System Security Engineer

C&W Services; Austin (TX); On-site; USD 110,000 - 150,000; Full time

Job summary

C&W Services in Austin, TX is seeking a Security Systems Engineer to design, configure, maintain, and optimize enterprise security systems, with a focus on Lenel S2 access control, CCTV/VMS, and intrusion detection.

The ideal candidate brings hands-on experience with low-voltage systems, networked security applications, and system integrations, and can work independently or with cross-functional teams to deliver reliable, compliant security infrastructure.

Qualifications

• Lenel S2 Certification is required.
• 3–5+ years of hands-on experience in physical security systems or related fields.
• Experience with Lenel S2, IP-based video surveillance, and low-voltage wiring reading wiring diagrams and control drawings.
• Knowledge of NEC compliance and industry standards.

Responsibilities

• Administer, configure, and support Lenel S2 access control systems, including database management, user provisioning, system upgrades, and patching
• Program and troubleshoot access control hardware such as door controllers, badge readers, panels, relays, and power supplies
• Design and implement system enhancements, expansions, and integrations with other enterprise platforms
• Perform advanced diagnostics and repairs on low-voltage security systems (24V AC/DC) including access control, intrusion detection, and CCTV
• Troubleshoot communication issues across TCP/IP-based systems, field devices, and controllers
• Conduct preventive maintenance, system audits, and lifecycle upgrades to ensure optimal system performance
• Maintain and support IP-based video surveillance systems (VMS), including camera configuration, firmware updates, and network connectivity
• Ensure proper camera placement, field of view, and recording integrity
• Support integrations between access control and video systems for event correlation and monitoring
• Work with IT teams to configure VLANs, IP addressing, and network security for physical security devices
• Coordinate with cross-functional teams and vendors for escalations and project delivery

Skills

Lenel S2 Certification

Physical security systems

Access control systems

IP-based video surveillance

Low-voltage wiring

TCP/IP networking fundamentals

ONVIF/BACnet/Modbus protocols

Reading wiring diagrams/ drawings

NEC compliance knowledge

Team collaboration

Education

Certifications in VMS or access control platforms

Tools

Multimeters

Cable testers

Network analyzers

Windows-based servers

Databases

Security system software platforms

Job description

The Security Systems Engineer is responsible for the design, configuration, maintenance, and optimization of enterprise-level physical security systems, with a primary focus on Lenel S2 access control platforms. This role supports mission-critical infrastructure by ensuring the reliability, integrity, and performance of integrated security technologies including access control, video surveillance (CCTV/VMS), and intrusion detection systems.

The ideal candidate brings strong technical expertise in low-voltage systems, networked security applications, and system integration, and can operate both independently and collaboratively in dynamic commercial or industrial environments.

Key Responsibilities

Security Systems Engineering & Administration

• Administer, configure, and support Lenel S2 access control systems, including database management, user provisioning, system upgrades, and patching
• Program and troubleshoot access control hardware such as door controllers, badge readers, panels, relays, and power supplies
• Design and implement system enhancements, expansions, and integrations with other enterprise platforms

Installation, Maintenance & Troubleshooting

• Perform advanced diagnostics and repairs on low-voltage security systems (24V AC/DC), including access control, intrusion detection, and CCTV systems
• Troubleshoot communication issues across TCP/IP-based systems, field devices, and controllers
• Conduct preventive maintenance, system audits, and lifecycle upgrades to ensure optimal system performance

Video Surveillance & Integrated Systems

• Maintain and support IP-based video surveillance systems (VMS), including camera configuration, firmware updates, and network connectivity
• Ensure proper camera placement, field of view, and recording integrity
• Support integrations between access control and video systems for event correlation and monitoring

Network & Systems Integration

• Work with IT teams to configure VLANs, IP addressing, and network security for physical security devices
• Integrate security systems with enterprise tools (e.g., Active Directory, identity management systems)
• Utilize and support communication protocols such as BACnet, Modbus, and ONVIF where applicable

Documentation & Compliance

• Maintain accurate system documentation (as-builts, wiring diagrams, network topology, and configuration baselines)
• Ensure compliance with NEC, OSHA, and site-specific safety and operational standards
• Document incidents, service activities, and system changes in service management platforms
• Provide on-call support and rapid response to system outages or security incidents
• Perform root cause analysis and implement corrective actions to prevent recurrence
• Coordinate with cross-functional teams and vendors for escalations and project delivery

Job Qualifications

Required Qualifications

• Lenel S2 Certification (required) – demonstrated experience supporting and administering Lenel S2 systems
• 3–5+ years of hands-on experience in physical security systems, low-voltage electrical systems, or controls engineering
• Strong experience with:
• Access control systems (Lenel, S2, or similar enterprise platforms)
• IP-based video surveillance systems (Milestone, Genetec, Avigilon, etc.)
• Low-voltage wiring, panel terminations, and field device installation
• Proven ability to read and interpret:
• Wiring diagrams and control drawings
• Network topology diagrams
• Solid understanding of:
• TCP/IP networking fundamentals (IP addressing, switches, routing basics)
• Industry standards and protocols (e.g., ONVIF, BACnet, Modbus)
• National Electrical Code (NEC) and relevant compliance requirements

Technical Skills

• Proficiency using diagnostic tools such as multimeters, cable testers, and network analyzers
• Experience configuring and troubleshooting distributed hardware systems and embedded controllers
• Familiarity with Windows-based servers, databases, and security system software platforms

Preferred Qualifications

• Experience supporting enterprise environments (corporate campuses, data centers, industrial facilities)
• Knowledge of cybersecurity best practices as applied to physical security systems
• Manufacturer certifications in VMS or access control platforms (e.g., Genetec, Milestone, Avigilon)
• Experience with system commissioning, testing, and project implementation
• Strong analytical and problem-solving capabilities
• Ability to work independently as well as in cross-functional technical teams
• Excellent communication and documentation skills
• High attention to detail and commitment to system reliability and safety