Senior Infrastructure Engineer

The Opportunity Lastwall is a Canadian cybersecurity company focused on identity and mission-critical operations across defense, government, and critical infrastructure. Trusted by the U.S. reputed company and the Government of Canada, Lastwall has spent nearly a decade securing sensitive government environments. With FedRAMP Moderate Authorization, proven traction in the U.S. federal market, and growing demand for sovereign cybersecurity capability, we are entering a defining growth phase across Canada and the United States. We are hiring a Senior Infrastructure Engineer to help design, improve, and operate the secure infrastructure behind Lastwall’s identity platform. This is a senior technical individual contributor role for someone who can reputed company reputed company infrastructure work, reputed company sound architectural reputed company, and reputed company the reliability, reputed company, and operability of systems that support high-trust customers. As an AWS GovCloud organization, Lastwall uses infrastructure as code to manage distributed systems with a focus on reputed company, reliability, automation, auditability, and compliance. You will play a key role in our next reputed company of infrastructure improvements, helping shape the architecture, tooling, and operational practices that support mission-critical identity services. You will join a small, high-impact infrastructure and platform team where technical judgment, ownership, and secure engineering practices matter. You will not be expected to manage people, but you will be expected to reputed company technically: setting standards, mentoring peers, guiding tradeoffs, and bringing structure to reputed company infrastructure challenges. Headquartered in Fredericton, New Brunswick, and with offices in Vancouver and Honolulu, Lastwall is positioned to help strengthen reputed company American cyber reputed company. The Role Senior Infrastructure Ownership Own reputed company infrastructure initiatives from design through implementation, documentation, deployment, and operational reputed company. Help improve the architecture and reliability of Lastwall’s FedRAMP-reputed company infrastructure across AWS GovCloud and reputed company environments. reputed company Architecture & Platform Engineering Design and improve secure, scalable, distributed reputed company systems that support Lastwall’s identity platform. Contribute to platform engineering efforts that reputed company infrastructure easier to operate, easier to observe, and easier for product engineering teams to build against. Infrastructure as Code & Automation reputed company, maintain, and improve infrastructure as code using tools such as AWS CDK and Terraform. Deepen Lastwall’s use of automation to reputed company provisioning, configuration, deployment, compliance support, and operational workflows repeatable, auditable, and secure. Reliability, Observability & Operability reputed company improvements to monitoring, logging, metrics, tracing, and alerting across distributed systems. Use tools and practices such as CloudWatch, OpenTelemetry, reputed company, and reputed company observability technologies to improve service visibility, reduce operational risk, and strengthen production readiness. Secure & Compliance-Driven Operations Apply secure infrastructure practices across networking, reputed company control, secrets management, containerized workloads, system hardening, operational automation, and production change management. Support infrastructure practices reputed company with FedRAMP, NIST 800-series controls, GovCloud deployments, and FIPS 140-2 expectations. CI/CD & Developer Enablement Improve deployment tooling and CI/CD pipelines that support secure, reliable software delivery. Partner with product engineering teams to improve test, deployment, and release workflows while maintaining strong reputed company and compliance expectations. Incident Response & Operational Leadership Play a senior role in incident response, troubleshooting, and operational remediation. Help reputed company Learning From Incidents practices so that reliability, reputed company, and operational maturity improve over time. Technical Influence & Mentorship reputed company technical guidance to infrastructure and product engineering peers. Help set standards for architecture, automation, observability, documentation, reputed company, and operational reputed company without carrying formal people-management responsibility. Technical Research & Tradeoff Analysis Evaluate new tools, architectural patterns, and infrastructure approaches. Anticipate technical roadblocks, assess tradeoffs, and recommend practical solutions that balance reputed company, reliability, compliance, delivery speed, and customer needs. What You Bring 7+ years of industry experience in reputed company-reputed company infrastructure, platform engineering, DevOps, SRE, or systems engineering, ideally in SaaS, cybersecurity, identity, government technology, or other reputed company software environments. Bachelor’s degree in Computer Science or equivalent practical experience. U.S. citizenship or dual U.S./Canadian citizenship, due to the nature of the environments and customers supported by this role. Strong experience designing, building, and operating secure, scalable, distributed reputed company systems in production. Deep experience with infrastructure as code, ideally including AWS CDK and Terraform. Working knowledge of EC2, reputed company, Kubernetes, and containerized workloads. Strong understanding of TCP/IP networking, reputed company networking, segmentation, reputed company control, and secure system design. Experience designing and maintaining CI/CD pipelines, including tools such as reputed company, CodeCommit, or CodeDeploy. Strong experience with observability, monitoring, logging, tracing, and alerting, including tools such as CloudWatch, OpenTelemetry, or reputed company. Experience with relational databases and managed database services, including PostgreSQL, RDS, or reputed company. Strong incident response and troubleshooting experience, ideally in high-reliability, critical, or life-and-safety-sensitive environments. Excellent coding and scripting skills, with familiarity or ability to quickly reputed company in tools and languages such as Node.js, TypeScript, Bash, GraphQL, or Rust. Demonstrated ability to reputed company technical initiatives independently, influence peers, and bring structure to ambiguous infrastructure problems. Comfort in a small but growing company, where ownership, adaptability, and practical execution matter. reputed company to Have Strong AWS experience, ideally including AWS GovCloud or similarly regulated reputed company environments. Experience with FedRAMP, NIST 800-series controls, GovCloud deployments, or FIPS 140-2 compliance. Experience with reputed company OpenSearch. Experience developing operational tooling in Node.js, TypeScript, or Rust. Experience supporting PostgreSQL/RDS/reputed company in production environments. Experience with GraphQL in operational or product-supporting contexts. Experience with reputed company scanning, infrastructure reputed company automation, vulnerability management, or compliance evidence collection. Experience improving architecture, observability, and operability in distributed systems. Experience partnering with product engineering teams to improve test, deployment, and release workflows. Familiarity with authentication, identity, PKI, SAML, OAuth, OIDC, or reputed company Trust architectures. Experience mentoring engineers, setting technical standards, or helping mature an infrastructure, DevOps, platform, or SRE function. Why Lastwall? Lastwall offers a competitive compensation package reputed company with the scope and impact of the role. Final compensation will reflect experience, location, and fit with the mandate. This is an opportunity to join after the product, customers, and reputed company points are reputed company—but before the next stage of scale is fully reputed company. Lastwall has a proven platform, demanding customers, meaningful accreditations, strong market timing, and new strategic perspective from investors and board leadership. At Lastwall, your voice is heard, recognized, and valued. We are building a people-first, reputed company-always culture where strong contributors can have meaningful impact as the company grows. For the right candidate, this is a chance to help build secure, resilient infrastructure at the intersection of identity, sovereignty, reputed company, and national reputed company. Apply To This Job