Systems Engineer III

Responsibilities

Sabre Systems is seeking an experienced Systems Engineer III to support critical naval software delivery operations for our customer, the Naval Information Warfare Center Pacific (NIWC-PAC), located in San Diego, California. The selected candidate will play a vital role in supporting the Application Arsenal (AA), NIWC-PAC's enterprise-class software delivery platform that provides mission-critical capabilities to naval forces worldwide. The Application Arsenal serves as the Department of the Navy's premier enterprise distribution, update, and installation service for software deployed at the tactical edge. This sophisticated platform enables seamless Over-The-Air (OTA) software delivery from development environments to operational edge systems across diverse and challenging operational contexts. Current deployment targets include

• Agile Core Services (ACS) - Navy's containerized application platform
• USMC Common Hosting Environment (CHE) - Marine Corps enterprise hosting infrastructure
• Overmatch Production Environment (OPE) - Joint All-Domain Command and Control (JADC2) ecosystem
• Five Eyes (FVEY) Partner Systems - Allied nation interoperable platforms
• Autonomous Vehicles - Unmanned systems across multiple domains
• Future Platforms - Additional systems projected for integration

The selected candidate will be responsible for designing, implementing, and maintaining secure software delivery pipelines that operate across multiple classification domains and challenging operational environments. This role requires deep technical expertise in modern DevSecOps practices, containerized architectures, and defense-specific platform integration.

Key Responsibilities

• Engineer and maintain full lifecycle software development pipelines for containerized, virtual machines, and cloud-based architecture
• Implement and optimize DevSecOps automation across Unclassified, Secret, and Top-Secret security domains
• Configure and integrate automated security testing tools (SAST, DAST, SCA, and container scanners) as quality gates within CI/CD pipelines
• Design and troubleshoot interoperable software systems for deployment in Denied, Disrupted, Intermittent, and Limited-bandwidth (DDIL) environments
• Support software delivery to afloat and ashore Platform as a Service (PaaS) environments
• Collaborate with cross-functional teams using Agile methodologies to deliver mission-critical capabilities
• Ensure compliance with DoD cybersecurity requirements and government-mandated pipeline standards
• Provide technical expertise for integration with allied partner systems and emerging autonomous platforms

Qualifications

Requirements

• A bachelor’s degree in an engineering field, computer science, or closely related technical discipline is required.
• Minimum Seven (7) years of demonstrated experience in full lifecycle software development for containerized, virtual machine, and cloud-based architecture across multiple security domains (Unclassified, Secret, Top Secret) using Agile methodologies
• Minimum Four (4) years of demonstrated experience applying DevSecOps principles, including
• Configuring automated security testing tools (SAST/DAST/SCA and container scanners) as quality gates directly in CI/CD pipelines
• Working within highly regulated, government-mandated pipelines (e.g., Overmatch Software Armory (OSA) or equivalent DoD enterprise DevSecOps environments)
• Minimum Three (3) years of demonstrated experience engineering, integrating, and troubleshooting interoperable software systems within critical defense platforms, specifically
• Denied, Disrupted, Intermittent, and Limited-bandwidth (DDIL) environments
• Afloat and ashore Platform as a Service (PaaS) environments
• Navy's Agile Core Services (ACS)
• USMC's Common Hosting Environment (CHE)
• Architecture designed for Five Eyes (FVEY) partner interoperability
• Active DoD Top Secret/SCI clearance required (must be current and in-scope)
  

Location

• San Diego, California
• On-site support for Naval Information Warfare Center Pacific (NIWC-PAC)

Compensation Statement

At Sabre Systems, LLC, compensation is based on factors such as location, qualifications, experience, and contract-specific requirements; however, final compensation will be determined by individual qualifications and applicable contract terms. The general salary range for this position is as follows $137,052.00 - $200,000.00

Refer & Earn Employee Referral Bonus Eligibility

• A Level 3 Employee Referral Bonus applies to this requisition for qualifying referrals. At Sabre Systems, we value great talent and encourage our employees to refer exceptional candidates. If you have any questions about the referral policy or this position, please contact the Recruiting team.

Sabre Overview

Sabre Systems, LLC, has been providing innovative technological solutions and services for Department of Defense, Federal Civilian, and commercial customers for more than 35 years. We support the ever-evolving areas of advanced communication technologies, cyber, systems and software engineering, and digital transformation.

With over three decades in business, Sabre Systems, LLC remains committed to our small business values and a people-first philosophy. We foster a welcoming, inclusive culture that values diverse perspectives and encourages open communication. Our collaborative environment supports continuous learning and professional growth at all levels. We prioritize the health, well-being, and success of our employees, offering comprehensive, evolving benefits designed to meet their diverse needs. Join us and be part of a thriving, people-driven culture.

We respect the unique perspectives that a diverse workforce of minorities, women, individuals with disabilities, and protected veterans brings not only to our company, but also to our customers. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, gender identity and sexual orientation), national origin, age, disability or genetic information.

EEO Minorities/Females/Disability/Veterans; VEVRAA Federal Contractor

Beware of employment scams—Sabre Systems will never request payment, extend offers without an interview, or contact you from an email that doesn’t end in @sabresystems.com; always apply directly at https //careers.sabresystems.com/.