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SC Cleared Security Engineer

Job in Colchester, Essex County, CO1, England, UK
Listing for: Teksystems
Contract position
Listed on 2026-08-12
Job specializations:
  • IT/Tech
    Systems Engineer, Cybersecurity
  • Engineering
    Systems Engineer, Cybersecurity
Salary/Wage Range or Industry Benchmark: 350 - 370 GBP Daily GBP 350.00 370.00 DAY
Job Description & How to Apply Below
Job Title:

SC Cleared Security Engineer Contract Length: 6-month rolling contract (Inside IR35, PAYE)

Location:

Predominantly remote with occasional travel to client site

Job Description As a SC Cleared Security Engineer, you will take technical ownership of the customer's security infrastructure, managing processes, procedures, documentation, and lifecycle management. You will serve as the senior technical point of reference for all security-related projects, changes, and modifications to firewall rule bases. Additionally, you will act as the senior technical point of escalation and interface with vendor support for incidents related to the security infrastructure.

Your role will also involve designing customer networks and supporting both high-level and low-level designs, providing technical support, and overseeing change management for physical and remote changes. You will manage customer inventory, including hardware and software, and utilise your knowledge of technologies such as Zscaler, Checkpoint, Juniper, Bluecoat, F5, Cisco networking solutions, wireless technologies, and Cisco IPT/QoS/802.1x. You will also work with VPN technologies and wide area network technologies, including routing protocols.

Responsibilities Technical ownership of the customer's security infrastructure estate, processes, procedures, documentation, and lifecycle management. Senior technical point of reference for all security-related projects, changes, or modifications to firewall rule bases. Interface with vendor support for all incidents related to the security infrastructure. Design of customer networks, including support for high-level and low-level designs. Provide technical support and manage changes for hard (physical) and soft (remote) changes.

Customer inventory management, including hardware and software. Utilise knowledge of Zscaler, Checkpoint, Juniper, Bluecoat, F5, and Cisco networking solutions. Understand wireless technologies and Cisco IPT/QoS/802.1x. Work with VPN technologies such as IPsec, SSL VPN, DMVPN. Utilise wide area network technologies and routing protocols. Essential Skills Active SC clearance required. Expertise in security operations and engineering. Proficiency with technologies such as F5, Palo Alto, Zscaler.

Experience in cybersecurity engineering. Understanding of IAM (Identity and Access Management). Additional

Skills & Qualifications Good stakeholder management skills. Why Work Here?

This role offers a long-term contract with the opportunity to work with a blue-chip client, providing stability and exposure to challenging projects. Work Environment The work environment involves managing and working with advanced technologies such as Zscaler, Checkpoint, Juniper, Bluecoat, F5, and Cisco solutions. The role includes both remote and physical change management, requiring a comprehensive understanding of security protocols and network technologies.

Location Wokingham, UK Rate/Salary 350.00 - 370.00 GBP Daily Trading as TEKsystems. Allegis Group Limited, Maxis 2, Western Road, Bracknell, RG12 1RT
, United Kingdom. No. 2876353. Allegis Group Limited operates as an Employment Business and Employment Agency as set out in the Conduct of Employment Agencies and Employment Businesses Regulations 2003. TEKsystems is a company within the Allegis Group network of companies (collectively referred to as "Allegis Group"). Aerotek, Aston Carter, EASi, Talentis Solutions, TEKsystems, Stamford Consultants and The Stamford Group are Allegis Group brands.

If you apply, your personal data will be processed as described in the Allegis Group Online Privacy Notice available at  To access our Online Privacy Notice, which explains what information we may collect, use, share, and store about you, and describes your rights and choices about this, please go to  We are part of a global network of companies and as a result, the personal data you provide will be shared within Allegis Group and transferred and processed outside the UK, Switzerland and European Economic Area subject to the protections described in the Allegis Group Online Privacy Notice.

We store personal data in the UK, EEA, Switzerland and the USA. If you would like to exercise your privacy rights, please visit the "Contacting Us" section of our Online Privacy Notice at  for details on how to contact us. To protect your privacy and security, we may take steps to verify your identity, such as a password and user  there is an account associated with your request, or identifying information such as your address or date of birth, before proceeding with your request.

If you are resident in the UK, EEA or Switzerland, we will process any access request you make in accordance with our commitments under the UK Data Protection Act, EU-U.S. Privacy Shield or the Swiss-U.S. Privacy Shield.
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