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Adrian Marchis
Senior Information Security Engineer at Cook County Medical Examiner
Chicago, IL, United States
Details
Experience:
2015 : Present
Cook County Medical Examiner
Senior Information Security Engineer
2014 : 2015
U.S. Cellular
Senior Network Security Engineer Contractor
2013 : 2014
Dell SecureWorks
Network Security Advisor - Lead
Primary incident responder coordinated the standby teams in mitigating major production issues until fully resolved. Extensive secondary exposure in troubleshooting and mitigating : SQL database reference data, Linux systems and processes, virtual environments, and MDF/IDF environments. Frequently required to maintain a great aptitude for rapidly adapting, learning, and understanding new network environments in order to assist customers troubleshoot their networks under pressure.
Achievements :
- Profoundly participated in successfully moving main distribution frame from old corporate office to new one at the Willis Tower in Chicago.
- Upgraded IOS on Cisco systems and upgraded images on ShopperTrak's proprietary equipment while making configuration changes on Cisco routers as needed.
- Worked with large and small customers in troubleshooting their wide range of networks in order to be conformed in all requirements for allowing required communication of ShopperTrak’s proprietary Linux Gateways and retail traffic monitoring equipment.
- Ensured business stability with primary incident response team monitoring the organization's production systems 24/7.
- Deployed updates and patches to organization's unique in-house designed applications by taking preventative measures in order to successfully maintain minimal down time of customer facing applications.
2012 : 2013
ShopperTrak
Network Systems Analyst
NOC engineer maintaining routers and switches at over 8000 WAN sites containing more than 100,000 network devices in the United States. Administer alarm monitoring system to identify faulty circuits for troubleshooting and mitigation while taking personal initiative and responsibility to best resolve all incidents.
Achievements :
- Rapidly mitigate circuits experiencing trouble on large networks drastically leading to reduced down time.
- Work in team environments serving as first responders to networking issues while completing all given tasks on time.
- Change and upgrade DNS - BIND/DHCP at 6000+ locations helping the company progress the implementation of required systems and improvements.
- Use BMC Remedy trouble ticketing system for documenting all incidents and service requests occurred with all changes made until resolving any issues that may occur.
- Troubleshoot routers, switches, firewalls, and VoIP issues on LAN/WAN sites to identify and isolate incidents between networks, applications, and server systems.
- Collaborate with ISPs and LECs over phone and e-mails to resolve larger area incidents.
- Push necessary configurations to network devices for any changes or upgrades to occur.
- Monitor EMC Ionix Smarts and SNMPC incident monitoring tools to locate areas with downed circuits and circuits taking errors.
- Communicate proactively with other NOC groups when completing large-scale firewall system push outs fluently which minimized future miscommunication.
2011 : 2012
AIM Consulting Group (Contracted to Walgreens Corporation)
Network Operations Engineer
Cook County Medical Examiner
Senior Information Security Engineer
2014 : 2015
U.S. Cellular
Senior Network Security Engineer Contractor
2013 : 2014
Dell SecureWorks
Network Security Advisor - Lead
Primary incident responder coordinated the standby teams in mitigating major production issues until fully resolved. Extensive secondary exposure in troubleshooting and mitigating : SQL database reference data, Linux systems and processes, virtual environments, and MDF/IDF environments. Frequently required to maintain a great aptitude for rapidly adapting, learning, and understanding new network environments in order to assist customers troubleshoot their networks under pressure.
Achievements :
- Profoundly participated in successfully moving main distribution frame from old corporate office to new one at the Willis Tower in Chicago.
- Upgraded IOS on Cisco systems and upgraded images on ShopperTrak's proprietary equipment while making configuration changes on Cisco routers as needed.
- Worked with large and small customers in troubleshooting their wide range of networks in order to be conformed in all requirements for allowing required communication of ShopperTrak’s proprietary Linux Gateways and retail traffic monitoring equipment.
- Ensured business stability with primary incident response team monitoring the organization's production systems 24/7.
- Deployed updates and patches to organization's unique in-house designed applications by taking preventative measures in order to successfully maintain minimal down time of customer facing applications.
2012 : 2013
ShopperTrak
Network Systems Analyst
NOC engineer maintaining routers and switches at over 8000 WAN sites containing more than 100,000 network devices in the United States. Administer alarm monitoring system to identify faulty circuits for troubleshooting and mitigation while taking personal initiative and responsibility to best resolve all incidents.
Achievements :
- Rapidly mitigate circuits experiencing trouble on large networks drastically leading to reduced down time.
- Work in team environments serving as first responders to networking issues while completing all given tasks on time.
- Change and upgrade DNS - BIND/DHCP at 6000+ locations helping the company progress the implementation of required systems and improvements.
- Use BMC Remedy trouble ticketing system for documenting all incidents and service requests occurred with all changes made until resolving any issues that may occur.
- Troubleshoot routers, switches, firewalls, and VoIP issues on LAN/WAN sites to identify and isolate incidents between networks, applications, and server systems.
- Collaborate with ISPs and LECs over phone and e-mails to resolve larger area incidents.
- Push necessary configurations to network devices for any changes or upgrades to occur.
- Monitor EMC Ionix Smarts and SNMPC incident monitoring tools to locate areas with downed circuits and circuits taking errors.
- Communicate proactively with other NOC groups when completing large-scale firewall system push outs fluently which minimized future miscommunication.
2011 : 2012
AIM Consulting Group (Contracted to Walgreens Corporation)
Network Operations Engineer
Company:
Cook County Medical Examiner
Spoken Language:
English, Romanian
About
As an adept network security engineer with large commercial backgrounds as well as experience in smaller and more delicate organizational environments I understand the larger objectives as well as the technical fundamentals required for an organization to be successful. I have great ambitions to support organizations in achieving secure informational and networking environments in order to gain better understanding while promoting growth and efficiency through best technical practices to the best of my ability.
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