Guidance, Navigation & Control (GNC) Systems Engineer
- West-Island, Montreal, QC, Canada
Full-time
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Job details
- Job type
- Full-time
- Posting language
- English · French
- Posted
Original job description
English section of this bilingual listing.
Company Description
Temps-Plein / Full-Time
Mode de travail: Hybride / Work arrangement: Hybrid
We are looking for a Guidance, Navigation & Control (GNC) Systems Specialist to collaborate on one of our projects in the space sector.
Who are we?
Scalian is a multinational engineering consulting firm with over 35 years of experience and nearly 6,000 specialists across 12 countries.
We provide expertise in Operations & Technology and Information Technology to a variety of industries, including aerospace, defense, railways, and energy, supporting their development.
At Scalian, people are at the heart of our priorities. By joining us, you will have the opportunity to achieve your professional goals in a collaborative and supportive environment.
***
Job Description
Role and Responsibilities:
We are seeking a Guidance, Navigation & Control (GNC) Systems Engineer to support the design, development, integration, verification, and operational support of GNC subsystems for Earth observation and telecommunications satellites. This role spans the full system lifecycle, from requirements definition and algorithm development through verification and on-orbit operations support.
Main responsibilities:
- Define GNC functional, performance, and safety requirements and maintain requirements traceability
- Develop system documentation, including specifications and Interface Control Documents (ICDs)
- Perform orbital and attitude dynamics modelling, simulation, and performance analyses
- Design and validate attitude determination, orbit determination, and control algorithms
- Develop control laws for three-axis stabilization, attitude maneuvers, and station-keeping
- Work closely with flight software, avionics, and systems engineering teams to integrate GNC functions
- Define sensor and actuator specifications and interface requirements
- Lead integration, verification, and validation activities, including SIL/HIL testing
- Support reliability and safety analyses such as FMEA and FTA
- Participate in design reviews, early mission studies, and operational support activities
- Mentor junior engineers and contribute to continuous improvement initiatives and engineering standards
***
Qualifications
Required Qualifications:
- Bachelor’s degree in Aerospace Engineering, Electrical Engineering, Physics, or a related field
- 10+ years of GNC/AOCS experience on LEO, MEO, or GEO spacecraft programs, or on other related aerospace projects
- Strong expertise in orbital mechanics, attitude dynamics, and control system design
- Experience with spacecraft sensors, actuators, and real-time embedded systems
- Proficiency with MATLAB/Simulink, STK, Confluence, and Jira
- Hands-on experience in system integration, testing, and troubleshooting
- Excellent written and verbal communication skills in English; French is an asset
***
Additional Information
- Gain valuable experience across various sectors and critical projects while advancing within the same company;
- Enjoy a competitive salary and a comprehensive benefits package (health and dental insurance, life and long-term disability insurance, group RRSP with company Access continuous training to expand your knowledge and stay on the cutting edge of technology;
- -Access continuous training to expand your knowledge and stay on the cutting edge of technology;
- Build a personalized career path aligned with your professional goals;
- Explore international work opportunities through our mobility program and global presence;
- Join a dynamic, specialized, and growing team where communication is key and each team member is valued;
- Be part of a team where professional fulfillment is a priority (team buildings, happy hours, marathons, and much more!).
***
Pourquoi rejoindre notre équipe ?
Read the full bilingual original
Company Description
Temps-Plein / Full-Time
Mode de travail: Hybride / Work arrangement: Hybrid
We are looking for a Guidance, Navigation & Control (GNC) Systems Specialist to collaborate on one of our projects in the space sector.
Who are we?
Scalian is a multinational engineering consulting firm with over 35 years of experience and nearly 6,000 specialists across 12 countries.
We provide expertise in Operations & Technology and Information Technology to a variety of industries, including aerospace, defense, railways, and energy, supporting their development.
At Scalian, people are at the heart of our priorities. By joining us, you will have the opportunity to achieve your professional goals in a collaborative and supportive environment.
