Platform Engineer (Hybrid Cloud & On Prem)

L3Harris Technologies; Ottawa; Hybrid; CAD 85,500 - 135,500; Full time

Job summary

L3Harris Technologies in Ottawa, ON is seeking a Platform Engineer to build, operate, and optimize hybrid cloud and on‑prem infrastructure. You will develop and maintain data pipelines, CI/CD tooling, and containerized services, while collaborating with development teams across connected and disconnected environments.

The role requires strong Python/JavaScript skills, Git/GitLab pipelines, and experience with TLS, reverse proxies, and IaC tools.

Qualifications

• 8 years of platform, infrastructure, or DevOps engineering experience, including disconnected/offline environments.
• Strong Python and JavaScript coding, with hands-on Git and GitLab pipelines.
• Experience managing TLS certificates, reverse proxies, and automation/orchestration tools.
• Hands-on Linux administration, VMware vSphere, virtual machines, and Infrastructure as Code.
• Solid networking knowledge including VLANs and troubleshooting tools.
• Experience with Docker and Docker Compose.

Responsibilities

• Build, operate, and maintain web services and the supporting infrastructure.
• Use Git and GitLab CI/CD to develop, test, and deploy tools and services.
• Manage TLS certificates, reverse proxies, and related infrastructure for reliable service delivery.
• Create and maintain data‑collection pipelines, automation, and orchestration workflows using NiFi, Airflow, n8n, and Playwright.
• Support development teams across connected and disconnected environments, including use of cloud services where needed.
• Develop CI/CD pipelines, iOS signing/sideloading automation, and test infrastructure with containers and Infrastructure‑as‑Code.
• Monitor, troubleshoot, and improve infrastructure, observability, and network reliability to support developer productivity.

Skills

Python

JavaScript

Git

GitLab pipeline

Networking concepts

Docker

Docker Compose

Headless browser automation

Tools

AWS S3

Linux

VMware vSphere

Docker

Docker Compose

NiFi

Airflow

n8n

Playwright

Kubernetes

Terraform

Ansible

Job description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers’ mission‑critical needs always in mind, our employees deliver end‑to‑end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Platform Engineer (Hybrid Cloud & On Prem)

Job Location: Ottawa, ON

Job Code: 40472

Job Schedule: Day Shift

Compensation Range: Between $85,500 - $135,500 CDN annually

Essential Functions:

• Build, operate, and maintain web services and the supporting infrastructure.
• Use Git and GitLab CI/CD to develop, test, and deploy tools and services.
• Manage TLS certificates, reverse proxies, and related infrastructure for reliable service delivery.
• Create and maintain data‑collection pipelines, automation, and orchestration workflows using tools like NiFi, Airflow, n8n, and Playwright.
• Support development teams across connected and disconnected environments, including use of cloud services where needed.
• Develop CI/CD pipelines, iOS signing/sideloading automation, and test infrastructure with containers and Infrastructure‑as‑Code.
• Monitor, troubleshoot, and improve infrastructure, observability, and network reliability to support developer productivity.

Qualifications:

• Around 8 years of experience in platform, infrastructure, or DevOps engineering, including disconnected/offline environments.
• Strong programming skills in Python and JavaScript, plus hands‑on Git and GitLab pipeline experience.
• Experience managing TLS certificates, reverse proxies, automation/orchestration tools, and headless browser automation.
• Practical experience with AWS S3, Linux administration, VMware vSphere, virtual machines, and Infrastructure as Code.
• Solid networking knowledge, including Layer 2 concepts like VLANs, switch configuration, and network troubleshooting tools.
• Comfortable working with Docker and Docker Compose.

Preferred Additional Skills:

• Broader AWS experience, such as EC2, Lambda, and Route 53.
• Experience supporting developers in disconnected environments.
• Familiarity with storage and object storage platforms like TrueNAS Scale and MinIO.
• Understanding of Layer 3 networking operations.
• Experience with Kubernetes, Ansible, Terraform, and other IaC tools.
• Familiarity with iOS build, code‑signing, provisioning, and side‑loading workflows.

Eligibility Criteria:

• Must be eligible for registration with the Controlled Goods Program.
• Must be eligible to obtain and maintain a government of Canada Reliability status and Secret Level 2/NATO Secret security clearance.
• Must be eligible to meet the requirements for U.S. International Traffic in Arms Regulations (ITAR).

L3Harris is proud to be an equal opportunity employer and is committed to treating all of its employees and job applicants with respect and dignity and to maintaining a workplace free from discrimination. Anyone applying for a position will be considered without regard to the following: race, national or ethnic origin, colour, religion, age, nationality, ancestry, ethnicity, gender, sex, sexual orientation, gender identity or expression, marital status, family status, genetic characteristics, disability, citizenship status, or conviction for an offence for which a pardon has been granted or in respect of which a record suspension has been ordered, or any other characteristic that is protected by applicable human rights legislation.

L3Harris maintains a drug‑free workplace and conducts pre‑employment drug and alcohol testing and background checks, in accordance with applicable law. Such results are only accessible and viewed by individuals at L3Harris who have direct responsibility in the hiring process. If you fail to report for a drug and alcohol test, refuse to undergo such test or test positive for the presence of drugs or alcohol, the hiring process may be concluded or your offer of employment may be rescinded, in L3Harris’ sole discretion.

This job is for an existing vacancy.

At L3Harris, we foster an inclusive and equitable workplace. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. For applicants with disabilities, we will provide you with accommodation so that you have what you need in order to be at your best.

L3Harris performs background checks prior to employment as all applicants must be eligible for registration with the Controlled Goods Program and obtain and maintain a positive security assessment. Some positions may require a government of Canada “Reliability” status and/or Level 2 (Secret) security clearance. In addition, L3Harris performs pre‑employment substance abuse testing where required.