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Systems and Software Architect

Holt Executive are partnered with a global Satellite and Space leader that provides reliable and secure satellite-delivered voice and high-speed data communications solutions to broadcast, telecommunications, corporate and government customers worldwide. They are now developing a LEO constellation that will revolutionize global broadband connectivity for enterprise.

Our partner is seeking a Senior level Systems and Software Architect to play a vital role the architecture, design, development, and testing of next-generation constellation software.

Key Responsibilities for the Systems and Software Architect:

• Take a lead in the design, development, and implementation of very advanced embedded and satellite ground segment software systems.
• Lead the architecture and design of the management plane, spanning scalable and modular Element Management System (EMS) and Network Management System (NMS) components.
• Definition and architecture of software solutions across the full stack (embedded modules and board support packages to OS-level integration and system-wide services).
• Drive and implement advanced testing methodologies, including Test-Driven Development (TDD) and software simulation frameworks.
• Be a technical leader and mentor to the software teams, supporting with design and code reviews, and ensuring adherence to coding standards and best practices.
• Support the wider team in the identification, troubleshooting, and resolving of complex software issues.
• Design and implement scalable networking features (e.g., MPLS).
• Use modern software tools and practices, including virtualization, containerization, and cloud technologies.

Key Skills & Experience for the Systems and Software Architect:

• A degree in Computer Science, Computer Engineering, Electrical Engineering, or a related field.
• 15+ years of experience in software development and testing, with a strong focus on embedded systems and real-time applications.
• Proven experience as a technical lead, or architect.
• Proven experience in the design of software with consideration for hardware resource constraints and system-level integration.
• Strong experience architecting complex systems, including management planes with Element Management System (EMS) and Network Management System (NMS) components.
• Strong understanding of system-level concepts, including fault management, performance monitoring, configuration management, networking, storage, operating systems, and cybersecurity considerations.
• Proficiency in modern C++ (C++14/17/20).
• Experience with Linux operating systems.

The successful candidate must be able to work in Canada and be able to obtain a Reliability Clearance.
 
This opportunity offers a hybrid work model with 4 days in the office per week.
 
If your skills and experience match this Systems and Software Architect opportunity, we encourage you to apply now!

High-Performance Computing Team Leader

Holt Executive are partnered with a global Satellite and Space leader that provides reliable and secure satellite-delivered voice and high-speed data communications solutions to broadcast, telecommunications, corporate and government customers worldwide. They are now developing a LEO constellation that will revolutionize global broadband connectivity for enterprise.

Our partner is seeking a High-Performance Computing Team Leader to play a vital role in the operation, and support of the constellation management systems and systems model.    

Key Responsibilities for the High-Performance Computing Team Leader:

• Monitoring, maintaining, and troubleshooting HPC nodes.
• Managing hardware, software installation, and configuring and optimizing the environment.
• Identify, diagnose, and resolve level two issues for users of the software and hardware.
• Act as second line support for issues escalated by the first line support.
• Oversee the day-to-day operations and support of the HPC environment in Linux.
• Take ownership of capacity, availability and performance of the HPC clusters.
• Migration of existing nodes.
• Implementation and management of a system based on Foreman (or similar) to manage patching and oversee cluster management.
• Implement patches and upgrades to Linux, Slurm, and OpenHPC.
• Install new servers and storage, build new clusters, configure and manage Linux distributions, hypervisors (KVM) and tooling.
• Day-to-day operational support.

Key Skills & Experience for the High-Performance Computing Team Leader:

• Diploma or Degree in a relevant area of study. Computer Science together with demonstrated operational network-related experience is preferred.
• Experience in HPC tools such as Slurm, OpenHPC, LSF or GridEngine.
• Experience in the use of KVM or other hypervisors.
• Knowledge of HPC clusters and use cases.
• Experience in the installation and operation of Linux platforms in an Enterprise environment (Ubuntu/RedHat).
• Experience with identity management using Microsoft Identity Manager and Azure AD Connect.
• Industry certifications such as MCSE, CISSP are desired.

The successful candidate must be able to work in Canada and be able to obtain a Security Clearance.
 
This opportunity offers a hybrid work model with 4 days in the office per week and occasional travel is anticipated.
 
If your skills and experience match this High-Performance Computing Team Leader opportunity, we encourage you to apply now!

Holt Executive are delighted to be partnered with a global leader within the Communication/ Technology & Connectivity space to support a critical Solutions / Pre-Sales Engineer – SATCOM hire.

Our partner is looking for an experienced Solutions / Pre-Sales Engineering professional to provide networking and satellite communications solutions concepts, detailed solutions design, systems integration, maintenance program development and training solutions. 

