Systems Engineer

General information

Requisition # R65057 Locations USA-DC-Washington Posting Date 12/26/2025 Security Clearance Required Top Secret Remote Type Onsite Time Type Full time

Description & Requirements

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Systems Engineer to join our team in the Washington, DC location. This is an onsite position.

Responsibilities include but are not limited to:

• Maintain, implement and document diverse technology solutions, including client/server and VDI applications, while developing comprehensive ITIL Service Design Packages encompassing SLAs and Capacity Management plans.
• Deploy and maintain enterprise-level infrastructure, focusing on high-capacity SAN environments, backup infrastructures with Data-at-Rest security, and robust Disaster Recovery solutions.
• Engineer and support a large-scale, distributed IT infrastructure using a wide-ranging tech stack that includes Windows/Red Hat OS, VMware, SQL Server, and Microsoft enterprise applications.
• Document the implementation of critical security features and ensure all infrastructure adheres to rigorous security standards, including the integration of tools like HBSS and Splunk.
• Investigate and resolve complex operational problems through end-to-end functional analysis, performance modeling, and requirements specification.
• Lead technology evaluation and reengineering initiatives to drive workload automation and continuous process improvement across the enterprise.
• Provide Subject Matter Expert (SME) guidance to customers, Program Managers, and junior engineering staff while strictly following ITIL-based Change and Problem Management policies.

Minimum Qualifications:

• Bachelor’s Degree in an IT or STEM field with 2+ years’ experience as an enterprise systems administrator in a client or server environment, including deployment automation tools.  An associate’s degree with 6 years, or a high school diploma with 8 years’ experience may be substituted for a degree
• DoD 8570 IAT Level 2 certification required (Security+, CCNA Security, GICSP, GSEC, CND or SSCP)
• DoD 8570 computing environment certification within 6 months of hire
• Extensive knowledge of Windows based systems including Hardware, software, networking, and storage – familiar with Windows Server platforms, preferably 2019 and above and familiar with MS Windows operating systems.

Preferred Qualifications:

• Certifications such as MCSE: Core Infrastructure, VMware: VCTA – CMA
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