Sr Computer Systems/SW Systems Engineer

Zel Technologies LLC; Dahlgren (VA); On-site; USD 120,000 - 160,000; Full time

Benefits offered by this job

Medical, Dental and Vision Insurance

401k with company match

Health Savings Account

EAP

Bonuses for performance

Referral bonuses

Job summary

Zel Technologies LLC seeks a Senior Computer Systems/Software Engineer to design, develop, integrate, and test complex hardware–software systems for DoD and Navy programs. The role requires extensive experience in computer hardware engineering, software development, RealTime systems, and integrated architectures across the systems lifecycle.

The engineer will work on requirements management, system integration, and missile interfaces, including SM2/SM6 and ESSM, utilizing VxWorks SMP

Qualifications

• Must be a U.S. citizen and have an active Secret clearance.
• Ten years of professional technical experience with at least five years in the specified domains.
• Experience in DoD/Navy programs and in hardware/software integration.

Responsibilities

• Perform hardware engineering, software design, coding, and compilation for integrated systems.
• Define and manage computer and software requirements with traceability across lifecycle.
• Integrate hardware and software components including missile subsystems.
• Develop and test RealTime VxWorks SMP software.
• Prepare technical reports and support reviews and decisions.

Skills

US citizen

Active Secret clearance

C/C++

Unix/Linux

RealTime systems

VxWorks SMP

Systems engineering

DoD/Navy programs experience

Education

Bachelor's degree in engineering/science/technical

Tools

Systems engineering tools

Job description

* 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. *
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Job Summary

The Senior Computer Systems/Software Engineer will support the design, development, integration, and testing of complex hardware–software systems for Department of Defense (DoD) and Navy programs. This role requires extensive experience in computer hardware engineering, software development, Realtime systems, and integrated system architectures. The engineer will work across the full life cycle of system development, contributing to requirements management, system integration, and advanced missile related interface engineering.

Responsibilities

• Perform computer hardware engineering, software design, coding, and compilation activities for integrated systems.
• Manage and define computer and software requirements, ensuring traceability and compliance across the system lifecycle.
• Integrate hardware and software components into complex systems, including weapon and missile subsystems.
• Utilize systems engineering software tools to support design, modeling, analysis, and documentation.
• Engineer systems that incorporate tightly integrated hardware and software solutions.
• Support Navy and weapon system programs through software development, testing, and interface engineering.
• Develop and maintain software for RealTime VxWorks Symmetric Multi‑Processing (SMP) environments.
• Contribute to hardware and software development for Standard Missile (SM2, SM3, SM6) and Evolved Sea Sparrow Missile (ESSM) internal interfaces.
• Work with specialized missile interfaces such as SM3 Kill Warhead Data Link (KWDL), SM3 Missile Test Data (MTD), SM2/SM6 initialization message digital interfaces, and vertical launch system interfaces.
• Prepare technical reports, analyses, and documentation to support engineering reviews and technical decision-making.

Requirements

• Must be a US citizen.
• Must have an active secret security clearance .
• Bachelor’s degree from an accredited college or university in an engineering, scientific, or technical discipline.
• Ten (10) years of professional technical experience, including at least five (5) years of specialized experience in:
• Computer hardware engineering, embedded systems design experience.
• Software design, coding, and compilation.
• Computer or software requirements management.
• Computer systems or software integration.
• Use of systems engineering software tools.
• Demonstrated ability to engineer complex systems with integrated hardware and software solutions.
• Experience related to weapons systems or Navy programs.
• Experience with HTML, C, C++, Unix, and Linux environments.
• Specialized experience developing RealTime VxWorks SMP software.
• Expertise in hardware and software development for missile internal interfaces, including:
• SM3 Kill Warhead Data Link (KWDL)
• SM3 Missile Test Data (MTD)
• SM2/SM6 initialization message digital interface
• Vertical launch system interfaces
• Successful background and drug screening check.

Preferred Requirements

• Experience supporting Standard Missile (SM) or ESSM programs.
• Strong analytical and problem‑solving skills.
• Effective written and verbal communication abilities.

Physical Demands Or 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.

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 professional, including many military veterans who challenge and support each other in seeking the right solutions to important matters.

Benefits

• 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
• 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 Opportunities

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.