Job Title: Systems Integration Administrator
Job Category: Information Technology
Time Type: Full time
Minimum Clearance Required to Start: TS/SCI with Polygraph
Employee Type: Regular
Percentage of Travel Required: Up to 25%
Type of Travel: Continental US
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The Opportunity:CACI is seeking a highly skilled Systems Administrator & Systems Integrator to support software and system development, integration, testing, deployment, and sustainment of Army mission systems. This dual-role position combines with hands-on hardware/software integration across multi-platform, multi-vendor environments.
You will collaborate closely with the software integration team, Army stakeholders, RF technology vendors, and cross-functional engineering groups to ensure interoperability, mission-ready performance, and reliable field deployment of critical systems. This role spans end-to-end integration-hardware provisioning, system configuration, dataflow integration, network architecture alignment, software deployment, and secure system sustainment.
Responsibilities:Systems Administration- Install, configure, secure, and maintain Linux (RHEL/CentOS) and Windows Server and workstation environments.
- Manage Active Directory services, account management, GPOs, and authentication controls.
- Perform OS/application patching, STIG compliance remediation, RMF alignment, and vulnerability updates.
- Deploy and maintain virtualization environments (VMware, Hyper-V, KVM, cloud-hosted equivalents).
- Monitor logs, system performance, bandwidth usage, and security alerts; optimize reliability in constrained environments.
- Provide Tier II/III support to end users and mission operators, including troubleshooting hardware/software/network issues.
- Implement disaster recovery practices, backups, and secure configuration baselines.
Systems Integration (Hardware, Software, RF, Networking)- Provision hardware for software installation, including servers, network gear, RF receivers, sensors, storage, and tactical computing systems.
- Integrate multi-component systems (hardware/software/RF/networking) across tactical, fixed, and mobile platforms following Army-standard drawing packages.
- Configure end-to-end network configurations, interfaces, protocols (TCP/IP, UDP, multicast), DNS, DHCP, and routing in bandwidth-constrained environments.
- Align integration and deployment activities with Army baseline standards to ensure RF receiver interoperability.
- Conduct system-level validation of integrated configurations; test hardware/software compatibility; resolve dependency conflicts, interface mismatches, and performance issues.
- Combine components from multiple vendors into unified, repeatable, secure mission solutions.
Software Deployment & Configuration- Integrate, test, deploy, and sustain thick-client, web-based, and software applications.
- Oversee OS installations and secure network migrations.
- Install, configure, test, and troubleshoot Army mission applications, including RF-enabled or receiver-dependent software stacks.
- Ensure timely deployment of patches, updates, change packages, and security fixes while minimizing operational disruption.
- Maintain configuration consistency, version control, environment alignment, and deployment automation best practices.
Testing, Documentation & Field Support- Support internal and external test events verifying mission capability prior to fielding to operational units.
- Conduct integration testing, functional testing, acceptance testing, RF signal-flow validation, and architecture verification.
- Create and maintain technical documentation, including installation guides, configuration procedures, troubleshooting steps, wiring diagrams, and dataflow/interface specifications.
- Provide on-site installation, validation, operator guidance, and direct support to unit leaders, stakeholders, and government customers.
- Share best practices within integration teams; contribute to continuous process improvement.
Qualifications:Required:
- Deploy and maintain virtualization environments (VMware, Hyper-V, KVM, cloud-hosted equivalents).
- Provide Tier II/III support to end users and mission operators, including troubleshooting hardware/software/network issues.
- Provision hardware for software installation, including servers, network gear, RF receivers, sensors, storage, and tactical computing systems.
- Conduct system-level validation of integrated configurations; test hardware/software compatibility; resolve dependency conflicts, interface mismatches, and performance issues.
- Install, configure, test, and troubleshoot Army mission applications, including RF-enabled or receiver-dependent software stacks.
- Create and maintain technical documentation, including installation guides, configuration procedures, troubleshooting steps, wiring diagrams, and dataflow/interface specifications.
- Provide on-site installation, validation, operator guidance, and direct support to unit leaders, stakeholders, and government customers.
- Install, configure, secure, and maintain Linux (RHEL/CentOS) and Windows Server and workstation environments.
- Active TS/SCI with required polygraph clearance
- Must currently hold a DoD 8140-compliant IAT Level II certification such as: CompTIA Security+, CCNA Security or GSEC.
Education & Experience:One of the following:
- 3+ yeas of full time experience plus a Bachelors degree
- 4+ years of full time experience plus an Associates degree
- 6+ years of full time experience with no degree
Desired:
- WAN/LAN troubleshooting, routers, switches, firewall configuration.
- Server rack integration, cable routing, physical installation.
- Tier III support experience & ability to guide end users.
- Familiarity with Army baselines and tactical computing systemsDataflow technologies (NiFi, ActiveMQ).
- SQL/NoSQL database experience.
This position is contingent on funding and may not be filled immediately. However, this position is representative of positions within CACI that are consistently available. Individuals who apply may also be considered for other positions at CACI.
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.
The proposed salary range for this position is:
$90,300 - 189,600 USD
CACI is an Equal Opportunity 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 other protected characteristic.
