> Markdown version of [/jobs/ext/2963252-systems-engineer](https://www.wearedevelopers.com/jobs/ext/2963252-systems-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Systems Engineer - **Company:** Robert Half - **Location:** Lexington, MA, United States - **Experience:** Expert - **Contract:** Temporary contract - **Skills:** Microsoft Windows, Active Directory, Apple Mac Systems, Systems Engineering, User Authentication, Microsoft Online Services, Configuration Management, Cyber Security, Disaster Recovery, Multi-Factor Authentication, Hyper-V, Identity and Access Management, Information Technology Operations, Network Troubleshooting, Windows Servers, Citrix Systems, Windows PowerShell, Remote Access Technology, Azure Active Directory, Server Administration, Microsoft SharePoint, Single Sign-On, Virtual Machines, Software Vulnerability Management, Scripting, Firewalls (Computer Science), Microsoft InTune, Veeam, Servicenow - **Published:** September 17, 2026 - **Apply:** https://dejobs.org/x/x/926AF9E736BF492EAA2370B11959A1AD/job/ ## About the Role We are looking for a Sr. Systems Engineer to support and enhance enterprise infrastructure. This long-term contract position is suited for a hands-on, detail-oriented individual who can manage core Microsoft platforms, strengthen endpoint and identity services, and help maintain a secure, reliable IT environment. The role will work across server administration, cloud-connected services, endpoint operations, and security response while partnering with technical teams and business stakeholders to improve operational performance., Requirements * At least 4 years of experience in enterprise infrastructure or systems engineering roles. * Strong hands-on knowledge of Microsoft 365, Active Directory, Microsoft Entra ID, Windows Server, Hyper-V, Intune, and PowerShell scripting. * Solid understanding of enterprise networking concepts, including firewalls, switching, wireless connectivity, VPN technologies, and secure access methods. * Experience with endpoint management, patching, compliance enforcement, and troubleshooting across Windows, macOS, and mobile devices. * Background in security operations, including vulnerability remediation, endpoint protection, multifactor authentication, single sign-on, and privileged access practices. * Ability to work independently on complex infrastructure initiatives with strong analytical and problem-solving skills. * Experience supporting regulated environments and compliance-driven processes such as access reviews, audit support, or SOX-related controls. * Preferred exposure to tools and platforms such as ServiceNow, CrowdStrike, Arctic Wolf, Mimecast, Veeam, Nasuni, SharePoint, Citrix technologies, Palo Alto, or Meraki. Technology Doesn't Change the World, People Do.® ## Description * Oversee daily administration of Windows Server environments and maintain stable performance across core infrastructure systems. * Support Hyper-V ecosystems by managing clustered hosts, virtual machines, storage resources, backup operations, and disaster recovery readiness. * Maintain enterprise endpoint management through Microsoft Intune and related tools, including application rollout, policy configuration, compliance enforcement, and remediation scripting. * Administer identity platforms such as Active Directory, Microsoft Entra ID, and Microsoft 365, including access controls, authentication methods, and user lifecycle activities. * Investigate infrastructure and security incidents, resolve vulnerabilities, and contribute to response efforts and root cause reviews. * Provide advanced troubleshooting as an escalation point for complex systems, endpoint, and networking issues affecting users and business services. * Build and refine automation using PowerShell to reduce manual effort, improve consistency, and support scalable IT operations. * Create and update technical documentation, operational standards, and support procedures to strengthen service delivery and governance. * Work with vendors, managed security partners, and internal teams to coordinate platform support, compliance activities, and infrastructure improvements. ## Related Videos - [JavaScript? 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