15 of 15 Senior Security Specialist Jobs

a lifeline. Are you a skilled cybersecurity professional with a passion for aviation or mission-driven charity work? In this role, you'll be responsible for implementing and managing security infrastructure, responding to threats, and ensuring compliance across systems. You'll work with various cyber security solutions while driving security best practices and incident response. If you … Based Role - Ashford, (Kent) UK or Cairns, Australia. UK - £43,800 per annum (dependent on experience) Australia - $85,000 AUD per annum (dependent on experience) Responsibilities As a MAF Security Operations Specialist you will play a critical role in protecting our digital infrastructure. You'll lead the implementation and management of SIEM systems, Fortinet security tools, and … vulnerability assessments and penetration testing to stay ahead of cyber threats. You'll enhance identity and access management (IAM) by maintaining Active Directory, Entra ID, MFA, and Zero Trust security principles. Your expertise in network security, VPNs, SD-WAN, and Microsoft Defender solutions will help safeguard our systems, while your contributions to incident response, governance, and security More ❯

Senior Information Assurance Security Specialist Primary Location: Pentagon (Arlington, VA). Work Environment: In-person fulltime (every business/workday) at Government discretion Clearance: Top Secret/SCI eligible Responsibilities Provide senior cybersecurity consulting services, in developing and implementing the Department-of the Air Force (DAF) cybersecurity program. Develop policies, procedures, and guidance for managing cybersecurity … Bachelor's Degree or 4 years of relevant experience will be accepted as equivalent to a bachelor's degree. At least five (5) years of cybersecurity experience in a senior technical or management role. Possess an active Certified Information Security Manager CISM , Certified Information Systems Security Professional CISSP , GIAC Security Leadership Certificate GSLC , and EC-Council … Certified Chief Information Security Officer (CCISO) cybersecurity certification Active Top Secret security clearance and SCI eligible. Experience working at strategic organizational level Experience interacting with senior civilian and/or military executives. Expert understanding of NIST 800 series standards/guidelines and cybersecurity best practices. Expert communication/presentation skills briefing senior military and government civilian More ❯

Job Description Position Title: Personnel Security Specialist - Senior Reports To: Program Manager Clearance Type: Active Top Secret/SCI (willing to take CI Poly) Work Location: National Capital Region Start Date: On Contract Award Job Description: Advantage SCI is accepting applications to support a federal agency personnel security program. Summary of duties include but not limited … to: Independently develops various types of manuals, forms, instructions, and the like, to facilitate operation of the agency Security Program. Conducts checks in accordance with Federal guidelines, policies and procedures. Requests, receives, scrutinizes and analyzes agency Investigative files and related material which could have a bearing on individual's ability to hold a security clearance. Conducts critical analysis … of incoming material/correspondence outlining possible serious and/or very sensitive security concerns. Provides on-the-job training, instruction, guidance and advice to lower-grade specialists. Participates in the direction, from inception to completion, of highly sensitive and complex security assessment investigations and making clearance recommendations. Prepares in-depth summaries and compose correspondence for investigation initiation. More ❯

Our defence sector client is currently recruiting for a Senior Security Specialist to provide Secure by Design (SbD) subject matter expertise on a range of military air defence capabilities. This role is offered as an initial 3 month contract with scope to be extended. The day rate is negotiable dependent upon experience. A hybrid working arrangement is … available with an expectation of 2-3 days onsite in Bristol per week. RESPONSIBILITIES: Identification of necessary artefacts in comparison to existing security reports Mature the artefacts in discussion with Subject Matter Experts (SMEs) and functional and prime Contractor input. Finalise the Security Management Plan (SyMP) Plan security-related activities required for CUP2 A-phase and beyond … Representation at various security working groups. SKILLS & QUALIFICATIONS: Demonstrable expertise in securing and assuring complex, mission-critical systems. Deep understanding of Secure by Design methodologies and their application in system and network design. Strong knowledge of securing cloud environments, software applications, and networked systems. Strong analytical skills with a focus on risk management and continuous security improvement. Able More ❯

ISN is seeking a senior-level Personnel Security Specialist to provide support for security assessment investigations, including background investigations, periodic reinvestigations, security clearances for an FBI Support Services program. This will also involve employment suitability determinations and continuous evaluation of employees to ensure eligibility for employment Job Duties: Performs all duties associated with a Grade … as necessary. Independently develops various types of manuals, forms, instructions, and the like, to facilitate operation of the FBI Security Program. Participates in special projects such as planning the implementation of new or revised programs. Conducts exhaustive and extensive checks in accordance with the FISs, Federal guidelines, policies and procedures. Demonstrates innovative and imaginative approaches to problem solving that … possible identifying or linking information, matching records, questionable/overlapping elements, and viable avenues of investigative pursuit which could have a bearing on individual's ability to hold a security clearance. Analyzes material to develop and detect misrepresentations of facts, any criminal, immoral, or suspicious conduct, any signs of mentally disabling illness, indications of any type of association with More ❯

