Application Support Engineer - UCaaS / VOIP

Cytracom; McKinney (TX); On-site; USD 65,000 - 90,000; Full time

Benefits offered by this job

Medical, dental and vision insurance

401K

Disability and Life insurance

Paid vacations and holidays

Flexible PTO policy

Casual, laid-back work environment

Free refreshments

Standing desks

Job summary

Cytracom, LLC in Texas is seeking an Application Support Engineer to serve as the frontline technical expert for our UCaaS and VoIP platform, delivering fast, accurate support to end-users and partners. This role diagnoses VoIP, PBX, SIP and networking issues, assists with onboarding and technical implementations, and collaborates across teams to resolve complex cases and ensure seamless communication.

A customer‑first mindset, accountability, and the ability to work under pressure are

Qualifications

• Experience providing technical support for UCaaS/VoIP platforms.
• Proven ability to diagnose VoIP, PBX, and network issues.
• Strong written and verbal communication.

Responsibilities

• Diagnose and resolve VoIP, PBX, SIP, networking, and hardware issues.
• Assist with customer onboarding and technical implementations.
• Maintain thorough documentation and knowledge base updates.
• Collaborate with cross-functional teams to resolve complex cases.
• Manage Zendesk tickets and meet SLA targets.
• Participate in on-call rotations.

Skills

VoIP

PBX

SIP

Zendesk

Customer-focused support

On-call support

Tools

Log analysis

Network diagnostic tools

Troubleshooting tools

Job description

About Us

Cytracom delivers infrastructure software purpose-built to empower managed service providers (MSPs) and IT professionals (ITSPs) with cloud solutions that connect and secure both traditional and hybrid workforces.

About Us

Cytracom delivers infrastructure software purpose-built to empower managed service providers (MSPs) and IT professionals (ITSPs) with cloud solutions that connect and secure both traditional and hybrid workforces.

Our secure access service edge (SASE) solution provides identity-based network security and connectivity within a single platform that enables businesses to deploy zero-trust networks, enforce compliance and eliminate traditional firewalls and VPNs.

Our unified communications suite (UCaaS) uniquely aligns with the operating needs of MSPs and enables their customers to experience seamless communication and collaboration regardless of physical location.

Here's a Closer Look At This Key Role

The Application Support Engineer serves as a frontline technical expert for our UCaaS and VoIP platform, delivering fast, accurate, and customer-focused support to end-users and partners. This role plays a critical part in customer retention, product adoption, and overall experience by resolving issues efficiently and ensuring seamless communication services.

You will be the first technical voice customers interact with, setting the tone for trust, clarity, and confidence in our platform. Success in this role directly impacts customer satisfaction, churn prevention, and long-term growth.

Responsibilities

Provide world-class technical support through clear troubleshooting, proactive communication and efficient resolution of voice, networking and platform-related issues.

You Will

• Diagnose and resolve VoIP, PBX, SIP, networking and hardware-related issues
• Support customer onboarding and technical implementations
• Collaborate cross-functionally to resolve complex cases
• Follow structured escalation paths while owning customer outcomes

This role requires technical curiosity, accountability and a strong customer-first mindset.

Technical Support & Troubleshooting

• Diagnose and resolve VoIP call quality issues (latency, jitter, packet loss, QoS, SIP signaling)
• Troubleshoot PBX configurations, call routing, device provisioning and number management
• Support hardware setup including IP phones, routers and networking equipment
• Assist with fax (Cfax) troubleshooting and integrations
• Work with third-party vendors and carriers when necessary to drive resolution
• Analyze logs, traces and system behaviour to determine root cause

Ticket & Queue Management

• Manage Zendesk tickets, calls and chats with strong prioritisation skills
• Meet and exceed SLAs while maintaining high-quality documentation
• Own your backlog and proactively elevate risks to SLA compliance
• Maintain accurate case notes and technical documentation

Customer Experience & Communication

• Communicate technical concepts clearly to both technical and non-technical customers
• Set expectations effectively and follow through until resolution
• Turn escalations into opportunities to reinforce trust
• Deliver high CSAT through professionalism and empathy

Collaboration & Escalation

• Triage and elevate complex issues to T2/T3 teams when appropriate
• Provide complete technical context during handoffs
• Participate in daily stand-ups and team collaboration sessions
• Contribute to knowledge base improvements and documentation updates

Operational Excellence

• Participate in an on-call rotation and meet escalation SLAs
• Continuously expand product and integration knowledge
• Contribute feedback to Product and Engineering based on customer trends
• Meet defined KPIs for resolution time, CSAT, ticket quality and productivity

Competencies

• Ability to thrive under pressure
• Creative and analytical thinking
• Problem-solving mindset
• Self-managed
• Ability to multitask effectively
• Passion for technology and their work
• Working knowledge of Zendesk
• De-escalation techniques
• Strong empathy for the customer and the ability to tailor communication for the given audience

Attributes

• Self-disciplined
• Team player
• Detail-oriented
• Inquisitive nature
• Commitment to excellence

Our Benefits

• Medical, dental and vision insurance is available
• 401K
• Disability and Life insurance
• Paid vacations and holidays
• Flexible PTO policy
• Casual, laid-back work environment
• Free refreshments
• Standing desks

Cytracom, LLC is an Equal Opportunity Employer and supports a diverse, inclusive work environment. All qualified applicants will receive consideration for employment without regard to protected characteristics, including race, colour, religion, sex, national origin, disability, veteran status, sexual orientation, gender identity or age.