Software Engineer Full Stack (Mid-Level)

Position Notice

• This position is contingent upon contract award.
• This position is eligible for a $500 ZelTech Non‑Employee Referral fee. Contact ZelTech Recruiters for questions concerning this matter.

Location

Charlottesville or McLean, VA

Job Summary

The Software Engineer – Full Stack (Mid‑Level) analyzes, designs, develops, integrates, and maintains secure, scalable software solutions across front‑end and back‑end systems. This role works closely with customers, users, and cross‑functional teams to define requirements, recommend appropriate technologies, and deliver full‑stack software applications supporting business and mission objectives across local, networked, cloud‑based, and internet environments.

Responsibilities

• Analyze, design, program, debug, modify, and enhance existing software and develop new full‑stack software products and capabilities.
• Support full‑stack software architecture development, including front‑end, back‑end, data‑layer, and service‑based architectures.
• Participate in requirements analysis, process execution, evaluation, and system integration for both new and legacy systems.
• Analyze customer, system, and user requirements to determine the most effective software, web, and full‑stack technologies.
• Work directly with customers, users, and internal development teams to gather, define, and refine functional and technical requirements, including necessary system modifications.
• Design, develop, test, deploy, and maintain software and web‑based applications supporting commercial and end‑user use cases, including materials management, financial management, HRIS, mobile applications, and desktop applications.
• Develop and maintain APIs, services, and integrations supporting end‑to‑end application functionality.
• Using current programming languages and technologies, write code, complete programming tasks, and perform unit, integration, and system‑level testing and debugging.
• Evaluate, select, and integrate Commercial Off‑The‑Shelf (COTS) and Government Off‑The‑Shelf (GOTS) tools and technologies.
• Follow formal software design and development processes using specifications, data flow diagrams, interface definitions, and other accepted design techniques.
• Ensure compliance with applicable laws, standards, and established guidelines for software and web development, including best practices for security, modularity, reuse, efficiency, reliability, maintainability, and fault tolerance.
• Complete technical documentation and procedures related to software installation, configuration, operation, and maintenance.
• Coordinate creation and integration of required technology components into cohesive, end‑to‑end system solutions.
• Troubleshoot, analyze, and resolve software issues across the full application stack.
• Work independently and collaboratively as part of integrated development teams.
• May lead tasks, projects, or features and provide technical guidance or direction to team members.
• May coordinate and support efforts across multiple teams to drive projects through successful completion.

Requirements

• Must be a US citizen.
• Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or a related discipline, or equivalent practical experience.
• Minimum 5 years’ experience.
• Current TS/SCI security clearance.
• Mid‑level professional experience in full‑stack software development.
• Experience with modern programming languages, frameworks, and full‑stack technologies.
• Experience analyzing requirements and translating them into technical solutions.
• Familiarity with formal software development methodologies and design techniques.
• Experience supporting or integrating software in local, networked, or cloud‑based environments.
• Strong communication skills and ability to interact with customers and end users.
• Successful background and drug screening check.

Preferred Requirements

• TS/SCI with CI Poly security clearance.
• Experience developing enterprise, mission‑critical, or customer‑facing applications.
• Experience developing and consuming APIs and backend services.
• Experience with COTS/GOTS evaluation and integration.
• Prior experience leading development tasks, features, or small technical teams.

Physical Demands / Work Environment

• The majority of the time is spent in an office setting.
• Occasionally lift and/or move up to 25 pounds.
• Specific vision abilities required include close vision, distance vision, color vision, and ability to adjust focus.
• Collaborative, team‑oriented development environment.
• Frequent interaction with technical stakeholders, customers, and end users.
• Requires ability to manage multiple priorities and deliver high‑quality solutions within defined timelines.

About ZelTech

Founded in 1988 by Ret. Col. Jack L. Ezzell Jr., 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 team remains committed to delivering adaptive, innovative, and cost‑effective solutions across multiple domains, in alignment with the mission priorities of the U.S. Government and its partner nations.

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.

Our Workforce

ZelTech team members represent a wide range of backgrounds, skills, experience, and personalities bound together by common objectives and mutual respect. You will join a caring community of professionals, including many military veterans who challenge and support each other in seeking the right solutions to important matters.

Benefits

• Medical, Dental and Vision Insurance
• 401(k) immediate vesting with company match
• Flexible Spending Accounts
• Health Savings Account with company contributions
• Employee Assistance Program (EAP)
• Bonuses for performance
• Voluntary life/accidental death & dismemberment
• Educational assistance and special training programs
• Voluntary benefits (accidental, critical illness, whole life)
• 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
• Referral bonuses
• Employee discounts on various services and products

Equal Opportunity

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.