***
Nous recherchons un(e) Ingénieur(e) Systèmes GNC (Guidage, Navigation et Contrôle) pour collaborer sur l'un de nos projets dans le secteur spatial.
Qui sommes-nous ?
Scalian est une société multinationale de conseil en ingénierie, forte de plus de 35 ans d'expérience et de près de 6 000 spécialistes répartis dans 12 pays.
Nous mettons notre expertise en Opérations et Technologie et Technologies de l'information au service de secteurs variés tels que l'aérospatiale, la défense, le ferroviaire et l'énergie, en soutenant leur développement et leur exploitation.
Chez Scalian l'humain est au coeur de nos priorités. En nous rejoignant, vous aurez vous aurez l'opportunité d'atteindre vos objectifs professionnels dans un environnement collaboratif et bienveillant.
Job Description
Role and Responsibilities:
We are seeking a Guidance, Navigation & Control (GNC) Systems Engineer to support the design, development, integration, verification, and operational support of GNC subsystems for Earth observation and telecommunications satellites. This role spans the full system lifecycle, from requirements definition and algorithm development through verification and on-orbit operations support.
Main responsibilities:
- Define GNC functional, performance, and safety requirements and maintain requirements traceability
- Develop system documentation, including specifications and Interface Control Documents (ICDs)
- Perform orbital and attitude dynamics modelling, simulation, and performance analyses
- Design and validate attitude determination, orbit determination, and control algorithms
- Develop control laws for three-axis stabilization, attitude maneuvers, and station-keeping
- Work closely with flight software, avionics, and systems engineering teams to integrate GNC functions
- Define sensor and actuator specifications and interface requirements
- Lead integration, verification, and validation activities, including SIL/HIL testing
- Support reliability and safety analyses such as FMEA and FTA
- Participate in design reviews, early mission studies, and operational support activities
- Mentor junior engineers and contribute to continuous improvement initiatives and engineering standards
***
Rôle et responsabilités :
Nous recherchons un(e) Ingénieur(e) Systèmes GNC pour participer à la conception, au développement, à l’intégration, à la vérification et au support opérationnel de sous-systèmes de guidage, navigation et contrôle pour des satellites d’observation de la Terre et de télécommunications. Le poste couvre l’ensemble du cycle de vie du système, depuis la définition des exigences et le développement d’algorithmes jusqu’au support des opérations en orbite.
Responsabilités principales:
- Définir les exigences fonctionnelles, de performance et de sûreté du système GNC et assurer leur traçabilité
- Produire la documentation technique (spécifications, ICD, documents système)
- Réaliser des analyses et simulations de dynamique orbitale et d’attitude afin d’évaluer les performances du système
- Concevoir et valider des algorithmes de détermination d’attitude, de détermination d’orbite et de contrôle
- Développer des lois de contrôle pour la stabilisation 3 axes, les manœuvres de pointage et le maintien à poste
- Collaborer avec les équipes logiciel embarqué, avionique et systèmes pour l’intégration des fonctions GNC
- Définir les spécifications et interfaces des capteurs et actionneurs
- Préparer et exécuter les activités d’intégration, vérification et validation, incluant les essais SIL/HIL
- Réaliser des analyses de fiabilité et de sécurité (FMEA, FTA)
- Soutenir les revues de conception, les phases d’avant-projet ainsi que les opérations en orbite
- Encadrer des ingénieurs juniors et contribuer à l’amélioration continue des processus et standards d’ingénierie
Qualifications
Required Qualifications:
- Bachelor’s degree in Aerospace Engineering, Electrical Engineering, Physics, or a related field
- 10+ years of GNC/AOCS experience on LEO, MEO, or GEO spacecraft programs, or on other related aerospace projects
- Strong expertise in orbital mechanics, attitude dynamics, and control system design
- Experience with spacecraft sensors, actuators, and real-time embedded systems
- Proficiency with MATLAB/Simulink, STK, Confluence, and Jira
- Hands-on experience in system integration, testing, and troubleshooting
- Excellent written and verbal communication skills in English; French is an asset
***
Qualifications requises :
- Baccalauréat en génie aérospatial, génie électrique, physique ou domaine connexe
- Plus de 10 ans d’expérience en GNC/AOCS sur satellites en orbite LEO, MEO ou GEO; ou sur d'autres projets connexes dans l'aérospatial
- Expertise en mécanique orbitale, dynamique d’attitude et théorie du contrôle
- Expérience avec les capteurs de navigation, actionneurs et systèmes embarqués temps réel
- Maîtrise d’outils tels que MATLAB/Simulink, STK, Confluence et Jira
- Expérience en intégration, essais et résolution de problèmes techniques complexes
- Excellentes aptitudes de communication en anglais, le français est un atout
Additional Information
Why join our team?
