
Profile |
11.08.07 |
Dear Leo - Hello! My name is Mary Krulikowski and I am a Recruiter for 4Ocean Systems. Our client has an IMMEDIATE need for a "Cisco Network Deployment Engineer" in Plano (Dallas), Texas. Let me know if you're interested and I'll e-mail you all the details. THANKS - I look forward to hearing from you and hope you're having a GREAT day! - Sincerely, Mary Krulikowski (cell: 615-972-6474)
|
Acuity Infosystems Inc. |
10.10.07 |
Interviews as early as today!
Title: SM Sr Network Engineer
Environment: Corporate
Sponsorship Available: No
Location: NY, New York
Pay : $130,000 /Annum
Please contact me @ 630-445-1788 or email me @ ivy.george@acuityinfosystems.com
Minimum Requirements:
Skills and Knowledge:
Competencies/Skills:
Good consultative and communications skills, design skills, analytical ability, judgment, and the ability to work effectively with client and other Information Technology staff, consultants, and vendors.
Supervision Received: Receives general supervision and is competent to work on own at the highest level of all technical phases of projects.
Supervision Exercised: Assists and helps lower level engineers. Act as project leader on many projects.
Knowledge:
Requires a broad knowledge of data communications technology
Education and Experience:
Education:
Bachelors degree in Computer Science or a related discipline.
Experience:
At least five, typically seven or more years experience in data communications fundamentals, telecommunications, network design, implementation, and support in state of the art data communications networks or an equivalent combination of education and work experience.
The applicant is required to have a strong understanding of TCP/IP, switching technologies (VLANs, STP, RSTP, VTP, 802.1x), Routing (RIP, EIGRP, BGP, OSPF, Redistribution, Summarization), IP (subnets, CIDR, NAT, ACLs, DNS, DHCP, WINS), VoIP, multicast protocols (PIM, IGMP, CGMP), QoS (CBWFQ, PQ, CQ), Cisco IOS (12.2), general knowledge around NTP, SNMP, Netflow, CEF, Security Protocols, network management packages including CiscoWorks, Concord, QIP, Cisco NAM.
Have a broad understanding of network security and firewalls.
Description:
SR NETWORK ENGINEER
Position Objective:
Under limited supervision, performs analytical, technical and administrative work in planning, design, installation and maintenance of complex enterprise-wide networks.
Major Opportunities and Decisions:
Provides primary operational support for The COMPANY Data Communications networks and all its components throughout the enterprise.
Principal Accountabilities
Activity
Purpose
Configuring and managing Cisco routing and switching products including the Content Switch Module
Ensure that the network devices are configured optimally.
Monitors and tunes networks and system performance. Establishes capacity performance monitoring.
Monitoring and tuning the network ensure that the network is performing at optimal level.
Work with vendors and common carriers during problem analysis/resolution as required.
Working with vendors is needed to resolve outage as quickly as possible.
Prepares and maintains standard operating procedures for network, technical specifications and documents, drawings, system documentation including operations management.
Following operating procedures and documentation is essential to having a well run network.
Responsible for the evaluation of vendor proposals and benefits of changes in hardware, communications protocols, switching methods, access methods, and tariffs, and in the procurement of software and hardware.
New technologies must be evaluated and implemented to continually improve the network efficiency and reliability.
Participates and consults in the planning, design and integration of new networks.
Planning and integrating new network must be done carefully not to effect production network.
Provides technical guidance and assists in the training of less experienced Network Engineers.
Assist in training Junior Engineers to do routine configurations will allow Sr. Network Engineers time to learn new technologies.
|
 |
09.28.07 |
I would like to network with you regarding a position our executive search firm has been retained to fill. It is for a great company in Chicago.
Perhaps someone in your network might be interested in a Senior Exchange Messaging Engineer position. Please see the job description below. Im happy to answer any questions. Feel free to forward on to anyone you like.
Whether this is of interest to you or not, I encourage you to reply with a resume. It would be helpful for us in future searches that might be ideal for your background. Our firm has been in business for 30 years & is a pioneer in diversity. Thank you.
Don McCauley
dmccauley@dgai.com
Position Specification
Title: Senior Exchange Engineer
The Team
Technical Architecture The position is a part of the Research and Development department and fills a senior role in our messaging systems development group. The teams involved consist of managers/staff, Communications Department, Operations, Application Development, contractors, and vendors.
Position description
As a senior member of our messaging R&D department, the candidate will be responsible for maintaining and improving the companys state of the art global messaging environment with some cross platform (Microsoft/Cisco) unified messaging design and support.
The candidate will work with SMTP, Microsoft Exchange Server, Presence, SonicWall, and related email concepts, protocols and methods along with the opportunities to perform major upgrades to our messaging platforms. The candidate will work alongside our Communications department to help design and support our unified messaging environment.
Person
The candidate shall have a broad background in messaging technologies and shall have demonstrated proficiency in the following areas:
Exchange 2003\Exchange 2007
Live Communication server (LCS)\Office Communications Server (OCS)
Mobile Messaging Technologies (Active Sync, BlackBerry, Good Technologies)
Remote Messaging Technologies (OWA, RPC over HTTP)
Anti-Spam Technologies
Anti-Virus Technologies (messaging specific)
Messaging DR best practices
Storage technologies (SANs, FC Switches, HBAs)
Microsoft Outlook 2003/2007
Active Directory
Windows 2003 Server
DNS
SMTP
Understanding the principles of UM (Cisco\Exchange)
Job Responsibilities
The candidate will have the following responsibilities with the potential of expanding:
Researching and developing solutions to meet enterprise wide messaging needs.
Researching, architecting, testing and planning the integration of new messaging technologies and upgrades to existing platforms.
Staying current with new technologies, and industry best practices; particularly those dealing with messaging and storage.
High level maintenance and troubleshooting of the current Exchange 2003 messaging environment based on industry best practices. (Responsibilities include but are not limited to troubleshooting and resolving high level mail routing issues, public folder issues, mailbox issues, Exchange server\services issues; adding\removing messaging servers, configuring servers, services, routing policies, etc., establishing maintenance procedures based on current industry BP).
Maintaining and troubleshooting SMTP internet gateway issues (Currently SonicWall).
Maintaining and troubleshooting Live Communications server 2005.
Establishing DR procedures for all relevant messaging servers. (Exchange, LCS, Blackberry, Good etc).
Maintaining and troubleshooting BlackBerry and Good Technologies servers.
Maintaining and troubleshooting Outlook Web Access \ RPC over HTTP
Maintaining and Configuring EMC SANs and FC Switches.
Working with Communications group to troubleshoot Cisco Unity issues.
Keeping documentation up to date for the messaging environment.
Testing and deployment of upgrades, hot fixes and other updates.
Education and/or Experience
Bachelor's degree in Computer Science or equivalent 7 to 10 years of relevant experience.
Excellent problem solving, written and oral communication skills.
Deep knowledge of SMTP, Microsoft Exchange Server, and related email concepts, protocols and methods are required.
|
Mary
Company
Profile |
09.14.07 |
Dear Leo - Hello! My name is Mary Krulikowski and I am a Recruiter for 4Ocean Systems (www.4OceanSystems.com). Our client has an IMMEDIATE opening for a Cisco CCNP Deployment Engineer (contract OR permanent) in Dallas, Texas. I have attached a "Candidate Alignment Summary" that outlines all the details, including the salary compensation, for your review. If you are interested in the position, please e-mail me NOW (with your resume attached in Word format), as our client has only given us 24 hours to fill this position! I look forward to hearing from you and hope you are having a GREAT day! - Sincerely, Mary Krulikowski (615-217-8875) |
|
|
