Network and System Engineer (m/f/d) - Fulltime

Who we are

DIESEC™ is a company based in Germany with a presence in the US, Germany, Ukraine and Australia. We are consultants in IT-Governance, IT-Compliance, IT-Risk Management and Cyber-Security and have been in business since 2009. We are expanding our team and looking for skilled Information Technology professionals as we grow our business worldwide.

We offer an emphasis on work/life balance, the opportunity to work from home with some time on-site in Darmstadt, and opportunities for professional development.

Network System Engineer Job Description

As a System and Network Engineer, you will be responsible for supporting CyberSec (e.g., Red-Teaming, Forensics, etc.) infrastructure and operations. The environment is mainly based on Debian/Centos and Windows Systems incl. VMware and some in-house developed applications. Our ideal candidate will have experience with laboratory support and a solid background in Linux, DNS, DHCP, and Webservices, as well as a good understanding of Network Routing and Switching, VLAN, and Firewalls (iptables)
Ideally, you already have experience in Cyber-Security and Automation with Ansible and Saltstack. This is a client-facing position and you will be communicating regularly with the DIESEC team and client.

Key Duties & Responsibilities

  • Key Duties & ResponsibilitiesDesign, implement and maintain network configurations.
  • Install and administer server infrastructure with a focus on Linux and Windows
  • Install, administer and optimize the existing network infrastructure.
  • Manage all aspects of the infrastructure, including LAN, Local NAS, and virtual environments.
  • Harden and protect sensitive infrastructure components.
  • Troubleshoot performance issues and secure high availability of services.
  • Monitor and maintain networks, firewalls, software deployment, backup, archiving and recovery, user groups and custom-built training.

Knowledge, Skills & Abilities

  • Excellent knowledge of Linux (Debian/Centos) and Windows operating systems.
  • Experience with system hardening and corresponding security measures.
  • Able to work on the command line and ability to automate tasks using (shell) scripting languages.
  • Direct experience with the majority of:
    • Debian/Centos
    • Windows Server
    • Network Architectures, especially with regards to distributed work environments relevant protocols across the different OSI layers.
    • Network Services like DNS, DHCP, NTP, LDAP, etc.
    • Encryption technologies like TLS, OpenVPN, etc.
    • Services like Samba, ELK (Kibana, Logstash)
  • Excellent verbal and written communication skills.
  • Strong team player attitude.
  • Organized and self-motivated.
  • Able to work from home or at our client site 5-10% of the time at the client’s discretion.

Minimum & Preferred Qualifications

  • At least 3 years of experience with Information Technology infrastructure, ideally within the Cyber Security area.
  • College or Technical degree in Information Technology or equivalent direct work experience.
  • Preferred qualifications include certifications in the technologies mentioned above.

DIESEC is an equal opportunity employer.