Profileimage by Piotr Mazur Senior Unix Engineer, IT Architect / Senior UNIX Operations Transition Manager, IT Infrastructure Planning Manager from Warszawa

Piotr Mazur

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Last update: 24.05.2021

Senior Unix Engineer, IT Architect / Senior UNIX Operations Transition Manager, IT Infrastructure Planning Manager

Graduation: not provided
Hourly-/Daily rates: show
Languages: German (Native or Bilingual) | English (Limited professional)

Attachments

Piotr Mazur - Curriculum Vitae 2021.pdf

Skills

UNIX, Linux, PowerHA/HACMP, Ansible, BASH, PERL, IBM Storage Systems, Tivoli Storage, L2/L3, AIX/Linux infrastructure, AIX, IBM, data center, Solaris, Databases, Application Servers, IBM AIX, telecommunication, UNIX/Linux, backup, PHP, shell scripting, PBO

Project history

01/2018 - 01/2019
Senior Unix Engineer
JN Data
1 year

Senior Unix Engineer

Responsibilities:
* Responsible for AIX/Linux infrastructure
* Development of infrastructure automation scripts
* Participating in Compliance and Security projects
* Design and maintenance of High Availability solutions
* Daily Operations

* In charge of UNIX (AIX, Linux) architecture and operations. Working for major banks
in the Danish banking sector (NYKREDIT, JyskeBank, Danish National Bank, Bankdata
etc)

01/2015 - 01/2018
IT Architect / Senior UNIX Operations Transition Manager
Wipro Poland Sp. z o.o.
3 years

IT Architect / Senior UNIX Operations Transition Manager

Responsibilities:
* Responsible for infrastructure part of T-Mobile outsourcing project
* Capacity planning for IBM Infrastructure
* Knowledge and responsibility transfer to remote teams
* Solution design and delivery for high-end IT infrastructure
* In charge of infrastructure consolidation projects, data center migrations etc.
* Design and maintenance of High Availability solutions

* In charge of UNIX (AIX, Linux, Solaris) architecture and operations. Responsible for
migration and consolidation projects for Databases, Application Servers.
* Working in stabilization phase of outsourcing project between T-Mobile Poland and
Wipro. I am responsible for IBM AIX/IBM POWER/Infrastructure part of outsourcing
on all phases (initial, data gathering, knowledge transfer, switch, stabilization).
Responsible for smooth cooperation between the Customer and IT Operations team.

01/2012 - 01/2015
IT Infrastructure Planning Manager
T-Mobile Polska S.A.
3 years

IT Infrastructure Planning Manager

Responsibilities:
* Capacity planning for IBM Infrastructure
* Solution design and delivery for high-end IT infrastructure
* In charge of infrastructure consolidation projects, data center migrations etc.
* Design and maintenance of High Availability solutions

* In charge of IBM Power/AIX and Linux infrastructure migration projects, as well as
capacity planning, change management, solution design, business cases. Technical
support for negotiations and procurement.

01/2006 - 01/2012
Advisory IT Specialist / IT Architect in System p area
IBM Poland
6 years

Advisory IT Specialist / IT Architect in System p area

Responsibilities:
* Solution design and delivery for high-end IT infrastructure
* Design and maintenance of High Availability solutions
* Technical Advisory for enterprise customers
* Delivery of technical documentation

* Designed, delivered and supported large (over 200 operating systems) IT
infrastructures for customers including Polska Telefonia Cyfrowa Sp. z o.o.,
Polkomtel S.A., Raiffeisen Bank Polska S.A., Biuro Informacji Kredytowej,
Ministerstwo Finansów, Polska Straż Graniczna.

01/2004 - 01/2006
IT Specialist
Polska Telefonia Cyfrowa Sp. z o.o.
2 years

IT Specialist


Responsibilities:
* Implementation, maintenance and administration of VAS telecommunication systems
based on UNIX/Linux
* Planning and execution of various backup activities.
* Development of monitoring tools based on PERL, PHP and shell scripting.

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