Junior Cyber Security Engineer

Click Here to Download Our Company Information Pack

Junior cyber security engineer

• Salary: Competitive

• Location: Hybrid (London/Home)

• Working Pattern: Hybrid (at least 3 days in office)

• Job Type: Permanent

• Start date: ASAP

• Level: SFIA 2

• Reports to: Cyber Security Engineer

THE VACANCY:

The Junior Cyber Security Engineer is a key technical resource, assisting in resolving tickets and service issues. Helping with maintenance procedures and changes where possible to ensure comprehensive, consistent and reliable service for our customers.  

The role may require shift work or out of hours working and so flexibility due to the nature of the work. Also, on occasions require travel to and working from client sites. 

The Engineer must always be calm, careful and diligent. A small typo on a network device can have massive consequences. 

Primary responsibilities:

Service delivery:

• To triage tickets and assign appropriate engineer. 

• To work on and resolve tickets where possible. 

• To assist other team members as possible. 

• Shadow other engineers to increase your knowledge. 

• To review and create documentation so as to ensure the smooth delivery of services. Making sure that processes and procedures are as well documented as possible. 

• To actively strive to improve the service that Cyro offers. This includes ideas to improve efficiency, reduce risk, improve working environments etc.  

• To act as a client facing technical resource as appropriate to your knowledge and skills. 

• To act as an escalation point when appropriate within Cyro briefing and transferring knowledge and skills to colleagues (MOpS/SOC) to achieve an effective and appropriate level of service for the client. 

• To resolve technical service affecting problems, and review service design if it creates support related problems. Assist in root cause analysis to drive issue resolution and limit impact to the customer. 

• To review and report on specific customer incidents and to manage customer expectations. To add value and highlight trends within the service call data.  Ensuring escalation and feedback drives a high level of performance throughout Cyro. 

• To be responsible for the maintenance of documentation and upkeep of technical databases relating to the customers network infrastructure so that colleagues can refer to this information, which will assist in the resolution of customer incidents and problems. 

• Ensure tickets, escalations, changes and upgrades are completed and closed in line with Service Level Agreements. Report to client on successful completion of all tasks.  

• Attend, as required, customer facing meetings as the Cyro technical representative, including but not limited to support reviews, project meetings, monthly service reviews, weekly incident reviews, daily standups.

Service Development:

• To assist in the build and design of Proof-of-Concept scenarios, Type Approval activities in the Cyro labs.  To help in the creation of test type documentation and test scenarios. 

• Assist and/or lead in the pre-staging of equipment to be installed on customer sites as part of projects or installs. 

• Assist in the Production and Review of documents 

• Assist engineers in the development and demonstration of new solutions both internally and externally. 

Personal:

• Ensure incident trouble tickets are dealt with in a timely and accurately completed. 

• Time sheets must be accurately completed and submitted as required or on request by the Resource Planners. 

• Overtime (where payable) and expenses must be completed and submitted accurately. 

• Handling and protection of Cyro information and reporting of security incidents must be done in accordance with the Cyro Information Security Policy and the HR Information Security Policy. 

• Work towards appropriate qualifications e.g. Networking certifications in as many vendors as possible Cisco, F5, SolarWinds, Aruba, FortiGate, Checkpoint, Palo Alto, Juniper. 

• Work towards appropriate qualifications e.g MS Azure, MS Sentinel, MS 365, MS Dynamics, Linux, MS Endpoint Management, and networking experiences. 

colleague support:

• To train internal staff on product and customer networks as your knowledge and skills permit. 

Essential skills and experience:   

• Minimum relevant experience 2 years’. 

• Background ideally within the Private Sector (Banking, Legal, Other) and/or Public Sector (HMG, Critical National Infrastructure (CNI), Local Government, Other). 

• Ideally skills in as many vendors as possible e.g. Aruba, Cisco, Fortinet, NetScaler, F5, SolarWinds, from Citrix, Check Point, Palo Alto, Zscaler, Azure and AWS networking, SEIM (Sentinel). 

• Ideally as many networking skills as possible. 

• Understand key concepts, DNS, DHCP, Subnets, Proxy, Types of network traffic,  

• Ideally Security related qualifications or Microsoft qualifications SC-200, AZ-500, SC-900, AZ-900. 

• Understanding of cloud concepts.

• Understanding of AI concepts. 

