OneMain Financial Jobs

Job Information

Eliassen Group Sr. Mobile Application Developer I in Washington dc, District Of Columbia

Sr. Mobile Application Developer I

Washington dc, DC

Type: Permanent

Category: Support

Industry: Technology

Reference ID: JN -022026-105476

Date Posted: 02/11/2026

Shortcut: http://careers.eliassen.com/kbHIKk

  • Description

  • Recommended Jobs

Description:

Onsite in Washington, DC

The organization seeks a Sr. Mobile Application Developer to deliver secure, mission-critical iOS and Android capabilities for a federal customer. The role operates within an Agile team focused on high-security mobile solutions, collaborating across security and backend disciplines to provide reliable and scalable applications.

Due to federal security clearance requirements, applicant must be a United States Citizen with an active Top Secret clearance. This is a full-time, permanent opportunity, offering a competitive salary and comprehensive benefits package. Qualified applicants must be willing and able to work on a w2 basis.

Salary: $180,000 - $230,000/ yr. w2

Responsibilities:

Responsibilities

  • Design, develop, test, and maintain secure mobile applications using cross-platform frameworks and native iOS and Android technologies.

  • 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 in Agile ceremonies and deliverables to enable mission-critical capabilities.

  • Communicate progress, risks, and technical decisions to teammates and leadership.

  • Troubleshoot and resolve issues in high-security environments.

  • Contribute to continuous improvement and technical excellence across the team.

Experience Requirements:

Experience Requirements

  • Active Top Secret clearance with SCI eligibility.

  • 5+ years of professional experience building cross-platform mobile applications for iOS and Android.

  • Experience maintaining, integrating, optimizing, and debugging mobile applications in operational environments.

  • Experience implementing secure mobile architectures covering authentication, authorization, and data protection.

  • Experience integrating mobile applications with enterprise services and REST-based APIs.

  • Experience supporting MDM and secure enterprise deployments, including Samsung Knox SDK and Knox REST APIs.

  • Certification that meets DoD 8140 such as Security+ or higher.

  • Certification that meets AZ-204 or AWS Developer Associate.

  • Ability to contribute immediately with minimal ramp-up in a mission-critical environment.

Education Requirements:

Education Requirements

  • Bachelor’s degree in a technical field is preferred.

  • DoD 8140-compliant certification such as Security+.

  • Microsoft Azure Developer Associate (AZ-204) or AWS Developer Associate certification.

  • Active Top-Secret clearance with SCI eligibility.

Recruitment Transparency Notice

Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team ( noreply@eliassen.com , 781-808-2924) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position. All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Group’s use of these tools, including AI tools, as part of the application and hiring process.

Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.

W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.

Please be advised- If anyone reaches out to you about an open position connected with Eliassen Group, please confirm that they have an Eliassen.com email address and never provide personal or financial information to anyone who is not clearly associated with Eliassen Group. If you have any indication of fraudulent activity, please contact InfoSec@eliassen.com .

About Eliassen Group:

Eliassen Group is a leading strategic consulting company for human-powered solutions. For over 30 years, Eliassen has helped thousands of companies reach further and achieve more with their technology solutions, financial, risk & compliance, and advisory solutions, and clinical solutions. With offices from coast to coast and throughout Europe, Eliassen provides a local community presence, balanced with international reach. Eliassen Group strives to positively impact the lives of their employees, clients, consultants, and the communities in which they operate.

Eliassen Group is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.

Don’t miss out on our referral program! If we hire a candidate that you refer us to then you can be eligible for a $1,000 referral check!

DirectEmployers