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Holt Executive are delighted to be partnered with Marlink to support a critical Solutions / Pre Sales Engineering hire.

Our partner, Marlink work together across the globe, using constant innovation, expertise and applied technology to bring systems and people together with a future focus. They push boundaries. They combine unrivalled resources and expertise in field engineering with advanced digital technologies such as cyber security, IT, and cloud enablement.

The Solutions / Pre Sales Engineer will be a crucial contributor within the Global Solutions Engineering team, being the in-country lead for Solution / Pre Sales Architecture. You will support the Sales teams with technical discussions whilst collaborate with Engineering teams and product developers to find better customer solutions.

Key Responsibilities for the Solutions / Pre Sales Engineer:

• Execute proof of concepts to validate both technical capability and customer value
• Act as the technical lead, driving customer solutions internally across Engineering, Product, Sales and Pricing teams
• Coordinate with external vendors where required to support solution delivery
• Own the technical preparation of quotations and proposals, including architecture, design and customer presentations
• Develop high-level solution designs aligned with customer needs and business objectives
• Create bespoke technical and commercial solutions, with a focus on Cyber Security, IT & Cloud, and IoT

Key Requirements for the Solutions / Pre Sales Engineer:

• Bachelor’s degree in Engineering, Computer Science, or equivalent professional experience
• Strong ability to understand complex technical environments and build holistic solution approaches
• Proven experience in Pre-Sales or Solution Design (Cyber Security experience is highly desirable)
• Background in connectivity, networking / SD-WAN, IT / IIoT, and managed or professional services
• Proficiency in proposal writing, solution architecture/design, and customer-facing presentations
• Fluent in German and English; additional languages are advantageous
• Exposure to maritime, energy, humanitarian or government sectors is a plus
• Valid passport with the ability to travel internationally

An exciting opportunity has arisen for a Senior Antenna Design Engineer to join an advanced R&D environment developing next-generation satellite ground terminal systems. This role sits at the heart of RF, microwave, and antenna engineering, contributing across the full product lifecycle, from early concept through to high-volume manufacturing.

You will play a key role in the design and development of gateway terminals and deployable flyaway systems operating across X, Ku, Ka, and Q/V bands. The position offers exposure to cutting-edge antenna reflector technology and the opportunity to contribute to future programmes, including defence-related systems.

As a Senior Antenna Design Engineer, you will take ownership of RF and antenna subsystem design, working closely with multidisciplinary engineering teams to deliver high-performance, production-ready solutions.

Key Responsibilities

• Define RF and antenna design specifications based on system requirements and performance targets
• Design and develop RF/antenna subsystems, including antenna reflectors
• Perform electromagnetic simulation and analysis using industry-standard tools (e.g. CST, HFSS, CHAMP)
• Build and evaluate prototypes, optimizing performance against specifications
• Carry out RF measurements and verification using equipment such as VNAs, spectrum analyzers, and signal generators
• Support manufacturing with antenna performance verification and troubleshooting
• Collaborate with internal teams and external partners throughout development
• Provide technical support for field issues and attend customer sites when required

Required Experience & Qualifications

• Bachelor’s degree with 5+ years’ relevant experience, or Master’s degree with 3+ years’ experience
• Strong background in RF, microwave, and antenna engineering
• Proven experience designing RF/antenna solutions from requirements through to validation
• Hands-on experience with electromagnetic simulation tools (e.g. HFSS, CST)
• Practical experience using RF test and measurement equipment
• Ability to work cross-functionally and resolve complex technical challenges
• Strong documentation and reporting skills

Desirable Experience

• Reflector antenna design experience

Why Apply?

• Work on advanced satellite communication systems at the forefront of RF technology
• Influence products from early design through to production
• Collaborate with experienced engineers in a highly technical R&D environment
• Contribute to both commercial and defence-related programmes

If you’re an experienced RF Engineer or Antenna Design Engineer looking to take on technically challenging work in satellite and antenna systems, this role offers a compelling next step.

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An exciting opportunity has arisen for an experienced AWS Engineer / AWS Systems Administrator to join a growing Global IT & Security team supporting a highly technical engineering organisation.

This role would suit someone from a systems administration background with strong exposure to DevOps principles, cloud infrastructure, and automation. You will work closely with engineering teams to understand their technical requirements and deliver robust, secure, and scalable solutions across cloud and on-prem environments.

Your primary focus will be the configuration, management, and ongoing maintenance of a growing AWS estate, alongside broader IT and infrastructure responsibilities.