• Excellent customer facing and presentation skills. 

• Excellent verbal and written communications. 

• Problem solving skills. 

• Commercial / business awareness. 

• Ability to work independently and as a team and escalate and ask for help when required so there are no mistakes and risks are always minimised. 

Levels of responsibility: SFIA Level 2

So why choose Cyro for your next opportunity?

To build, run and maintain a successful compliance programme, you need a connected approach – a team you can trust from strategy to support, and everything in between. At Cyro, this is what we do!

As part of our team, you could be working with some of the biggest names in the Critical Nation Infrastructure and Service Provider sectors including London Underground, Network Rail, Transport for London, RNLI, MOD and more. You’ll help us ensure the most important messages get through – however tough the conditions.

Here are just some of the ways we’re different:

• You’ll go further with us. We understand the importance of career development and will give you all the support you need to realise your potential. You’ll receive formal training, e-learning and mentoring from top professionals. And we offer opportunities to transfer to other sectors – or even different technology areas.

• You’ll make a difference. You could be working outdoors, battling the elements, or in one of our many offices helping us develop the network infrastructures of tomorrow.

• You’ll be treated as an individual. We’re not a vast corporation, which means every individual counts. With us, you’ll be valued and supported, involved and empowered from day one.

• You’ll be well rewarded. We offer salary progression that reflects market rates and personal performance, a flexible working environment and excellent training.

Excellent Employee Benefits:

Cyro is committed to ensuring that we offer industry leading career opportunities, salary and benefits packages. Join us and you can expect to receive:

• 25 days holiday, including public holidays, plus the option to buy or sell five days each year

• Company pension scheme

• A range of family friendly policies

• An employee-funded car leasing scheme

• Occupational health support

• Cyro Rewards Scheme

apply now:

Please send your CV to hr@cyro.uk

Click here to view our company information pack

Cyro is an equal opportunities employer and is committed to diversity and inclusion.

We reserve the right to close this vacancy once we have received sufficient applications.

This job description sets out the duties and responsibilities of the job at the time when it was drawn up.  Such duties and responsibilities may vary from time to time without changing the general character of the duties or the level of responsibility entailed.  Such variations are a common occurrence and cannot in themselves justify a reconsideration of the grading of the job.

Apply

17 August 2026

Cyro Cyber Achieves NCSC Assured Cyber Security Consultancy Status for Audit & Review and Risk Management 

17 August 2026

Cyro Cyber, the UK based cyber security professional and managed security services provider, has successfully passed its application to become an NCSC Assured Cyber Security Consultancy (ACSC) for Audit & Review and Risk Management, marking a significant milestone in the development of its award-winning consultancy practice. Cyro Cyber are now one of only 35 ACSCs in the UK.

Read more →

17 August 2026

13 August 2026

Cyro Cyber Named Finalist in Three Categories at the National Cyber Awards 2026 

13 August 2026

Cyro Cyber, a UK based cyber security professional and managed security services provider, has been named a finalist in three categories at the National Cyber Awards 2026, recognising the organisation’s work across managed security services, cyber security consultancy and Critical National Infrastructure. 

Read more →

13 August 2026

18 May 2026

Cyro Cyber Shortlisted for Best Security Company of the Year 

18 May 2026

Cyro Cyber are proud to announce that we’ve been shortlisted for two awards at the 2026 SC Awards Europe, recognising our sustained contribution to the cyber security sector and outstanding individual excellence within its leadership team. 

Read more →

18 May 2026

7 January 2026

Cyro Cyber Shortlisted for Security Partner & Security Team of the Year at the Security Excellence Awards, 2026

7 January 2026

Cyro Cyber is proud to announce that we have been shortlisted for three awards at the 2026 Security Excellence Awards, recognising our strength as a trusted cyber security partner, the excellence of our teams, and our continued commitment to protecting highly regulated UK organisations. 

Read more →

7 January 2026

15 September 2025

Cyro Cyber Recognised as NCSC Assured Service Provider

15 September 2025

Cyro Cyber Ltd has been recognised as an NCSC Assured Service Provider for the Cyber Resilience Audit (CRA) scheme. Delivering independent audits against the Cyber Assessment Framework (CAF), Cyro helps organisations identify risks, strengthen resilience, and achieve compliance with nationally recognised standards, building confidence in today’s evolving cyber security landscape.

Read more →

15 September 2025