Top 12 Low Voltage Technician Skills to Put on Your Resume

In today's fast-paced technological environment, demand for sharp low voltage technicians keeps climbing. Employers want proof you can wire, program, troubleshoot, and secure the stack—from copper to cloud. Showcasing the right skills on your resume puts you in the winner’s lane.

Low Voltage Technician Skills

1. Ethernet cabling
2. Fiber optics
3. CCTV installation
4. Access control
5. Fire alarm systems
6. Audio/Video setup
7. Network troubleshooting
8. Wireless networking
9. VoIP configuration
10. Home automation
11. Security systems
12. Building automation

1. Ethernet cabling

Ethernet cabling connects devices on a wired LAN for fast and reliable data transport. Think stable throughput, low latency, and clean paths between endpoints, switches, and routers.

Why It's Important

It’s the backbone of most networks. Wired links deliver predictable speeds, power for devices, and fewer headaches from interference—exactly what robust infrastructure demands.

How to Improve Ethernet cabling Skills

Make it tidy. Make it testable. Make it last.

1. Choose the right category: Default to Cat6A for 10G-ready runs and better noise immunity. Use shielded cable where EMI lurks.
2. Follow standards: Build to ANSI/TIA-568.2-D and label per TIA-606. Respect bend radius and pull tension limits.
3. Plan pathways: Separate from power, maintain spacing, use proper tray/conduit, and firestop penetrations.
4. Terminate correctly: Consistent pinouts (T568B or T568A), quality jacks, and solid crimp technique.
5. Think PoE: Account for 802.3bt power, bundle heating, and conductor gauge. Ventilate where bundles stack up.
6. Certify: Validate with certification testers, not just continuity checks. Document results.
7. Protect and maintain: Strain relief, slack loops, and clean patch management keep errors at bay.

How to Display Ethernet cabling Skills on Your Resume

2. Fiber optics

Fiber moves data with light—blazing fast, long reach, minimal loss. It’s vital across telecom, enterprise backbones, and high-noise environments where copper stumbles.

Why It's Important

High bandwidth, long runs, low latency. When distances stretch or speeds need to scream, fiber does the heavy lifting.

How to Improve Fiber optics Skills

• Handle with care: Observe bend radius, avoid microbends, use proper pulling methods, and protect endfaces.
• Clean and inspect: “Clean, inspect, connect” every time. One speck of dust can tank a link.
• Splicing matters: Favor fusion splices for low loss. Keep splice trays tidy and documented.
• Match components: Connector types, polish styles, and fiber specs (OS2, OM3/4/5, G.657 bend-insensitive) must align.
• Test like a pro: Power meter/light source for loss; OTDR for events and distance. Record dB budgets.
• Follow standards: Build to ANSI/TIA-568.3 and IEC guidance. Label both ends. Keep records current.
• Safety: Treat lasers seriously. No live-look into connectors. Use proper disposal for shards.

How to Display Fiber optics Skills on Your Resume

3. CCTV installation

CCTV install work covers camera mounting, cabling, power, network configuration, recording, and secure remote access. The goal: coverage that actually captures what matters.

Why It's Important

Deterrence, visibility, evidence. Reliable surveillance protects people, property, and operations—and proves it when incidents happen.

How to Improve CCTV installation Skills

1. Survey first: Map entrances, choke points, assets. Design for pixels-per-foot targets where identification is required.
2. Pick the right camera: Dome, turret, or bullet; WDR for backlight, low-light sensitivity, motorized varifocal when framing is critical.
3. Place smartly: Mount above reach, avoid glare, cover approaches not just doorframes, and consider vandal ratings and weather seals.
4. Wire and power: PoE simplifies installs; protect exterior runs; ground and surge-protect where needed.
5. Record with intent: Size storage for bitrate, frame rate, and retention. Use motion zones and schedules to save space without losing context.
6. Secure the system: Unique credentials, VLAN isolation, TLS where supported, and remote access via VPN—skip risky port forwards.
7. Comply: Respect privacy signage, local laws, and any site-specific policies.

How to Display CCTV installation Skills on Your Resume

4. Access control

Access control governs who goes where and when. Readers, credentials, controllers, locks, sensors—working together without blocking life safety egress.

