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# Senior Windows Engineer

- **Company:** Mantech International Corporation
- **Location:** Laurel, MD, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Configuration Management, Cyber Security, Linux, Desktop Virtualization, Monitoring of Systems, Network Troubleshooting, Windows Servers, Windows PowerShell, Red Hat Enterprise Linux, Ansible, Service Pack, Systems Architecture, Virtual Machines, VMware Horizon View, Workflow Management Systems, Saltstack, Deployment Automation, CIS Benchmarks, Virtual Private Clouds, User Accounts, Vmware
- **Published:** October 30, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9277709/senior-windows-engineer

## About the Role

MANTECH seeks a motivated, career and customer-oriented Senior Windows Engineer to join our team in Laurel, MD., * Bachelor's degree and fourteen (14) years of relevant experience, or nineteen (19) years of relevant experience with a High School Diploma/GED.

 * Experience with Active Directory and Group Policy Object (GPO) Administration to enforce security baselines and manage domain environments.
 * Experience with automation tools such as SaltStack to automate deployment and maintain configuration state across infrastructure.
 * Experience administering VMware environments to host, manage, and scale high-availability virtual machines and private clouds.
 * Experience implementing and maintaining Privileged Access Management (PAM) tools
 * Experience managing virtual desktop infrastructure using tools such as Omnissa Horizon (formerly VMware Horizon) for VDI delivery.
 * DoD 8140/8570 IAT Level II certification (e.g., Security+ CE, CySA+, CCNA-Security, GSEC, CND, or SSCP)., * Experience with PowerShell scripting for advanced task automation and systems administration.
 * Experience managing secure computing environments to adhere to DISA STIGs and NIST 800-53 security controls.
 * Experience with Ansible configuration management and orchestration tools.
 * Experience with Linux and Red Hat Enterprise Linux (RHEL) operating system environments.

Clearance Requirements:

 * Active Top Secret/SCI with Polygraph

Physical Requirements:

 * Must be able to remain in a stationary position 50% of the time.
 * Needs to occasionally move about inside the office to access file cabinets, office machinery, and server equipment.
 * Frequently communicates with co-workers, management, and customers, and must be able to exchange accurate information in these situations

## Description

* Provision, manage, and maintain Windows servers across online and air-gapped environments.
 * Configure network adapters, storage, firewalls, and connected core enterprise services.
 * Deploy monitoring tools to detect system anomalies and proactively prevent service disruptions.
 * Perform root cause analysis on outages and implement lasting preventive engineering fixes.
 * Support hardware, software, and appliance deployments, OS upgrades, and security patching.
 * Translate complex user requirements and system architectures into actionable technical specifications.
 * Deliver Tier 1-3 escalation support for client, server, and network issues while administering user accounts.