BAE Systems is seeking an experienced Senior Lead Infrastructure Engineer to work collaboratively to support a hybrid cloud environment, providing technical leadership to manage Tier-2 support for multi-cloud (AWS, Azure GCC-High, Google and Oracle) and on-prem environments while ensuring a secure and reliable operational environment. This position will work closely with subject matter experts and development (DevSecOps) teams to deliver high quality solutions. In terms of Tier-2 Support, this leadership role entails the following: • Ability to maintain operational readiness for all accredited systems and assist the adoption of advanced engineering for production systems across multi-cloud cloud platforms and on-premises infrastructure. • Oversee helpdesk functions to provide timely assistance to end-users • Provide full life cycle management for engineering support to all endpoints, including desktop/ laptop, patching, etc. • Experience with anticipatory monitoring, troubleshooting, and resolution of complex incidents escalated from Tier-0/1 support. • Oversee security monitoring, vulnerability assessment and management, and risk mitigation. • Ability to oversee ICD-503 compliance requirements, security and resilient operations for critical IT infrastructure and services. • Manage traditional network engineering tasks such as VLAN management, configuration backups, and real-time device monitoring. • Conduct regular performance assessments of lT systems and proactively identify opportunities for improvement or remediation • Perform other traditional IT maintenance, including: • Network device monitoring, performance optimization, and configuration management. • Endpoint lifecycle tasks such as provisioning, imaging, patching, and hardware replacement • Routine infrastructure management, including power, cooling, and hardware lifecycle • This leadership role requires technical acumen, strong communication skills and a collaborative mindset: activities will include achieving daily O&M objectives to achieve highly reliable operational results; coaching and reviewing the work of lower-level technical staff; and collaborating with subject matter experts and government personnel on a technical level, requiring deep technical knowledge.