Senior Systems Administrator

CACI International Inc.; Fort Dix (NJ); On-site; USD 95,000 - 208,000; Full time

Job summary

CACI International Inc. seeks a Senior Systems Administrator to manage the GRRIP network at Fort Dix, supporting a field team of engineers and help desk staff. You will oversee virtualization, security hardening to STIGs, and incident response for multi-enclave environments (NIPR, SIPR, MPE).

Responsibilities include operating POP presence, training users, and delivering real-time dashboards for leadership. Active Secret clearance and DoD Army experience are required.

Qualifications

• Active Secret clearance required.
• 10+ years DoD Army experience engineering, securing, and supporting mission-critical military comms.
• Served as IMO liaison to NEC, delivering real-time security dashboards and global support.
• CompTIA Security+ certification is required.

Responsibilities

• Administer and maintain virtualization infrastructure (ESXi hosts, vCenter, 50+ VMs).
• Engineer and maintain standardized baseline images for GRRIP equipment variants.
• Manage IT equipment lifecycles, patching, hardening per STIGs.
• Develop dashboards and reports for leadership visibility on health and security posture.
• Provide expert GRRIP support to US Army personnel, civilians, and contractors.

Skills

VMware vSphere

ESXi

vSAN

Windows Server 2019/2022

Windows 10/11

PowerCLI

PowerShell

Veeam Backup & Replication

CompTIA Security+

Tools

Dell PowerEdge servers

Cisco switches/routers

Solarwinds Orion Platform

Microsoft SQL Server 2016/2019

PostgreSQL

Job description

Job Title: Senior Systems Administrator

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: Secret

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Local

The Opportunity:

• Provide Systems Administration and Management of Networks and Communications Devices at the Satellite Network Operations Center at Fort Dix, NJ
• Supports a Team of Network Engineers and Help Desk Administrators in the fielding, operations and sustainment of the Global Rapid Response Information Package (GRIP) in CONUS and OCONUS locations.
• Investigate various technical, network, security and operational problems that are often complex and require extensive investigation, analysis and advanced solutioning based on the challenges faced with operationally deployed units in various CONUS and OCONUS Locations.
• Communicate effectively to influence others to accept practices and approaches, and ability to communicate and influence executive leadership

Responsibilities:

Systems Administration & Virtualization:

• Manage and maintain a virtualization infrastructure consisting of ESXi hosts, vCenter Servers, and 50+ Windows and Linux virtual machines
• Engineer and maintain the standardized baseline system image for multiple GRRIP equipment variants ensuring consistent software deployment and global operational readiness.
• Serve as Information Management Officer (IMO) and primary liaison to the Network Enterprise Center (NEC), managing user requirements, reporting network issues, and leading lifecycle equipment refreshes.

Security, Compliance & Vulnerability Management:

• Manage IT equipment lifecycles, including installation, configuration, patching, and system hardening in strict compliance with Security Technical Implementation Guides (STIGs). -
• Engineer a fully operational Point of Presence (POP) across three distinct network enclaves (NIPR, SIPR, and MPE), ensuring continuous and secure connectivity

Log Management & Incident Response:

• Monitor and analyze system, application, and security logs to identify, investigate, and triage system errors, performance degradation, and potential security incidents.
• Create custom dashboards, alerts, and reports to provide leadership with real-time visibility into system health and security posture.

Technical Support & Training:

• Deliver expert technical support for the Global Rapid Response Information Package (GRRIP) system to a global user base of U.S. Army personnel, civilians, and contractors via remote and hands-on methods.
• Develop and execute training programs on the operational use of the AN/PSC 15 (GRRIP) Kit, significantly enhancing user proficiency and system adoption.

Qulifications:

Required:

• Clearance - Active Secret
• At least 10 years of Department of the Army experience engineering, securing, and supporting mission-critical military communication systems and multi-enclave networks (NIPR, SIPR, MPE).
• Must have served as the primary Information Management Officer (IMO) liaison to Network Enterprise Centers (NEC), developing real-time security dashboards, and delivering comprehensive technical training and global support to U.S. Army personnel.
• CompTia Security Plus

Technical Skills must include experience with:

• VMware vSphere
• ESXi (7.x/8.x),
• vSAN (Virtual Storage Area Network)
• Microsoft Windows Server (2019/2022)
• Windows 10/11
• VMware PowerCLI
• PowerShell
• Veeam Backup & Replication

Desired:

• Technical skills and experience associated with Dell PowerEdge, Dell Laptops and Workstations, HP EliteDesk, Dell N and S Series switches, Cisco UCS220 Servers, Cisco Switches and Routers, Microsoft SQL [2016/2019], PostgreSQL, and Solarwinds Orion Platform

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:

• $94,500 - 208,000 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.