Building the space between proven and possible, MDA Space is a trusted mission partner to the global space industry. A robotics, satellite systems and geointelligence pioneer with a 55-year+ story of world firsts and more than 450 missions, MDA Space is a global leader in communications satellites, Earth and space observation, and space exploration and infrastructure. The global MDA Space team of more than 3,800 space experts has the knowledge and know-how to turn an audacious customer vision into an achievable mission – bringing to bear a one-of-a-kind mix of experience, engineering excellence and wide-eyed wonder that’s been in our DNA since day one.MDA is seeking a Satellite Bus System Engineer to design structural, thermal, power distribution, attitude control, propulsion, CD&H;, TT&C;/PDT, FSW and interface architecture that supports payloads and mission‑operations for current and next‑generation remote sensing and communications satellites.

Develop the Platform Architecture Description Document, Interface Control Documents (ICD) and Design Description. Lead trade studies for structural approach, thermal control concepts (MLI, heat pipes, radiators…etc.), Conduct failure‑mode‑effects‑analysis (FMEA) in support to FDIR, fault‑tree analysis and reliability & availability predictions. Maintain platform level performance budgets Support FSW and Satellite Reference Database developments Present technical status, risk analyses, and trade‑study results to senior management.

Author verification plans, test matrices, and validation procedures for unit, subsystem, and platform level tests. Structural vibration, acoustic & shock testing TCT & Thermal vacuum testing Power distribution functional test Closed‑loop test on avionic testbed ~ Technical Leadership & Mentorship Mentor, guide, lead a multidisciplinary team of junior or intermediate system engineers & interns Act as technical liaison with customers,



partners and external vendors Act as Continuous Improvement stakeholder Configuration, Documentation & Standards Management Ensure all artefacts, analysis, software, documentations and deliverables are version controlled in PLM setting. Support launch‑site interface checklists with LVI responsible engineer, pre‑launch checkout procedures, and early‑orbit checkout scripts.

Provide real‑time platform engineering support during launch, on‑orbit commissioning, anomaly investigations and contingency operations. Support SOOH development and associated operator training. Sc. in Electrical Engineering, Aerospace or Physics with 5-10 years of system design experience on LEO/MEO/GEO platforms.

Deep knowledge of spacecraft bus subsystems and their interactions.

Experience with power‑electronics design and high‑precision attitude‑control hardware. Robust understanding of aerospace system engineering fundamentals Hands‑on individual who can support systems integration processes and capability to test systems and resolve problems Demonstrated capability to efficiently work with little supervision Ability to distill complex problems to fundamentals to solve with analysis, similarity, or creativity Demonstrate excellent written and oral communication skills in English; knowledge of French will be considered an asset (Contact with clients outside Quebec and work on deliverables in English). Successful candidates must obtain and hold security clearance at the reliability status level, and pass security assessment for the Controlled Goods Program (CGP) .

An equal opportunity employer prizing diversity, integrity and collaboration, we are committed to growing MDA’s and Canada’s leadership in this next golden age. extended healthcare and flexible drug plans, dental and vision benefits, disability income protection, life insurance, group retirement savings plans; and an employee and family assistance program.

📌 Satellite Bus Systems Engineer (Quebec City)
🏢 Macdonald, Dettwiler And Associates
📍 Quebec City