Freelance Access Control Engineer Jobs in Colorado

Location: Denver International Airport (DEN) – Denver, CO
Employment Type: Part-Time | On-Call | After-Hours
Compensation: $35.00/hour for hours worked plus $75/day on-call availability pay

Birdi Systems, Inc. (BSI) is seeking an experienced PACS Field Engineer to provide after-hours warranty and maintenance support for enterprise Physical Access Control Systems (PACS) at Denver International Airport (DEN).

This is an excellent opportunity for an experienced electronic security professional who enjoys troubleshooting complex systems, working independently, and supporting mission-critical airport security infrastructure. You'll serve as the primary after-hours technical resource, responding to service calls, diagnosing issues, restoring system functionality, and documenting all work performed.

Schedule:

This position provides after-hours on-call coverage:

• Monday–Friday: 6:00 PM – 6:00 AM
• Weekends and holidays
• Respond to dispatched airport service calls
• Must remain available by phone during assigned on-call periods

Compensation includes:

• $35.00/hour for all hours worked
• $75/day on-call availability pay during assigned coverage periods

What You'll Do:

• Respond to after-hours service calls within required response times
• Diagnose and repair enterprise access control hardware and software
• Troubleshoot intelligent controllers, readers, door hardware, power supplies, backup systems, intercoms, and network-connected security devices
• Perform software diagnostics and verify controller communications
• Restore system functionality while following approved engineering procedures
• Escalate complex issues to engineering or manufacturer technical support as needed
• Coordinate with airport operations and security personnel during service activities
• Complete detailed service reports, documentation, and timesheets
• Follow all airport security, safety, and operational procedures

Response Requirements:

To be successful in this role, you must be able to:

• Respond on-site within 2 hours of receiving a service call
• Resolve system issues within 4 hours, when reasonably achievable
• Live within 50 miles of Denver International Airport
• Support occasional daytime preventative maintenance activities
• Remain available throughout scheduled on-call periods

Required Qualifications:

• 3+ years of experience servicing enterprise electronic security or access control systems
• Current manufacturer certification (installer or maintainer level) on an enterprise PACS platform, or the ability to obtain certification through BSI prior to assignment
• Experience troubleshooting access control hardware and software independently
• Knowledge of IP networking fundamentals and device communications
• Ability to interpret wiring diagrams, risers, shop drawings, and door schedules
• Strong troubleshooting and technical documentation skills
• Valid driver's license and reliable transportation
• Ability to obtain and maintain a DEN Airport ID Badge, including background screening and Security Threat Assessment
• Ability to pass a pre-employment background check

Preferred Qualifications:

• Advanced manufacturer certifications
• Experience supporting large enterprise access control systems
• Airport, transportation, healthcare, or other critical infrastructure experience
• Experience with biometric credentialing systems
• Associate or Bachelor's degree in Engineering, Information Technology, or a related technical field
• Knowledge of delayed egress, fire alarm interfaces, and life safety requirements

Physical Requirements:

• Lift up to 50 pounds
• Work indoors and outdoors in varying weather conditions
• Walk long distances throughout airport facilities
• Work above ceilings, on ladders, and in equipment rooms
• Respond to overnight emergency service calls

At BSI, you'll work on one of the nation's busiest airports while supporting mission-critical security technology.

We offer:

• Competitive hourly pay plus daily on-call compensation
• Flexible part-time schedule
• Manufacturer certification support
• Hands-on work with enterprise access control and biometric technologies
• Opportunity to support critical transportation infrastructure
• Career growth with a leading systems integration company serving airports and government clients

If you're an experienced PACS Field Engineer who enjoys solving technical challenges and wants to support one of the country's premier airport security systems, we'd love to hear from you. Apply today!

Birdi Systems, Inc. (BSI) is an award-winning, full-service systems engineering consulting and contracting firm based in Los Angeles, California. We specialize in providing technology solutions for major airports and transportation entities across the United States, with office locations in California, Colorado, Florida, and Washington, D.C.