Jobs at Leidos

Provide Level 2/3 application and systems support for defence ISR applications in a Linux/Unix environment. Own incidents end-to-end, perform root cause analysis, deploy updates under change control, and improve observability and reliability. Collaborate with developers, ITSM teams, and users; create operational documentation and automate support tasks to increase efficiency.

Design, administer and optimise Microsoft SQL Server environments; build automation for provisioning, deployment, monitoring and CI/CD; tune queries and indexes, plan capacity, and collaborate with engineering and infrastructure teams to deliver secure, reliable data platforms.

Design, develop and maintain Ansible playbooks, roles and collections; manage and optimise the Red Hat Ansible Automation Platform; convert manual processes to reliable automation; embed automation into CI/CD pipelines; collaborate with teams to troubleshoot and continuously improve automation frameworks.

The ServiceNow Consultant leads the administration and improvement of the ServiceNow platform, ensuring optimum use and alignment with business objectives. Responsibilities include development, integration, compliance, training, and collaboration with teams to enhance operational efficiency and governance processes.

Lead and maintain large-scale enterprise storage and data protection across multiple sites. Oversee administration, performance tuning, capacity management, upgrades, installs, Commvault backup/restore operations, and lifecycle management. Drive ITSM-led operational excellence, incident/problem management, documentation, stakeholder engagement, and ensure recoverability, resilience and regulatory alignment.

The role involves administering Linux server environments, ensuring application availability, performance monitoring, deploying updates, troubleshooting issues, and working within ITIL processes.

Seeking System Administrators with TSPV clearance to manage operational systems, support databases, provide technical support, and recommend technology solutions.

The Technical Specialists will design, implement, and maintain intelligence mission systems, focusing on automation, data integration, and infrastructure management while collaborating with multidisciplinary teams.

As a Help Desk Engineer, you will support ICT systems and users for critical national programs, handling incident resolution and systems administration, while collaborating with various teams.

The Site Reliability Engineer ensures system availability, drives operational stability, implements monitoring and management systems, and improves CI/CD pipelines in a secure, regulated environment.

The Network Administrator position involves managing and maintaining network infrastructure, ensuring security, performance, and stability of networks, and resolving complex network issues.

The role involves managing Linux servers, providing Level 2/3 support, managing virtualized environments, and implementing security controls. Candidates should have experience with configuration tools and incident management.

Manage and optimise multi-vendor network infrastructure (routers, switches, firewalls, cloud networking). Design and produce architecture and as-built documentation, monitor and troubleshoot networks, implement security measures, collaborate with stakeholders on capacity and changes, and provide on-call support to ensure reliable, resilient services.

Lead design, implementation, administration, optimisation and automation of Microsoft SQL database services across private and public clouds. Ensure performance, availability, security, CI/CD integration, and collaborate with engineering and infrastructure teams to maintain governed, reliable platforms.

Support a secure AWS cloud environment, implement automation solutions, and ensure operational resilience for a Defence program.