Senior System Architect

CACI International; Orlando (FL); On-site; USD 109,000 - 240,000; Full time

Job summary

CACI International is seeking a Senior System Architect to provide technical leadership for large-scale DoD, Space Force, IC, and Federal modernization programs. You will guide enterprise IT, secure communications, and satellite ground infrastructure across opportunity identification through operations, partnering with stakeholders and engineering teams.

The role requires systems engineering expertise, satellite communications experience, cloud technologies, and RMF/NIST framework alignment,

Qualifications

• Bachelor's degree and relevant engineering background.
• Broad technical background spanning enterprise IT, systems engineering, secure communications, cloud technologies, satellite communications, and modernization.
• Security clearance eligibility required (U.S. citizenship).

Responsibilities

• Lead technical strategy, architecture development, and engineering execution for large-scale defense and national security programs.
• Direct multidisciplinary teams through design, integration, and deployment of enterprise IT, secure communications, and satellite ground systems.
• Architect and integrate satellite ground/gateway solutions (GEPs, Ka-/S-Band, optical terminals) across programs.
• Provide end-to-end systems engineering leadership across requirements, architecture, interface management, and transition to operations.
• Design and modernize secure network, data center, cloud, and hybrid infrastructure with routing, virtualization, and cybersecurity.

Skills

Systems engineering

Enterprise IT

Cybersecurity

Cloud technologies

Satellite communications

Leadership

Education

Bachelor's degree

Tools

Ground Entry Points (GEPs)

Ka-band

S-band

Optical ground terminals

RF communications

Job description

Job Title: Senior System Architect

Job Category: Engineering

Time Type: Full time

Minimum Clearance Required to Start: Secret

Employee Type: Regular

Percentage of Travel Required: Up to 25%

Type of Travel: Continental US

* * *

The Opportunity:
CACI is seeking an experienced Senior Architect to provide technical leadership for large-scale Department of Defense (DoD), U.S. Space Force, Intelligence Community (IC), and Federal Civilian modernization programs supporting secure communications, enterprise IT infrastructure, satellite ground systems, and mission-critical network architectures.

The Senior Architect will serve as the principal technical authority responsible for developing innovative, scalable, and secure enterprise solutions supporting complex government acquisitions from opportunity identification through proposal development, system implementation, transition, and operations. This individual will lead technical strategy, solution architecture, systems engineering, and technical execution across multiple programs while collaborating with customers, program managers, chief engineers, capture managers, and engineering teams to deliver resilient, mission-focused capabilities. The position requires an exceptional combination of systems engineering expertise, satellite communications experience, enterprise networking, cybersecurity, cloud technologies, and infrastructure modernization.

The ideal candidate possesses direct experience leading the engineering and deployment of globally distributed satellite ground infrastructure, including Ka-Band Ground Entry Points (GEPs), S-Band antenna systems, and Optical Ground Terminals (Laser Communications) supporting next-generation military satellite constellations.

Responsibilities:

• Serve as a principal Architect, leading technical strategy, architecture development, and engineering execution for large-scale defense, intelligence, and national security programs
• Lead multidisciplinary engineering teams through the design, integration, modernization, deployment, and sustainment of enterprise IT, secure communications, and satellite ground systems
• Architect and integrate satellite ground and gateway solutions including Ground Entry Points (GEPs), Ka-/S-Band systems, optical ground terminals, RF communications, secure transport networks, mission interfaces, and timing/synchronization systems
• Provide end-to-end systems engineering leadership across requirements analysis, system architecture, interface management, trade studies, integration, test and evaluation, verification and validation, configuration management, and transition to operations
• Design and modernize secure enterprise network, data center, cloud, and hybrid infrastructure incorporating routing/switching, virtualization, cybersecurity, and cloud migration technologies
• Develop secure communications and cybersecurity architectures leveraging Zero Trust, CSfC, RMF, Cross Domain Solutions, secure cloud technologies, NSA encryption, and NIST frameworks while ensuring compliance with DoD security requirements
• Evaluate emerging technologies and develop innovative technical solutions that improve mission performance, resiliency, scalability, and lifecycle cost efficiency while reducing technical risk
• Lead technical solutioning for strategic captures and proposals including solution architectures, technical approaches, discriminators, BOEs, staffing strategies, implementation roadmaps, and technical volumes
• Partner with capture, pricing, program, and engineering leadership to develop competitive and executable solutions and support customer briefings, technical interchange meetings, solution reviews, and executive proposal reviews
• Serve as a trusted technical advisor to senior government and industry stakeholders including organizations across the U.S. Space Force, SDA, MDA, Army, DISA, NSA, Intelligence Community, and Combatant Commands

Qualifications:

Required:

• Must be a U.S. Citizen with the ability to hold a security clearance
• Bachelor’s degree with a minimum 10 years of related work experience.
• The individual selected for this position should possess a broad technical background spanning enterprise IT, systems engineering, secure communications, cloud technologies, satellite communications, and government infrastructure modernization.

What You Can Expect:

A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation’s most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.

Pay Range :

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

$108,900 - $239,500

CACI is anEqualOpportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any otherprotectedcharacteristic.