System Administrator, Level 3; Night Shift Security Clearance

At Independent Software, a secure, mission‑critical organization, we are looking for a System Administrator, Level 3 for Night Shift duties in Annapolis Junction, MD. The role provides advanced technical support for enterprise network, desktop, server, and cloud environments, troubleshooting complex hardware and software issues, and maintaining secure, reliable, high‑performing IT systems.

• Provide advanced technical support and troubleshooting for network, desktop, server, and systems hardware and software.
• Diagnose, investigate, and resolve complex technical issues using structured troubleshooting methodologies.
• Support users across worldwide locations using remote desktop and desktop mirroring technologies.
• Identify, investigate, resolve, and follow up on cloud infrastructure support requests submitted through the Help Desk.
• Install, configure, maintain, and troubleshoot Windows and enterprise computing environments.
• Escalate and coordinate resolution of complex technical issues when appropriate.
• Provide guidance and technical mentoring to junior system administrators and support personnel.
• Document technical procedures, troubleshooting steps, and system configurations.
• Support system maintenance activities, software installations, upgrades, and patching.
• Collaborate with engineering and operations teams to improve system reliability, performance, and customer satisfaction.

• Experience providing enterprise desktop, server, and systems administration support.
• Strong troubleshooting skills involving hardware, software, networking, and operating systems.
• Experience supporting remote users through remote desktop technologies and desktop mirroring applications.
• Experience supporting cloud infrastructure and resolving Help Desk incidents.
• Strong understanding of Windows operating systems and enterprise IT environments.
• Ability to investigate technical problems, determine root cause, and implement effective solutions.
• Excellent customer service and communication skills.
• Ability to prioritize multiple tasks in a fast‑paced operational environment.
• Experience mentoring or providing technical guidance to junior personnel.
• Strong written and verbal communication skills.

• Must be able to work Saturday – Wednesday, 10:00 PM – 6:00 AM.

• High School Diploma or GED and twenty (20) years of relevant experience; OR Bachelor’s degree and fifteen (15) years of relevant experience.

• Must meet DoD 8570 IAT Level I certification requirements.

• Must possess an active TS‑SCI with appropriate Polygraph.

Independent Software is an Equal Opportunity Employer EOE, M/F/D/V. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status.