RDR
RDR is a privately held security specialist firm that provides a wide variety of information technology.
- Open roles
- 42
- New role every
- ~5.0 days
- Posting trend
- 0.9× vs prior 90d
Company signals
Score: 77Job facts
- Location
- Chantilly, Virginia, United States of America
- Posted
- Jun 09, 2026
Last verified live 4 days, 19 hours ago · checked directly on the company's Paylocity Recruiting
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Cross Platform Systems Engineer
at RDR
This position is contingent upon award.
Requires an active TS/SCI with CI Poly clearance prior to consideration.
We are seeking a versatile and customer-focused IT professional to support a mission-critical government customer. This position combines hands-on technical support with policy-level insight and strategic IT planning. The ideal candidate is a self-starter who takes initiative, thrives in dynamic environments, and is comfortable working both independently and collaboratively.
You will be responsible for system administration, SharePoint development support, and managing virtual environments in AWS. This role requires strong problem-solving skills, the ability to work across diverse teams, and a commitment to providing top-tier customer support.
Key Responsibilities
- Provide hands-on IT support and system administration for both Windows and Linux environments.
- Administer and support Microsoft SharePoint, including development support and user assistance.
- Manage virtual servers and cloud services within an AWS environment.
- Interface with stakeholders at all levels, including end-users, technical staff, and senior leadership, to resolve issues and improve IT operations.
- Conduct research and analysis of emerging IT and communication technologies to assess their impact on existing government policies and procedures.
- Assist in developing and implementing IT best practices aligned with organizational and mission goals.
- Ensure systems are compliant with security requirements and perform system hardening as needed.
- Support network engineering tasks, including configuring and troubleshooting network protocols (TCP/IP, etc.).