- Gain valuable experience across various sectors and critical projects while advancing within the same company;
- Enjoy a competitive salary and a comprehensive benefits package (health and dental insurance, life and long-term disability insurance, group RRSP with company Access continuous training to expand your knowledge and stay on the cutting edge of technology;
- -Access continuous training to expand your knowledge and stay on the cutting edge of technology;
- Build a personalized career path aligned with your professional goals;
- Explore international work opportunities through our mobility program and global presence;
- Join a dynamic, specialized, and growing team where communication is key and each team member is valued;
- Be part of a team where professional fulfillment is a priority (team buildings, happy hours, marathons, and much more!).
***
Pourquoi rejoindre notre équipe ?
- Acquérir une expérience enrichissante au sein de divers secteurs et projets critiques tout en évoluant dans une même entreprise ;
- Profiter d'un salaire compétitif et d'un ensemble d'avantages sociaux attractifs (assurance santé et dentaire, assurance vie et invalidité de longue durée, REER collectif avec contribution de l'entreprise, congés maladie, etc.) ;
- Accéder à des formations continues pour élargir vos connaissances et rester à la pointe des technologies ;
- Construire un plan de carrière personnalisé, aligné avec vos objectifs professionnels ;
- Explorer des opportunités de travail à l'international grâce à notre programme de mobilité et notre présence mondiale ;
- Intégrer un groupe dynamique, spécialisé et en pleine croissance, où la communication est essentielle et où chaque membre de l'équipe est valorisé ;
- Faire partie d'une équipe où l'épanouissement professionnel est une priorité (team buildings, 5 à 7, marathons, et bien plus encore !).
More about this job
Responsibilities
The GNC Systems Engineer will support the full lifecycle of GNC subsystems for satellites, from requirements definition and algorithm development to integration and verification. The role also involves performing orbital dynamics simulations, defining sensor and actuator specifications, and providing operational support.
Requirements
Candidates must hold a bachelor's degree in Aerospace Engineering, Electrical Engineering, Physics, or a related field. A minimum of 10 years of experience in GNC/AOCS for spacecraft programs is required, along with proficiency in MATLAB/Simulink and STK.
Skills
- GNC systems engineering
- Orbital mechanics
- Attitude dynamics
- Control system design
- MATLAB
- Simulink
- STK
- Spacecraft sensors
- Actuators
- Real-time embedded systems
- System integration
- Verification and validation
- FMEA
- FTA
- Requirements traceability
- Algorithm development
Benefits
- Health insurance
- Dental insurance
- Life insurance
- Long-term disability insurance
- Group RRSP with company contribution
- Sick leave
- Continuous training
Visa sponsorship
Not detected in the job text
Categories
- Engineering
- Technology
- Consulting
- Energy
- Science & Research
Keywords
- GNC
- AOCS
- Aerospace
- Satellite
- LEO
- MEO
- GEO
- Orbital mechanics
- Attitude determination
- Control laws
- SIL/HIL testing
- FMEA
- FTA
- ICD
- MATLAB
- Simulink
- STK
- Confluence
- Jira
- Systems engineering
- Embedded systems
- Telecommunications
- Earth observation
- Dynamics modeling
- Requirements definition