Salary: £80,000 - 80,000 per year Requirements: We are looking for candidates with the following skills, although they are not essential for you to apply: Requirements Capture, Management, and Analysis Model Based Systems Engineering (MBSE) Systems Integration Verification and Validation Successful delivery of Systems Engineering documentation Knowledge of supporting toolsets (e.g., DOORs, JAMA, JIRA, Enterprise Architect, Cameo Systems Modeller, Rhapsody, MATLAB, Simulink) Responsibilities: As a Principal Systems Engineer at Synoptix, I will empower you to help guide the scope and direction of our engineering projects. You will have the freedom to take ownership at the strategic level of each project. Your responsibilities will include: Delivering technical consultancy expertise on a variety of customer projects, from air to sub-surface Supporting Systems Engineering activity across the entire design lifecycle Developing proposals and statements of work Engaging with customer representatives to identify opportunities and seeing them through to delivery Attending internal management strategy meetings Guiding junior engineers in project delivery as needed Technologies: Architect JIRA Matlab Security Support More: At Synoptix, we were formed in 2011 to provide engineering solutions across various technical industries. We have evolved from a company focused on Systems Thinking principles into an engineering firm that offers solutions and services across three key capabilities: Systems, Cyber & InfoSec, and Technology. Our unique approach blends strengths from these disciplines, allowing us to deliver a bespoke and market-leading service. Our engineering competence is strengthened by our expertise in commercial, legal, financial, and resource areas, ensuring we maintain excellence in our product and service offerings. Please note that, due to the nature of our projects, we can only accept Sole UK National candidates who are eligible to obtain UK Security Clearance. By applying for this position, you consent to the retention of your personal data, which we hold securely in accordance with the Data Protection Act (2018) and will treat as confidential. We will not transfer your data to any third party or jurisdiction without your consent and will retain your data only as long as necessary to fulfill our obligations. Any data can be removed at your written request. last updated 5 week of 2026