These activities are supporting commercial proposals, bids or tender responses in support of the sales teams. The primary customer within the business area our government/Military. (Air, Land and Sea)

Key Responsibilities for the Solutions / Pre-Sales Engineer – SATCOM:

• Provision of timely and insightful technical input and/or proof of concept design into the preparation of tender responses.
• Provision of satellite solutions designs and satellite systems integration expertise to clients in support of Government sales and operations teams.
• Specification, documentation and implementation of hardware solutions for IP networking over satellite.
• Provision of senior engineering level support and technical mentoring to engineers.
• Interact with multiple engineering capabilities (internal and external) and customers to ensure requirements are understood and customer needs are met.
• Provision of training and technical presentations.

Key Experience required for the Solutions / Pre-Sales Engineer – SATCOM:

• Must hold a relevant engineering degree, with a demonstrated ability in the satellite communications industry.
• Must have demonstrable experience in developing solutions in a pre-sales environment (bids/RFT’s/ RFQ’s).
• Ability to interact with multifunctional teams to drive customer solution delivery.
• Proficient in the development of maintenance documentation and support programmes for developed solutions based on OEM component documentation.

 This role offers Hybrid working. 1-2 days onsite per week.
 
If your qualifications and experience align with this Solutions / Pre-Sales Engineer – SATCOM opportunity, we encourage you to submit your CV to info@holtexecutive.com for consideration.

Software Developer 

Holt Executive are partnered with a global Satellite and Space leader that provides reliable and secure satellite-delivered voice and high-speed data communications solutions to broadcast, telecommunications, corporate and government customers worldwide. They are now developing a LEO constellation that will revolutionize global broadband connectivity for enterprise.

Our partner is seeking a Software Developer to play a vital role in development, productization, and maintenance of the constellation system model.    

Key Responsibilities for the Software Developer:

• Support in the software development of the System Model suite, with a focus on improving its ability as an operational production engine across both Cloud and on-premise environments.
• Work cross-functionally with systems engineering, product owners, software architects, and the test team to gather and review requirements, and deliver successful software solutions.  
• Collaborate closely with the software architect to provide technical leadership within the team.
• Support and participate in all aspects of software development including requirements analysis, design, implementation, review, testing and maintenance.
• Creation of technical documentation for both internal team stakeholders, and wider company stakeholders.

Key Skills & Experience for the Software Developer:

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.
• 10+ years professional experience within software development/engineering.
• Experience in C++ (v20 preferred), Golang, SQL, Python, Bash, Java Spring.
• Experience with Kubernetes and developing Helm charts, Terraform, Packer, Ansible, containerization & secret management (Azure Key Vault, Hashicorp Vault).
• Experience with Azure Cloud technologies such as Azure fundamentals, Azure Identity and Access Management, Azure Networking.
• Experience with DevOps technologies such as Gitlab CI/CD, and experience in automating end-to-end deployments.
• Agile development experience.
• Experience in satellite and/or communications systems is an advantage.

The successful candidate must be able to work in Canada and be able to obtain a Reliability Clearance.
 
This opportunity offers a hybrid work model with 4 days in the office per week.
 
If your skills and experience match this Software Developer opportunity, we encourage you to apply now!

Holt Executive are partnered with a leading Global Satellite and Space leader that provides reliable and secure satellite-delivered voice and high-speed data communications solutions to broadcast, telecommunications, corporate and government customers worldwide. They are now developing a LEO constellation that will revolutionize global broadband connectivity for enterprise.
 
They require a Senior Systems Engineering Specialist – Communication Systems to play a crucial role in developing a revolutionary end-to-end satellite communication system. You’ll collaborate with experts across disciplines to design and define their system’s architecture.
 
Key Responsibilities for the Senior Systems Engineering Specialist – Communication Systems:

• Collaborate with cross-functional teams to define system architecture, system requirements, and network element specifications.
• Craft key aspects of the system, including communication protocols, resource allocation mechanisms, network entry mechanisms, management systems, and more.
• Lead and guide junior engineers, fostering their growth and expertise.
• Document the system architecture comprehensively for optimal performance and reliability.
• Collaborate with the System Integration and Test team for seamless integration of all system elements.
• Identify and manage technical risks related to the system design and develop mitigation strategies to stay ahead of industry trends.
• Contribute innovative ideas and collaborate with external partners for project success.

Key Education & Experience for the Senior Systems Engineering Specialist – Communication Systems: 

• Bachelor’s, Master’s, or Ph.D. degree in Electrical Engineering, Aerospace Engineering, or a related field.
• Proven experience in satellite system architecture and design.
• Strong experience in Payload technology, and Radio Frequency (RF) engineering.
• Strong knowledge of satellite communication protocols, orbital mechanics, and space systems. Ideally with experience in software-defined satellite communication payloads.
• Familiarity with regulatory bodies and space industry standards.
• Must be a US or Canadian Citizen.

