Dietrich (Dipl.-Inf.) Clauß
Linux System Engineer
Experience
Linux System Engineer
Personal Projects and Continuing Education
- Skills: ACLs, Android, Ansible, Apache, Backup, Bash, BindFS, Modern C++, CFEngine, ClusterSSH, CSS, CUPS, Debian, DHCP, DNS, dovecot, exim4, Firewall, FUSE, GIMP, Git, gnupg, HTML, IMAP, IPv4, Kerberos, LDAP, LineageOS, Linux, Mercurial, NAT, Networking, NFSv4, OpenPGP, OpenSSH, OpenSSL, OpenVPN, PHP, pxelinux, Python, RAID, Responsive Web Design, Routing, Shorewall, SMTP, SSHFS, SSL/TLS, systemd, TFTP, UPS, VPN, X11, XMPP
Cloud Service Engineer
SaaS Cloud Operating
Development & Operations (DevOps) to build a cloud service infrastructure for Cloud IAM services
Skills: Azure, Bash, CI/CD, Debian, DevOps, Docker, FluxCD, Git, GitOps, Grafana, HELM, Hyper-V, IAM, JSON, Keycloak, Kubernetes, Linux, Loki, Mirantis, Powershell, Prometheus, Ubuntu, YAML
Industry: Cloud IAM
System and Network Administrator
ITK System Administration
Administration of high-availability IT, ERP systems, and telecommunication systems
Support (first-level, second-level, and partially third-level) for 250 employees at 3 locations
Skills: Apache, Atlassian (Confluence, Jira), Baramundi, Bash, Cisco (Firepower, Hyperflex, ISE, routers, switches, Umbrella), CrushFTP, CSS, DHCP, DNS, Firewall, Git, GitOps, HP ProLiant, HTML, ISO/IEC 27001, Kerberos, LDAP, Linux (Ubuntu, Debian, Raspberry Pi OS, Red Hat CentOS), LTO-7, MariaDB, Matrix42 EgoSecure, Microsoft (Active Directory, Exchange, Windows Server 2019/2016/2012, Windows 10, Office, Powershell), Monitoring (Check MK, ClusterSSH, Graylog, Elasticsearch, LogCheck, Nessus, Rsyslog, SyslogNG), Networking, ERP system PrintPlus, RAID, Raspberry Pi, SSH, SSL/TLS, SQL, Samba, Starface phone system, TCP/IP, UPS, Veeam Backup, VMware
Industry: Print
Linux kernels for industrial PCs
Adapting Linux kernels to specific requirements of industrial PCs (special hardware, real-time)
Debugging driver issues in Linux
Creating Debian packages
Documentation
Skills: Bash, C, CAN, real-time, GNU toolchain, Linux
Industry: embedded computers, industrial PCs
Scope: 20 hours
Hardware Developer / Software Developer / Test Engineer
Public Solution GmbH
Developed software for a 32-bit ARM controller (drivers for hardware components, application programs for testing hardware components, embedded OS based on TNKernel)
Hardware development, building test circuits, hardware troubleshooting
Development of test rigs for automated product tests; setup and commissioning of test rigs at the supplier
Linux system administration
Used hardware: ARM7TDMI-S microcontroller (NXP LPC2000), Melexis RFID transceiver, Cypress PSoC (CapSense)
Skills: Assembler, ARM, Backup, Bash, C, ClusterSSH, DHCP, DMA, DNS, Doxygen, real-time, embedded, Firewall, GNU toolchain, GPIO, hardware, hardware troubleshooting, I2C, I2S, JTAG, Linux, soldering, microkernel, microcontroller, OpenOCD, PWM, RAID, RFID, Samba, SSH, SoC, SPI, TCP/IP, test automation, Trac, TNKernel, UART, unit testing, USB, UPS
Scope: permanent position (30 months, full-time)
Industries Experience
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Experienced in Information Technology (3.5 years), Manufacturing (2.5 years), and Media and Entertainment (1.5 years).
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Information Technology (5 years), Product Development (2.5 years), Quality Assurance (2.5 years), and Operations (1 year).
Skills
Cloud Engineering
- Kubernetes
- Git
- Yaml
- Ci/cd
- Gitops
- Azure
- Devops
- Fluxcd
- Docker
- Keycloak
- Grafana
- Loki
- Prometheus
- Helm
Programming
- Gnu Toolchain
- C
- Bash
- C++
- Powershell
- Python
- Assembly
- Java
- Perl
- Lua
System Administration
- Linux
- Debian
- Networking
- Windows
- Ubuntu
- Rhel
- Lineageos
- Lvm
- Mariadb/mysql
- Backup
- Apache
- Rhel
- Lineageos
- Lvm
- Mariadb/mysql
Networking / Security
- Pgp
- Ssh
- Dhcp
- Dns
- Firewall
- Kerberos
- Ldap
- Nfs
- Vpn
- Active Directory
- Crushftp
- Samba
- Imap
- Smtp
- Ssl/tls
- Nessus
Virtualization
- Hyper-v
- Vmware
- Virtualbox
Tools
- Gnu Toolchain
- Baramundi
- Clusterssh
- Check Mk
- Jira/confluence
- Trac
- Cfengine
- Ansible
Embedded
- Arm
- Real-time (Rtos)
- Microcontroller
- Openocd
- Soc
- Tnkernel
- Jtag
Www / Web Development
- Responsive Web Design
- Html
- Css
- Sql
- Php
Hardware Development
- Soldering
- Troubleshooting
Cisco
- Firepower
- Hyperflex
- Ise
- Routers, Switches
- Umbrella
Documentation
- Latex
- Doxygen
Miscellaneous
- Musixtex
- Audacity
- Gimp
- Inkscape
- Iso/iec 27001
Languages
Education
TU Dresden
Diploma in Computer Science · Computer Science · Dresden, Germany
Profile
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