Infrastructure System Administrator
Listed on 2026-07-16
-
IT/Tech
Systems Administrator, Network Administrator, Cybersecurity, Cloud Computing: Infrastructure & Operations
Overview
Are you someone with strong leadership skills and hands-on experience? Do you enjoy building relationships and working closely with teammates? Are you a problem solver who can be relied upon for practical advice? If you have a knack for innovation and taking initiative, this opportunity is for you! With your excellent communication skills and understanding of the construction business, you will excel in our fast-paced and dynamic environment.
Your opportunity
Dillon’s Informational Technology
Group is seeking an Infrastructure System Administrator to fill an existing vacancy within our multidisciplinary team of professionals. 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 a variety of flexible work options to help balance the competing demands of work and personal life. This opportunity may be available in a hybrid work model
.
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
- Monitor environment for stability and security alerts and react as they arise
- Create and maintain appropriate infrastructure standards, diagrams, and procedures
- Share accountability for after hours activities as needed
Learning and Development
- Commit to self-development and ongoing learning and professional development
- Contribute to Dillon’s corporate profile through active participation in professional associations and committees
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
- 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
- ITIL certification
- Network, security or infrastructure certifications such as MCSE, CISSP, etc.
Compensation:
$80,000 - $95,000
Dillon is including the salary range that we in good faith believe may offer for this position. It will be dependent on the successful applicant’s 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 applicant’s gender or other status protected by provincial and/or federal law.
Why choose Dillon
Dillon is powered by people who are technically proficient, passionate about socially important projects, and motivated to deliver superior, tangible results. We strive to remain at the forefront of technology and innovation, and are empowered to continually grow and develop.
We…
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