Key Responsibilities

• Configure, manage, and maintain AWS environments, including VPCs, IAM, EC2, networking, and storage
• Support existing AWS-based projects and deploy new cloud infrastructure
• Implement automation and infrastructure as code using tools such as Ansible and Terraform
• Install and configure Linux and Windows virtual machines
• Proactively maintain, optimise, and support cloud and on-prem infrastructure
• Contribute to cost management, security patching, and compliance
• Support wider IT operations, including on-prem servers, SaaS platforms, and networking
• Perform backup and disaster recovery testing

Essential Skills & Experience

• 5+ years’ experience in a commercial IT or infrastructure role
• Strong experience managing Linux and Windows environments (build, deployment, software management, reporting)
• Experience with software deployment
• Configuration management and automation across Linux and Windows (e.g. scripting, Group Policy, Ansible)
• Hands-on AWS experience supporting live production environments (practitioner level or above)
• Networking fundamentals, including VPNs
• Familiarity with version control, ideally Git
• Proactive, self-starting, and able to work autonomously
• Strong communication skills and ability to collaborate within a team

Desirable Skills

• Experience supporting CI/CD or QA pipelines
• Strong hands-on experience with Ansible and/or Terraform
• Broad foundational knowledge of Windows and Linux platforms
• Understanding of IT frameworks and best practices (e.g. ITIL, Scrum)
• Exposure to Microsoft Azure
• Experience working within the space, aerospace, or advanced engineering sectors

What’s On Offer

• Flexible working around core hours
• Hybrid working
• Optional 9/75 working pattern
• 25 days annual leave (rising to 28) plus bank holidays
• Life insurance and long-term sick pay
• Private healthcare (taxable benefit)
• Relocation support
• Visa sponsorship considered
• Modern office and technical facilities
• Regular social events

This is an excellent opportunity to work at the intersection of cloud infrastructure, security, and advanced engineering, with real ownership and the chance to make a tangible impact in a technically demanding environment.

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An exciting opportunity has arisen for a Systems Engineer, focussed on Integration & Test, to join a team developing advanced flight simulation systems used by pilot training operations around the world.

You will play a key role in system integration, verification, and validation, ensuring these complex simulators meet rigorous operational standards and customer requirements. This is a hands-on position at the heart of a major transformation programme, ideal for someone who is highly motivated, customer-focused, and eager to implement change.
 
Key Responsibilities
System Integration

• Lead the integration of hardware and software subsystems into cohesive flight simulation systems.
• Collaborate with multidisciplinary teams to design and execute integration procedures.
• Diagnose and resolve integration issues, optimizing system configurations for performance and reliability.

Verification & Validation

• Define and execute test plans to verify functionality, safety, and regulatory compliance.
• Develop and conduct test procedures to validate the accuracy and reliability of flight simulation systems.
• Produce detailed reports on test results, deviations, and corrective actions.

Customer Acceptance

• Act as the primary point of contact during customer acceptance phases.
• Conduct system demonstrations and customer-specific tests to secure final approval.
• Provide expert guidance and support throughout the acceptance process.

Issue Resolution

• Respond to issues identified during testing or customer feedback.
• Lead troubleshooting, root-cause analysis, and technical support to resolve complex system problems quickly.

 
Qualifications & Experience

• Bachelor’s degree in Aerospace, Electrical, or Systems Engineering, or a related field (Master’s a plus).
• Strong understanding of flight simulation systems and components.
• Proficiency in system integration, hardware/software interfaces, and performance testing.
• Experience with simulation tools and platforms (e.g., MATLAB, Simulink, RTOS).
• Familiarity with standards such as DO-178C and DO-254.
• Excellent written and verbal communication skills and strong analytical/problem-solving abilities.

Desirable

• Experience with Full Flight Simulators, Flight Training Devices, or other simulation environments.
• Customer-facing experience in system acceptance and post-delivery support.
• INCOSE Systems Engineering training or certification.
• Knowledge of commercial and/or military flight simulation regulations.

 
Benefits

• Discretionary Annual Bonus
• 25 days holiday (plus bank holidays), increasing with service, with the option to buy/sell up to 5 days.
• Private medical insurance (optional family cover).
• Pension scheme with up to 7% employer contribution.
• Life assurance (4x salary, flexible up to 10x).
• Group income protection.
• Flexible benefits including healthcare cash plan, dental cover, gym membership, critical illness cover, and cycle-to-work scheme.
• Employee assistance programme for mental health and wellbeing support.
• Subsidised staff restaurant and on-site parking with electric vehicle charging stations.

 
Additional Information

• Primarily office-based (four days a week) with regular lab and simulator facility interaction.
• Applicants must have the right to work in the UK.

 
This is a unique opportunity to contribute to next-generation flight simulation technology, working with cutting-edge systems that enhance pilot training and aviation safety worldwide.
 

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We are seeking an experienced Flight Dynamics Team Lead to join a growing Algorithms and Software group working on complex, safety-critical space missions. This is a senior technical and people-leadership role, responsible for leading a team of Flight Dynamics engineers delivering the full flight dynamics software capability across mission design, validation, and on-orbit operations.

You’ll play a key role across the entire mission lifecycle, from early trajectory and mission design through to operational support, while providing technical leadership, mentorship, and line management to a highly skilled engineering team.

You will lead the design, development, implementation, and validation of flight dynamics software and tools supporting advanced spacecraft operations, including rendezvous and proximity operations (RPO). Working closely with GNC, systems, software, ground segment, and operations teams, you’ll ensure robust, mission-ready solutions are delivered on time and to the highest technical standards.
 
