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Degrees
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Software Engineer
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My Expert Service
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Open Source Software’s, Linux/Unix/Windows Systems Integration, Security Vulnerability scanning and development of new technologies are my passion. I have 6 years of experience on different technologies like VOIP, POS, PKI, and LAN/WAN, HPC, VMware, DNS, Data Center operations and management, excellent analyzing and problem-solving skills with international research publication. I like to learn new technology and concepts. I can finish work independently, am a good team-worker and also a good leader for a small group.
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Experience & Qualifications
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Senior Engineer (DPI)
Tellabs, Karachi Pakistan (US Fortune 1000 company)
April 2011 – Present
• Security, vulnerability and performance testing using Breaking Point, Mu Dynamics, Spirent avalanche, Nessus and many other tools.
• Perform Testing on LTE, Wimax and GGSN based Network traffic and implement the QoS policy using Deep packet inspection technology.
• TCP and UDP based protocols testing as per RFC (IMAP, POP, WAP, HTTP, SMTP, and SIP).
• Lead a team of 8 test engineer in Pakistan and Indian region and update their weekly progress to top management.
• Writing test scripts in Bash/pel/.
• Testing of Multi core High Availability Octeon based systems that can handle more than 40 Gig Traffic.
Security Engineer
National Systems, Islamabad, Pakistan
Feb 2008 – Mar 2011
• Implemented 24x7 Public key infrastructures (PKI) EJBCA servers with OCSP and CRL Publisher on ubuntu Linux Server with LDAP, mail and video conferencing sever integration.
• Vehicle Access Management Application development with RFID Hardware Integration using VB.NET and MySQL.
• Deployment and Management of Apache web server, JBOSS Server and IIS Servers with MySql, DNS, clustering, HA, HP Blade Servers.
• Port the Linux IPsec stack to Cavium MIPS architecture board and achieve the 1.2 Gbps thought put.
• Porting minisip soft phone to Nokia N900 MAEMO distribution.
• Analyzing TCP/IP traffic using tcpdump and ethereal (wire shark).
• Prepared multiple test instances and deploy Secured Web Based Video Conferencing to communication between several site offices.
• Conduction of Vulnerability Assessment, Penetration Testing to ensure confidentiality, integrity and Availability.
• Integration of open source technologies to implement enterprise solution with security for efficient usage in different organization.
• Asterisk and OpenSips Server Based Secure VOIP setup with PSTN Gateway Integration.
• Designed, implemented Intrusion Detection (IDS) and Prevention system with Snort open source software, integrated it with Firewall to become intrusion-prevention systems (IPS).
• Administered and supported Multi-platform Operation systems, Windows Server (NT/2000/2003), Linux (Redhat, Debian, SuSE), Unix (AIX, Solaris). Monitored system tasks and resources, optimized and tuned up system and performed backup/restoration.
System Support Engineer
Bin Dawood Super Stores, Saudi Arabia
Sep 2005 – Feb 2008
• Regional IT In charge and System Engineer for Linux and Unix and POS (IBM & NCR) systems in highly critical 24/7 environments.
• AS400 Server Support
• Provided technical assistance into more than 16 Companies staff and Super/Hyper Market Point of Sales Machines, Weighing Scale, Barcode Printers, assisting with network access, printing, and application software operation.
• Assisted IT Coordinator with administration of a network of more than 1000 users, spanning several other City Offices.
• Physically and remotely configured, troubleshot, and administered users, laptops, tablet PCs, and blackberry devices for onsite and mobile users.
• Documented, reviewed, and updated problem resolution scenarios on share point portal reducing time spent on resolving same or similar issues quicker and more efficiently.
• Installing & Troubleshooting Wireless Network (WiFi), Wireless Router, Access point (3Com Products)
• Network and POS Deployment Plans for new Hyper and Super Markets.
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Available Modes Of Communication
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email/chat
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Contact
Sanaullah Ashraf
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