Technical Security Architect

DXC Technology Company; Farnborough; In loco; GBP 90.000 - 120.000; Tempo pieno

Vantaggi offerti da questo lavoro

Competitive salary

Company pension

Private medical insurance

Descrizione del lavoro

DXC Technology is seeking a Technical Security Architect to design and deliver security architectures across cloud, on-premise, hybrid and air-gapped environments in Hampshire. The role requires leading security design decisions, producing detailed architecture docs, and guiding technology refresh initiatives.

You will apply Zero Trust and threat-informed design principles, ensuring alignment with NIST/ISO27001/CIS and client security requirements, while collaborating with enterprise,

Competenze

• Significant experience as a Technical Security Architect, Security Architect or Senior Security Engineer.
• Strong technical expertise across IAM, network security, cloud security, endpoint security and secure platforms.
• Proven experience delivering security technology refresh, migration or modernisation programmes.
• Strong experience with AWS, Azure and/or GCP security architecture.
• Experience producing detailed technical architecture documentation.
• Strong understanding of threat modelling, risk and security architecture principles.
• Experience working within complex, regulated or formally accredited environments.
• Excellent communication skills and the ability to influence both technical and senior stakeholders.
• CISSP (or equivalent) and TOGAF and/or SABSA.

Mansioni

• Design and deliver security architectures across cloud, on-premise, hybrid and air-gapped environments.
• Produce technical designs including HLDs, LLDs, architecture patterns and data-flow diagrams.
• Lead the refresh and evergreening of security technologies, including IAM, PAM, firewalls, EDR/XDR, SIEM, vulnerability management and cloud security.
• Evaluate new technologies through PoCs/PoVs and make clear, evidence-based recommendations.
• Design and review cloud, identity, network, perimeter and platform security solutions.
• Apply Zero Trust, defence-in-depth and threat-informed design principles.
• Ensure security architectures align with NIST, ISO 27001, CIS, NCSC and client security requirements.
• Act as a security design authority, providing technical guidance and architectural decisions.
• Work closely with enterprise, infrastructure, network and application architects to embed security across the technology landscape.
• Support security accreditation, risk assessments and client security reviews.
• Keep pace with emerging threats and technologies and identify opportunities to improve and simplify the security estate.

Conoscenze

Security architecture

IAM

Cloud security

Threat modelling

Communication

TOGAF

CISSP

SABSA

Security design authority

Strumenti

AWS

Azure

GCP

Descrizione del lavoro

Job Description

DXC Technology is committed to building diverse, inclusive teams. We welcome applications from all backgrounds and particularly encourage interest from women, underrepresented groups, and neurodivergent candidates. We offer reasonable adjustments throughout the hiring process and are dedicated to creating a supportive, accessible environment for everyone.

DXC Technology is committed to building diverse, inclusive teams. We welcome applications from all backgrounds and particularly encourage interest from women, underrepresented groups, and neurodivergent candidates. We offer reasonable adjustments throughout the hiring process and are dedicated to creating a supportive, accessible environment for everyone.

Technical Security Architect

Location: Hampshire (5 days per week onsite)

Due to the nature of the work and the customers we support, the successful candidate must be eligible to meet UK Government and contractual personnel security requirements, including the applicable residency requirements for the role, and have the right to work in the United Kingdom. Some roles may also be subject to nationality requirements where these are necessary to meet UK Government or contractual security obligations.

Key Responsibilities

• Design and deliver security architectures across cloud, on-premise, hybrid and air-gapped environments.
• Produce technical designs including HLDs, LLDs, architecture patterns and data-flow diagrams.
• Lead the refresh and evergreening of security technologies, including IAM, PAM, firewalls, EDR/XDR, SIEM, vulnerability management and cloud security.
• Evaluate new technologies through PoCs/PoVs and make clear, evidence-based recommendations.
• Design and review cloud, identity, network, perimeter and platform security solutions.
• Apply Zero Trust, defence-in-depth and threat-informed design principles.
• Ensure security architectures align with NIST, ISO 27001, CIS, NCSC and client security requirements.
• Act as a security design authority, providing technical guidance and architectural decisions.
• Work closely with enterprise, infrastructure, network and application architects to embed security across the technology landscape.
• Support security accreditation, risk assessments and client security reviews.
• Keep pace with emerging threats and technologies and identify opportunities to improve and simplify the security estate.

What You'll Bring

• Significant experience as a Technical Security Architect, Security Architect or Senior Security Engineer.
• Strong technical expertise across multiple security domains, particularly IAM, network security, cloud security, endpoint security and secure platforms.
• Proven experience delivering security technology refresh, migration or modernisation programmes.
• Strong experience with AWS, Azure and/or GCP security architecture.
• Experience producing detailed technical architecture documentation.
• Strong understanding of threat modelling, risk and security architecture principles.
• Experience working within complex, regulated or formally accredited environments.
• Excellent communication skills and the ability to influence both technical and senior stakeholders.
• CISSP (or equivalent) and TOGAF and/or SABSA.

Desirable: Zero Trust, DevSecOps, MITRE ATT&CK, SIEM, PAM, Kubernetes/container security, PKI and security automation experience.

What We Offer

• Competitive salary and benefits package
• Company pension scheme
• Private medical insurance and wellbeing support
• Professional training and certification opportunities
• Access to enterprise-scale environments and technologies
• Employee recognition programmes
• Team events and social activities
• Supportive and collaborative working environment

At DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We’re committed to fostering an inclusive environment where everyone can thrive.