Systems Admin and Application Support Specialist
Systems Administrator and
Application Support Specialist
XMS Solutions
Location: Springfield, VA
Work Arrangement: On-Site
Clearance: Active Top Secret; eligibility for TS/SCI required
Salary Range: $70-$89
Employment Type: Full-Time
About XMS Solutions
XMS Solutions is an IT and cybersecurity company supporting federal agencies and commercial organizations. We specialize in identity and access management, cloud technologies, cybersecurity, and IT modernization. Our team is committed to delivering innovative solutions, solving complex challenges, and supporting mission-critical operations.
Position Overview
XMS Solutions is seeking a Systems Administrator and Application Support Specialist to provide day-to-day technical support for enterprise applications and users in a secure federal environment in Springfield, Virginia. This on-site role centers on resolving customer issues, keeping desktop and server applications working, applying patches, and addressing security vulnerabilities.
The position includes support for PostgreSQL databases and PHP dashboards, along with Java troubleshooting, VIPERS/KMI patching, COTS software installation and upgrades, and SharePoint/wiki documentation. The ideal candidate combines hands-on systems administration with responsive customer service and enjoys working across a variety of application and support issues.
Key Responsibilities
· Respond to customer issues received through the iapptechsupport distribution group, investigate reported problems, communicate status, and coordinate resolution.
· Troubleshoot Java-related issues and help users install, configure, launch, and use desktop applications.
· Install, configure, upgrade, and test commercial off-the-shelf (COTS) software and related application components.
· Apply patches and updates to VIPERS/KMI systems and associated software; verify application functionality after maintenance.
· Support PostgreSQL databases and PHP dashboards, including routine database administration and troubleshooting needed to keep applications available.
· Investigate and remediate vulnerabilities identified by the Information System Security Officer (ISSO), apply approved fixes, and document remediation results.
· Maintain SharePoint and wiki pages, including support procedures, system information, troubleshooting guidance, and known resolutions.
· Work with users and technical teams to diagnose application access, connectivity, installation, and configuration issues.
· Track support requests, maintenance activities, software changes, and unresolved issues; escalate problems and follow through to resolution.
· Coordinate application updates and maintenance with system owners and security stakeholders to minimize user disruption and support secure operations.
Benefits
XMS Solutions offers an excellent benefits package, including 100% employer-paid medical, dental, and vision premiums for employees and their dependents. Additional benefits include paid time off, paid holidays, a 401(k) with company match, and company-paid life and disability insurance.
Equal Employment Opportunity
XMS Solutions is an Equal Opportunity Employer.
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Skills & Experience
Required Qualifications
· Bachelor's degree with 9+ years of relevant experience, or master's degree with 7+ years of relevant experience; additional relevant experience may be considered in lieu of a degree.
· Hands-on experience in systems administration, application support, or enterprise technical support, with a strong focus on resolving user issues.
· Experience troubleshooting desktop applications and Java-related issues, including installation, configuration, launch, and access problems.
· Working knowledge of PostgreSQL sufficient to support routine database administration and troubleshoot application-related database issues.
· Experience supporting web-based applications and investigating application connectivity and configuration problems.
· Experience installing, upgrading, and patching COTS software and validating functionality after changes.
· Working knowledge of the Risk Management Framework (RMF) and Security Technical Implementation Guides (STIGs), including applying approved fixes and documenting vulnerability remediation.
· Ability to maintain clear support records, technical procedures, and SharePoint or wiki documentation; familiarity with Microsoft Office/Outlook and ServiceNow.
· Strong troubleshooting, customer service, and communication skills, with the ability to work directly with users and coordinate with technical and security teams.
· U.S. citizenship, an active Top Secret security clearance, and eligibility for TS/SCI.
Preferred Qualifications
· Experience supporting PHP-based dashboards and troubleshooting application behavior or database connectivity.
· Familiarity with VIPERS/KMI systems or similar enterprise applications in a federal environment.
· Experience working with an ISSO or security team to resolve vulnerability findings and document corrective actions.
· Familiarity with federal enterprise systems, IT security policies, compliance requirements, and communications security (COMSEC) concepts.