Why It's Important

Only the right people, at the right time, in the right places. That’s security without slowing business.

How to Improve Access control Skills

1. Modernize credentials: Mobile, smartcards, biometrics—use encrypted readers and OSDP secure channel over legacy Wiegand.
2. Engineer doors correctly: Choose fail-safe vs fail-secure appropriately, pair with proper egress, REX, door position sensors, and tie-in to fire alarm for release.
3. Integrate video: Link events to clips; get visual verification and faster investigations.
4. Harden the network: Unique admin creds, certificates where supported, segmented VLANs, and regular firmware updates.
5. Mind codes: Follow life safety and accessibility requirements. Document every opening’s power budget and wiring diagram.

How to Display Access control Skills on Your Resume

5. Fire alarm systems

Fire alarm systems detect, notify, and help move people out safely. Detectors, notification, control panels, power, and monitoring—installed to code and tested relentlessly.

Why It's Important

Early warning saves lives and property. Clarity, reliability, compliance—no shortcuts.

How to Improve Fire alarm systems Skills

1. Design to code: Build to NFPA 72 (current edition) and AHJ requirements. Use listed equipment and proper pathways.
2. Use addressable where possible: Faster pinpointing of events, easier isolation, and cleaner reporting.
3. Right detection: Photoelectric for smoldering, heat where dust rules, CO where applicable, and multisensors to cut false alarms.
4. Strong notification: Meet audibility and visibility requirements; use low-frequency sounders for sleeping areas; calculate NAC capacity.
5. Power and survivability: Battery sizing, voltage drop checks, and pathway survivability levels where required.
6. Test, document, maintain: Sensitivity testing, detector cleaning, periodic drills, and accurate as-builts.

How to Display Fire alarm systems Skills on Your Resume

6. Audio/Video setup

A/V setup blends audio clarity with clean visuals. Displays, speakers, mics, switching, control—tuned to the room, not just the spec sheet.

Why It's Important

Meetings that sound crisp, screens that pop, systems that behave. Communication improves, frustration fades.

How to Improve Audio/Video setup Skills

1. Assess the room: Tame reflections, aim for proper RT60, and position speakers for even coverage.
2. Dial in microphones: Match polar patterns to use cases, control gain-before-feedback, and use DSP for echo cancellation.
3. Get video right: Manage EDID/HDCP, calibrate displays (contrast, grayscale, color temp), and use proper cable lengths or HDBaseT extenders.
4. Manage control: Simple UI, reliable presets, and clear states. Train users; log changes.
5. Power and protection: Surge protection, conditioning, and labeled rack power for sanity under pressure.

How to Display Audio/Video setup Skills on Your Resume

7. Network troubleshooting

Finding and fixing network issues across physical, link, and IP layers. Cabling, switches, VLANs, routing, DHCP, DNS—the usual suspects, plus the odd gremlin.

Why It's Important

Downtime costs. Sharp troubleshooting restores service quickly and prevents repeats.

How to Improve Network troubleshooting Skills

1. Go layer by layer: Check link lights and cabling first, then VLAN tags, then IP addressing, routing, and name resolution.
2. Use the right tools: Cable testers, packet captures, ping/traceroute, LLDP/CDP maps, and throughput checks.
3. Eliminate loops: Verify STP topology, watch for broadcast storms, and audit trunk configurations.
4. Document everything: Diagrams, change logs, addressing plans. Troubleshooting without a map wastes hours.
5. Monitor: Syslog, SNMP, and flow data reveal patterns you’ll miss by hand.

How to Display Network troubleshooting Skills on Your Resume

8. Wireless networking

Wi‑Fi links devices without cables. Placement, power, channels, and security drive the experience far more than raw spec sheets.

Why It's Important

Mobility wins. A well-tuned wireless network brings flexibility without chaos.

