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Attain Partners is an innovative consulting firm dedicated to disrupting the status quo to change the world and improve the lives of those we touch. From strategy to technology and everywhere in between, our experts use their unique skills to advance the important missions of education, nonprofit, healthcare, and state and local government clients.
People are at the center of all we do, and that’s why we empower career growth, provide industry-leading benefits packages, encourage a flexible work environment, and foster a culture of inclusion to support the needs of our team. We share a collective passion for our mission and our people. Guided by our seven core values, The Attain Way, our vision is the foundation of our culture—to be and attain the best.
Attain Talent, the staffing division of Attain Partners, connects top-tier talent with impactful roles across government and commercial sectors. We are currently leading the search for an Application Support Engineer (C#) to support one of our government clients in a high-visibility, mission-driven program.
Work Location: Washington, DC
Employment: Full Time
Clearance: DOT Public Trust eligibility (candidates must be USC or GC holders)
We are seeking an Application Support Engineer with strong C#/.NET experience. The primary focus of this role is to maintain and support existing web applications, perform bug fixes, cybersecurity remediations, and ensure ongoing performance and compliance. The ideal candidate will also have working knowledge of AWS containerized environments, CI/CD pipelines, and familiarity with Microsoft 365 tools. This position requires a hands-on engineer who can work across front-end and back-end systems, collaborate with cross-functional teams, and provide technical support for both custom applications and Microsoft 365-based tools.
Key Responsibilities:
- Maintain, troubleshoot, and enhance existing C#/.NET web applications.
- Support full stack application functionality including front-end (React.js, HTML/CSS/JavaScript), APIs, and back-end services, including new feature development across the stack when required.
- Perform application security scanning and remediation in compliance with cybersecurity requirements.
- Support deployment in a containerized cloud environment using IaC and CI/CD processes.
- Provide configuration and technical oversight for Microsoft 365 tools (e.g., SharePoint, Power Apps, Access-based systems).
- Manage version control, configuration changes, and technical documentation.
- Collaborate with database administrators to ensure performance, patching, upgrades, and backups (PostgreSQL, Oracle).
- Participate in Agile team ceremonies, code reviews, and requirements discussions.
Required Qualifications:
- 3+ years of experience in full stack development with a focus on C# and .NET.
- Experience with front-end development using React.js, JavaScript, TypeScript, HTML, and CSS.
- Understanding of containerization concepts and basic DevSecOps practices (CI/CD, Git, Kubernetes/AWS).
- Familiarity with Microsoft 365 applications (Access, Excel, SharePoint, Power Platform).
- Experience working with relational databases (PostgreSQL, Oracle, or SQL Server).
- Strong problem-solving skills and ability to troubleshoot technical issues across the stack.
- Excellent communication and collaboration skills.
Preferred Qualifications:
- Experience supporting federal or enterprise environments with security compliance requirements.
- Familiarity with Jira, Bitbucket, Git, and Agile workflows.
- Exposure to low-code/no-code platforms or commercial off-the-shelf (COTS) applications.
- Understanding of performance tuning, patching, and backup strategies for application and database layers.
Attain Partners is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to sex, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.
Applicants have rights under Federal Employment Laws. For more Information visit EEO, EEO Poster Supplement, Family and Medical Leave Act (FMLA), and Employee Polygraph Protection Act (EPPA).
If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.
