Publié il y a 6 mois

Consultant(e) indépendant(e) – Security admin / network

  • Rythme : temps plein
  • Lieu : Paris
  • Durée : 4 à 8 mois (renouvelables)
  • TJM HT net consultant : max 730€


Division / Department :

IT services and support is organized around 3 pillars:

  • Functional (Projects & Maintenance),
  • Technical (Infrastructure, Production, Commodities, & Support) and
  • Management & Control.

Choose your department: IT M&C

Mission Summary

  • Accompanying the workplace team during the Active Directory remediation and hardening project
  • Due to lack of resources on the workplace team side and the amount of remediation required and additional resource for the period of this project is required


  • M&C
  • AD Remediation and Hardening Project
  • Working with the Commodities team on the active directory

Deliveries & calendar

Start date : March & the latest is April/ May 2022, mission duration between 4 to 8 months (by 4 months renewable). 


  • Remediation of (mis)configurations of privileges and permissions on computers, users, files, etc. which form a security risk
  • Disabling of features not utilized within your environment, which may be exploited by hackers
  • Phase-out of insecure, legacy software and protocols as NTLMv1, SMBv1, etc.
  • Implementation of best practice features as LAPS, Group Managed Service Accounts, Resource-Based Constrained Delegation, Protected Users, etc.
  • Security improvement of administration and support methods utilized by your IT department
  • Implementation of the Tier Model. The purpose of this Tier Model is to protect identity systems using a set of buffer zones between full control of the environment (Tier 0) and the high-risk workstation assets that attackers frequently compromise. Should a cyber intrusion occur, it will be limited to a compromise only to that specific tier (or part of it) and should not expose the rest of the infrastructure from Active Directory perspective
  • Documentation for each improvement made in the environment, reason behind the improvement, and description of maintenance

Professional Skills

  • Remediated explicit user permissions on AD objects.
  • Creating and managing SPNs for Web applications.
  • Troubleshooting Kerberos issues and using utilities setspn, klist, and ktpass.
  • Expert knowledge in administering Active Directory (AD) and GPO’s.
  • Ability to establish new standards for quality, performance or productivity

Preferred Skills

  • Windows 2008 – 2019 versions; PowerShell; SOAP; Web Services; XML; LDAP; Shell scripting; Python; DHCP; LDS; TFS.
  • Federation Services (ADFS);Active Directory; DFSR; Kerberos, Exchange ,WSUS, SMTP, , ADSIedit, Adsvw, LDAP, IIS, MS Outlook, OWA, Microsoft Network Monitor, Tcp/Ip, SSL, VPN, RPC, VMWare, Terminal Services, Citrix, Group Policies, Perfmon, DNS, WINS, DHCP, MS Office, NTSD.




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