Senior Systems Engineer

Overview

i3 is seeking a Senior Systems Engineer to support the U.S. Army DEVCOM Aviation & Missile Center (AvMC) Air/Ground Integration and Interoperability Lab (AGIIL) in Huntsville, AL. AGIIL is a fast-paced, rapid prototyping and systems integration laboratory supporting a diverse range of Department of War customers and mission areas. The selected candidate will work with multidisciplinary teams to translate operational and customer needs into technical requirements and practical hardware and software engineering solutions. You will apply a comprehensive understanding of Systems Engineering principles to identify and derive requirements, support software and system architecture development, design, integrate, test, and verify complex systems in a fast-paced R&D environment, contributing independently while also collaborating closely with senior engineers and mentors.

Responsibilities

• Analyze customer and operational needs and translate them into practical technical requirements, approaches, and engineering solutions.
• Support rapid prototyping, software development, system integration, troubleshooting, laboratory and field testing, demonstrations, and evaluation activities.
• Develop system concepts, architectures, interface definitions, functional/data flows, mockups, and other engineering products used to communicate and mature solutions.
• Coordinate with software developers and other engineering disciplines to refine system behavior, interfaces, and implementation approaches.
• Work with software, hardware, network, test, and integration engineers to develop, evaluate, and improve integrated system solutions.
• Perform technical assessments, trade studies, and gap analyses; document findings, test results, risks, and recommended courses of action for internal and Government customers.
• Reviewing test plans, procedures, and verification and validation activities.
• Independently manage assigned technical tasks and priorities while coordinating with Government customers, internal teams, vendors, and external organizations as required.
• Other duties as assigned.

Qualifications

• Bachelor’s degree in an engineering, technical, or related discipline, or equivalent relevant experience.
• 10 years of relevant Systems Engineering, systems integration, or related technical experience.
• Experience supporting the development, integration, and testing of hardware and software systems, including software-intensive or networked solutions.
• Experience working with a multidisciplinary teams providing systems engineering support to develop practical engineering solutions.
• Ability to analyze technical problems, troubleshoot integration issues, and support software/system verification and validation activities.
• Strong written and verbal communication skills and ability to work independently with general guidance as part of a multidisciplinary team.
• Active DoD Secret security clearance required to start.
• U.S. Citizenship required.
• Ability to lift 50lbs.
• 10% Travel.

Preferred:

• Experience with DoDAF architectures, UML/Object-Oriented Design, data flows, interface diagrams, or similar system modeling methods.
• Familiarity with DevSecOps environments and tools such as Jira, Azure DevOps, or similar platforms.
• Experience supporting DoD/Army rapid prototyping, tactical networking, system integration, laboratory, or test environments.

Knowledge/Skills

• Knowledge of office administration and procedures.
• Exceptional judgment capabilities and relationship management skills.
• Excellent communication, teamwork, and client service skills; ability to clearly communicate in discussions and written documents, and to deliver feedback clearly and tactfully.
• Interact with a diverse array of customers and staff in a professional and courteous manner.
• Work independently with accountability for accurate and complete results.
• Be extremely organized and exceptionally detail oriented.
• Work well both independently and in a team environment.
• Be energized by a fast-paced work environment.
• Must be able to communicate with others effectively.
• Analyze information and respond appropriately.
• Manage time wisely and prioritize tasks.
• Provide superior customer service.
• Multi-task in a pleasant manner.
• Work well under pressure.

PHYSICAL DEMANDS

• The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job.
• While performing the duties of this job, the employee is regularly required to talk or hear. The employee frequently is required to stand; walk; handle or feel; and reach with hands and arms.
• The employee is occasionally required to sit; climb or balance; and stoop, kneel, crouch or crawl.
• Specific vision abilities required by this job include close vision, distance vision, peripheral vision, depth perception and ability to adjust focus.
• Regular i3 hours are 8:00 a.m. - 5:00 p.m. Monday-Friday, however, additional hours may be required on occasion. Regular and punctual attendance is required.

About i3

Founded in 2007, Integration Innovation, Inc. (i3) is headquartered in Huntsville, AL, with additional offices in Orlando, FL, and the National Capital Region. We are a 100% team member-owned mid-tier integrator with over 800 employee-owners, and our culture speaks for itself: we've earned ten Best Places to Work® awards, driven by strong employee engagement, transparent leadership, and a genuine commitment to communication.

i3 team members operate at the leading edge of national defense across a broad range of technical disciplines, from systems and software engineering to modeling, simulation, and training solutions to cybersecurity, digital engineering, and enterprise IT. We also take products from prototype through production, bringing that same engineering rigor to manufacturing and delivering hardware at scale. For candidates, that means a rare opportunity: the innovation and mission focus of an engineering services company paired with the hands‑on impact of building and delivering real solutions that benefit the Warfighter, all inside an employee‑owned company where your contributions directly shape both the mission and your ownership stake in the business.