MetroStar is hiring a Sr. Mobile Developer (Cross-Platform) to build and sustain secure mobile capabilities for the federal government. You will design, develop, and maintain iOS and Android applications, delivering reliable and scalable solutions in a high-security, classified environment.

What You'll Do

Use cross-platform frameworks and native technologies to design, develop, test, and maintain secure mobile applications.
Apply secure coding practices aligned with RMF, STIGs, and secure SDLC standards.
Integrate mobile applications with backend APIs, enterprise services, and identity and access management solutions.
Support Mobile Device Management integrations, including Samsung Knox and VMware AirWatch.
Participate actively in Agile ceremonies and sprint execution to deliver mission-critical capabilities.
Communicate progress, risks, and technical decisions clearly to teammates and leadership.
Troubleshoot and resolve issues rapidly in high-security operational environments.
Contribute to continuous improvement and technical excellence across the development team.

What We're Looking For

Active Top Secret security clearance with SCI eligibility.
Certification meeting DoD 8140 requirements, such as Security+ or higher.
Certification meeting AZ-204 or AWS Developer Associate.
5+ years of professional cross-platform mobile application development for both iOS and Android.
Experience maintaining, integrating, optimizing, and debugging existing mobile applications in operational environments.
Experience implementing secure mobile application architectures, including authentication, authorization, and data protection.
Experience integrating mobile applications with enterprise services and REST-based APIs.
Experience supporting mobile device management and secure enterprise deployments, including Samsung Knox SDK and Knox REST APIs.
Ability to contribute immediately with minimal ramp-up in a mission-critical operational environment.

Nice to Have

Bachelor’s degree in a technical field.

Technical Stack

Cross-platform mobile frameworks
Native iOS technologies
Native Android technologies
REST APIs
Samsung Knox SDK
VMware AirWatch
Mobile Device Management (MDM)

Team & Environment

You will collaborate closely with security and backend teams within an Agile delivery model.

Benefits & Compensation

Salary range: $170,000 - $216,000
Health, dental, and vision insurance
401(k) retirement plan with company match
Paid time off (PTO) and holidays
Parental Leave and dependent care
Flexible work arrangements
Professional development opportunities
Employee assistance and wellness programs
Performance-based bonuses
Company-paid training and/or certifications
Referral bonuses

Work Mode

This role is onsite.

All qualified applicants will receive consideration for employment based on merit and without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, status as a protected veteran, or any other status protected by applicable federal, state, local, or international law.