System Administrator

Taurean Corp; Florida; On-site; USD 90,000 - 140,000; Full time

Job summary

Taurean is hiring a Physical Security System Administrator to operate and administer the LENEL ESS system and provide Tier 2 IT support on-site in Doral, Florida. The role serves as the primary LENEL system administrator and will coordinate with the Tier 3 Network Engineer on complex issues.

Required are five years of System Administrator experience, LENEL/ESS familiarity, and an active Top Secret clearance with SCI eligibility.

Qualifications

• Five (5) years of experience specifically related to System Administrator functions.
• Experience administering and maintaining the LENEL access control/ESS system or a comparable enterprise physical security platform.
• Active, adjudicated Top Secret clearance with SCI eligibility at time of application.

Responsibilities

• Operate the LENEL access control system; serve as the primary LENEL technical point of contact for the Physical Security program.
• Provide IT Tier 2 service: troubleshooting, escalate when needed to Tier 3.
• Train users on equipment operation; generate user codes; provide end-user training documentation.
• Integrate ESS hardware with network infrastructure including switches, servers, and storage.

Skills

LENEL administration

Tier 2 IT support

System administration

Active Top Secret clearance

Tools

LENEL ESS

STIGs

Active Directory

Job description

CLEARANCE REQUIREMENT:This position requires an active, adjudicated Top Secret clearance with SCI eligibility — currently in hand.Candidates who do not hold this clearance will not be considered and need not apply.No clearance sponsorship is available. U.S. Citizenship is required. Clearance will be verified prior to offer.

About Taurean

TAUREAN

Taurean is a mission-driven defensive cyber operations firm delivering security engineering, risk management, and compliance execution for federal and regulated environments. Our teams protect operational systems, sensitive data, and high-assurance environments through disciplined engineering, structured compliance frameworks, and operational rigor.

Guided by our vision — Find Relevant Work. Create Meaningful Jobs. Transform Lives — for the Glory of God! — we build teams grounded in accountability, professional growth, and purposeful contribution. Our culture emphasizes strong leadership, family-first principles, and continuous development within a collaborative, performance-focused environment.

Position Overview

This is a Key Personnel position. The resume submitted for this role will be evaluated as part of the proposal. A minimum of five (5) years of experience specifically related to System Administrator functions is required. Resume must not exceed 3 pages including certifications.

Taurean is hiring a Physical Security System Administrator to operate and administer the LENEL ESS system and provide Tier 2 IT support for the client's Physical Security program on-site in Doral, Florida. This role is the primary LENEL system administrator and technical escalation point between end users and the Tier 3 Network Engineer — responsible for day-to-day system health, user support, vulnerability management, and infrastructure sustainment.

Key Responsibilities

• Operate the LENEL access control system and perform all System Administrator functions; serve as the primary LENEL technical point of contact for the Physical Security program
• Provide IT Tier 2 service: in-depth technical troubleshooting; investigate elevated issues and seek known solutions; elevate to Tier 3 (Network Engineer) when issues exceed scope or permissions
• Train users on equipment operation; generate and dispense user codes; provide end-user training documentation; retain copies for one (1) year
• Integrate ESS hardware with network infrastructure — switches, servers, fiber transfer systems, battery backup — to successfully operate the ESS

Systems Operations & Infrastructure

• Provide systems operations services including imaging, patching, application deployment, system monitoring, and service operations
• Apply OS patches and STIGs on a regular basis; upgrade administrative tools and utilities; configure and add new services as needed
• Perform periodic performance tuning, hardware upgrades, and resource optimization; configure CPU, memory, and disk partitions as required
• Manage, update, and troubleshoot all SAN and storage technology devices across the client's Security ESS network
• Provide services for virtualized platforms including automated system provisioning, deployment, and servicing of physical and virtual enclaves
• Manage AD services including DNS, DHCP, group policy, and certificates
• Engineer, install, operate, and maintain end-user devices including thin/zero client services, imaging, monitoring, patching, and application virtualization
• Engineer, install, operate, and maintain a password management system; contractor is responsible for implementation (no Government-provided solution in place)

Monitoring, SIEM & Vulnerability Management

• Configure and maintain all network equipment for log collection and retention; configure, maintain, analyze, and monitor SIEM data to detect and respond to threats and outages
• Configure, test, fine-tune, and maintain SIEM rule sets; analyze and investigate all daily SIEM alerts/offenses; resolve upon completion; reduce false positives through ongoing tuning
• Conduct monthly ESS network vulnerability scans per applicable DoD references; recommend corrective action to COR
• Provide daily monitoring, review, analysis, and evaluation of ESS processes and technology; recommend upgrades to maintain system viability

Reporting, Planning & Compliance

• Provide daily, weekly, and monthly reports on system health, accuracy, operations, and other COR/KO-directed metrics
• Establish a written preventative maintenance plan within 30 days of contract award; update and submit annually
• Develop and maintain a tracking system for maintenance agreements with Lenel, VX Rail, Quest, Solar Winds, Microsoft, NETAPP, Thales, and other ESS vendors; update on weekly WAR
• Adhere to client incident reporting requirements and CJCSI Cyber Conditions (CYBERCON) handling procedures

After-Hours Standby: Must respond to critical ESS failures after duty hours, on holidays, and weekends. Standby roster participation required. Response within two (2) hours of notification.

Required Qualifications

Experience

• Minimum five (5) years of experience specifically related to System Administrator functions as described in this position
• Demonstrated experience administering and maintaining the LENEL access control/ESS system or a comparable enterprise physical security platform
• Experience operating and maintaining classified or high-security IT infrastructure

Required Certifications — Active at Time of Proposal Submission

CompTIA Security+ (SEC+) or equivalent CISCO CCNA or equivalent

Clearance & General

• Currently active, adjudicated Top Secret clearance with SCI eligibility — required at time of application. Candidates without this clearance will not be considered.
• Background investigation must be a Tier 5 completed within the past five (5) years; NATO access required. Interim Top Secret clearances acceptable.
• U.S. Citizenship required — no exceptions. Must pass E-Verify employment eligibility screening prior to performance.
• No clearance sponsorship available. Clearance will be verified prior to offer.
• Knowledge of DoD Enterprise Architecture frameworks (SIPR, NIPR, JWICS) and applicable IT/Cybersecurity regulatory authorities
• Proficiency in Microsoft Office (Word, PowerPoint, Excel, Access)
• Note: System Administrator is not responsible for security system maintenance outside of the client facility compound

Mandatory Training (Post-Hire)

• Anti-Terrorism (AT) Level I — within 30 days of start; annual refresh required
• OPSEC Awareness Training — per contract OPSEC SOP/Plan
• DoD IA Cyber Awareness / ATCTS registration — within 30 days of start; annual refresh
• Threat Awareness Reporting Program (TARP) — within 30 days of start; annual refresh
• iWATCH — within 15 days of start
• SERE 100.1 Code of Conduct — required prior to any OCONUS travel
• DoDM 8140.03 IA/IT Baseline Certification — upon contract award

Work Conditions

• On-site position located in Doral, FL — in-person attendance required
• Standard hours: 0600–1800, Monday–Friday, excluding Federal holidays
• OCONUS travel may be required for Security Staff Assistance Visits (SAVs) and assessments; frequency based on mission demand
• Surge capability required: up to 250 overtime hours per year; KO preapproval within 48 hours
• Government-issued contractor identification badge must be worn and visible at all times
• Annual drug testing required at contractor's expense
• Professional appearance required at all times per USSOUTHCOM standards

Taurean is an Equal Opportunity Employer committed to an inclusive environment for all employees.