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Added 8 mins ago
CO
Design and Construction Engineer
City of St. Catharines
St. Catharines, ON
- Full-time
Evaluating system deficiencies and developing, reviewing, analyzing and recommending policies, procedures and criteria for the maintenance, rehabilitation and construction of one of the…
Added 23 mins ago
B
Power Electronics Design Engineer
Brunel
Montreal, QC · Greater Montreal Metropolitan Area
- Full-time
…controls, troubleshoot prototype systems, and support reliable system performance through hands-on testing and debugging. This is an excellent opportunity for an experienced power…
Added 23 mins ago
RH
Product Manager
Robert Half
Mississauga, ON
- $85,000 to $95,000 CAD / year
- Full-time
Foundational understanding of electronics, electrical controls, inputs/outputs, power, and software or embedded-system functionality.
Added 23 mins ago
ME
Lead Systems Engineer
Moment Energy
Surrey, BC
- Full-time
Lead Systems Engineer - Battery Energy Storage Systems
Added 23 mins ago
TO
Development Engineer
Town of Whitchurch-Stouffville
Whitchurch-Stouffville, ON
- Full-time
The Development Engineer position plays a key role in shaping Stouffville’s future by leading the review and coordination of subdivisions, site plans, development agreements, and supporting…
Added 39 mins ago
Specialist - Project Engineer
L3Harris Technologies
ON · Waterdown, ON
Understand and comply with the company Quality Management System.
Added 53 mins ago
BS
Intermediate Mechanical Engineer
Ball Service Group Inc.
Kitchener, ON
- Full-time
…are seeking a talented and motivated Intermediate Mechanical Engineer to join our team focused on pathology, diagnostic medical devices, and other manufacturing processes. The successful…
Added 53 mins ago
LM
Systems Engineer Stf- Integrated Communication and Information System
Lockheed Martin
Ottawa, ON
- Full-time
Leading system and platform integration activities for shipboard CIS, including interface design
Added 1 hour ago
PT
Product Engineer
Purelend Technologies Inc.
Calgary, AB
- Full-time
We're hiring a senior Product Engineer to sit on that boundary. You're an engineer at the bone. You think in systems, you write production code, and you have the technical credibility to…
Added 1 hour ago
I
systems integration engineer - software
iSteer
Toronto, ON
- Full-time
Evaluate the performance and reliability of system designs
Added 1 hour ago
NS
Senior Applied AI Engineer
Network Solutions
Canada
- Full-time
We are looking for a hands on Senior Applied AI Engineer who combines strong software engineering with practical AI problem solving. You will build production AI experiences across Network…
Added 1 hour ago
SJ
Software Engineer
So Jobs
Toronto, ON
- $202,000 to $231,000 USD / year
- Full-time
At least 10 years of experience as a hands-on software engineer
Added 1 hour ago
TT
Electrical Engineer – Aerospace | Electrical Systems Integration
Trivosys Technologies LLC
Dorval, QC
- Full-time
HIRING: Electrical Engineer – Aerospace | Electrical Systems Integration
Added 1 hour ago
E
Software Engineer (4) - Premium Engineer 2
EPITEC
Ottawa, ON · Kanata, ON
- Contract
Epitec is seeking an experienced Software Engineer (Premium Engineer 2) to join a team focused on the development of cutting-edge embedded software for next-generation infotainment systems.…
Added 2 hours ago
CC
Refrigeration Mechanic
Cameco Corporation
SK · Saskatchewan, Canada
- Full-time
currently hold or have the ability to obtain a valid Saskatchewan refrigeration engineer certification;
Added 2 hours ago
W
Full-Stack Engineer
Wiraa
Canada
- Full-time
We are seeking a highly skilled Full-Stack Engineer (Frontend - React) to join our dynamic technology team. In this role, you will be responsible for developing and maintaining robust…
Added 3 hours ago
C
Senior DevOps Engineer, Canada
Crypto.com
Canada
- Full-time
As a Senior Devops Engineer, you will be involved a number of technically challenging problems, oversees design and coding for features. This position will be working very closely in…
Added 3 hours ago
G
Senior Software Developer, Mobile (iOS), Platforms and Devices
Google
Waterloo, ON
- Full-time
…including information retrieval, distributed computing, large-scale system design, networking and data storage, security, artificial intelligence, natural language processing, UI design and…
Added 4 hours ago
PT
Software Engineer
Purelend Technologies Inc.
Calgary, AB
- Full-time
We're hiring a Software Engineer to join our core product team and own meaningful chunks of the platform end-to-end. This isn't a role where you get handed a Jira ticket and a fully-specced…
Added 4 hours ago
KC
Senior Embedded Software Designer
Kepler Communications Inc.
Toronto, ON
- Full-time
We're on the hunt for a top-tier Senior Embedded Software Engineer. Your focus will be on software development and maintenance required for both space and ground-based assets for a growing…
Added 4 hours ago
H
Senior Electrical Power Engineer
HDR
Calgary, AB
- Full-time
The Senior Electrical Power Engineer candidate should have experience within the utility scale power and renewable energy industry and be capable of leading teams for power generation…
Added 5 hours ago
C-
Technical Sales and Field Service Engineer
Captiveaire - Region 114 Western PA
Saskatoon, SK
- Full-time
Seeking a driven and motivated engineer to join our sales team focusing on growing business with existing customers and developing new business. This position will involve applications…
Added 6 hours ago
E
Protection & Control Senior Engineer
EllisDon
Calgary, AB
- Full-time
Hardline Engineering is currently looking for a Protection & Control Senior Engineer to join our dynamic team. Reporting to the Director, Engineering the P&C Senior Engineer will be…
Added 6 hours ago
E
Intermediate Engineer (Distribution Design)
EllisDon
Calgary, AB
- Full-time
…Reporting to the Distribution Program Manager, the Intermediate Engineer will provide hands-on leadership, mentorship, guidance, and oversight to the Distribution Group. The Distribution…
Added 6 hours ago
E
Senior Engineer (Distribution Design)
EllisDon
Calgary, AB
- Full-time
…team. Reporting to the Distribution Program Manager, the Senior Engineer will provide hands-on leadership, mentorship, guidance, and oversight to the Distribution Group. The Distribution…

Tata Consultancy Services

Active Directory L3 Support Engineer

Toronto, ON, Canada

$90,000 to $110,000 CAD / year · Full-time

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Applications open in a new tab.

