Infrastructure Systems Engineer

Sparibis•Suitland, MD

1d•Hybrid

About The Position

Sparibis LLC is seeking an Infrastructure Systems Engineer to join their team. This role involves supporting the analysis, design, development, integration, and implementation of enterprise information systems. The engineer will apply systems engineering principles across the full infrastructure lifecycle, including architecture, design, implementation, integration, testing, deployment, operations, and modernization. Key responsibilities include requirements elicitation and analysis for highly available, scalable, secure, and resilient enterprise infrastructure, and collaborating with cross-functional teams such as cybersecurity, networking, systems administration, cloud engineering, software development, and operations. Prior U.S. Census Bureau experience or experience with Federal systems engineering is preferred.

Requirements

Ability to obtain and maintain a Public Trust Security Clearance.
Bachelor's degree in Computer Science, Information Systems, Engineering, or related technical field.
8+ years of experience supporting systems analysis, systems engineering, or requirements engineering activities.
Must have experience with requirements elicitation and analysis of highly available, scalable, secure, and resilient enterprise infrastructure.
Experience using Sparx Enterprise Architect or similar modeling tools preferred.
Experience using requirements management tools such as Jira, IBM DOORS, Jama, or similar preferred.
Familiarity with Model-Based Systems Engineering (MBSE) concepts and SysML preferred.
Experience eliciting and documenting business (BRD) and system non-functional requirements (NFR).
Experience creating functional specifications, interface documentation, and technical artifacts.
Experience supporting enterprise monitoring and performance management solutions.
Experience with enterprise networking concepts including TCP/IP, DNS, load balancing, routing, switching, VPNs, and firewalls.
Experience with cloud and/or on-premises enterprise systems.
Experience supporting software development lifecycle (SDLC) activities.
Experience with interface standards including REST APIs, SOAP, XML, JSON, messaging services, and batch integrations.
Experience documenting system interfaces and integration requirements.
Experience working with cross-functional teams including developers, testers, infrastructure, cybersecurity, and business stakeholders.
Strong analytical, documentation, and communication skills.
Ability to manage multiple assignments with minimal supervision.
United States Citizenship is required as part of the eligibility criteria to be able to obtain this type of security clearance.

Nice To Haves

Current or prior U.S. Census Bureau experience or experience with Federal systems engineering preferred.
Experience using Sparx Enterprise Architect or similar modeling tools preferred.
Experience using requirements management tools such as Jira, IBM DOORS, Jama, or similar preferred.
Familiarity with Model-Based Systems Engineering (MBSE) concepts and SysML preferred.

Responsibilities

Lead requirements elicitation sessions with business and technical stakeholders, focusing on infrastructure requirements.
Analyze business processes and operational workflows to identify system requirements.
Document functional (FRD), non-functional (NFR), interface, and business requirements (BRD).
Support the development of user stories, use cases, operational workflows, and acceptance criteria.
Assist with maintaining requirements traceability throughout the project lifecycle.
Document system interfaces, data exchanges, and integration requirements.
Support development of Interface Control Documents (ICDs), data mappings, and technical documentation.
Support system integration planning, testing, and defect resolution activities.
Assist in developing engineering documentation including: System Requirements, Functional Specifications, Interface Specifications, Process Flows, Data Flow Diagrams, Sequence Diagrams, Infrastructure, network, storage, identity and access management Requirements.
Assist with system decomposition, workflow analysis, and solution documentation.
Support verification activities by ensuring requirements are complete, testable, and traceable.
Identify infrastructure risks, dependencies, and technical debt while recommending mitigation strategies.
Collaborate with cybersecurity teams to ensure infrastructure complies with Federal security requirements, security controls, and enterprise architecture standards.
Collaborate with software developers, testers, cybersecurity, infrastructure, and business teams to clarify requirements.
Participate in design reviews, technical working groups, and engineering discussions.
Assist with project planning by identifying technical dependencies, assumptions, and risks.
Produce documentation supporting system implementation and operational readiness.