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Oleg Sigachev Email & Phone Number
Senior Expert , R and D planning department
at
VEON
1 work email found
@beeline.ru
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 100%
Current company
Role
Senior Expert , R and D planning department
Location
Moscow, Russia, Russian Federation
Company size
Who is Oleg Sigachev? Overview
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Quick answer
Oleg Sigachev is listed as Senior Expert , R and D planning department at VEON, a company with 12987 employees, based in Moscow, Russia, Russian Federation. AeroLeads shows a work email signal at beeline.ru and a matched LinkedIn profile for Oleg Sigachev.
Oleg Sigachev previously worked as Senior Expert , R&D planning department at Veon and EPC expert at Jsc Vimpelcom. Oleg Sigachev holds Engineer, Multi Channel Systems from Moscow Technical University Of Communications And Informatics (Mtuci).
Company email context
Email format at VEON
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{first_initial}{last}@beeline.ru
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AeroLeads found 1 current-domain work email signal for Oleg Sigachev. Compare company email patterns before reaching out.
Profile bio
About Oleg Sigachev
• Wide experience in GSM, 3G, LTE• Proficient in TCP/IP, Unix, Solaris, Cisco, Check Point.• Fundamental knowledge in the field of network technologies • Efficient, result oriented, highly organized• Equally effective in command and in individual operation• Strong analytical and problem solving skills.OPEN FOR NEW OPPORTUNITIESCompleted trainings:Huawei:- GPRS/UMTS PS Fundamental Training- GGSN9811 Routine Operation and Maintenance Training- EPC Principle Fundamental Training- EPC UGW Data Configuration Training- EPC UGW Routine Operation and Maintenance Training- EPC USN Data Configuration Training- EPC USN Routine Operation and Maintenance TrainingSun Education Services Course:- Intermediate System Administration for the Solaris 9 Operating Environment - Advanced System Administration for the Solaris 9 Operating EnvironmentOverview courses:- Overview GSM - Overview SS7 in GSM - GPRS advanced signalling ENKIEricsson:- WAP Technical Overview- Mobile Internet Enabling Proxy System Administration- MMS Overview & System Administration- MMS release 2.5- GSM/WCDMA GPRS SGSN configuration Cisco System:- CCNA course- Cisco secure PIX Firewall Advanced- SNRS- BCMSN- Catalyst 6500 implementation for Data Center Business SolutionsHP:- Open VMS System Management: Essentials for Established SystemsCheck Point:- Check Point NGX administrationSpecialties: Data networking in Carrier/ISP environment
Listed skills include Gsm, Ip, Gprs, Ss7, and 13 others.
Current workplace
Oleg Sigachev's current company
Company context helps verify the profile and gives searchers a useful next step.
Veon
8 roles
Oleg Sigachev work experience
A career timeline built from the work history available for this profile.
Senior Expert , R&D Planning Department
Current- Project Management- Technical Project Management
Jul 2016 - Present
Epc Expert
Jsc Vimpelcom
Dec 2015 - Jul 2016
Consultant
EPC SWAP consultantResponsible for swap PS core infrastructure in one of the biggest mobile operator in Kazakhstan.SWAP PS core (USN&UGW) in 7 regionsWork activity - Swap preparingconfiguration and adaptation new elements for swapping from E// and Cisco to Huawei USN & UGW- testing functionality all related systems ( on-line, off-line billing,diameter.
Apr 2015 - Nov 2015
Expert Epc Core, Team Leader
Team leader of engineers consisting of 7 person. Control exterior and interior incident management.Maintenance and troubleshooting on multi vendor EPC core. SGSN’s: ALU, Ericsson, Huawei. USN9810 (MME), UGW9811(SGW/PGW),DNS, datacom equipment HUAWEI & CISCO. Detection and vendor instructions about a deviation from the 3GPP standards. Deep knowledge in Gn.
Feb 2007 - Apr 2015
Leading Engineer
Responsible for administration and trouble-free work GPRS core which serviced subscribers of Moscow and central region of Russia. The extension of existing architecture adding new SGSN nodes.Maintenance of availability of service at level 99,9%
Feb 2006 - Feb 2007
Senior Engineer
Responsible for administration and trouble-free work of the unique MMSC Ericsson center which serviced subscribers of all mobile network, swap SMSC center from Shlumberger Sema to SMSC Logica.Adjustment of transfer of messages from networks GSM in network DAMPS or vice versa. Troubleshooting and maintenance operation on GPRS core Alcatel which serviced.
