4,376 to 4,400 of 5,262 Permanent Security Cleared Jobs

OT Technical Systems Manager

Location
Perth, Scotland, United Kingdom
Technical Systems Manager Location: Perth, Scotland 1-2 days on-site per week Duration: ASAP- 31st March 2027 UMBRELLA only Security Clearance: Active SC or eligible candidates If you're passionate about operational technology and want to help keep critical control environments safe, resilient, and future-ready, this … compliance, resilience, and technical assurance across OT platforms including DMS, SCADA, data historians, telemetry, and communications systems Support vulnerability management and OT cyber security activities within regulated/critical infrastructure contexts Own platform lifecycle management, including upgrades, operational readiness, and technical roadmaps Apply engineering standards, technical controls ...

Autonomous Maritime Systems Engineer

Location
Fareham, England, United Kingdom
role involves collaboration with multidisciplinary teams, testing across lifecycle stages, and supporting harbour/sea trials, with about 5% travel. A UK security clearance may be required. #J-18808-Ljbffr ...

Insight Manager: OSINT & Online Harms Projects Lead

Location
City Of London, England, United Kingdom
time. The role blends project management with analytical workflows in fast-paced environments, involving stakeholders across data collection, monitoring, analysis and reporting, with security clearance requirements for UK work. #J-18808-Ljbffr ...

Senior Data & AI Programme Lead

Location
United Kingdom
coordinate cross-functional teams, apply AI and analytics at scale, and partner with clients to expand business opportunities while maintaining high governance and security clearance standards. #J-18808-Ljbffr ...

Senior Full Stack Developer - Hybrid, Java & Angular

Location
Greater London, England, United Kingdom
operate reliably, using Java and Angular to tackle complex challenges. This hybrid role works with a UK Government Department client, and requires UK Security Clearance or eligibility. CGI offers a competitive salary, generous pension, private healthcare, and a share scheme. #J-18808-Ljbffr ...

Senior Hybrid Exchange Engineer (Online & On-Prem)

Location
Bath, England, United Kingdom
manage mail flows within Microsoft 365 ecosystems. The role demands extensive PowerShell skills, collaboration with cross-functional teams, and strong English communication. A security clearance and customer-facing experience are highly valued. #J-18808-Ljbffr ...

Azure Cloud Engineer - 3rd Line | Hybrid London

Location
Greater London, England, United Kingdom
build and manage cloud infrastructure on Azure, provide 3rd line infrastructure support, and work across multiple Azure setups with strong ITIL processes and security #J-18808-Ljbffr ...

Lead Network Engineer – Automation & Secure Onsite (3 days)

Location
Salisbury, England, United Kingdom
Salisbury-based team. The role focuses on designing and deploying enterprise network platforms, driving automation, and supporting secure operations in a high-security setting. You will mentor colleagues and help advance our software-driven networking capabilities. The ideal candidate brings Cisco expertise, strong networking fundamentals, and experience with ...

Air Combat Simulation Engineer

Hiring Organisation
Saab UK
Location
Bedford, Bedfordshire, South East, United Kingdom
Employment Type
Permanent
company, bringing together the best of Swedish and British innovation. Saab offers world-leading solutions and services in defence, aviation, space, and civil security to keep people and society safe. Our UK presence has been growing at pace, meaning we can offer a wide range of opportunities … include software engineering, underwater robotics, radars, AI, and armed forces training. What you will be part of Saab is a leading defence and security company with an enduring purpose, to help nations keep their people and society safe. Empowered by its 28,000 talented people, Saab constantly pushes ...

C# Software Engineer - Defence/Aerospace (Remote & Onsite)

Location
Stevenage, England, United Kingdom
remote work. You will design, develop and maintain desktop applications in C#, with exposure to C++ and Embedded C. Eligibility for SC security clearance and UK Eyes Only programme access is required; start on BPSS. #J-18808-Ljbffr ...

Strategic Public Sector AI & Search Architect

Location
United Kingdom
government customers. You will own architectural roadmaps, design integration of Elastic products, and deliver PoCs in mission-critical environments. Role requires current UK security clearance (active or past) or willingness to obtain it, plus strong open-source background, public speaking, and experience with large distributed systems and data ...

Data Centre Engineer

Hiring Organisation
Sopra Steria
Location
Salisbury, Wiltshire, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
systems, cooling and environmental monitoring within a Data Centre. Employment Type: Permanent Location: Salisbury 4 days per week 1 day home working. Security Clearance Level: Eligible for SC and DV Clearance. Internal Recruiter: Jane Salary: Up to£50K Benefits: 25 days annual leave with the choice … cash plan, life assurance, and pension. Loved reading about this job and want to know more about us? Sopra Sterias Aerospace, Defence and Security business designs, develops and deploys digital solutions to Central Government clients. The work we do makes a real difference to the clients goal ...

Senior FPGA Firmware Architect (DO-178/254)

Location
Harlow, England, United Kingdom
collaborate with systems, software, and electronics engineers, develop model-based designs in Simulink, and use Vivado/Vitis tools. This senior role requires security clearance or eligibility and a track record delivering embedded firmware for #J-18808-Ljbffr ...

