Associate Cyber Security Analyst

Aventra Systems Ltd is looking for an enthusiastic and motivated Associate Cyber Security Analyst to join our technology team.

This is a graduate/associate-level cyber security position suitable for an individual who is at the beginning of their professional cyber security career.

The successful candidate will support the protection of the organisation's IT systems, networks, applications and information assets against cyber threats and security vulnerabilities.

You will work with technical and business teams to monitor security events, investigate potential incidents, identify vulnerabilities and support the implementation and continuous improvement of cyber security controls.

Key Responsibilities

Your responsibilities will include:

• Monitoring cyber security alerts, events and system logs using security monitoring and SIEM platforms.
• Reviewing and analysing security alerts to identify suspicious activity and potential security incidents.
• Assisting with the investigation, containment, remediation and documentation of cyber security incidents.
• Investigating phishing emails, malware alerts and other suspicious activities.
• Supporting vulnerability scanning and vulnerability assessments across servers, endpoints, networks, applications and cloud environments.
• Identifying security vulnerabilities and supporting technical teams with remediation activities.
• Supporting patch management and security-hardening activities.
• Assisting with the implementation and maintenance of endpoint protection and security-monitoring solutions.
• Supporting firewall, network-security and secure remote-access controls.
• Supporting Identity and Access Management processes.
• Reviewing user access and permissions and supporting periodic access reviews.
• Supporting Multi-Factor Authentication and least-privilege access controls.
• Assisting with cyber security risk assessments and documenting identified risks and recommended controls.
• Supporting security assessments for new systems, applications and infrastructure changes.
• Monitoring cloud-security configurations and identifying potential security weaknesses.
• Maintaining cyber security documentation, incident records, vulnerability reports and risk information.
• Preparing security reports and providing updates on incidents, vulnerabilities and remediation activities.
• Supporting employee cyber-security awareness and phishing-awareness activities.
• Researching emerging cyber threats, vulnerabilities and security technologies.
• Supporting the continuous improvement of cyber security policies, processes and technical controls.
• Working with IT, infrastructure, cloud and application teams to ensure appropriate security requirements are implemented.
• Escalating significant cyber security incidents and risks to appropriate senior team members.

Minimum Qualifications

Applicants must hold a Bachelor's degree or equivalent recognised graduate-level qualification in one of the following areas:

• Cyber Security
• Computer Science
• Information Security
• Information Technology
• Software Engineering
• Computer Engineering
• Network Security
• Digital Forensics

or another closely related computing or technology discipline.

Equivalent recognised overseas qualifications will be considered.

Essential Skills and Knowledge

Candidates should have a good academic or practical understanding of:

• Cyber security principles and best practices.
• Common cyber threats and attack methods.
• Phishing, malware and ransomware.
• Network-security fundamentals.
• TCP/IP and common network protocols.
• Firewalls and network-security controls.
• Windows and/or Linux operating systems.
• Vulnerability-management principles.
• Patch-management processes.
• Security monitoring and incident response.
• SIEM concepts.
• Identity and Access Management.
• Authentication and authorisation.
• Multi-Factor Authentication.
• Role-Based Access Control and least privilege.
• Endpoint-security technologies.
• Cloud-security fundamentals.
• Data protection and information-security principles.

Desirable Skills

Knowledge or exposure to one or more of the following would be advantageous:

• Microsoft Sentinel
• Microsoft Defender
• Splunk
• CrowdStrike
• Nessus
• Qualys
• Rapid7
• Microsoft Azure
• AWS
• Microsoft 365 Security
• Microsoft Entra ID
• Endpoint Detection and Response
• PowerShell
• Python or other scripting languages

These are desirable rather than mandatory requirements.

Experience

This is an Associate / Graduate-level position.

Previous commercial cyber security experience is desirable but not essential.

Relevant experience may include:

• University cyber security projects.
• Internship or placement experience.
• Cyber security laboratories or practical coursework.
• Graduate projects.
• Entry-level IT security experience.
• Networking, infrastructure, cloud or IT support experience involving security responsibilities.

Personal Skills

The successful candidate should demonstrate:

• Strong analytical and problem-solving skills.
• Excellent attention to detail.
• An interest in cyber security and emerging technologies.
• Ability to investigate technical problems logically.
• Good written and verbal communication skills.
• Ability to produce clear technical documentation.
• Ability to work effectively as part of a team.
• Ability to manage tasks and priorities effectively.
• Willingness to learn and continuously develop cyber security knowledge.

Desirable Certifications

The following certifications are advantageous but are not mandatory:

• CompTIA Security+
• ISC2 Certified in Cybersecurity (CC)
• Microsoft Security certifications
• Cisco CyberOps
• CompTIA Network+
• CEH
• AWS or Microsoft Azure certifications

Candidates selected for the next stage will be invited to an interview and may be asked technical questions relating to cyber security fundamentals.

Application Closing Date: [04/11/2026]

Aventra Systems Ltd is an equal opportunities employer. Recruitment decisions are based on the skills, qualifications, experience and suitability of applicants for the requirements of the position.

Pay: £30,000.00-£35,000.00 per year

Benefits:

• UK visa sponsorship

Work Location: Hybrid remote in Milton Keynes MK9 3HP