The successful candidate must be able to work in Canada and obtain Reliability Clearance.

This opportunity offers a hybrid work model with 4 days in the office per week and occasional travel is anticipated.
 
If your skills and experience match this Senior Systems Engineering Specialist – Communication Systems opportunity, we encourage you to apply now!

Holt Executive are currently partnered with a leading global satellite operator, delivering secure voice and high-speed data communications to broadcast, telecom, corporate, and government customers around the world. Their Low Earth Orbit (LEO) satellite network is set to revolutionize global broadband connectivity, and we’re supporting their search for a Configuration Management Specialist to join the team.

In this role, you’ll support a ground-breaking LEO satellite program, managing system configuration and documentation across hardware, software, and systems. You’ll work closely with the Systems Engineering and Integration, Verification & Validation teams, ensuring that the program’s technical baseline is fully traceable, documented, and audit-ready.

Key Responsibilities:

System Configuration Management

• Maintain and control configuration baselines across HW and SW environments.
• Act as the owner of all documentation defining configuration and verification status.
• Track “as-built” configurations and enforce single-source-of-truth practices.
• Use CM tools for configuration identification, control, status accounting, audits, and releases.
• Collaborate with engineering and program teams to manage data integrity.
• Understand and follow ITAR compliance processes.

System Document & Requirements Management

• Track delivery schedules for internal and vendor technical documentation (e.g. TRDs, IRDs, ICDs, CDRLs, SDRLs).
• Ensure timely release and version control of all system-level technical data.
• Resolve document/data issues and provide clear reporting to program management.
• Support configuration verification during major program milestones and reviews.

Experience Required:

• Bachelor’s or College Degree in Engineering, Science, or a related field.
• 3+ years of experience in a multi-disciplinary engineering environment.
• Familiarity with Configuration Management standards and tools.
• Strong documentation and version control discipline.
• Experience in Data or Configuration Management (2+ years preferred).
• Experience working alongside HW, SW, Systems, and Test teams.

Why Apply?

This is your opportunity to play a vital role in one of the most ambitious and technically exciting satellite programs in the world. The position offers a hybrid working model, career growth, and the chance to be part of a forward-thinking team committed to redefining global connectivity.

Clearance: Must be eligible for Canadian Reliability Clearance / Controlled Goods Program

Holt Executive are currently partnered with a leading global satellite operator, delivering secure voice and high-speed data communications to broadcast, telecom, corporate, and government customers around the world. Their Low Earth Orbit (LEO) satellite network is set to revolutionize global broadband connectivity, and we’re supporting their search for a Systems Configuration Management Specialist to join the team.

In this role, you’ll support a ground-breaking LEO satellite program, managing system configuration and documentation across hardware, software, and systems. You’ll work closely with the Systems Engineering and Integration, Verification & Validation teams, ensuring that the program’s technical baseline is fully traceable, documented, and audit-ready.

Key Responsibilities:

System Configuration Management

• Maintain and control configuration baselines across HW and SW environments.
• Act as the owner of all documentation defining configuration and verification status.
• Track “as-built” configurations and enforce single-source-of-truth practices.
• Use CM tools for configuration identification, control, status accounting, audits, and releases.
• Collaborate with engineering and program teams to manage data integrity.
• Understand and follow ITAR compliance processes.

System Document & Requirements Management

• Track delivery schedules for internal and vendor technical documentation (e.g. TRDs, IRDs, ICDs, CDRLs, SDRLs).
• Ensure timely release and version control of all system-level technical data.
• Resolve document/data issues and provide clear reporting to program management.
• Support configuration verification during major program milestones and reviews.

Experience Required:

• Bachelor’s or College Degree in Engineering, Science, or a related field.
• 3+ years of experience in a multi-disciplinary engineering environment.
• Familiarity with Configuration Management standards and tools.
• Strong documentation and version control discipline.
• Experience in Data or Configuration Management (2+ years preferred).
• Experience working alongside HW, SW, Systems, and Test teams.

Desirable:

• Bilingual in English and French.
• Experience in the satellite, aerospace, or telecoms industry.

Why Apply?

This is your opportunity to play a vital role in one of the most ambitious and technically exciting satellite programs in the world. The position offers a hybrid working model, career growth, and the chance to be part of a forward-thinking team committed to redefining global connectivity.

Clearance: Must be eligible for Canadian Reliability Clearance / Controlled Goods Program

Interested?
Apply now or send your CV directly to info@holtexecutive.com