Senior engineer, network security, deloitte global technology
First seen by Alion on Oct 9, 2026. Deloitte scores A on the Alion truth index.
Job Type: Permanent
Work Model: Remote
Reference code: 135445
Primary Location: Toronto, ON
All Available Locations: Toronto, ON; Calgary, AB; Ottawa, ON; Vancouver, BC
Our Purpose
At Deloitte, our Purpose is to make an impact that matters. We exist to inspire and help our people, organizations, communities, and countries to thrive by building a better future. Our work underpins a prosperous society where people can find meaning and opportunity. It builds consumer and business confidence, empowers organizations to find imaginative ways of deploying capital, enables fair, trusted, and functioning social and economic institutions, and allows our friends, families, and communities to enjoy the quality of life that comes with a sustainable future. And as the largest 100% Canadian-owned and operated professional services firm in our country, we are proud to work alongside our clients to make a positive impact for all Canadians.
By living our Purpose, we will make an impact that matters.
- Have many careers in one Firm.
- Enjoy flexible, proactive, and practical benefits that foster a culture of well-being and connectedness.
- Learn from deep subject matter experts through mentoring and on the job coaching
Deloitte Global is the engine of the Deloitte network. Our professionals reach across disciplines and borders to develop and lead global initiatives. We deliver strategic programs and services that unite our organization.
What will your typical day look like?We are seeking a highly skilled and experienced Senior Network Security Solutions Engineer with a strong focus on cybersecurity and datacenter experience. The ideal candidate will possess a deep understanding of network security principles, architectures, and technologies, and will be responsible for designing, implementing, and managing robust security solutions to protect our organization's critical infrastructure and data assets.
Primary Responsibilities
Solution Design and Engineering
- Design and architect comprehensive network security solutions tailored to meet the unique needs of our organization.
- Develop and document detailed security architectures, including network diagrams, security controls, and risk mitigation strategies.
- Ensure that security solutions align with industry best practices and regulatory requirements.
Cybersecurity Expertise
- Lead the development and implementation of advanced cybersecurity measures to protect against threats, vulnerabilities, and attacks.
- Conduct regular security assessments, penetration testing, and vulnerability scans to identify and address potential security risks.
- Stay current with emerging cybersecurity trends, threats, and technologies to proactively enhance our security posture.
Datacenter Security
- Oversee the security of datacenter environments, including physical security, network segmentation, and access controls.
- Implement and manage security technologies such as firewalls, intrusion detection/prevention systems (IDS/IPS), and data encryption.
- Collaborate with datacenter operations teams to ensure the secure deployment and maintenance of infrastructure.
Collaboration and Leadership
- Work closely with cross-functional teams, including IT, operations, and compliance, to integrate security into all aspects of the organization.
- Provide technical leadership and mentorship to junior security architects and engineers.
- Communicate complex security concepts and solutions to both technical and non-technical stakeholders.
Incident Response and Management
- Develop and maintain incident response plans and procedures to effectively respond to security incidents.
- Lead incident response efforts, including investigation, containment, eradication, and recovery.
- Conduct post-incident analysis to identify root causes and implement corrective actions.
Compliance and Governance
- Ensure compliance with relevant security standards, regulations, and frameworks (e.g., ISO 27001, NIST, GDPR).
- Develop and enforce security policies, procedures, and guidelines.
- Conduct regular security audits and assessments to ensure adherence to security policies and standards.
Knowledge Sharing / Documentation
- Contribute to, produce, and maintain processes, procedures, operational and architectural documentation, that meet CTO Standards.
- Change Control - Ensure compliance with processes and adherence to standards and documentation.
- Assist in training new staff in technical processes and procedures.
- Work with CTO leadership and application teams in reviewing new documentation.
About the team
Deloitte Technology works at the forefront of technology development and processes to support and protect Deloitte around the world. In this truly global environment, we operate not in "what is" but rather "what can be" to help Deloitte deliver and connect with its clients, its communities, and one another in ways not previously conceived.
