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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # System Administrator - **Company:** Booz Allen Hamilton Inc. - **Location:** Annapolis Junction, MD, United States - **Experience:** Expert - **Salary:** $99,000.0 - $225,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Active Directory, Amazon Web Services, Microsoft Azure, Bash Shell, Basic Access Authentication, Configuration Management, Software Documentation, Cyber Security, Continuous Integration, Dynamic Host Configuration Protocol, Linux, DevOps, Domain Name System (DNS), Monitoring of Systems, Hyper-V, Hypervisor, Python (Programming Language), Linux System Administration, Log Analysis, Nagios, Networking Basics, Routing, Performance Tuning, Public Key Infrastructure, Windows PowerShell, Ansible, TCP/IP, Virtual Local Area Networks, Virtual Machines, Virtualization Technology, Software Vulnerability Management, Data Logging, Scripting, Computer Networking Systems, Enterprise Software Applications, Firewalls (Computer Science), Git, Os Ticket, 3-tier Architectures, Splunk, Vmware - **Published:** September 10, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=535dac55b924db18 ## About the Role * Experience with cloud platforms such as AWS, Azure, or GovCloud * Experience with Windows and Linux system administration * Experience with virtualization using platforms such as VMware or Hyper-V * Experience with scripting in PowerShell, Bash, or Python * Experience with networking fundamentals, including TCP / IP, VLANs, routing and switching, and firewalls * Experience with system monitoring, logging, troubleshooting, and performance tuning * Experience supporting secure, classified environments * TS/SCI clearance with a polygraph * Bachelor's degree and 10+ years of experience with system administration, or 15+ years of experience with system administration in lieu of a degree * DoD 8140 or 8570 Certification such as Security+, CySA+, CCNA, or CASP+ Certification Nice If You Have: * Experience with DevOps, automation tools and configuration management such as Ansible, Git, and CI/CD pipelines * Experience with enterprise monitoring tools, including Splunk and Nagios * Ability to operate independently in sensitive, fast-paced mission environments * Ability to support senior technical and mission stakeholders * Possession of excellent communication skills ## Description Your combination of people skills and system administrator expertise makes you the team hero, solving one problem after another. We're looking for a system administrator with customer-facing experience in secure Windows and Linux environments to help us securely modernize our system and networking infrastructure. As a lead system administrator on our team, you'll gain hands-on experience with enterprise infrastructure, mission critical systems, and operations in classified and unclassified environments. You'll guide your team as it provides insights through monitoring and performance management. Your system administration expertise will be vital as you evaluate opportunities for improvement in a mission-critical network. You'll help your team better understand the network by turning met rics into information and explaining their meaning and identify opportunities for modernization. What You'll Work On: * Install, configure, secure, maintain, and optimize Windows and Linux operating systems. * Maintain Active Directory, DNS, DHCP, PKI, and core enterprise services. * Administer and support virtualized environments such as VMware, hypervisors, and virtual machines. * Maintain system documentation, architecture records, and configuration baselines. * Apply DoD cybersecurity and configuration management requirements including STIGs, RMF, and ACAS or Tenable. * Provide Tier 1 support when needed, including help desk triage, ticket resolution, user assistance, and basic access troubleshooting. * Provide Tier 2 and Tier 3 escalation support for complex issues affecting servers, storage, networks, and enterprise applications. * Monitor system performance, uptime, and capacity ; conduct root cause analysis and remediation. * Execute system patching, updates, backups, restoration procedures, and disa ster recovery planning. * Support integration of new technologies, system upgrades, and enhancements. * Work with cross functional teams including cybersecurity, network engineering, and sof tware development. * Maintain security posture through log analysis, auditing, access control enforcement, and vulnerability remediation. ## Related Videos - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Hacking MSSQL on Cloud. 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