Scott Doskoczynski
Hamilton Township,NJ
Summary
- 6 years as a Linux systems administrator in a research environment, including 3 years in a dedicated role as a storage/backup administrator
- 6 years of experience supporting and troubleshooting various storage technologies, including NFS, CIFS, Samba, CephFS
- 6 years collaborating with researchers and developers designing and implementing solutions to meet their needs
- 6 years scripting and programming in bash and Python and some experience in C++, Perl, PHP
- Proven ability to quickly learn new technologies and adapt to new roles
Overview
9
9
years of professional experience
Work History
Storage and Backup Administrator
Princeton Plasma Physics Laboratory
08.2020 - Current
- Design, install, maintain and administer storage systems and their supporting infrastructure including: SAN presented via Fiber Chanel, CephFS on a distributed cluster foundation and NFS on ZFS
- Install, maintain, administer and support Veritas Netbackup for data archival and retrieval
- Mange backups and restores ensuring RPOs and RTOs are met as defined by service level agreements
- Accountable for the performance of CephFS, NFS, ZFS, CIFS, SAMBA filesystems and their underlying Object Storage or SANs
- Monitor and analyze storage systems performance using tools such as Grafana, Prometheus, Fio, nload
- Tuned various network and kernel parameters to increase performance
- Design and manage Ethernet and Fibre Channel networks for storage and virtualization infrastructure
- Use bash scripting and Python programming to automate data migration, account creation, report generation, performance monitoring and data visualization
- Manage data access controls utilizing: Ceph secrets, NFS export options, UNIX file permissions and ACLs
- Migration and modernization of existing Solaris and Linux systems to modern infrastructure utilizing virtualization and containerization when possible
- Configuration management of Linux machines utilizing Ansible playbooks and AWX
Linux System Administrator
Princeton Plasma Physics Laboratory
09.2018 - 08.2020
- Deployed and administered *nix based systems responsible for data serving, data acquisition and machine control. Utilized Kickstart and Ansible for Fast deployment and safe Configuration Management.
- Audited and migrated various end of life systems to modern hardware and operating systems ensuring existing functionality was maintained and performance improved.
- Provided coding support helping physicists and developers access MDSplus data from the programming language of their choosing.
- Wrote various bash and python scripts to monitor services and automate previously manual reoccurring tasks.
- Routinely troubleshot legacy systems and restored functionality in a timely manner.
- Assisted the High-Performance Computing group with NFS root maintenance and troubleshooting of both client and server-side NFS Issues.
- Assisted Development of real time code on Linux machines by integrating tracepoints into existing c++ code and utilized Concurrent NightHawk tools to quantify time taken for various kernel and userspace functions to nanosecond resolution.
Jr. Computer Technician
Princeton Plasma Physics Laboratory
07.2016 - 09.2018
- Provided high-level troubleshooting of CAMAC Based Data acquisition systems.
- Provided computer hardware maintenance troubleshooting and support
- Supported senior administrators in the maintenance and troubleshooting of MDSPlus data servers.
- Deployed development machines and installed/configured necessary software packages for developers
- Modified and maintained engineering drawings related to the instrumentation and control systems.
Audio Video Technician
Specialty Vehicle Solutions
08.2015 - 07.2016
- Deployed local area networks consisting of IP cameras and windows PC's utilizing static IPv4 addresses inside surveillance vehicles.
- Configured in-vehicle 3G equipped router, enabled port forwarding to allow access and control of IP cameras from a remote location.
- Ran and terminated various cabling responsible for network, audio, and antennas, including shielded CAT6 network cables and coax cable terminated with RCA, BNC, SMA, etc.
Education
Associate of Science - Mathematics
Ocean County College
Toms River, NJ01.2014
Objective
Senior Research Storage Engineer, 2024-19233
Timeline
Storage and Backup Administrator
Princeton Plasma Physics Laboratory
08.2020 - Current
Linux System Administrator
Princeton Plasma Physics Laboratory
09.2018 - 08.2020
Jr. Computer Technician
Princeton Plasma Physics Laboratory
07.2016 - 09.2018
Audio Video Technician
Specialty Vehicle Solutions
08.2015 - 07.2016
Associate of Science - Mathematics
Ocean County College
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