Systems Integration Administrator

About the role

CACI is seeking a Systems Administrator and Systems Integrator to support the software and system development, integration, testing, deployment and sustainment of Army mission systems. The role covers hardware and software integration across multi-platform, multi-vendor environments, working with the software integration team, Army stakeholders, RF technology vendors and engineering groups. It spans hardware provisioning, system configuration, dataflow integration, network architecture, software deployment and secure sustainment. The position is based in Aberdeen Proving Ground, requires up to 25% travel within the continental US, and is contingent on funding.

Key responsibilities

• Install, configure, secure and maintain Linux (RHEL/CentOS) and Windows Server and workstation environments, manage Active Directory, GPOs and authentication, and perform patching, STIG compliance and vulnerability updates.
• Deploy and maintain virtualization environments (VMware, Hyper-V, KVM, cloud-hosted equivalents) and provide Tier II/III support to end users and mission operators.
• Provision hardware (servers, network gear, RF receivers, sensors, storage, tactical computing) and integrate multi-component systems across tactical, fixed and mobile platforms.
• Configure networks, interfaces and protocols (TCP/IP, UDP, multicast, DNS, DHCP, routing) and validate integrated configurations.
• Integrate, test, deploy and sustain thick-client, web-based and mission applications, including RF-enabled stacks, and oversee secure network migrations.
• Support internal and external test events, create technical documentation, and provide on-site installation, validation and operator guidance.

Required profile

• Active TS/SCI with polygraph clearance and a DoD 8140-compliant IAT Level II certification (e.g., CompTIA Security+, CCNA Security or GSEC).
• Either 3+ years of full-time experience plus a bachelor's degree, 4+ years plus an associate degree, or 6+ years with no degree.
• Desired: WAN/LAN troubleshooting, server rack integration, Tier III support experience, familiarity with Army baselines and tactical computing systems, and dataflow technologies (NiFi, ActiveMQ).

Required skills

• Linux (RHEL/CentOS) and Windows Server administration
• Virtualization (VMware, Hyper-V, KVM)
• Active Directory, GPOs, STIG compliance, RMF alignment
• Network configuration (TCP/IP, DNS, DHCP, routing)
• System validation, troubleshooting and documentation

What we offer

• Proposed pay range of $90,300 - $189,600 USD, depending on location, experience and skills.
• Healthcare, wellness, financial, retirement, family support, continuing education and time-off benefits.
• A culture of integrity, a flexible time-off benefit and learning resources.