Senior Systems Administration Specialist

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: Senior Systems Administration Specialist - Eng IT Job Location: Montreal, QC Job Code: SAP4 Job Schedule: Day Shift Compensation Range: Between $70,000 - $120,000 CDN annually Essential Functions: IT Coordination & Enablement Serve as the primary operational bridge between IT and DevOps teams. Coordinate and track IT service requests across multiple IT subgroups (e.g., network, storage, virtualization, identity management). Translate DevOps deployment and infrastructure needs into actionable IT requests. Ensure that DevOps activities comply with enterprise security, governance, and change management policies. Act as an interpreter between technical DevOps needs and IT compliance constraints — able to explain IT governance and policies clearly to DevOps teams. Systems Administration & Tool Management Administer and configure Atlassian tools (Jira, Confluence, Bitbucket): Create and manage projects, repositories, workflows, and permission schemes. Configure integrations, automation rules, and access controls. Manage users, groups, and permissions according to IT policies. Maintain and support related servers and infrastructure, ensuring high availability, backups, and performance monitoring. Provide Windows and Linux system administration, including patching, service configuration, and troubleshooting. Infrastructure as Code (IaC) & Configuration as Code (CaC) Basic understanding of Ansible, Terraform, and Packer. Be able to read, interpret, and troubleshoot Infrastructure-as-Code (IaC) and Configuration-as-Code (CaC) scripts and templates. Ability to create or modify IaC/CaC scripts is considered a strong asset. Support DevOps teams in aligning IaC/CaC automation with IT-managed infrastructure and compliance standards. Process Improvement & Collaboration Identify recurring DevOps infrastructure needs and propose process simplifications within IT. Contribute to automation and self-service initiatives for DevOps (e.g., standardized VM templates, pipeline infrastructure). Document workflows, governance boundaries, and procedures for IT–DevOps collaboration. Collaborate with IT security, compliance, and architecture teams to ensure new deployments meet enterprise requirements. Qualifications: Bachelor’s degree in Computer Science, Information Technology, or related field. 5+ years of experience in IT Systems Administration, Infrastructure Operations, or DevOps support within a large enterprise. Strong technical knowledge in: On-prem virtualization platforms (Ideally Nutanix, otherwise similar) Windows Server and Linux administration Networking fundamentals (firewalls, VLANs, DNS, routing) Identity and access management (Active Directory, LDAP, SSO) Experience administering Jira, Confluence, and Bitbucket. Working understanding of Ansible, Terraform, and Packer. Familiarity with Infrastructure as Code (IaC) and Configuration as Code (CaC) principles. Ability to clearly communicate IT governance policies and security requirements to technical teams. 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. 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. #J-18808-Ljbffr