Key responsibilities
Flight Dynamics & Technical Leadership

• Lead the design, development, validation, and maintenance of flight dynamics systems and software
• Design and optimise spacecraft trajectories to meet mission requirements
• Oversee the development and implementation of flight dynamics algorithms for operational missions
• Review and approve flight dynamics designs, procedures, and technical documentation
• Capture and manage requirements, translating them into use cases and user stories
• Support spacecraft operations teams by resolving technical issues and advising on best practice
• Act as technical authority / product owner when interfacing with external suppliers
• Produce and maintain high-quality project documentation (requirements, V&V plans, test procedures, reports)

Team Leadership & Management

• Provide line management, including workload prioritisation, performance reviews, and development planning
• Plan and allocate technical work in line with project milestones and team capability
• Take overall accountability for the team’s technical output
• Support internal and external technical reviews and programme gates
• Identify resourcing or skills gaps and work with leadership to address them
• Support recruitment through CV review and interviewing
• Provide technical direction, mentorship, and career development for team members
• Foster a collaborative, inclusive, and high-performing team culture

Collaboration

• Work closely with GNC, systems, software, ground segment, and project management teams
• Collaborate with flight dynamics teams across multiple international locations to ensure alignment and knowledge sharing

 
Essential skills & experience

• Master’s degree in Astronautics, Aerospace Engineering, or a related field
• 5+ years’ experience in spacecraft flight dynamics
• 3+ years’ experience leading and managing engineering teams
• Strong knowledge of orbital mechanics, estimation theory, and optimisation techniques
• Experience with mission design, orbit determination, manoeuvre planning, and operational support
• Hands-on experience with flight dynamics tools (e.g. STK, GMAT, FreeFlyer)
• Strong scripting/analysis skills (Python, MATLAB)
• Experience across the software development lifecycle
• Familiarity with version control systems (e.g. Git)
• Excellent communication skills and ability to present complex technical topics clearly
• Strong analytical thinking, problem-solving, and decision-making skills

 
Desirable experience

• Knowledge of ECSS standards
• Experience with advanced flight dynamics (RPO, formation flying, low-thrust optimisation)
• Background in commercial flight dynamics systems
• Broader software engineering experience
• Ability to gain or hold UK security clearance

 
What’s on offer

• Flexible working and hybrid options
• Optional 9/75 working pattern
• 25 days’ holiday (increasing to 28) plus bank holidays
• Private healthcare, life insurance, and long-term sick pay
• Relocation support and visa sponsorship (where applicable)
• State-of-the-art office and technical facilities

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We’re looking for an Analytics Engineer to join a high-impact data team building products that directly influence commercial performance and revenue growth. This role sits at the intersection of data engineering, analytics, and product, with clear visibility on how technical decisions translate into real business outcomes.

You’ll take ownership of the data infrastructure that powers revenue-generating tools used by sales and commercial teams. From designing scalable data pipelines to building robust data models, you’ll create the foundations that enable real-time insights, automated lead generation, and smarter decision-making across the organisation.

This is an opportunity to scale proven data products from successful prototypes into enterprise-grade platforms, while mentoring others and shaping best practice as the data estate grows.
 

What you’ll be doing

• Owning and architecting end-to-end data infrastructure for commercial and sales-facing tools
• Designing and building scalable ELT pipelines and data models to support applications, dashboards, and analytics products
• Writing and optimising SQL and Python to process large, complex datasets
• Building and maintaining dbt models, tests, and documentation
• Monitoring pipeline health, data quality, and performance metrics
• Leading technical architecture discussions and making design decisions that support future scale
• Collaborating closely with analytics, data engineering, sales operations, and market intelligence teams
• Mentoring team members on analytics engineering best practices
• Ensuring high standards around testing, version control, CI/CD, and documentation

What you’ll need

• Strong SQL skills for large-scale data transformations
• Strong Python skills for data pipeline development
• Hands-on experience with dbt / dbt Cloud
• Experience working in GCP, particularly BigQuery
• Infrastructure-as-code experience (e.g. Terraform)
• Strong experience with Git and modern version control workflows
• Solid understanding of data modelling (dimensional models, star schemas)
• Experience implementing data quality and testing frameworks

What will help you succeed

• Strong architectural thinking and ability to design for scale
• Proactive approach to identifying data quality and performance issues
• Ability to communicate clearly with non-technical stakeholders
• Experience mentoring or guiding other engineers
• Familiarity with CI/CD pipelines for data transformations
• Knowledge of enterprise data warehouse design principles
• Exposure to geospatial analytics (e.g. BigQuery GIS)
• Experience working with data visualisation tools such as Tableau
• Interest in advanced analytics, predictive modelling, or AI-driven insights
• Understanding of data governance, lineage, and metadata management
• Experience with modern data stack tools (e.g. Airbyte, Fivetran)
• A continuous-learning mindset in a fast-evolving data environment

Why join?

• Work on data products with direct, measurable commercial impact
• High ownership and influence in a small, collaborative team
• Mix of hands-on technical work and strategic architecture decisions
• Hybrid working with regular in-person collaboration in London
• Opportunity to shape how data is used across a growing, global organisation

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