Senior Systems Engineer

General information

Requisition # R64684 Locations USA-MD-Columbia Posting Date 12/10/2025 Security Clearance Required TS/SCI w/ Poly Remote Type Onsite Time Type Full time

Description & Requirements

Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we’ve been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now—unleash your potential with MANTECH!

ManTech seeks a motivated, career-driven, and customer-focused Senior Systems Engineer to join our team in Columbia, MD. You will play a critical role in supporting the enterprise infrastructure capabilities for a global, mission-focused workforce. This position supports the high-visibility Enterprise Infrastructure Services (EIS) organization, responsible for the delivery and security of MPO’s Enterprise Information Technology (EIT)—the foundation for enterprise-wide services. As a Senior Systems Engineer, you will work alongside customers, Integrated Product Teams (IPTs), and vendors to support the implementation and compliance of advanced EIT capabilities through Data Center & Compute Services. Responsibilities include, but are not limited to: Analyzes user’s requirements, concept of operations documents, and high-level system architectures to develop system requirements, and provide technical leadership for the integration of requirements into ongoing operations. Leads design and development activities for mission critical hardware solutions utilizing various design tools such as: Brave, Visio, JavaScript, Object Notation (JSON), and macro enabled spreadsheets. Ensure new technologies can be integrated with existing systems and plan for future requirements, refreshes, replacements, and upgrades. Coordinate meetings with vendors, manufactures, network, server, and sustainment personnel to develop engineering management plans such as: rack elevations, floor plans, network designs, system integration, etc. Minimum Qualifications: Bachelor’s degree with 12+ years of relevant experience OR associate’s degree with 15 years of relevant experience OR high school diploma/GED with 20 years of relevant experience. Experience working with customers at various levels. Experience with developing and gathering mission critical requirements and designing optimal enterprise solutions. Experience with the Brave design tool, Visio, JavaScript, Object Notation (JSON), and macro enabled spreadsheets. Experience with developing design documentation such as: rack elevations, floor plans, network design, and power/space/cooling requirements. Preferred Qualifications: Experience working with Vendors and Manufacturers. Experience leading the various refresh, replacement, and upgrade efforts. Clearance Requirements: Must possess and maintain a current/acti