Senior IT Security Specialist. London. Posting Date: 07/15/2025. Deadline: 07/31/2025 Role Purpose This role is centered on global identity and access management (IAM), with a primary focus on Microsoft Entra ID. The ideal candidate may bring experience expertise across the broader Microsoft 365 security ecosystem: Intune, Defender, and Sentinel.dmap … for identity and security technologies while ensuring a secure, compliant, and well-governed environment. Key Responsibilities Serve as SME for hybrid Microsoft Entra ID, by providing strategic guidance, technical leadership, and hands-on support for identity and access management initiatives Configure and manage Conditional Access, PIM, and RBAC to enforce adaptive access controls and identity governance aligned with modern … security frameworks emphasizing continuous evaluation of user, device, and session risk Configure and troubleshoot SSO, Provisioning, and any other MFA integrations with enterprise applications Track and incorporate operational/incident trends to evolve enterprise IAM and security posture Troubleshoot and resolve complex identity and endpoint security issues in real time Maintenance of Microsoft Intune, to support device More ❯

OVERVIEW The Information System Security Engineer II and III is responsible for supporting all aspects of a Program Information Assurance (IA) processes tailored to include minimum qualification standards, fundamental awareness and familiarity to demonstrated competency with specific experience in Cyber Security, Engineering, Test & Evaluation, (T&E) and/or Security Control Assessor (SCA) under a Certification & Accreditation … C&A) and/or Assessment & Authorization (A&A) process. Must have active Secret clearance and be a US Citizen. The Information System Security Engineer II and III: Support all aspects of Program Information Assurance (IA) activities across the Certification & Accreditation (C&A) and/or Assessment & Authorization (A&A) lifecycle. Apply knowledge and experience in cybersecurity, engineering, Test … Evaluation (T&E), and/or Security Control Assessment (SCA) roles. Demonstrate working knowledge of the Risk Management Framework (RMF) and/or prior experience with Defense Information Assurance Certification and Accreditation Process (DIACAP). Interpret and apply relevant security policies and guidance documents to support the development and maintenance of IA artifacts and traceability documents required for More ❯

Senior Cyber Security Risk Specialist – Make This Role Your Own! 3 days a week on-site in London or Crawley Circa £75K + up to 15% bonus + 10% pension + guaranteed annual salary increases Are you passionate about Cyber Security Risk and ready to play a key role in shaping a GRC function from the … a business that’s right at the beginning of its cyber journey. With offices in both London and Crawley, they’re looking to build a best-in-class cyber security function and you’ll be right at the heart of that transformation. This isn’t a tick-box auditing role. It’s hands-on, it’s strategic, and it … best part? This role has space to be shaped by you. There are, of course, some core responsibilities, including: What You’ll Be Doing: Risk Management: Carry out cyber security risk assessments using the company’s risk framework, identifying key issues and tracking remediation actions. Communicate risks and treatments clearly to internal and external stakeholders. Reporting & Metrics: Create meaningful More ❯

Marathon TS is seeking a skilled and detail-oriented Information Systems Security Analyst to support and enhance the cybersecurity posture of enterprise systems. This role is responsible for planning, implementing, monitoring, and improving security controls for computer networks and information systems. The candidate will evaluate and mitigate security risks and ensure compliance with federal cybersecurity standards across … the entire system development lifecycle. Key Responsibilities: Plan, implement, upgrade, and monitor security controls for information systems. Conduct comprehensive assessments of management, operational, personnel, and technical controls to determine control effectiveness and overall system security posture. Identify and evaluate technical and operational security risks, threats, vulnerabilities, and weaknesses associated with information systems. Ensure information system compliance with … including: NIST (National Institute of Standards and Technology) OWASP Common Criteria DISA SANS Institute Support continuous monitoring efforts and conduct control enhancements as required. Respond to and investigate computer security incidents, breaches, and malware events. Work collaboratively in Agile development environments to ensure secure system design and implementation. Review and analyze audit logs using Splunk and create system alerts More ❯

Our client is seeking a Cyber Security Specialist for a 12-month rolling contract . The role involves investigating cyber intrusions by insiders, competitors, criminal groups, and foreign governments. The specialist will leverage in-depth knowledge of the cyber environment to investigate, mitigate, and establish processes and procedures to address intrusions. Additionally, proactive cyber risk assessments may … be conducted to identify vulnerabilities and design security solutions to protect proprietary and confidential data and systems. Level: Level: A Specialist Professional (P4) - a recognized subject matter expert typically achieved through advanced education and extensive work experience. Responsibilities include: Managing large projects or processes with limited oversight. Coaching, reviewing, and delegating work to lower-level professionals. Addressing difficult More ❯

