Montash

Job Title: DevOps Engineer (SC Cleared) Location: Remote (with ad-hoc travel to client's office in London - likely once a month) Contract Length: 12 Months (with scope to extend) Start Date: ASAP IR35: Inside Interview Process: 1 Stage, MS Teams Clearance Required: SC (needs to have been used within the past 10 months) We are supporting a government client in urgently hiring a DevOps Engineer to support the replacement of a Legacy system and database with a new AWS serverless solution. This is a hands-on DevOps role covering knowledge transfer during transition, followed by ongoing L3 support and development of the new platform. The successful candidate will need strong, demonstrable experience across the full essential tech stack, including CI/CD pipeline design, AWS serverless components, secrets management and Linux administration. This role suits an experienced DevOps Engineer comfortable stepping into a live transition process, taking on L3 support responsibilities and contributing to ongoing development of a modern, serverless AWS platform. Key Responsibilities Take part in transition and knowledge transfer activity as the Legacy system and database is replaced with a new AWS serverless solution Provide ongoing L3 support for the new platform, diagnosing and resolving complex technical issues Design, implement and maintain CI/CD pipelines using Jenkins and Concourse Develop and maintain AWS serverless components, including Lambda, API Gateway, DynamoDB, SQS and SAM templates Manage secrets and access control using HashiCorp Vault and AWS IAM Configure and maintain monitoring and alerting using AWS CloudWatch Administer Linux environments and develop automation using Shell Scripting and Python Essential Skills Strong Linux administration and Shell Scripting experience Strong Python experience Experience designing and implementing CI/CD pipelines, preferably using Jenkins and Concourse Hands-on experience with AWS SAM and CloudFormation Experience with secrets management and AWS IAM Hands-on experience with AWS managed components, including DynamoDB, Lambda, API Gateway, SQS and CloudWatch (including CloudWatch Alerts) Experience with HashiCorp Vault integration Desirable Skills Experience supporting live transition and knowledge transfer processes Experience providing L3 support within a government or other regulated environment Experience working within a serverless-first AWS environment

Job Title: OT Technical Support Manager Location: Perth, Scotland (1-2 days onsite per week) Contract Length: 6 months Start Date: October 2026 IR35: Inside Interview Process: 1 Stage, MS Teams (technical test required as part of process) Clearance Provided When Onboarding: SC We are supporting a major utilities client in hiring an OT Technical Support Manager to lead the operational support, maintenance and resilience of high-availability operational technology (OT) systems, with a focus on incident response, service delivery, patching and vulnerability remediation. This is a hands-on operational leadership role covering the day-to-day support and operational management of core OT platforms, including DMS, SCADA, data historians, telemetry and communications systems. The successful candidate will own incident management, fault diagnosis and recovery within a high-availability environment, lead OT patching and vulnerability remediation activity, and manage resourcing, capability and development across a technical team. This role suits an experienced OT/Utilities operations professional with strong incident management and team leadership skills, comfortable owning service delivery and stakeholder relationships within a regulated, critical national infrastructure setting. Key Responsibilities Lead the operational support and day-to-day management of OT platforms, including DMS, SCADA, data historians, telemetry and communications systems Own incident management, fault diagnosis, recovery and operational resilience across high-availability OT environments Lead OT patching, vulnerability remediation and maintenance activity in line with agreed schedules and compliance requirements Manage resource allocation, capability mapping, coaching and development across the technical support team Provide strong operational leadership, ensuring service delivery commitments are consistently met Manage relationships with stakeholders and suppliers to ensure effective, coordinated operational support Essential Skills Strong experience in the support and operational management of OT platforms, including DMS, SCADA, data historians and telemetry systems Experience in incident management, fault diagnosis, recovery and operational resilience within high-availability environments Experience with OT patching, vulnerability remediation and maintenance activities Experience with resource allocation, capability mapping, coaching and development of technical teams Strong operational leadership and stakeholder management experience Desirable Skills Domain experience within the utilities or wider critical national infrastructure sector Familiarity with OT security standards and frameworks (eg IEC 62443, NIST Cybersecurity Framework, NCSC CAF) Experience operating within a regulated environment with formal incident and change management processes