? HIRING – Senior Computer Application Support Specialist (CAS)
Job Title: Computer Application Support Specialist (CAS) – Senior
Client: 4th Canadian Division Signal Squadron
Industry: Government / Defense & Military / Information Technology
Location: Petawawa, Ontario
Work Arrangement: 100% On-site
Contract: September 14, 2026 – March 31, 2027
Positions: 2
Language: English
Security Clearance: Valid Reliability Clearance – Mandatory
We are currently seeking an experienced Senior Computer Application Support Specialist (CAS) to provide on-site service desk, application, systems, account, and technical support for the 4th Canadian Division Signal Squadron.
The successful candidate will have strong hands-on experience supporting end users in a networking environment, troubleshooting hardware and software issues, managing user accounts, supporting Active Directory, and working with IT service management/ticketing systems.
? Key Responsibilities
• Provide
1st line service desk and technical support to end users.
• Troubleshoot and resolve hardware, software, system, printer, and CPU-related issues.
• Provide technical support through
remote connections when required.
• Support users in a
networking environment and troubleshoot connectivity-related issues.
• Configure and support network software and ensure compatibility between applications, utilities, hardware, and peripherals.
• Support commonly used software applications, operating systems, and communication protocols.
• Assist with system configuration and ensure systems operate efficiently and productively.
• Provide support for communication features and related technologies.
• Perform
account management activities, including account creation, modification, movement, and transfers.
• Support and manage user accounts and objects within
Active Directory (AD).
• Assist with file management and other Active Directory-related activities.
• Provide technical support for
cloud-based applications.
• Log, update, track, and resolve incidents and service requests using online
IT service management/ticketing systems.
• Diagnose issues, document resolutions, and escalate complex incidents when required.
• Provide professional customer service and clear communication to end users.
?
Requirements
Mandatory Skills & Experience
Candidates should have demonstrated experience in:
✅ Networking environments
✅ Network software configuration and support
✅ Operating systems and commonly used software applications
✅ Communication protocols and communication features
✅ Hardware and peripheral troubleshooting
✅ Printer troubleshooting
✅ CPU/system troubleshooting
✅ 1st line service desk/help desk support
✅ Remote technical support
✅ User account creation and modification
✅ Account movement/transfer
✅ Active Directory
✅ File and object management
✅ Cloud-based applications
✅ IT service management/ticketing systems
⭐ Strong Asset
EITSM Assyst experience will be considered a strong asset and may receive preference.
? Security Clearance – Mandatory
Valid Reliability Clearance is mandatory.
Candidates must be able to provide proof of their security clearance.
The contract start date is subject to the candidate having a valid VCR.
? Work Location
4 CDSG Signal Squadron – Service Desk
Building S111
101 Menin Drive
Petawawa, ON K8H 2X3
This is a 100% on-site position. Candidates must be willing and able to work on-site in Petawawa, Ontario for the full contract duration.
? Ideal Candidate
The ideal candidate is a senior IT support professional with strong hands-on experience in service desk support, networking, Active Directory, account administration, troubleshooting, cloud applications, and ITSM environments.
Candidates who have experience supporting government, military, defense, or enterprise IT environments are encouraged to apply.
? Interested candidates: Please send your updated resume along with your contact details and confirmation of your Reliability Clearance.
Only candidates who meet the mandatory requirements and can work 100% on-site in Petawawa will be considered.
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