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Systems Integration Engineer III

Sierra Nevada Corporation
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Plano, TX, USA
Jul 29, 2026
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.

SNC has led thoughtful and disruptive change in the aerospace and defense industry for the past 60 years and now, we’re applying this tenacity and expertise to the U.S. Air Force’s (USAF) Survivable Airborne Operations Center (SAOC) mission. Join the SNC-led SAOC team and be a part of exciting and meaningful work to modernize and deliver the next-generation SAOC aircraft trusted by the President, Secretary of Defense and Chairs of the Joint Chiefs of Staff to ensure continued critical command, control and communication during national emergencies. If you’re passionate about building the airborne command post of the future, consider SNC for your next mission. Learn more about NC3 and SAOC here.

Do 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.

Responsibilities:

  • Manage advanced systems integration tasks with high competence.
  • Lead requirements analysis and management for complex projects.
  • Oversee comprehensive verification and validation (V&V) activities.
  • Supervise and manage complex software and hardware integration efforts.
  • Ensure effective configuration management and maintain thorough documentation.
  • Develop and execute comprehensive test plans, and troubleshoot complex technical issues.

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.
  • Higher level relevant degree may substitute for experience.
  • Advanced proficiency with integration tools and methodologies.
  • Thorough knowledge of engineering principles and practices.
  • Experience working in multidisciplinary design & development teams.
  • Understanding and experience with the practical application of requirements development and management, system design, systems integration, technical risk identification, management strategies, and V&V principles.

Qualifications We Prefer:

  • Proven ability to serve as a technical liaison between software/application teams and infrastructure/platform teams, ensuring requirements and solutions are clearly communicated and implemented across both domains.
  • Experience translating application delivery requirements into platform/infrastructure solutions, working closely with both developers and infrastructure engineers to ensure seamless deployments.
  • Hands-on orchestration of container platforms (Kubernetes, Rancher, Harvester, etc.), with a focus on integrating application workflows and infrastructure automation.
  • Implementing and managing virtualization and private/on-premises cloud platforms for high availability, live migration, and open standards compliance, in secure or air-gapped environments.
  • Applying infrastructure as code (IaC) and GitOps practices to automate deployments, while coordinating changes and reviews with both software and infrastructure stakeholders.
  • Designing and enforcing access controls, authentication, and role-based permissions that span both application and platform layers, working with security, infra, and software teams.
  • Supporting cybersecurity, compliance, and secure configuration baselines by bridging the needs of application owners and platform operators.
  • Managing cryptographic key material, secure initialization, and integration of crypto devices, ensuring both application and infrastructure requirements are met.
  • Coordinating software patching, firmware updates, and configuration changes across teams to minimize downtime and maintain mission-critical operations.
  • Leading or participating in cross-functional troubleshooting, network management, and incident response efforts that require both software and infrastructure expertise.

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.

SNC offers a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, tuition reimbursement, and more.

IMPORTANT NOTICE:

This position requires current/active Top Secret with SCI eligibility U.S. Security Clearance. U.S. Citizenship status is required as this position needs an active U.S. Security Clearance for employment. Non-U.S. Citizens may not be eligible to obtain a security clearance. The Department of Defense Consolidated Adjudications Facility (DoD CAF), a federal government agency, handles the adjudicative aspects of the security clearance eligibility process for industry applicants. Adjudicative factors which affect the outcome of the eligibility determination include, but are not limited to, allegiance to the U.S., foreign influence, foreign preference, criminal conduct, security violations and illegal drug use.

Learn more about the background check process for Security Clearances.

SNC is a global leader in aerospace and national security committed to moving the American Dream forward. We’re known and respected for our mission and execution focus, agility, and disruptive and rapid innovation. We provide leading edge technologies and transformative solutions that support our nation’s most critical security needs. If you are mission-focused, thrive in collaborative environments, and want to make our country stronger with state-of-the-art technologies that safeguard freedom, join our team!

SNC is an Equal Opportunity Employer committed to an environment free of discrimination. Employment decisions are made based on merit without regard to race, color, age, religion, sex, national origin, disability, status as a protected veteran or other characteristics protected by law.

Job ID

R0030152

Security Clearance

TS/SCI
About Sierra Nevada Corporation

At SNC, we take an entrepreneurial approach to meeting our customers’ needs by developing innovative technological solutions in a rapid and agile production environment. For our employees, SNC strives to cultivate professional growth at every career stage. We believe in positive attitudes, sense of urgency, team-play, purpose, fire-in-the-belly passion, work-life balance, collaboration, humility, persistence, discipline and trust as accelerators of productivity and fulfillment.

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