> Markdown version of [/jobs/ext/523451-senior-systems-engineer](https://www.wearedevelopers.com/jobs/ext/523451-senior-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). --- # Senior Systems Engineer - **Company:** Revolutional, LLC - **Location:** Alexandria, VA, United States (Remote available) - **Experience:** Expert - **Salary:** $150,000.0 - $180,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Active Directory, Amazon Web Services, Application Integration Architecture, Systems Engineering, Microsoft Azure, Dynamic Host Configuration Protocol, Domain Name System (DNS), VMware ESX Servers, Monitoring of Systems, Hyper-V, Python (Programming Language), Kerberos (Protocol), Kernel-Based Virtual Machine, Lightweight Directory Access Protocols (LDAP), System Center Operations Management, Windows Servers, Networking Basics, Routing, Performance Tuning, Public Key Infrastructure, Windows PowerShell, Server Administration, TCP/IP, Virtualization Technology, Scripting, Load Balancing, System Availability, Infrastructure Automation Frameworks, Information Technology, Cloud Optimization, Splunk, Citrix Netscaler - **Published:** June 13, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=8e5d0f59f9b48529 ## About the Role Do you have experience in System tuning?, Do you have a Bachelor's degree?, We are seeking a highly experienced and technically proficient Senior Systems Engineer to manage, optimize, and secure critical enterprise infrastructure at the Dept of State in Washington, DC. The ideal candidate will be a hands-on expert in Windows Server, Active Directory, and virtualization technologies, with a strong focus on automation and cloud adoption. This role requires deep technical troubleshooting skills and the ability to work in a secure, on-site environment., * Active Top Secret with SCI(active or cross-over-eligible). * Bachelor's in computer science, Information Technology, or related field - or equivalent practical experience. * 10+ years Server administration * Proficiency in PowerShell for complex administration, reporting, and automation. * Extensive experience with virtualization platforms (ESXi, Hyper-V, or KVM), including deployment, maintenance, and performance tuning. * Experience with Active Directory in production environments. Preferred Qualifications (nice-to-have) * Deep understanding of networking fundamentals (TCP/IP, DNS, DHCP, routing protocols) and experience with load balancers (e.g., F5/NetScaler). * Proven experience in designing and managing PKI and handling the entire certificate lifecycle. * Excellent written and verbal communication skills, with a proven ability to document complex systems. * Background in AWS and/or Azure infrastructure, services, and best practices. * Familiarity with security compliance frameworks and tools for federal/classified environments (STIG, RMF, NIST). * Experience with enterprise monitoring solutions (e.g., SCOM, Splunk, health sets). * Exposure to Microsoft 365 (M365) technologies, including Hybrid/M365 touchpoints (e.g., Modern Auth, EOP/Defender). ## Description * Own Windows Server/Active Directory (AD) Services (GPO, DNS/DHCP, OU design, patching, monitoring) across production enclaves, ensuring high availability and optimal performance. * Design, implement, and manage enterprise virtualization platforms, primarily using VMware ESXi, for maximum efficiency and resource utilization. * Automate infrastructure deployment, configuration, and maintenance at scale using PowerShell and other scripting languages (e.g., Python), focusing on IaC (Infrastructure as Code) principles. * Architect, deploy, and manage Public Key Infrastructure (PKI) solutions and oversee certificate/TLS lifecycle management across the enterprise. * Perform complex, end-to-end troubleshooting of infrastructure issues, covering networking (TCP/IP, routing, load balancing), identity (Kerberos/LDAP), and application integration. * Document runbooks, standard operating procedures (SOPs), and change procedures; participate in scheduled change windows and on-call rotation. * Contribute to cloud strategy and migration efforts by providing technical expertise for AWS and/or Azure platform integration. * Ensure systems adhere to stringent security requirements (e.g., STIG/RMF/NIST), especially within federal or classified environments. ## Related Videos - [Our journey with Spring Boot in a microservice architecture](https://www.wearedevelopers.com/videos/511-our-journey-with-spring-boot-in-a-microservice-architecture) - [An Applied Introduction to eBPF with Go](https://www.wearedevelopers.com/videos/1075-an-applied-introduction-to-ebpf-with-go) - [Creating a routing app with Google Maps API from scratch](https://www.wearedevelopers.com/videos/831-creating-a-routing-app-with-google-maps-api-from-scratch) - [Hacking MSSQL on Cloud. 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