Job details

Pay: $90,000 to $110,000 CAD / year
Job type: Full-time
Apply by: Nov 4, 2026
Posting language: English
Posted: Oct 5, 2026

Original job description

Inclusion without Exception

Tata Consultancy Services (TCS) is an equal opportunity employer, and embraces diversity in race, nationality, ethnicity, gender, age, physical ability, neurodiversity, and sexual orientation, to create a workforce that reflects the societies we operate in. Our continued commitment to Culture and Diversity is reflected in our people stories across our workforce and implemented through equitable workplace policies and processes.

Tata Consultancy Services (BSE: 532540, NSE: TCS) is the technology partner of choice for industry-leading organizations worldwide. Since its inception in 1968, TCS has upheld the highest standards of innovation, engineering excellence and customer service.

It has set an aspiration to become the world's largest AI-led technology services company and is enabling its clients to transform themselves across the full AI stack, from infrastructure to intelligence.

Rooted in the heritage of the Tata Group, TCS is focused on creating long term value for its clients, its investors, its employees, and the community at large. With a highly skilled workforce spread across 56 countries and 194 service delivery centers across the world, the company has been recognized as a top employer in six continents. With the ability to rapidly apply and scale new technologies, the company has built long term partnerships with its clients. Many of these relationships have endured into decades and navigated every technology cycle, from mainframes in the 1970s to artificial intelligence today.

Active Directory L3 Support Engineer

Key Requirements

Active Directory operations including replication, domain controller management, and Group Policy infrastructure
Expertise in security hardening of Active Directory, including securing LDAP channels, disabling legacy protocols such as NTLM, and managing privileged accounts
Proven experience in Active Directory migrations including functional level upgrades, domain consolidations, and Windows Server upgrades
Monitor Active Directory health including domain controllers, replication, and DNS integration
Execute production changes such as patching, domain controller promotion, and configuration updates following strict change control processes
Troubleshoot issues such as replication delays, authentication failures, and Group Policy conflicts using tools like Repadmin and DCdiag
Provide support and guidance to IAM and other teams on Active Directory-related issues
Ensure compliance with internal policies, regulatory standards, and audit requirements
Automate routine tasks using PowerShell scripting including log analysis and system health checks
Collaborate with cybersecurity, networking, and cross-functional teams
Maintain documentation and technical guides for processes and operations
Participate in on-call rotations including nights and weekends for critical incidents
Hands-on experience with Active Directory troubleshooting and monitoring tools
Strong scripting skills with PowerShell
Familiarity with PAM, Zero Trust principles, and CIS benchmarks

Skills & Mindset

Adaptable with ability to handle shifting priorities
Detail-oriented with strong focus on accuracy and compliance
Collaborative with clear communication across teams
Proactive in identifying risks and driving solutions

Salary Range - CA$ 90,000 - CA$ 110,000 Per Year

TCS does not use artificial intelligence tools for candidate screening or evaluation. This post is for a current vacancy. The hiring process includes an initial screening, followed by a technical evaluation and managerial discussion.

Tata Consultancy Services Canada Inc. is committed to meeting the accessibility needs of all individuals in accordance with the Accessibility for Ontarians with Disabilities Act (AODA) and the Ontario Human Rights Code (OHRC). Should you require accommodation during the recruitment and selection process, please inform Human Resources.

Thank you for your interest in TCS. Candidates that meet the qualifications for this position will be contacted within a 2-week period. We invite you to continue to apply for other opportunities that match your profile.

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More about this job

Responsibilities

Maintain and monitor Active Directory infrastructure, execute controlled production changes, and troubleshoot replication, authentication, and Group Policy issues. Support IAM and other teams, automate routine checks with PowerShell, maintain technical documentation, and participate in on-call rotations.

Requirements

The role requires hands-on expertise in Active Directory operations, security hardening, migrations, monitoring, and troubleshooting, along with strong PowerShell scripting skills. Candidates should be familiar with PAM, Zero Trust principles, and CIS benchmarks, and demonstrate accuracy, adaptability, collaboration, and a focus on compliance.

Skills

Active Directory
Active Directory Replication
Domain Controller Management
Group Policy
Active Directory Security Hardening
LDAP Security
Privileged Account Management
Active Directory Migrations
Windows Server Upgrades
DNS Integration
Active Directory Troubleshooting
PowerShell Scripting
Repadmin
DCdiag
Privileged Access Management
Zero Trust

Visa sponsorship

Not detected in the job text

Keywords

Active Directory
Domain Controllers
Replication
Group Policy
LDAP
NTLM
Privileged Accounts
Active Directory Migrations
Functional Level Upgrades
Domain Consolidation
Windows Server
DNS
Change Control
Repadmin
DCdiag
IAM
PowerShell
Log Analysis
System Health Checks
PAM
Zero Trust
CIS Benchmarks
Cybersecurity
On-Call Support
Regulatory Compliance
Audit Requirements

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