Full Time: Systems Engineering Senior

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Full Time 45 Dahlgren, VA, Dahlgren, VA, US

This position is contingent upon contract award. *

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Job Summary The Senior Systems Engineer will provide advanced technical expertise in the research, design, development, integration, and evaluation of complex Department of Defense (DoD) systems. This role supports full lifecycle systems engineering activities, including requirements development, architecture generation, system design, test planning, and technical documentation. The position requires deep experience with DoD systems, weapon and launcher systems, and systems engineering tools, along with the ability to lead technical efforts and support major engineering events.

Responsibilities Lead systems engineering activities from concept development through test and evaluation.

Develop and maintain system architecture, requirements, interface definitions, and engineering documentation.

Support integration and testing of complex systems, including weapons, missiles, launchers, or weapon control subsystems.

Conduct trade studies, risk assessments, and technical analyses to support program decisions.

Prepare and deliver technical reports, briefings, Systems Engineering Plans (SEPs), Technical Data Packages (TDPs), and other engineering artifacts.

Collaborate with multidisciplinary engineering teams, program managers, and government stakeholders.

Provide technical input for formal systems engineering events, reviews, and audits.

Requirements Must be a US citizen.

Must have an active secret security clearance.

OR a bachelor’s degree in engineering, Mathematics, Physics, Operations Research, Computer Science, or another technical discipline and six (6) years of relevant DoD systems engineering experience.

Five (5) years of concurrent experience in requirements development, system design, and implementation of systems emphasizing portability, scalability, and interoperability.

Five (5) years of experience with systems engineering and requirements management tools such as CORE, Rhapsody, MagicDraw, DOORS, Requisite Pro, OPNET, NETWARS, CaliberRM, or executable UML.

Demonstrated ability to produce strategic plans, TDPs, system specifications, design requirements, SEPs, test and evaluation planning documents, and other engineering documentation.

Ten (10) years of professional technical experience including five (5) years of specialized experience in maritime, launcher, missile, weapon, or weapon control systems concept definition, design, integration, and engineering.

Experience in systems management, systems engineering design, use of systems engineering software tools, and application of systems engineering processes.

Engineering experience in requirements development, risk management, and requirements traceability and verification for weapon systems (missiles, launchers, or weapon control systems).

Engineering experience in the design, development, and testing of surface launching system components with emphasis on reliability.

Experience generating system architectures, system requirements, interface diagrams, test matrices, and Concepts of Operations (CONOPS).

Familiarity with DoD acquisition processes, documentation standards, and lifecycle management.

Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

The majority of the time is spent in an office setting.

Zel Technologies is a trusted leader in national security, providing comprehensive research, development, engineering, and operational support to the Department of Defense, the Intelligence Community, and federal agencies. Originally focused on leveraging operational and software expertise to improve time‑critical targeting capabilities for the military, the company advanced its capabilities to provide scientific and HUMINT expertise for CBRNE collection and analysis. In the wake of 9/11, Zel Technologies rapidly expanded its capabilities to provide turnkey ISR support services to US Special Operations Forces (SOF), as well as advanced technical & operational intelligence, physical & data science, and engineering support services to the greater Intelligence and SOF Communities supporting global counterterrorism and CWMD operations.

Today, Zel Technologies remains at the forefront of intelligence missions, advancing CWMD and global counterterrorism efforts, while also addressing emerging threats posed by near‑peer adversaries. Our Mission Through our commitment to innovation and quality, our skilled teams deliver robust, technology driven solutions and insights that empower our customers to overcome complex challenges and achieve their mission objectives.

You will join a caring community of professional, including many military veterans who challenge and support each other in seeking the right solutions to important matters.

Medical, Dental and Vision Insurance

401k immediate vesting with company match

Flexible Spending Accounts

Health Savings Account with company contributions

Employee Assistance Program (EAP)

Bonuses for performance

Educational assistance and special training programs

Group life insurance (Company paid)

Short‑term and Long‑term Disability Insurance (Company paid)

Paid Time Off (PTO), Holiday Leave, Jury Duty, and Military Leave

Health and fitness reimbursement

ZelTech is an equal opportunity employer and does not discriminate based on race, color, religion, creed, sex, age, sexual orientation, national origin, disability, marital status, military status, genetic predisposition, or any other basis protected by law.

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