As a Senior Control Assurance Assessor, you'll test security controls both on-premise and in the cloud to ensure design implementation, safeguarding Experian's assets. You'll assess control design, performance, and compliance with standards and regulations, reporting to the Information Security Control Assurance Testing Manager. Identifying gaps, documenting findings, and recommending improvements to mitigate risks … are important responsibilities. Using data-driven testing techniques and a defined methodology, you'll collaborate to ensure controls meet current risks and regulatory requirements. Primary Responsibilities Conduct security control assessments, using documented control activities (where they exist) and regulatory requirements. Develop test plans, test cases, and procedures, applying data from security tools to capture evidence. Use queries and … Skills What your background is A bachelor's degree in computer science, management information systems, or a relevant field, or equivalent demonstrable experience. 5+ years' of experience in Information Security or Information Technology 3+ years' experience performing IT Audit or security control testing. Knowledge of internal audit methodologies, including risk assessment, execution, and reporting. Proficiency in industry standards More ❯

provide IT that works and offer know-how and access to latest technologies in the areas of cloud computing, blockchain or big data. WHAT YOU CAN EXPECT The Cyber Security Governance, Risk and Compliance Team sets the cyber security-relevant boundary conditions through Group-wide regulations. You will join our Cyber Governance, Risk, and Compliance Team, tasked with … overseeing internal and external requirement frameworks for the BASF Group. Your main duty will be to manage and coordinate regulatory requirements within BASF's Cyber Security Area as well as with contact persons in the globally distributed legal entities. As a central point of contact, you will interact with various stakeholders across all hierarchical levels, including our governance organization … and legal and operational units. You will assist BASF business units in understanding current or upcoming legal Cyber Security mandates and provide guidance on their implementation. Your responsibility will include maintaining an up-to-date regulatory requirement framework and disseminating this information to BASF's global organizations. Additionally, you will support the identification and remediation of gaps in current More ❯

Press Tab to Move to Skip to Content Link This Senior Solution Architect (Enterprise Systems) will report to the Architecture Manager and will work within IS based in our London, Crawley or Ipswich office. You will be a permanent employee. You will attract a salary of £90,000 and a bonus of 7.5%. This role can also offer … of the existing technology landscape to identify any gaps that may exist and provide recommendations on remediation. Ensure proposed solutions are compliant with the UKPN Architecture principles and Cyber security standards. Evaluate and recommend technology solutions that align with UKPN strategic goals and roadmap. Develop and maintain technical documentation, including architecture diagrams and specifications. Collaborate with partners, scrum masters … engineering practices to guide the cooperation of programs and teams towards a shared technical vision. Coach junior members of the team across technical, strategy and delivery. Nature & Scope The Senior Solution Architect (Enterprise Systems) reports to the Architecture Manager within the Strategy, Regulation and Technology directorate. We ask that you have a firsthand approach to provide direction and guidance More ❯

provide IT that works and offer know-how and access to latest technologies in the areas of cloud computing, blockchain or big data. WHAT YOU CAN EXPECT The Cyber Security Governance, Risk and Compliance Team sets the cyber security-relevant boundary conditions through Group-wide regulations. You will join our Cyber Governance, Risk, and Compliance Team, tasked with … overseeing internal and external requirement frameworks for the BASF Group. Your main duty will be to manage and coordinate regulatory requirements within BASF's Cyber Security Area as well as with contact persons in the globally distributed legal entities. As a central point of contact, you will interact with various stakeholders across all hierarchical levels, including our governance organization … and legal and operational units. You will assist BASF business units in understanding current or upcoming legal Cyber Security mandates and provide guidance on their implementation. Your responsibility will include maintaining an up-to-date regulatory requirement framework and disseminating this information to BASF's global organizations. Additionally, you will support the identification and remediation of gaps in current More ❯

Job Overview: As aSecurity Engineer - Fuzzing Specialist, you will own and evolve our coverage-guided fuzzing program. Your mission is to uncover hard-to-reach security flaws before attackers do, drive fixes to closure, and help product teams to embrace dynamic testing like fuzzing. You'll scout for new attack surfaces, craft high-performance fuzzing harnesses, and design … gaps are found. Document, report, and share insights- from coverage metrics to post-mortems to create data-driven security. Required Skills and Experience: 1+ years in application or product security with a deep focus on coverage-guided fuzzing. Hands-on expertise with at least one modern fuzzing framework (e.g., libFuzzer, AFL , Honggfuzz). Proficient in C/C++ plus … lldb, IDA/Ghidra). Excellent written communication for documenting findings and influencing engineering teams. "Nice To Have" Skills and Experience : Contributions to open-source fuzzing tools, sanitisers, or security research publications. Knowledge ofdistributed fuzzing at scale (GCP/AWS, Kubernetes, or bare-metal clusters). Familiarity with kernel, embedded, or firmware fuzzing (e.g., Syzkaller, QEMU-based harnesses). More ❯