George K.

George K.

Senior Systems & Network Engineer

Athens, Greece

$30.00/hr

(5.00)

What's the difference
Overview

I have over 15 years of experience in the IT field, having worked at some of the most demanding environments as a Security expert and a Senior Unix System administrator (FreeBSD/Linux).

I specialize in complex ISP based UNIX installations, corporate Mail servers, Web servers, Database servers and large ZFS based storage solutions.

I have extensive knowledge in Virtualization technology. I have being involved with various type of Cloud solutions especially with OpenStack and CloudStack.

I als…

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George K. has added 3 portfolio pieces. Create an account to review them.

Work History & Feedback

Help recover sunfire 4100

5 hrs @ $30.00/hr
Earned $145
“George is great.”

5.00

Coaching to Install and configure Netatalk on Open Indiana and Eon Storage (keywords: unix, solaris, illumos, open indiana, netatalk, afp)

85 hrs @ $25.00/hr
Earned $2,278
“It's been wonderful working with George. He is knowledgable, efficient, patient and has brought tremendous value to our projects. He has been a true accelerator and has delivered efficient architectures, technical solutions and related implementations to allow us to put in production many critical servers. His communication and collaboration abilities are also a great asset. He is truly a gem and we really advise anyone looking for a highly skilled professional that's efficient and pleasant to work with to hire him.”

5.00

Setup AWS production-ready LAMP server

3 hrs @ $25.00/hr
Earned $75
“George is a very knowledgeable, honest and fast contractor. His communications skills and follow-through are excellent. He is highly recommended.”

5.00

Linux Setup/Dansguardian+Squid

3 hrs @ $25.00/hr
Earned $71
“Very quick and easy to work with. Thanks greatly.”

5.00

Firewall & Security Professional

Fixed Price $139
“Hi,You've done a great job and I thank you for all your work.Went above and beyond expectations. I will work with again and highly recommend to others.Thanks again,Ron”

5.00

Fixing mail server

Fixed Price $45
“George was very knowledgeable and fixed an issue with our mail server that many other people could not. He did it very quickly. He is also very easy to talk with, and quickly understands what needs to be done and how to do it. I would gladly work with him again.”

5.00

Tests Taken
Name Percentile Score

CISCO Test

73

Checkpoint Security Test

62

Firewall Concepts Test

79

Internet Security Test

91

Redhat Linux 9.0 Admin Test

64

Redhat Linux 9.0 General Test

75

U.S. English Basic Skills Test

90

Unix Test

63

Virtual Private Network Test

92

oDesk Readiness Test for Independent Contractors and Staffing Managers

66