System Administrator 3 - Tysons, VA

M.C. Dean, Inc • Tysons, VA

5d • Onsite

About The Position

About M.C. Dean
M.C. Dean is Building Intelligence®. We design, build, operate, and maintain cyber-physical solutions for the nation’s most mission-critical facilities, secure environments, complex infrastructure, and global enterprises. With over 9,000 employees, our capabilities span electrical, electronic security, telecommunications, life safety, automation and controls, audiovisual, and IT systems. Headquarters in Tysons, Virginia, M.C. Dean delivers resilient, secure, and innovative power and technology solutions through engineering expertise and smart systems integration.
Why Join Us?
Our people are passionate about engineering innovation that improves lives and drives impactful change. Guided by our core values—agility, expertise, and trust—we foster a collaborative and forward-thinking work environment. At M.C. Dean, we are committed to building the next generation of technical leaders in electrical, engineering, and cybersecurity industries.
We are seeking a System Administrator 3 to join our Security and Electronic Systems (SES) business Unit. As part of (SES) Strategic Business Unit you will be part of a team that designs, engineers, integrates, operates and maintains electronic security services inclusive of intrusion detection, access control, biometric authentication, video surveillance, audio visual, it systems, perimeter defense and command and control systems for federal, local and commercial customers across high-growth markets.

Requirements

• Applicants selected will be subject to a government security investigation and must meet eligibility requirements, including U.S. Citizenship, for access to classified information; Ability to obtain a Public Trust is REQUIRED.
• Bachelor's Degree and 5+ Years of progressive experience or Associates Degree and 8+ Years of progressive experience or HS Diploma or Equivalent and 10+ Years of progressive experience.
• Requires system administrator experience in performing triage on system problems, resolving the system problems, analyzing system data to prevent problems, implementing new workstations, and system extensions.
• Requires at least one access control system certification from major, enterprise level OEM vendor.
• Requires 5+ years of experience programming/administrating Physical Access Control Systems.
• Demonstrated previous experience effectively managing small teams.
• Demonstrated understanding of Windows patching and vulnerability remediation.
• Demonstrated advanced knowledge of Windows active directory hierarchy and implementation.
• Basic knowledge of large-scale networking, VLANS and routing.
• Requires reliable attendance at customer site during work hours required by customer.
• Requires the ability to work flexible shifts that include nights, weekends and holidays as needed.
• Requires the ability to obtain a Security + Certification, CASP, or CISSP certification.
• Demonstrated background working with multidisciplinary teams.
• Demonstrated time management and organization skills to meet deadlines and quality objectives.
• Proficient in MS Excel, Word, Visio, and PowerPoint.

Nice To Haves

• Experience in the daily system administration, configuration, troubleshooting, and support of JCI P2000.

Responsibilities

• Monitor, maintain, and test Physical Access Control, CCTV, PSIM and other electronic security systems.
• Support implementation, troubleshooting and maintenance of Information Technology (IT) systems in support of the endpoint devices.
• Provide Tier 2 (Escalation) problem identification, diagnosis and resolution of problems.
• Support the escalation and communication of status to agency management and internal customers.
• Manage physical security system support calls to meet service level agreements.
• Analyze physical security system performance and recommend improvements.
• Program and coordinate the installation of new physical security systems across multiple teams and locations.
• Maintain detailed documentation on all system modifications completed through ticketing system.
• Resolve complex system issues for physical security systems and networks.
• Triage end user and maintenance support calls, providing Tier 2 escalation as needed.
• Communicate with customers, manufacturers, vendors, technicians, and technical specialists.
• Train system users and other system support personnel as needed.
• Analyze and modify preventive maintenance checklists for system changes.
• Troubleshoot system performance issues and implement corrective actions.
• Perform preventive maintenance actions including system back-ups, error log reviews, database size analysis, and integrity checks.
• Organize and prepare detailed documentation of system performance, including service request records, and analysis.
• Perform desktop hardware and operating system set-up, imaging software loading, and antivirus updates.
• Support cybersecurity continuous monitoring activities such as implementation of Server and Workstation patching and STIG remediation.
• Perform all duties with minimal direct supervision.

Benefits

• Investment in your skills and expertise through a combination of professional and technical training programs, including leadership training and tuition reimbursement.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level