Senior Network Administrator

Game Companies; Bezons; On-site; EUR 70,000 - 90,000; Full time

Benefits offered by this job

Profit-sharing

Savings plan

Paid vacation

RTT days

Navigo reimbursement

Meal vouchers

Health insurance

Maternity/Paternity leave

Gym in building

Job summary

Ubisoft in Île-de-France is seeking a Senior Network Administrator to join the infrastructure team. You will install, maintain and secure network infrastructure, including firewalls, switches, and load balancers, and drive improvements for performance and reliability.

You will mentor junior engineers, define standards, and partner with global IT teams to support gaming services across deployments and peering arrangements.

Qualifications

• Extensive experience as a Network Administrator.
• Expert level in routing technologies such as BGP and OSPF.
• Expert level in switching technologies such as VLANs, STP, EtherChannel, VTP, and Layer 2/Layer 3 switching protocols.
• Expert level in developing techniques and methodologies to resolve unprecedented problems or situations

Responsibilities

• Act as a mentor and point of reference within the team, particularly with new administrators.
• Contribute to the planning of the evolution and expansion of the network & systems.
• Optimize network performance.
• Carry out all other related tasks.

Skills

Network Administration

BGP

OSPF

VLANs

EtherChannel

Python

Ansible

CI/CD

AWS

Azure

Job description

Company Description Ubisoft is a global leader in video games, with teams around the world creating original and memorable experiences through franchises such as Assassin’s Creed, Rainbow Six, Just Dance, and many more. We believe that diverse perspectives enable both players and teams to thrive. If you are passionate about innovation and want to push the boundaries of entertainment, join us in creating the unknown!

Information Technology (IT) 5+ years Network Engineering

Company Description Ubisoft is a global leader in video games, with teams around the world creating original and memorable experiences through franchises such as Assassin’s Creed, Rainbow Six, Just Dance, and many more. We believe that diverse perspectives enable both players and teams to thrive. If you are passionate about innovation and want to push the boundaries of entertainment, join us in creating the unknown!

Job Description

The infrastructure department of our global network team is seeking a Network Administrator who can bring their expertise to life in our dynamic team of gaming & tech enthusiasts.

As Senior Network Administrator, you will be responsible for installing and maintaining IT solutions and services as well as proposing improvements and optimisations to the current infrastructure. As a senior administrator, you will also be responsible to solve complex issues brought to us by our partners.

Mission

Key Tasks Related To The Mission Include

• Install and maintain various network equipment, including switches, routers, firewalls and load balancers;
• Deploy and maintain private network links and dedicated peering;
• Assist in evaluating new requirements, technical design and standards;
• Participate to the definition of standards, guidelines, best practices and metrics as directed;
• Drive adoption of automation to enhance operational efficiency and consistency
• Monitor and troubleshoot network infrastructure and services;
• Enforce network security policies and procedures;
• Perform proactive network capacity management activities;
• Maintain documentation regarding network hardware and software;
• Assist in evaluating new requirements, technical design and standards;
• Answer user’s query and service requests;

Tasks

• Act as a mentor and point of reference within the team, particularly with new administrators;
• Contribute to the planning of the evolution and expansion of the network & systems;
• Optimize network performance;
• Carry out all other related tasks.

Qualifications

Relevant experience

• Extensive experience as a Network Administrator
• Expert level in routing technologies such BGP and OSPF;
• Expert level in switching technologies such as as VLANs, STP, EtherChannel, VTP, and Layer 2/Layer 3 switching protocols
• Expert level in developing techniques and methodologies to resolve unprecedented problems or situations

Nice to have

• Good Linux environment knowledge
• Strong expertise in automation using Python and Ansible, with hands‑on experience in CI/CD pipelines
• Good understanding of other infrastructure concepts like Cloud Network knowledge ( AWS,AZURE)

Assets

• Ability to communicate effectively with all levels of management
• Ability to make complex information accessible and understandable.
• Demonstrates critical thinking and proactively flags governance or prioritization concerns to maintain operational clarity and focus.
• Honesty, integrity and confidentiality must be always maintained.
• Have great interpersonal communication skills

Additional Information

Ubisoft Benefits

Profit-sharing and an annual company savings plan. 25 days of paid vacation + 12 additional RTT days.

50% reimbursement of your Navigo pass, meal vouchers (€9/day), health insurance for you and your family, as well as many additional Ubisoft benefits.

20 weeks of maternity leave, 7 weeks of paternity/co-parental leave.

Our brand-new offices are located in Saint-Mandé (Metro line 1, Saint-Mandé station). A gym is available in the building.

Recruitment Process

• [45 min; remote] – Interview with a Talent Acquisition Specialist
• [60 min; remote] – Interview with the hiring manager + key stakeholder
• 60 min; remote/onsite] – Interview with team
• [60 min; remote] – Interview with Sponsor

Skills and abilities can be expressed in different ways and may be built through a variety of experiences.

Ubisoft is an equal opportunity employer. We welcome applications from all individuals regardless of gender, background, religion, sexual orientation, social status, disability, or age. Ubisoft is committed to fostering an inclusive work environment that reflects the diversity of its player community.

Contract: PermanentWork flexibility: Office-based