Senior Systems Engineer - Data Center

About Delinea: Delinea is a pioneer in securing human and machine identities through intelligent, centralized authorization, empowering organizations to seamlessly govern their interactions across the modern enterprise. Leveraging AI‑powered intelligence, Delinea’s leading cloud‑native Identity Security Platform applies context throughout the entire identity lifecycle – across cloud and traditional infrastructure, data, SaaS applications, and AI. It is the only platform that enables you to discover all identities – including workforce, IT administrator, developers, and machines – assign appropriate access levels, detect irregularities, and respond to threats in real‑time.

With deployment in weeks, not months, 90% fewer resources to manage than the nearest competitor, and a 99.995% uptime, Delinea delivers robust security and operational efficiency without compromise.

Join our passionate, global team at Delinea and help us make the world a safer and more secure place. Our success is driven by world‑class product leadership, outstanding engineers, and strategic investment from TPG. We value diversity, innovation, and a culture of respect and fairness. If you’re ready to push boundaries and challenge the status quo in security, we want to hear from you.

Apply today to help us achieve our mission.

Our growing technology organization is seeking a Senior Systems Engineer – Data Center Infrastructure to join our team. This role is responsible for the end‑to‑end design, implementation, and ownership of core data center technologies, including compute, storage, networking, and security platforms, and will serve as a key contributor in driving scalable and reliable infrastructure solutions. The ideal candidate is a hands‑on infrastructure engineer who can operate at both a strategic and execution level, driving architecture decisions while also delivering builds and implementations, while partnering across engineering and business teams to support high‑impact initiatives.

This position is based in the Reston, VA / Washington, D.C. metropolitan area and operates in a hybrid model out of the DC office, combining remote work with regular presence in local data centers and colocation facilities, with periodic travel required for infrastructure projects and participation in after‑hours maintenance windows and critical incident response as needed.

• Conduct ongoing monitoring of data center infrastructure to ensure the integrity, performance, and availability of hardware, server resources, network systems, and critical services; proactively review system and network activity to identify and address potential issues.
• Take ownership of data center infrastructure operations, including network engineering (switching, routing, firewalls), storage systems (SAN/NAS), and server platforms, ensuring stability, scalability, and performance across environments.
• Support the design, implementation, and lifecycle management of core infrastructure systems, with a focus on firewall platforms, storage environments, and compute resources.
• Participate in infrastructure‑related projects, including hardware refreshes, upgrades, and new deployments, ensuring solutions are implemented effectively and aligned with organizational standards.
• Perform advanced troubleshooting and resolution of infrastructure‑related issues within the data center, including break/fix activities, root cause analysis, and service restoration.
• Assist with vendor coordination, hardware procurement, and asset lifecycle activities to support infrastructure growth and modernization efforts.
• Develop and maintain system and infrastructure documentation, contributing to the continuous improvement of operational processes and standards.
• Collaborate with internal teams to support infrastructure requirements for business and technology initiatives, ensuring reliable and secure system performance.
• Participate in after‑hours maintenance activities and respond to critical incidents as needed to support ongoing infrastructure operations.

• 10+ years of experience in systems engineering or infrastructure‑focused roles, with a strong background in…