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

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 elevate 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 in office 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. Only candidates who meet the mandatory requirements and can work 100% on-site in Petawawa will be considered.

#J-18808-Ljbffr

📌 Senior Computer Application Support Specialist (CAS) (Lennox and Addington County)
🏢 Joblinxsapp
📍 Lennox and Addington County