Enough about us, let’s talk about you
Qualifications
- Bachelor's degree in Computer Science, Information Technology, or a related field. A master's degree is preferred.
- Minimum 3 years experience in network security and engineering
- Extensive experience with cybersecurity technologies, including firewalls, IDS/IPS, VPNs, SIEM, and endpoint protection.
- Must be proficient in Palo Alto and Check Point Firewall platforms
- Strong knowledge of datacenter security principles, including physical security, network segmentation, and virtualization security.
- Professional certifications such as CISSP, CISM, CCIE Security, or equivalent are highly desirable.
- Proven ability to design and implement complex security solutions in large-scale enterprise environments.
- Excellent problem-solving skills and the ability to think critically and strategically.
- Strong communication and interpersonal skills, with the ability to collaborate effectively with diverse teams.
- Experience with cloud security (AWS, Azure, Google Cloud) is a plus.
Total Rewards
The salary range for this position is $69,000 - $114,000, and individuals may be eligible to participate in our bonus program. Deloitte is fair and competitive when it comes to the salaries of our people. We regularly benchmark across a variety of positions, industries, sectors, targets, and levels. Our approach is grounded on recognizing people's unique strengths and contributions and rewarding the value that they deliver.
Our Total Rewards Package extends well beyond traditional compensation and benefit programs and is designed to recognize employee contributions, encourage personal wellness, and support firm growth. Along with a competitive base salary and variable pay opportunities, we offer a wide array of initiatives that differentiate us as a people-first organization. On top of our regular paid vacation days, some examples include: $4,000 per year for mental health support benefits, a $1,300 flexible benefit spending account, firm-wide closures known as "Deloitte Days", dedicated days of for learning (known as Development and Innovation Days), flexible work arrangements and a hybrid work structure.
Our promise to our people: Deloitte is where potential comes to life.
Be yourself, and more.
We are a group of talented people who want to learn, gain experience, and develop skills. Wherever you are in your career, we want you to advance.
You shape how we make impact.
Diverse perspectives and life experiences make us better. Whoever you are and wherever you’re from, we want you to feel like you belong here. We provide flexible working options to support you and how you can contribute.
Be the leader you want to be
Some guide teams, some change culture, some build essential expertise. We offer opportunities and experiences that support your continuing growth as a leader.
Have as many careers as you want.
We are uniquely able to offer you new challenges and roles - and prepare you for them. We bring together people with unique experiences and talents, and we are the place to develop a lasting network of friends, peers, and mentors.
The next step is yours
At Deloitte, we are all about doing business inclusively - that starts with having diverse colleagues of all abilities. Deloitte encourages applications from all qualified candidates who represent the full diversity of communities across Canada. This includes, but is not limited to, people with disabilities, candidates from Indigenous communities, and candidates from the Black community in support of living our values, creating a culture of Diversity Equity and Inclusion and our commitment to our AccessAbility Action Plan, Reconciliation Action Plan and the BlackNorth Initiative.
We encourage you to connect with us at [email protected] if you require an accommodation for the recruitment process (including alternate formats of materials, accessible meeting rooms or other accommodations) or [email protected] for any questions relating to careers for Indigenous peoples at Deloitte (First Nations, Inuit, Métis).
When you apply, we will review your application using Deloitte's Global Talent Standards to ensure a consistent recruitment experience. Our recruitment advisors and hiring teams will utilize human screening combined with AI technology to help identify the skills and qualities that matter most to our business, while safeguarding your privacy and using AI responsibly.
Deloitte Canada has 20 offices with representation across most of the country. We acknowledge that Deloitte offices stand on traditional, treaty, and unceded territories in what is now known as Canada. We recognize that Indigenous Peoples have been the caretakers of this land since time immemorial, nurturing its resources and preserving its natural beauty. We acknowledge this land is still home to many First Nations, Inuit, and Métis Peoples, who continue to maintain their deep connection to the land and its sacred teachings. We humbly acknowledge that we are all Treaty people, and we commit to fostering a relationship of respect, collaboration, and stewardship with Indigenous communities in our shared goal of reconciliation and environmental sustainability.