System Administrator 3 — Electronic Security Systems

Job overview

The System Administrator 3 role requires onsite support at a single work location in the Washington, D.C. area; compensation is not specified. The role is part of M.C. Dean’s Security and Electronic Systems business unit, supporting complex infrastructure and electronic security systems. The administrator monitors, maintains, tests, and troubleshoots physical access control, CCTV, PSIM, and supporting IT systems. The role provides Tier 2 escalation support, maintains secure and reliable Windows and virtualized infrastructure, and communicates issue status and technical recommendations to agency management and internal customers.

What you'll do

• Support physical access control, CCTV, PSIM, and endpoint IT systems
• manage Windows operating systems, desktop setup, imaging, and antivirus updates
• analyze infrastructure performance and recommend improvements
• troubleshoot and configure systems
• provide analysis and feedback on escalated tickets
• apply IAVA updates, patches, and STIGs
• manage Active Directory and system logs
• maintain VMware and other hypervisors, Citrix VDI, third-party applications, SQL databases, and storage platforms
• perform root-cause analysis and preventive maintenance
• develop implementation plans and technical documentation
• train users and support personnel.

What we're looking for

Skills & competencies

system administrator 3

electronic security systems

physical access control

cctv

psim

windows

active directory

tier 2 support

washington d.c. area onsite

flexible shifts

travel up to 10%

security+ or casp or cissp

Work arrangement

• Weekend coverage required

Benefits & perks

• Professional and technical training, including leadership training
• tuition reimbursement
• collaborative team environment and communication with senior leadership.

Why this role

Requires a bachelor’s degree and 5+ years’ experience, an associate degree and 8+ years, or high school diploma/equivalent and 10+ years; 2+ years administering or programming physical access control systems; Security+ certification, CASP, or CISSP; flexible shifts may include nights, weekends, and holidays; travel up to 10% annually, CONUS and OCONUS. Government investigation and possible U.S. citizenship eligibility apply; no clearance is needed at the outset.

About the employer

M.C. Dean, Inc is hiring for this role. Industry: Electrical Contractors and Other Wiring Installation Contractors. Sector: 23.