Senior Staff Security Engineer

Description

Eligibility

This position supports Government of Canada Protected B workloads. To be considered, you must:

Be a Canadian citizen or Canadian permanent resident.

Live in Canada and perform all work from within Canada.

Obtain and maintain Government of Canada Reliability Status. Screening requires five years of verifiable background history and includes identity verification, education verification, a criminal record check, and a credit check.

You don’t need to hold Reliability Status today. The company sponsors the screening through our Company Security Officer under Public Services and Procurement Canada’s Contract Security Program.

PLEASE DO NOT APPLY IF YOU DO NOT MEET THE ABOVE ELIGIBILITY, Thank you

The company Security Organization (SSO)

The company Security Organization (SSO) delivers world-class, innovative security solutions to reduce risk and protect the company and our customers. We enable our customers to migrate their most sensitive data and workloads to the cloud, accelerating our business so that we are the most trusted SaaS provider. We create an environment where our employees are proud to work and can make a positive impact

About the Role

The company’s Enterprise Security organization is seeking a versatile Senior Staff Security Systems Engineer to support multiple security engineering functions in our Canadian regulated environment. You’ll work across identity, vulnerability management, cloud and infrastructure security, security data platforms, and the company security operations. This role suits an engineer who enjoys breadth, solves problems across disciplines, and builds automation that scales.

Responsibilities

• Serve as the senior technical authority for security engineering in the Canada regulated environment.
• Engineer, harden, and operate security controls across on-premises, cloud, and isolated infrastructure.
• Build automation and infrastructure-as-code that streamlines security engineering and operations, reporting, and remediation.
• Partner with infrastructure, application, and platform owners to drive remediation and track compliance against CIS and NIST baselines.
• Support security tooling across identity, vulnerability scanning, logging, and cloud security based on team priorities.
• Produce operational and executive-facing reporting on security posture and performance.

Requirements

• Required Qualifications
• 12+ years of hands-on security or systems engineering experience in large-scale enterprise environments.
• Expert Linux administration and troubleshooting skills across OS internals, host networking, storage, virtualization, and containers. Proficiency with DNS, NTP, and LDAP services.
• Proficiency in Python and Shell for production-grade automation and integrations.
• Experience with DevOps methodologies: infrastructure-as-code and configuration management including Terraform, Ansible or Puppet; CI/CD pipelines; and Git-based workflows.
• Expertise in network security fundamentals, including firewalls, segmentation, load balancers, and proxies.
• Experience hardening systems against CIS, STIG, or NIST baselines and translating requirements into technical controls.
• Experience using AI in your work, whether through AI-powered tools, automated workflows, AI-driven insights, or evaluating where AI can change how a function operates.
• Understanding of Canada Protected B classification and data residency requirements for Canadian government systems.
• Specialty Experience (Hands-On Experience in At Least Two Areas)
• Identity and Access Management: PAM (BeyondTrust or CyberArk), SailPoint IIQ, or SSO platforms such as PingFederate or ForgeRock.
• Vulnerability Management: Tenable SC and IO scan design and tuning, and risk-based prioritization using CVSS, EPSS, and known exploited vulnerability data.
• Public Cloud Security: GCP security with working knowledge of AWS or Azure, Wiz, and CSPM, DSPM, or KSPM tooling.
• Security Data Platforms: Distributed on-premises Splunk administration and Cribl Stream or Edge.
• Infrastructure Security: OS hardening (SELinux, AppArmor, auditd), PKI and certificate lifecycle management, and container security.
• The company Administrator: CSA certification or equivalent experience to manage and optimize our the company platform, including configuring workflows, maintaining user access and data integrity, supporting ITSM modules, and scripting (JavaScript, GlideScript) and ACLs, while partnering with stakeholders to deliver reliable, scalable solutions.
• The company Security Operations: Well versed in the company Security Operations applications such as Vulnerability Response, Configuration Compliance, and Security Incident Response.
• Preferred Qualifications
• Certifications such as CISSP, CCSP, CISM, the company CSA, Tenable Certified Engineer, Cribl Admin, or a GCP security certification.
• Experience supporting highly regulated, isolated, or air-gapped government environments.
• Strong understanding of ITIL and ITSM processes.
• This role may require a higher level of security clearance in the future. Employment is conditional on successfully completing and maintaining the required screening. We can’t consider applications that don’t meet these requirements.
• SecurityJobs
• Additional Information
• Work Personas
• We approach our distributed world of work with flexibility and trust. Work personas (flexible, remote, or required in office) are categories that are assigned to the company employees depending on the nature of their work and their assigned work location. Learn more here . To determine eligibility for a work persona, the company may confirm the distance between your primary residence and the closest the company office using a third-party service.