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Infrastructure Engineer

Ile de France, Paris (75000)
Originellement mis en ligne le 26 août 2022 - Remontée le 23 septembre 2022 par Marie Calvert (+ d'offres)
Quarkslab
Type de contrat :CDI
Métier :Développeur informatique
Expérience :Débutant accepté
Type d'entreprise :Autre type d'entreprise (client final)
Localisation :Ile de France, Paris (75000)
Salaire :de 50 000 €/an à 60 000 €/an
Télétravail :Pas de télétravail
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Poste à pourvoir

Description
At Quarkslab, almost all of the infrastructure is managed (and hosted)
internally. We operate our own (modest) datacenters up to applications, which
allows us to ensure total control of our data.

The information system itself is growing, both in terms of the number of
physical sites, machines, VMs, services... Our internal infrastructure has been
put to the test in order to quickly adapt to the new and growing needs of the
development teams: continuous integration servers, test servers, code hosting,
Docker image servers, and much more, all with strong security constraints. In
2021, we have undertaken a major upgrade major infrastructure upgrade to
support all these challenges, with brand new storage servers, hypervisors &
computing power.

Today, the different teams are asking for more advanced functionalities, such
as automated deployment of virtual machines, provision of Kubernetes clusters
to deploy containers or even more varied and substantial data storage needs.

Exceptionally, we are also moving some services to cloud providers when we are
unable to provide an equivalent service in-house.

Technologies used are mainly open-source. The emphasis is on stability,
maintainability, automation and security.
Some examples:

* OS: Debian / Ubuntu
* Virtualization stack: oVirt / KVM / TrueNAS
* Backups: Borg
* Containers: Docker / Kubernetes
* Monitoring: Prometheus / Grafana / LibreNMS
* Logging: ELK
* Automation: Ansible
* Repositories: GitLab
* DCIM / IPAM: NetBox

Why work at Quarkslab?
Work with an amazing team, eager to learn and play with new approaches and
technologies, mixing various skills (security, compilation, program analysis,
reverse engineering, software engineering). International environment with
offices in Paris and Buenos Aires (team croissants vs. team asado),
representations in Tokyo and Singapore.

* Attend conferences in your field, learn from many internal events (weekly
conference, trainings, research activities).
* Contribute and support Open Source Software: Our own tools and other
people's projects.
* Flexible work hours, work from home.
* Premium health insurance.

Our recruitment process:

* Call with our talent acquisition manager.
* Video call with the Hiring Manager.
* Do a short challenge
* Interview with Core Infra team, Security Office, QLab Leader & Pentest
Manager at Quarkslab's Office (or remote due to Covid).
* HR debrief and job offer.

QuarksLab is proud to be an equal opportunity workplace employer. We are
committed to equal employment opportunity regardless of race, color, ancestry,
religion, sex, national origin, sexual orientation, age, citizenship, marital
status, disability or gender identity. If you have a disability or special need
that requires accommodation, please let us know and we will be happy to
accommodate.

Profil recherché

Skills
List of desirable skills and knowledge:

* Knowledge with installation and administration of Linux servers (preferably
Debian based), from low level to current applications and services, including
network and security
* Good experience with virtualization technologies (e.g. libvirt, QEMU/KVM)
and containerization (Docker)
* Knowledge of a scripting language (Python or Bash)
* Knowledge of a configuration management tool (preferably Ansible)
* Knowledge of git
* Understanding of the operation of common local computer services and
networks: VLAN, DHCP, DNS, LDAP, etc.
* Ability to read and discuss in English
* Interest in understanding and fully solving the problems encountered so
that they do not recur
* But above all, the desire to progress both personally and as a team!

It would also be nice if you have:

* Experience in physical server management (hardware, racking, IPMI, etc.)
* Experience in physical and virtual network management (cabling, IPAM, etc.)
* Experience in using and managing Kubernetes clusters
* Experience in managing Office 365/Azure tenants
* Strong interest in computer security

Description de la société

About Quarkslab
Quarkslab is a French company specializing in information security R&D,
consulting and software development. Our expertise is in combining offensive
and defensive security to help organizations adopt a new security posture:
Force the attackers, not the defender, to adapt constantly. Through our
consulting services as well as our software we provide tailored solutions to
organizations, helping them to protect their assets, sensitive data, and users
against increasingly sophisticated attacks.

Quarkslab is an avid and active user of, and contributor to, Open Source
Software and develops and maintains state-of-the-art security tools such asLIEF
, QBDI , Triton
,Irma , and
several other projects .

We develop two commercial software products: Quarks Flow
, a platform to automate and orchestrate
security analysis of files at scale, andQuarks AppShield
, advanced code and data protection
software to disrupt code lifting, reverse engineering and tampering attacks..

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