Senior Technical Authority – Infrastructure & Security

MASS; Neston; On-site; GBP 70,000 - 80,000; Full time

Benefits offered by this job

Private medical insurance

Dental insurance

Health & wellbeing allowance

Car leasing (electric/hybrid)

Cycle to work scheme

Two pension schemes

Life assurance up to 4x salary

25 days leave + Bank Holidays

Career development support

Job summary

MASS in Corsham (SN13) is seeking an experienced Technical Authority to provide oversight of infrastructure, network and platform designs, ensuring security, compliance and standards across complex environments. You will lead and mentor engineers, drive governance, and shape long-term technology roadmaps while acting as the senior technical escalation point.

Applicants must be UK nationals eligible for DV clearance.

Qualifications

• Strong background in infrastructure, networks, or platform engineering in complex environments.
• Experience as senior technical escalation point or authority.
• Understanding of change, incident, and problem management processes.
• Ability to translate complex technical concepts into clear explanations.
• Experience leading or mentoring technical teams.
• Stakeholder management skills with constructive influence.
• Familiarity with ITIL and governance frameworks.
• Exposure to security-focused or compliant delivery.
• UK National, eligible to work in the UK.
• Eligible for UK Government DV-level security clearance.

Responsibilities

• Provide expert oversight and approval of infrastructure, network, and platform designs.
• Review, challenge, and assure technical decisions for security and standards.
• Act as the senior technical escalation point for high-impact or complex issues.
• Ensure documentation, architecture, and change records meet quality and compliance expectations.
• Offer strategic direction across infrastructure and network domains.
• Lead and mentor network and infrastructure engineers.
• Support prioritisation of workloads, project demands, and operational improvements.
• Identify risks, constraints, and future opportunities to improve resilience, scalability, or efficiency.
• Develop long-term technology roadmaps.
• Lead root‑cause analysis and coordinate remediation for recurring incidents.
• Promote secure-by-design practices and good documentation.
• Represent the organisation in technical governance forums.
• Mentor and develop engineers, improving capability and consistency across the team.

Skills

Infrastructure & Networking

Technical authority

Change/Incident/Problem mgmt

Communication of complex concepts

Leadership & mentoring

Stakeholder management

Governance & assurance

ITIL familiarity

Security mindset

UK national eligibility

DV clearance eligibility

Tools

ITIL

Job description

MASS in Corsham (SN13) is seeking an experienced Technical Authority to provide oversight of infrastructure, network and platform designs, ensuring security, compliance and standards across complex environments. You will lead and mentor engineers, drive governance, and shape long-term technology roadmaps while acting as the senior technical escalation point.

Applicants must be UK nationals eligible for DV clearance.