Boundary Managed Service Lead

Job Description

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Job Description:

About DXC Technology

DXC Technology is a Fortune 500 company with over 40 years' presence in the UK. Our Aerospace and Defence Hub in Farnborough delivers critical boundary security and managed services protecting UK defence networks at the organisation perimeter.

About the Role

The Boundary Managed Service Lead oversees the design, implementation and ongoing management of boundary security and managed services protecting defence organisations' network perimeters. You will manage boundary security operations, lead service delivery teams, ensure SLA compliance, and maintain the security posture of critical defence network boundaries. This role requires deep expertise in boundary security technologies, managed service delivery and defence security protocols.

Key Responsibilities

Boundary Service Management & Delivery

• Oversee end-to-end boundary managed service delivery including design, implementation and operations

Manage boundary security SLAs, ensuring 100% compliance with availability, performance and security targetsLead boundary security operations team, ensuring round-the-clock monitoring and threat detectionManage boundary service P&L and resource allocation across multiple customer accountsEstablish and maintain boundary service quality standards and operational procedures

Boundary Architecture & Security

• Design and implement boundary security architectures including firewalls, intrusion detection/prevention and DDoS protection

Architect boundary security solutions aligned with MOD security requirements and defence standardsDesign boundary traffic inspection, content filtering and advanced threat protectionLead boundary security assessments and vulnerability remediationImplement MOD-compliant boundary configurations and security baselines

Incident Management & Threat Response

• Lead boundary security incident detection, investigation and response

Manage security alerts, anomaly investigation and threat escalationCoordinate incident response across boundary security team and customer security teamsConduct post-incident reviews and implement preventative measuresMaintain security event logs and provide compliance reporting to MOD

Technology & Service Development

• Evaluate and implement boundary security technologies and tools

Design automation and orchestration for boundary security operationsLead service improvements and operational efficiency initiativesManage technology refresh and boundary appliance upgradesDevelop and implement boundary security monitoring and reporting dashboards

Team Leadership & Customer Management

• Lead and develop boundary security operations teams

Manage customer relationships and provide executive-level reporting on boundary security postureConduct customer reviews and communicate security recommendationsIdentify service expansion opportunities and support account growth

Compliance & Security Governance

• Ensure boundary services maintain compliance with MOD security standards and regulatory requirements

Implement and maintain security event logging and audit capabilitiesSupport security compliance assessments and third-party auditsManage personnel vetting compliance for boundary security team

Essential Requirements

Security Clearance

• Must hold DV clearance - Essential

10 years continuous UK residency required

Experience & Expertise

• Minimum 10 years' boundary security or network security experience

Minimum 4 years managing boundary security operations or managed security servicesStrong background in defence, aerospace or government security programmesDemonstrated expertise with boundary security technologies (firewalls, IDS/IPS, DDoS protection)Track record of managing security operations teams and delivering managed services

Technical Knowledge

• Expert-level knowledge of firewall technologies, intrusion detection/prevention systems and DDoS mitigation

Strong understanding of network security architecture and boundary security designProficiency in security incident investigation and threat analysisKnowledge of security event management, SIEM and log analysisUnderstanding of vulnerability assessment and remediation processesFamiliarity with MOD security requirements, Classification Guides and defence standardsKnowledge of managed service delivery models and SLA management

Personal Attributes

• Exceptional leadership and team management capabilities

Outstanding customer engagement and communication skillsStrong decision-making under pressure, particularly in security incidentsDetail-oriented with strong focus on SLA complianceCommitment to security excellence and continuous improvement

Desirable Requirements

Experience with Palo Alto, Fortinet, Cisco or equivalent enterprise firewallsExperience with DDoS protection and advanced threat protection platformsCISSP or CCNP Security certificationArmed Forces or military operations backgroundExperience managing high-security managed services contracts

What We Offer

• Highly competitive salary and comprehensive benefits package

Enhanced pension and private medical insuranceFlexible working and professional development supportOpportunity to protect critical UK defence networks

Application Process & Security Vetting

DV clearance is essential. Applicants must have 10 years continuous UK residency.

Equal Opportunities

DXC Technology is an equal opportunities employer committed to building diverse, inclusive teams.

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.

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