Job Description We are seeking a highly experienced Active Directory Security Consultant with a strong background in hardening on-prem AD environments. This role requires a self-starter who can assess the current setup, analyze logs, identify vulnerabilities, and implement security best practices. The consultant will work closely with internal engineering teams and application SMEs to strengthen AD infrastructure security. This is a 12 month contract, hybrid in Toronto every Tuesday and 2nd Friday of the month. Day-to-Day Responsibilities: Develop and execute a comprehensive AD hardening plan. Review and analyze Active Directory logs for security gaps. Assess current AD configuration and recommend improvements. Remove insecure protocols and remediate AD ACLs and trusts. Perform PowerShell scripting for reporting and remediation tasks. Collaborate with internal teams to ensure secure AD operations. We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/. Skills and Requirements Minimum 8 years of experience in Active Directory infrastructure support with a security focus. Expertise in: AD ACLs and AD trusts PowerShell scripting for automation and remediation Protocols: LDAP, Kerberos, PKI Strong understanding of DNS in AD environments. Ability to work independently and drive initiatives without heavy oversight. Experience with Quest tools. Knowledge of NTLM/SMB remediation. Financial industry experience and familiarity with legacy applications on AD infrastructure.