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Infrastructure System Administrator


Job Location:

London - Canada

Monthly Salary: $ 80000 - 95000
Posted: 23 July 2026 (30+ days ago)
Application Deadline: 11 November 2026
Vacancies: 1 Vacancy

Job Summary

Overview

We are currently seeking an Infrastructure Systems Administrator to join our Informational Technology team. Reporting to the IT Infrastructure Manager you will have the opportunity to work on new and exciting projects while providing clients with a fully integrated and superior customer experience.

This position is available at our London office.

Schedule: We provide coverage between 7:00 AM and 8:00 PM EST. Candidates should have the flexibility to work shifts within this window.

We offer flexible work hours and hybrid work arrangement options to help balance the competing demands of work and personal life.

About Dillon

Dillon Consulting Limited (Dillon) is a proudly Canadian 100% employee-owned professional consulting firm specializing in planning engineering environmental science and management. With over 25 offices and more than 1100 employees across Canada we offer a wide range of services related to building and improving facilities and infrastructure protecting the environment and developing communities.

At Dillon we strive to remain at the forefront of technology and innovation and thrive on interdisciplinary collaboration empowering our people to challenge conventional thinking and build careers focused on creating a lasting impact in our communities. We are committed to ongoing professional development and celebrate the unique perspectives that each team member brings to the table.

Employee ownership is available to all Dillon team members and over 60% of our employees own shares in Dillon. Through employee ownership we return the financial benefit created by our project work to the very people who created that value. Because we are an employee-owned firm your voice will be an essential part of our shared success.

Responsibilities

What your day will look like

Primary

  • Administer and maintain on-premises networking systems across the entire company
  • Administer and maintain cloud networking systems (Azure)
  • Investigate troubleshoot and resolve complex technical issues

Secondary

  • Administer and maintain local physical infrastructure
  • Administer and maintain local and cloud based virtual infrastructure
  • Participate in infrastructure related projects
  • Manage cloud storage environments

Tertiary

  • Monitorenvironment for stability and security alerts and react as they arise
  • Create and maintain appropriate infrastructurestandards diagrams and procedures
  • Share accountability for after hours activitiesas needs arise

Learning and Development

  • Commit to self-development and ongoing learning and professional development
  • Contribute to Dillons corporate profile through active participation in professional associations and committees
Qualifications

What you will need to succeed

  • 5 years experience configuring and managing layer 3 switches (must have)
  • 5 years experience configuring and managing Palo Alto firewalls (must have)
  • 5 years of experience in designing supporting and maintaining in large and complex IT environments (must have)
  • In-depth understanding and experience of Information Technology standards and best practices
  • Post-secondary degree in information technology or an IT related discipline or equivalent combination of education training and experience
Experience
  • Demonstrated experience with:
    • Palo Alto Firewalls
    • Aruba/Cisco switches
    • Network design and implementation (LAN/WAN)
    • Meraki wireless
    • Active Directory/Group Policy
    • VMWare vSphere/VCentre
    • Google Workspace Administration
    • Microsoft 365 Administration
    • Veeam or other backup and restore technologies
    • Windows Server
    • Linux Server
    • Cisco DUO
    • Data centre management
    • Cloud based infrastructure management including AWS Azure and Google
  • Ability to coordinate prioritize and complete multiple tasks and multiple priorities
  • Strong forward thinking analytical interpersonal and problem-solving skills
  • Excellent oral and written communication skills
  • Desire to learn and explore new technologies

Experience with any of the following are considered distinct assets:

  • CCNA certification
  • ITILcertification
  • Network security or infrastructure certifications such as MCSE CISSP etc.

Compensation:

$80000 - $95000

Dillon is including the salary range that we in good faith believe may offer for this position. It will be dependent on the successful applicants education experience and skills in addition to internal equity and geographic region. Dillon reserves the right to pay outside of the posted range contingent on factors unrelated to an applicants gender or other status protected by provincial and/or federal law.

Why choose Dillon

We live our core values:

  • Achievement: do the work to hit the target;
  • Continuous Development: always learning; always adapting; always growing;
  • Creativity: discover new possibilities;
  • Courage: do the things that matter especially when its hard;
  • Inclusiveness: enabling belonging to draw strength from our differences;
  • Reliability: words result in actions that build trust;

In addition we offer:

  • Employee share purchase plan
    • Dillon is 100% employee owned and share ownership is open to all employees.
  • A competitive compensation package
    • Comprehensive health benefits
    • Generous retirement savings plan
    • Student loan repayment assistance with matching employer contributions
  • Flexible work hours and hybrid working options
    • Dillon values its staff and the contributions that are made each day and understands that work arrangements can differ based on personal needs and business needs. We are taking a trust-based approach to offer a variety of flexible and hybrid work options to help balance the competing demands of work and personal life.
  • Learning and Development opportunities
    • As a knowledge-based business we use a composite approach to development including coaching to build the how mentoring to share lessons advising to round out perspectives and co-creation of knowledge through internal learning opportunities.
  • Focus on Innovation
    • The ability to anticipate examine and adopt new and innovative solutions is a crucial driver for the continual and progressive advancement of our business our culture people are empowered to reflect and question current practices and seek forward looking solutions to todays problems and tomorrows opportunities.
  • Employee and Family Assistance program
    • A variety of EFAP tools and online resources to support well-being are available to all employees.
  • Goodlife Fitness Corporate Membership
    • Our employees can take advantage of reduced annual membership fees.
  • Wellness Subsidy
    • Our employees can take advantage of a wellness subsidy that can be put towards expenses for a variety of health and/or wellness related activities such as gym membership purchase of home fitness equipment yoga classes and dance classes.

About Dillon

Dillon is a proudly Canadian employee-owned professional consulting firm specializing in planning engineering environmental science and management. We partner with clients to provide committed collaborative and inventive solutions to complex multi-faceted projects. With over 25 offices and more than 1100 employees across Canada Dillon offers a wide range of services related to building and improving facilities and infrastructure protecting the environment and developing communities.

Now operating for over 75 years we continue to strive for excellence in everything we do. Dillon has been listed as one of Canadas Best Managed Companies for 19 years in a row and has the distinction of being a Platinum Club member in this program.

Health & Safety at Dillon

Prospective employees are expected to fully align with Dillons core commitment to Health & Safety. This includes active ongoing engagement with our Health & Safety processes and platform and the active ongoing identification and reporting of health and safety hazards.

Employment Equity Diversity & Inclusion at Dillon

Dillon is committed to employment equity and an inclusive diverse workplace where opportunities are based on skills and abilities. If you require accommodation during the interview process please let us know. We look forward to hearing from you.

Technology enablement and the use of AI at Dillon

We invest in modern technologies to enable continuous improvement across the organization. Please be advised that Dillon Consulting utilizes artificial intelligence (AI) assisted tools to support parts of our recruitment process to increase efficiency and fairness. While AI supports this process all hiring decisions are made by our human recruiting team. By applying you acknowledge and consent to this use.

#LI-DNP


Required Experience:

Unclear Seniority


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Offering a wide range of solutions related to building and improving facilities and infrastructure, protecting the environment, and developing communities.

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