COTS Engineer

DMI is a leading provider of digital services and technology solutions, headquartered in Tysons Corner, VA. With a focus on end-to-end managed IT services, including managed mobility, cloud, cybersecurity, network operations, and application development, DMI supports public sector agencies and commercial enterprises around the globe. Recognized as a Top Workplace, DMI is committed to delivering secure, efficient, and cost-effective solutions that drive measurable results. Learn more at www.dminc.com

DMI, LLC is seeking a Commercial Off‑The‑Shelf (COTS) System Engineer to join us. This engineer responsible for the operation, maintenance, and enhancement of enterprise business applications hosted in on‑premises, virtualized, and cloud environments. You will ensure the reliability, security, and performance of critical IT systems and participate in the design and implementation of enterprise‑scale technical solutions.

• →Perform daily maintenance of enterprise business applications across Windows and RHEL environments (virtualized and AWS-hosted).
• →Plan, coordinate, and execute operating system, database, and application upgrades in collaboration with multiple IT functional groups.
• →Monitor IT systems using enterprise tools to ensure availability, performance, and adherence to operational standards.
• →Manage and coordinate IT service delivery to ensure timely and effective support for mission needs.
• →Troubleshoot complex application issues, conduct root‑cause analyses (RCAs), and implement corrective actions.
• →Document system changes using approved mechanisms such as Change Requests, ServiceNow PRB tickets, and internal tracking tools.
• →Review vulnerability and security scan results, validate system integrity, and mitigate findings in accordance with approved security practices.
• →Ensure compliance with organizational policies, technical standards, and service‑level requirements.
• →Follow SEC‑approved operational processes for ticket management, reporting, and service‑level performance.
• →Collaborate with software engineers, technical specialists, and operations personnel to support system performance and mission readiness.
• →Provide knowledge‑sharing and cross‑training to other IT staff to enhance team capability and resiliency.

Applicants selected may be subject to a government security investigation and must meet eligibility requirements for access to classified information. US citizenship may be required for some positions.

• In depth knowledge of troubleshooting and configuring Windows operations systems.
• Demonstrated knowledge of Linux OS, databases, networks, certificates, and system integration.
• Ability to independently research issues, troubleshoot complex problems, and develop technical solutions.
• Strong organizational skills, attention to detail, and ability to manage multiple tasks.
• Ability to maintain effective working relationships with vendors, clients, and technical teams.
• Strong written and oral communication skills.
• Proficiency with Microsoft Office Suite.

• Experience with cloud platforms (e.g., AWS).
• Experience developing or executing scripts, batch jobs, or automation tasks.
• Experience planning, organizing, or leading team activities to achieve operational objectives.

• Must be a U.S. Citizen and able to obtain and maintain a government suitability clearance.
• This position requires successful completion of a background investigation.
• Work may require participation in occasional off‑hours maintenance windows.
• This is a fully remote position; candidates must maintain a suitable telework environment.

• Bachelor’s degree in Information Technology, Computer Science, Engineering, Business, or a related discipline.
• At least 5 years of IT experience supporting enterprise systems.
• At least 5 years of experience in production or industrial engineering environments.