Senior Systems Engineer

Fantom Corporation is a mission-focused organization supporting critical programs across the defense and intelligence community. We partner with our customers to deliver high-impact technical solutions while fostering a culture built on trust, expertise, and long-term career growth.

We are seeking a Senior Systems Engineer to support the analysis, design, integration, and implementation of complex enterprise systems within a mission-focused environment. This role is responsible for leading systems engineering efforts across the full lifecycle, including requirements development, architecture design, integration, testing, risk management, and operational support.

The ideal candidate has extensive experience supporting large-scale systems engineering initiatives involving DoD architectures, service-oriented architectures, systems integration, and technical program leadership.

Analyze user requirements, operational concepts, and system architectures to develop system requirements and technical specifications

Lead systems engineering and integration activities throughout the system lifecycle

Develop and maintain systems engineering documentation including System Engineering Plans (SEPs), Requirements Specifications, Interface Control Documents (ICDs), and integration/test plans

Support the development of system architectures using DoDAF, SOA, and related enterprise architecture standards

Perform requirements analysis, functional allocation, and derivation of lower-level system requirements

Support system integration, interface definition, and cross-functional coordination activities

Participate in Integrated Product Teams (IPTs) to design and implement new technical capabilities

Conduct technical assessments, feasibility studies, and end-to-end system flow analysis

Develop alternative system concepts, physical architectures, and design solutions

Manage configuration changes and coordinate action items from CCBs, design reviews, and program reviews

Support verification and validation activities, including test planning and system certification efforts

Develop Information Assurance (IA) and security-related requirements, including confidentiality, integrity, authentication, and access control mechanisms

Conduct quantitative analyses related to system performance, reliability, maintainability, and survivability

Support DoD Certification & Accreditation (C&A) and Joint Capabilities Integration and Development System (JCIDS) processes

Assess program risks and support risk mitigation planning and execution

Coordinate system integration activities across multiple technical teams and stakeholders

Provide technical leadership and guidance to engineering teams and program stakeholders