freiberufler Splunk Consultant auf freelance.de

Splunk Consultant

offline
  • 75‐110€/Stunde
  • 40468 Düsseldorf
  • auf Anfrage
  • pl  |  en
  • 25.11.2020

Kurzvorstellung

I'm a certified Splunk Architect/Administrator with 9 years of experience with Splunk Enterprise/Cloud environments.

Qualifikationen

  • Big Data
  • Elasticsearch
  • Linux
  • Splunk

Projekt‐ & Berufserfahrung

Splunk Administrator
Ensono / Dun & Bradstreet, Gdańsk
11/2019 – 8/2020 (10 Monate)
IT & Entwicklung
Tätigkeitszeitraum

11/2019 – 8/2020

Tätigkeitsbeschreibung

1. Implementation and maintenance enterprise wide Log Management Infrastructure spanning data centers, AWS / Azure clouds and client offices
2. Administration of scalable centralized Splunk infrastructure and configurations including Splunk Cloud and Enterprise deployments, and on-premises / cloud forwarders and deployment servers
3. Providing Splunk and Log Management system engineering expertise and lead incident and problem management activities
4. Using various methodologies to capture data including syslog/Splunk forwarders, HTTP Event Collector, and APIs

Eingesetzte Qualifikationen

IT-Support (allg.)

Splunk Consultant
Commerzbank AG, Frankfurt
6/2017 – 12/2018 (1 Jahr, 7 Monate)
Banken
Tätigkeitszeitraum

6/2017 – 12/2018

Tätigkeitsbeschreibung

1. System architecture, implementation and administration of production and pre- production Splunk environments
2. Integrating different systems with Splunk
3. Utilizing Splunk Processing Language in data modeling, application data analysis and
building presentation layer for the whole process of application development

Eingesetzte Qualifikationen

System Analyse, System Architektur

Web Application/Splunk Administrator/Splunk Architect
Vodafone Group Services, Düsseldorf
11/2010 – 4/2020 (9 Jahre, 6 Monate)
Telekommunikation
Tätigkeitszeitraum

11/2010 – 4/2020

Tätigkeitsbeschreibung

1. Service and deployment of new releases of Integration Proxy in production and test environments
2. Roll-out of the new version of mobile shop for Android devices
3. 24h on-calls for all Apache frontends and backend applications (AppSelect, Superstore,
WebShop)
4. Splunk integration/administration in production environment
5. Collecting metrics, frontend/backend application logs and mobile events via different
protocols (syslog, HTTP, splunktcp, Logstash, Filebeat) and analyzing with
Splunk/Hadoop
6. Supporting multiple team in roll-out of the variety Vodafone produccts to local markets
7. Architecture and administration of single site Splunk environment (1.2 TB/day with
650 users) and multi-site Splunk (2.7 TB/day with 3500 users)
8. Administration/configuration of Splunk IT Service Intelligence (ITSI) add-on for real-
time monitoring
9. Support for various Vodafone projects using Splunk and other Big Data platforms
(Hadoop MapR/Cloudera) and Splunk for Hadoop
10.Integrating Elastic Search and specific Spark use cases for real-time on-fly data
aggregation for Splunk license optimization
11.Building Data Science & Machine Learning platform and supporting users with related
projects
12.Coordination of administration activities performed by Splunk operational team 13.Applying best practices and supporting Splunk administration processes, data ingestion
debug, tweaking client/server side performance bottlenecks 14.Developing Cribl pipelines for data transformation, noise reduction,
securing/masking/enriching data and real-time aggregations before Splunk

Eingesetzte Qualifikationen

System Architektur

Specialist in Value Added Systems/Messaging Systems Section (Festanstellung)
Polska Telefonia Cyfrowa Sp z o.o. (T-Mobile Group, Warsaw
10/2006 – 11/2010 (4 Jahre, 2 Monate)
Telekommunikation
Tätigkeitszeitraum

10/2006 – 11/2010

Tätigkeitsbeschreibung

1. Master administrator of redundant MMSC platforms and Instant Messaging system
2. Integration of 3rd Generation MMSC_B and upgraded 2ndGen MMSC_A with central monitoring system, billing platform, provisioning system, external and internal content
providers
3. Prepare Acceptance Test Procedures and perform test cases after MMSC/IM upgrades
4. React in emergency situations during 7/24 standby and ensure reliability of mission-
critical systems
5. Coordination of system upgrades and further verification
6. Installation and integration of new platforms
7. Administration of WAP-Gateway, MMS Transcoding Platform, SMSC, Traffic
Control System, Cell Broadcast System and localization platforms
8. Cooperation with the support teams in solving system problems
9. Develop scripts (Perl, Bash) gathering system information and traffic statistics
10. Low-level debug for any kind of network/application/service problems along 7 layers
of ISO/OSI model
11. Perform periodic backups and restores of platforms
12. Keep systems Key Performance Indicators at the highest level 13. Solve users problems as a PTC 3rd line support

Eingesetzte Qualifikationen

System Analyse

Ausbildung

Polish-Japanese Institute of Information Technology
Ausbildung
2006
Warsaw, Poland

Über mich

• Splunk Enterprise 4.3–7.3
• Red Hat EnterpriseLinux,Solaris
• Unix/Linuxservicesandprotocols(DNS,BIND,LDAP,Apache,FTP,Tomcat,
SQUID,Samba,NIS,Postfix,NFS,RAID,TCP/IP)
• Nagios/Icinga,Puppet,SVN
• Nortel Alteon/BigIP F5/Cisco load balancers
• MMSC (Ericsson, Mobixell, Airwide)
• SMSC (Airwide, Comverse)
• WAP-GW (Materna)
• Oracle Database
• Windows NT Servers
• VMware products and virtualization concepts
• Routing protocols (EIGRP,OSPF,BGP) and routing features (redistribution, filtering); Switching concepts (VLAN, VTP, STP, multicast forwarding); Security issues (IPSec VPN/GRE Tunnels, network attacks, Cisco IOS device hardening, configuring IPS/IDS features); Ensuring Quality of Service in LAN/WLAN; Wireless Networks
• Managing Sun StorEdge disk arrays
• Perl/BASH/Python script programming
• Java, C, C++ programming
• Strong analytical and troubleshooting skills

Weitere Kenntnisse

• Splunk Certified Architect 7.3
• Dataiku user/administrator/deployment trainings
• Splunk Certified Architect 6.3
• Splunk Certified Administrator 6.3
• Cisco Certified Network Professional (CCNP,CVN:403564167849IRYM)
• Oracle10g Database Administration
• Big IP LTM Essentials 10.x
• Sun Cluster 3.2 Administration
• Veritas Volume Manager 4.1 Administration
• Basic Application Switch Administration and Configuration(Nortel)
• System Administration Solaris 10 I,II
• Linux Troubleshooting
• Linux System Administration I,II
• Linux Security
• Managing J2EE Web-Apps under Tomcat
• Perl Programming Course
• Cisco Certified Network Associate (CCNA,CVN:386484723969BLXG)
• Cisco Academy

Persönliche Daten

Sprache
  • Polnisch (Muttersprache)
  • Englisch (Fließend)
Reisebereitschaft
auf Anfrage
Arbeitserlaubnis
  • Europäische Union
Home-Office
bevorzugt
Profilaufrufe
1629
Alter
42
Berufserfahrung
20 Jahre (seit 03/2004)

Kontaktdaten

Nur registrierte PREMIUM-Mitglieder von freelance.de können Kontaktdaten einsehen.

Jetzt Mitglied werden