Jan 2004 - Feb 2006
Engineer
Responsible for administration and trouble-free work of the unique SMSC center which serviced subscribers of all mobile network Vimpelcom. Troubleshooting and maintenance operation.Maintenance of availability of service at level 99,9%
Feb 2003 - Mar 2004
Team & coworkers
Colleagues at VEON
Other employees you can reach at veon.com. View company contacts for 12987 employees →
SN
Sergii Nychyporuk
Colleague at Veon
The Randstad, Netherlands, Netherlands
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IB
Ilya Ballak
Colleague at Veon
Russia, Russian Federation
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OK
Oleg Kononov
Colleague at Veon
Moscow, Russia, Russian Federation
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SP
Svetlana Pozharskaya
Colleague at Veon
Moscow, Moscow City, Russia, Russian Federation
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MN
Mehdi Nazim
Colleague at Veon
Algiers, Algiers, Algeria, Algeria
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SR
Sergey Reutov
Colleague at Veon
Krasnodar, Krasnodar, Russia, Russian Federation
View →
NS
Nadezhda Serova
Colleague at Veon
Russia, Russian Federation
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VV
Vladislav Vinogradov
Colleague at Veon
Moscow, Moscow City, Russia, Russian Federation
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AB
Adil Batyrkhan
Colleague at Veon
Shymkent, Kazakhstan, Kazakhstan
View →
KM
Kaylee Muir
Colleague at Veon
Amsterdam Area, Netherlands
View →
Sergii Nychyporuk
Colleague at Veon
The Randstad, Netherlands, Netherlands
View →
IB
Ilya Ballak
Colleague at Veon
Russia, Russian Federation
View →
OK
Oleg Kononov
Colleague at Veon
Moscow, Russia, Russian Federation
View →
SP
Svetlana Pozharskaya
Colleague at Veon
Moscow, Moscow City, Russia, Russian Federation
View →
MN
Mehdi Nazim
Colleague at Veon
Algiers, Algiers, Algeria, Algeria
View →
SR
Sergey Reutov
Colleague at Veon
Krasnodar, Krasnodar, Russia, Russian Federation
View →
NS
Nadezhda Serova
Colleague at Veon
Russia, Russian Federation
View →
VV
Vladislav Vinogradov
Colleague at Veon
Moscow, Moscow City, Russia, Russian Federation
View →
AB
Adil Batyrkhan
Colleague at Veon
Shymkent, Kazakhstan, Kazakhstan
View →
KM
Kaylee Muir
Colleague at Veon
Amsterdam Area, Netherlands
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1 education record
Oleg Sigachev education
FAQ
Frequently asked questions about Oleg Sigachev
Quick answers generated from the profile data available on this page.
What company does Oleg Sigachev work for?
Oleg Sigachev works for VEON.
What is Oleg Sigachev's role at VEON?
Oleg Sigachev is listed as Senior Expert , R and D planning department at VEON.
What is Oleg Sigachev's email address?
AeroLeads has found 1 work email signal at @beeline.ru for Oleg Sigachev at VEON.
Where is Oleg Sigachev based?
Oleg Sigachev is based in Moscow, Russia, Russian Federation while working with VEON.
What companies has Oleg Sigachev worked for?
Oleg Sigachev has worked for Veon, Jsc Vimpelcom, and Networkers International Plc.
Who are Oleg Sigachev's colleagues at VEON?
Oleg Sigachev's colleagues at VEON include Sergii Nychyporuk, Ilya Ballak, Oleg Kononov, Svetlana Pozharskaya, and Mehdi Nazim.
How can I contact Oleg Sigachev?
You can use AeroLeads to view verified contact signals for Oleg Sigachev at VEON, including work email, phone, and LinkedIn data when available.
What schools did Oleg Sigachev attend?
Oleg Sigachev holds Engineer, Multi Channel Systems from Moscow Technical University Of Communications And Informatics (Mtuci).
What skills is Oleg Sigachev known for?
Oleg Sigachev is listed with skills including Gsm, Ip, Gprs, Ss7, Tcp/Ip, 3G, Lte, and Networking.
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