How to Improve Wireless networking Skills

1. Survey first: Heatmaps, attenuation checks, and coverage targets. Place APs for capacity, not just signal bars.
2. Optimize channels: Favor 5/6 GHz, right-size channel widths, and avoid co-channel interference. Disable legacy data rates that hog airtime.
3. Tune power and roaming: Balanced transmit power, minimum RSSI thresholds, and fast roaming features to prevent sticky clients.
4. Use modern security: WPA3 where supported, 802.1X for enterprise, segmented SSIDs/VLANs, and proper RADIUS policies.
5. Backhaul properly: Prefer wired uplinks; if mesh, use dedicated backhaul radios for stability.
6. Plan for Wi‑Fi 6/6E/7: Match APs and clients, watch PoE budgets, and keep firmware fresh.

How to Display Wireless networking Skills on Your Resume

9. VoIP configuration

Voice over IP routes calls across data networks. The magic lies in QoS, security, addressing, and the subtle art of keeping jitter quiet.

Why It's Important

Voice quality affects every conversation. Solid configuration yields clear calls and fewer tickets.

How to Improve VoIP configuration Skills

1. Prioritize voice: QoS marking (DSCP EF), queueing, and guaranteed bandwidth. Keep latency and jitter low.
2. Segment traffic: Voice VLANs, LLDP-MED for automatic provisioning, and DHCP scopes tailored for phones.
3. Secure signaling and media: TLS for SIP, SRTP for audio, and strong credentials. Use SBCs when traversing the open internet.
4. Harden the edge: Disable problematic SIP ALG, manage NAT keepalives, and restrict exposure.
5. Plan for compliance: E911 routing and location info (including current regulations) must be correct and tested.
6. Monitor quality: Track MOS, packet loss, and round-trip times. Adjust jitter buffers as needed.

How to Display VoIP configuration Skills on Your Resume

10. Home automation

Smart homes knit lighting, HVAC, shades, security, and entertainment into one brain. Reliable control that feels invisible—that’s the bar.

Why It's Important

Comfort, energy savings, and security in one flow. Homeowners want simple scenes, not a science project.

How to Improve Home automation Skills

1. Choose stable ecosystems: Leverage mature protocols (Matter, Thread, Zigbee, Z‑Wave) and prioritize local control where possible.
2. Network with intent: Strong Wi‑Fi, wired backbones for hubs, VLANs for IoT gear, and reserved IPs for critical devices.
3. Design intuitive control: Clear scenes, logical rooms, minimal taps. Document for the homeowner.
4. Automate thoughtfully: Use occupancy, schedules, sunrise/sunset, and conditional logic—less show, more value.
5. Keep it secure: Updates, unique credentials, and least-privilege access for remote control services.

How to Display Home automation Skills on Your Resume

11. Security systems

Intrusion, video, access, and sensors working in concert. The craft is in integration and hardened design that doesn’t buckle under stress.

Why It's Important

Better protection, fewer false alarms, faster response. Risk goes down, confidence goes up.

How to Improve Security systems Skills

1. Engineer for reliability: Supervised loops, proper EOLRs, clean power, and battery calculations that actually pencil out.
2. Integrate wisely: Tie intrusion to video and access events for verification and faster triage.
3. Reduce false alarms: Sensible sensor placement, cross‑zoning where needed, and environment-appropriate technologies.
4. Cyber-hardening: Unique creds, segmentation, encryption where supported, and timely updates.
5. Comply and document: Follow local requirements, respect privacy, and keep as-builts and programming backups current.

How to Display Security systems Skills on Your Resume

12. Building automation

Centralized control for HVAC, lighting, and more—through a BMS that optimizes comfort and energy with data-driven decisions.

Why It's Important

Energy drops, uptime rises, occupants stay comfortable. Operations get visibility and control.

How to Improve Building automation Skills

Blend integration with cybersecurity and lifecycle care. That’s the formula for a durable system.

• Use open protocols: BACnet/IP, BACnet MS/TP, Modbus, and well-documented APIs make systems play nice.
• Tune control loops: Proper PID tuning, sensor calibration, and scheduling aligned to occupancy patterns.
• Segment the network: VLANs, access controls, and time sync via secure NTP. Harden controllers and gateways.
• Trend and analyze: Log key points, build dashboards, and chase anomalies to reduce waste.
• Cybersecurity: Apply strong credentials, certificates where applicable, and follow recognized OT security practices.
• Keep it current: Firmware management, backups, and staged upgrades to avoid surprises.

How to Display Building automation Skills on Your Resume