Senior Systems Engineer

COMTECH TELECOMMUNICATIONS

Job Title: Senior Systems Engineer

Department: Ops Engineering

Revision Date:1/4/2025

FLSA: Exempt

Location: Broomfield, CO Preferred

Level: T3

Salary: $100,000 - $130,000 USD

Comtech Telecommunications Corp. is a leading global technology company providing terrestrial and wireless network solutions, next-generation 9-1-1 (NG9-1-1) emergency services, satellite and space communications technologies, and cloud-native capabilities to commercial and government customers around the world. Our unique culture of innovation and employee empowerment unleashes a relentless passion for customer success. With multiple facilities located in technology corridors throughout the United States and around the world, Comtech leverages our global presence, technology leadership, and decades of experience to create the world's most innovative communications solutions.

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The position is responsible for validating NG9-1-1 call handling solution (or CHS) from multiple vendors that can provide statewide enterprise level deployment in Multiple States. The individual will assist the team in validating various vendors solutions and gathering information to help Comtech assess the capabilities of NG9-1-1 call handling solutions for integration with current NG9-1-1 system. The call handling solution is a mission critical component of the NG9-1-1 architecture.

The applicant must demonstrate experience with large-scale system deployments and work cooperatively towards Comtech's and States mutual goal of public safety.

• Help install multi-vendor CHSs in Comtech lab.
• Write Test Cases based on NENA i3 standards and Call Handling Solution that can perform in high availability private cloud infrastructure.
• Run the test script based on industry standard telecommunication testing tools.
• Submit bugs and participate in continuous improvement including bug fixes, upgrades, and enhancements to the user experience.
• Support documentation for Tier 1 Network Operation Center personnel.
• Perform and document End-To-End call functionality tests on different vendors CHSs.
• Perform and document high volume call functionality tests on different vendors CHSs.
• Validate CHS based on State guidelines and NENA i3 standards.
• Ensure CHEs meet 5 9's for high availability in NG9-1-1 VoIP telephony signaling, voice and text-to-911 networks.
• Validate CHS Hardware, Physical Phone, External Keyboard, Audio Interfaces, Jack Box and Software of multi-vendor CHS.
• Validate the graphical user interface (GUI) OF CHS.
• Validate 911 Call Flow including caller location within NG9-1-1.
• Validate secure Administration, Configuration, Maintenance, Performance and Monitoring of vendors CHSs.
• Validate CHS integration with NG9-1-1 core services.
• Validate CHS Artificial Intelligence Core Services by writing Build AI based tests for validating CHS functionalities.
• Validate Mapping Systems integration with CHSs.
• Ensure vendors agility to integrate with other vendors solutions.
• Participate in Comtech Engineering Review Board reviewing the test results.
• Work with other teams to plan, design and implement test infrastructure for CHS validation.
• Document system test configurations and test procedures.
• Participate in ISO-9000, TL-9000, and ISO-27001 compliance and documentation activities.
• Other duties as assigned

• Familiarity of Remedy AR System
• Familiarity with NENA i3 compliant BCF, ESRP, ECRF and Telecommunication testing tools such as , ixLoad and GL MAPS would be a plus.
• Knowledge of NG9-1-1 Core Services and ESINet.
• Understanding of Public Safety Answering Points (PSAP)
• Hands‑on experience with telephony protocols (e.g. SIP, SS7, ISDN and CAMA). That is Understanding of Audio, Video, TTY, Text to 911(short message service (SMS), multimedia messaging service (MMS), rich communication services (RCS)) and real-time text (RTT) telecommunication technologies.
• Prior Experience with NG9-1-1 Call Handling Equipment
• Experience supporting AWS cloud environments
• Experience developing technical diagrams with Visio
• Detail-oriented with strong analytical skills
• Willing to work overtime and on-call as necessary to meet project deadlines
• Understanding of service-level agreements (SLAs).
• Experience with Network Monitoring tools such as Solar Winds.
• Must have experience with IP addressing, subnetting, DNS and basic understanding of network routing. Understanding of WANT and DMVPN would be a plus.
• Knowledge of Emergency Incident Data Exchange (EIDX) and Emergency Incident Data Objects (EIDOs)

• Bachelor's Degree or equivalent related experience and 3-5 years' experience in the NG9-1-1 industry.

Comtech Telecommunications Corp. is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.