Systems Integration Engineer III

Sierra Nevada Corporation; Lone Tree, Northern (CO, KY); Hybrid; USD 108,000 - 149,000; Full time

Job summary

Sierra Nevada Corporation in Lone Tree, CO is seeking a Systems Integration Engineer III to lead advanced integration tasks across hardware and software, manage verification and validation activities, and oversee complex system configurations.

You will translate customer mission needs into technical solutions, support field deployments, and contribute to continuous improvement of system reliability and maintainability for aerospace and defense programs.

Qualifications

• Bachelor's degree in Systems Engineering or related field.
• 6+ years of experience in systems integration or related field is required.
• Advanced troubleshooting across electronic, digital, RF and networked systems.
• Strong communication and customer-facing skills.

Responsibilities

• Provide expertise on situational awareness tools, early-warning systems, airspace management, and cross-domain data sharing.
• Support integration of multi-tactical data link architectures (Link 16, JREAP, FAAD/IBCS messaging).
• Assist teams with system-level troubleshooting on AMD-related C2 systems, sensor interfaces, and network gateways.
• Diagnose and resolve complex hardware, software, and network issues involving tactical communications and mission computing hardware.
• Perform installation, configuration, testing, and validation for deployed field systems and prototype equipment.
• Translate customer mission needs into technical solutions and recommended system configurations.

Skills

Troubleshooting

Tactical radios

Wireless networks

C2 integration

RF systems

Network hardware

Customer-facing skills

Education

Bachelor's degree in Systems Engineering

Tools

Mission computers

Routers/Switches

Networking tools

Job description

## Systems Integration Engineer IIIApply: In office: Lone Tree, CO: Full time: Posted Today: R0030466Do you pride yourself in being a creative, integrative engineer with a passion for developing revolutionary technical systems in a collaborative and customer-centric environment? Come join our team! As a Systems Integration Engineer III, you'll be able to manage advanced systems integration tasks with high competence in requirements analysis and management. You'll lead verification and validation (V&V) activities, oversee complex software and hardware integration, and manage configuration management processes. You'll be responsible for developing and executing comprehensive test plans, solving and troubleshooting technical problems with expertise, and applying sophisticated analytical thinking and critical reasoning. Your role will require strong technical writing and documentation skills, and a thorough understanding of aerospace and defense standards.The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation systems. Its end-to-end Command, Control, Computers, Communications and Intelligence, Surveillance & Reconnaissance (C4ISR) capabilities encompass design, integration, test, certification, ground/flight training and complete logistics support. IAS tailors solutions to customer cost, performance, and schedule requirements and designs to consistently exceed expectations – with an unrivaled record of on time and on (or under) budget deliveries.**Responsibilities:*** Provide expertise on situational awareness tools, early-warning systems, airspace management, and cross-domain data sharing* Support integration of multi‐tactical data link (TDL) architectures (Link 16, JREAP, FAAD/IBCS messaging), ensuring reliable track management and data interoperability* Assist teams with system-level troubleshooting on Air and Missile Defense (AMD)-related command-and-control systems, sensor interfaces, network gateways, and prototype launch platforms* Diagnose and resolve complex hardware, software, and network issues involving tactical communications, radios, mission computers, routers/switches, and prototype payloads* Perform installation, configuration, testing, and validation for deployed field systems and prototype equipment* Execute corrective actions derived from engineering analysis, test results, or customer feedback* Support operator and maintainer training on system capabilities, mission workflows, TDL configurations, and network employment techniques.* Provide field support—including CONUS/OCONUS operations—to assist customers during system deployment, exercises, and operational missions.* Translate customer mission needs into technical solutions and recommended system configurations.* Support continuous improvement initiatives for system reliability, integration efficiency, and supportability **Qualifications You Must Have:*** Bachelor's degree in Systems Engineering, Electrical Engineering, Mechanical Engineering, or related field* 6+ years of experience in systems integration or related field* Advanced troubleshooting and diagnostic skills across electronic, digital, RF, and networked systems* Hands-on experience with: + Tactical radios and communication systems + Wireless networks and mission-communications architectures + C2 or sensor-integration systems + Laptops, servers, routers, switches, and mission computing hardware* Strong communication and customer-facing skills* Solid understanding of system‐level maintenance for networked and communications systems **Qualifications We Prefer:*** Experience as an Army 140A AMD Systems Integrator or similar background in joint AMD, C2, or TDL operations* Experience with: + C2, radar integration, sensor fusion, IBCS-like architectures + Mission-system prototype development and rapid‐prototyping environments* Familiarity with Aerospace & Defense engineering standards, military CONOPS, and sustainment processes* Relevant certifications (Security+, Network+, etc.)* Ability to read schematics, analyze network diagrams, and follow detailed test procedures* Hands-on RF, vehicle integration, or field-service engineering experience* Prior military or government experience, especially in AMD, TDL, or mission‐system operations* Leadership experience in technical, operational, or military roles**Essential Functions:*** Ability to work on a computer for extended periods.* Hand/finger dexterity for integration tasks.* Ability to work in a hybrid environment with occasional travel.This posting will be open for application for a minimum of 5 days and may be extended based on business needs.Estimated Starting Salary Range: $108,496.89 - $149,183.22. Compensation varies depending on a wide array of factors, such as candidates' key skills, relevant work experience, and education/training/certifications. The disclosed range estimate may be adjusted for any applicable geographic differential associated with the location at which the position may be filled.