C# Software Engineer - Defence/Aerospace (Remote & Onsite)

Location
West of England, England, United Kingdom
remote work. You will design, develop and maintain desktop applications in C#, with exposure to C++ and Embedded C. Eligibility for SC security clearance and UK Eyes Only programme access is required; start on BPSS. #J-18808-Ljbffr ...

Air Combat Simulation Engineer

Location
Cambridgeshire and Peterborough, England, United Kingdom
company, bringing together the best of Swedish and British innovation. Saab offers world-leading solutions and services in defence, aviation, space, and civil security to keep people and society safe. Our UK presence has been growing at pace, meaning we can offer a wide range of opportunities … include software engineering, underwater robotics, radars, AI, and armed forces training. What you will be part of Saab is a leading defence and security company with an enduring purpose, to help nations keep their people and society safe. Empowered by its 28,000 talented people, Saab constantly pushes ...

Head of IT - Defence

Hiring Organisation
Tria
Location
Glasgow, City of Glasgow, United Kingdom
Employment Type
Permanent
Group technology leadership. This is a transformation and growth mandate, with significant opportunity to strengthen and modernise the IT function across: Cyber Security - developing a new cyber capability and embedding security into Defence bids and programmes. Infrastructure & Architecture - simplifying and modernising a complex legacy estate. Applications … experience. You will bring: Significant senior IT leadership experience within Defence or a closely related highly regulated environment. Strong understanding of Defence cyber, security and customer requirements. Experience operating in complex, federated or multi-division organisations. Broad IT leadership capability across cyber, infrastructure, applications, architecture and service delivery. ...

LTAMDS Deputy Systems Engineering Cross Product Team (CPT) Lead

Hiring Organisation
Raytheon
Location
Tewksbury, Massachusetts, United States
Employment Type
Permanent
Salary
USD Annual
BLDG, Tewksbury Tb3 300 Concord Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance Type: Secret - Current Security Clearance Status: Active and existing security clearance required on day 1 At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. ...

UK-Based Change Management Consultant (Digital Transformation)

Location
Greater London, England, United Kingdom
Atos Group is hiring a talented Organisational Change Consultant to join our UK-based team. This role requires SC-level security clearance eligibility and hands-on experience delivering people-focused change within digital, AI, and business transformation programmes. You will engage with clients to develop tailored change management ...

Wintel & VDI Engineer — Windows & Virtual Desktops Pro

Location
Corsham, England, United Kingdom
environments using Horizon/Citrix/RDS. Candidates with strong virtualization (VMware vSphere, Hyper-V) and scripting (PowerShell, Python) skills are preferred. Security clearance may be required and can take up to ~18 weeks to obtain. #J-18808-Ljbffr ...

Secure Voice Operations Engineer - 2nd/3rd Line, 24/7

Location
Corsham, England, United Kingdom
support for secure voice services and manage provisioning, incidents and changes across complex voice networks. The role requires working in PNCC with strict security requirements and DV UK Government clearance eligibility. The ideal candidate will have knowledge of TDM, SIP, IP telephony, Windows server environments and ITIL processes ...

Principal Control and Instrumentation Engineer

Location
Hessle, England, United Kingdom
Principal Control and Instrumentation Engineer at our Grimsby office or Hessle office, near Grimsby, Lincolnshire. Further details are available at United Kingdom Security Vetting: clearance levels - GOV.UK (www.gov.uk) Degree in Electrical Engineering, Control Engineering, Instrumentation Engineering or a related discipline. Chartered Engineer status with a recognised professional institution … ability to achieve Chartered status. The successful candidate must be able to achieve and maintain Security Check (SC) security clearance for this role. What we offer Generous holiday allowance Matched contribution pension scheme, with life assurance Access to a Digital GP, annual health check, and nutritional ...

Senior RF/ Microwave Engineer

Hiring Organisation
FINTEC recruit Ltd
Location
Edinburgh, City of Edinburgh, United Kingdom
Employment Type
Permanent
verification Previous experience supervising or mentoring RF/Microwave engineers Experience planning and managing technical work for yourself and a small team Qualifications & Security Clearance Honours or Master's degree in Electronic Engineering or a related STEM discipline, with a specialisation in RF/Microwave circuit design … Citizenship is mandatory to meet security requirements and obtain SC clearance Existing SC Clearance would be advantageous Why Join? This is an opportunity to work on complex, high-profile engineering programmes within the aerospace and defence sector, using advanced RF and microwave technologies. You’ll join a highly ...

Senior Oracle ERP Analyst: Client-Focused Impactful Support

Location
United Kingdom
will participate in problem-solving and leadership discussions with Oracle support to improve client outcomes. The role requires the ability to pass security clearance (NPPV 3) and residency in the UK for the past 3 years, with a focus on delivering #J-18808-Ljbffr ...

Cutting-Edge Vulnerability Research Lead (Hybrid, UK)

Location
Gloucester, England, United Kingdom
Researcher for its UK Cyber Research Group in Gloucester. You will perform hardware and software teardowns, reverse engineering, and detailed analysis to identify security weaknesses and potential exploits, while developing bespoke tools. You'll collaborate with multidisciplinary teams, document findings clearly, and support business development with technical briefings. ...