Platform Specialist

CACI; Washington (District of Columbia); On-site; USD 75,200 - 158,100; Full time

Job summary

CACI is seeking a Platform Specialist to support the Defense Intelligence Agency. The role focuses on core infrastructure powering mission‑critical applications across physical, virtual, and cloud Windows Server and Linux environments, ensuring availability, reliability, and security.

Responsibilities include deploying and maintaining systems, automating builds, supporting IATT/ATO, managing patches, and collaborating with engineering and operations to maximize uptime.

Qualifications

• Must hold TS/SCI clearance with ability to obtain poly prior to start.
• Security+ or equivalent DoD 8140 certification is required.
• Hands-on experience administering Windows Server and Linux environments.

Responsibilities

• Deploy, operate, and maintain physical, virtual, and cloud‑based Windows Server or Linux OS configurations.
• Automate builds, rebuilds, and zero‑day configurations for rapid deployment and high availability.
• Support IATT and ongoing ATOs; coordinate actions on approved POA&M.
• Provide continuous support for infrastructure; incident analysis and break/fix.
• Perform scheduled and ad hoc maintenance; manage patching across networks.
• Use Lab facilities to develop test scripts and manage Beta/Acceptance testing.
• Analyze system performance, capacity, and SLA metrics to optimize infrastructure.
• Develop SOPs and reporting with technical writers; ensure contract deliverables.
• Participate in CSI and explore new technologies for improvements.

Skills

TS/SCI clearance

Security+ or DoD 8140 cert

Windows Server administration

Linux administration

Education

AA degree

BS/BA

MS/MA

PhD

Tools

Windows Server Hybrid Administrator

RHCSA

LPIC-1

Job description

Job Title: Platform SpecialistJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Continental US* * *

The Opportunity:

The CIS program supports our intelligence customer deliver IT services to conduct its globally distributed operations. We are driving an exciting technological transformation of customer IT services by leading the design, development, implementation, and operation of cutting‑edge solutions. This includes continuous service improvement through the modernization of IT system infrastructure.

CACI is looking for an experienced, innovative, and motivated Platform Specialist to support the mission objectives and needs of the customer, the Defense Intelligence Agency. Our Platform Specialist will serve as a key member of our global, 24/7 operations team. This role focuses on the core infrastructure that powers mission‑critical applications, spanning physical, virtual, and cloud‑based Windows Server and Linux environments. The successful candidate will ensure the availability, reliability, and security of these server infrastructures while driving automation and supporting continuous compliance.

The position is contingent upon award of the DIA SITE III CIO Infrastructure Services (CIS) contract.

Responsibilities:

• Deploy, operate, and maintain physical, virtual, and cloud‑based Windows Server or Linux operating system configurations that host business systems and customer applications. Monitor and manage physical hardware, virtual infrastructure, and cloud deployment server variants.,
• Automate builds, rebuilds, and zero‑day configurations to ensure optimal deployability, rapid recovery, and high availability
• Support Interim Authority to Test (IATT) and ongoing Authorities to Operate (ATOs) for acquired or inherited environments. Provide information and coordinate actions on approved Plan of Action and Milestones (POA&M).
• Provide continuous support (incident analysis, break/fix, hands‑on touch labor) for all infrastructure and devices. Coordinate with Engineering for advanced troubleshooting and collaborate with Operations teams to ensure maximum availability for remote administration
• Work independently or in teams to perform scheduled and ad hoc maintenance. Execute continuous patch management for workstations and servers across all networks and security domains
• Use Lab facilities to develop test scripts, conduct Beta/Acceptance testing, and manage the transfer of engineered solutions through Blue/Green fielding before full deployment.
• Analyze system performance, capacity, and service‑level metrics to optimize infrastructure utilization and preemptively address potential incidents
• Work with technical writers to develop SOPs and documentation. Aid in the creation of required reporting and data tracking in strict accordance with contract deliverables
• Participate in Continual Service Improvement (CSI) and innovation activities, researching new technologies and articulating benefits to stakeholders

Qualifications:

• Must hold a current Top Secret SCI clearance with ability to obtain poly prior to start
• DOD 8140 Certification applicable to role (minimum Security+)
• One of the following: Microsoft Certified Windows Server Hybrid Administrator Associate, Red Hat Certified Administrator (RHCSA), or Linux Professional Institute LPIC-1.
• An AA and 10+ years of experience, BS/BA and 8+ years of experience, MS/MA and 6+ years of experience, or PhD and 4+ years of experience
• Minimum of 4 years of hands‑on experience integrating, operating, and maintaining IT hardware and software solutions

Desired:

• Degree in Science, Technology, or Engineering
• Deep familiarity with Intelligence Community Information Technology Enterprise (IC ITE) services and classified operating environments
• ITIL 4 Foundation Certification

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.

Since this position can be worked in more than one location, the range shown is the national average for the position.

The proposed salary range for this position is:

$75,200-$158,100

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.