Applications Administrator - Level 3

Posted:
3/27/2026, 3:08:06 AM

Location(s):
Suitland, Maryland, United States ⋅ Maryland, United States

Experience Level(s):
Mid Level ⋅ Senior

Field(s):
Software Engineering

Job Title: Applications Administrator - Level 3

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Local

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The Opportunity:

CACI is seeking a skilled and experienced Applications Administrator (Level 3) to join our dynamic team to support a DoD client in Suitland, MD. The ideal candidate will have extensive experience in information systems, with a specific focus on application administration. This role requires deep expertise in RedHat (RHEL), Oracle's WebLogic Application Server, and Linux/UNIX (Solaris 10+) environments. The candidate must be well-versed in AWS cloud management, JBOSS AS, Java, and PKI (Public Key Infrastructure).

Key Responsibilities:

  • Install, maintain, and administer Oracle's WebLogic Application Server in a multi-domain environment.

  • Manage application administration and maintenance in Linux/UNIX (Solaris 10+) environments, including shell script development and debugging.

  • Utilize AWS to manage applications in a cloud environment, leveraging tools such as AWS CLI, Ansible, Chef, and Puppet.

  • Configure and manage JBOSS AS and Java applications.

  • Implement and maintain PKI solutions.

  • Ensure the security and integrity of applications through robust network technologies and protocols.

  • Collaborate with cross-functional teams to resolve complex application issues.

  • Provide expert guidance and support for ITSM processes.

  • Maintain and upgrade various Windows OS releases as needed.

  • Stay current with emerging cloud technologies and serverless architectures such as AWS Lambda.

Qualifications:

  • TS/SCI clearance

  • Education and/or Experience:

  • 5 - 7 years of experience in information systems with a specific focus on application administration.

  • 5 - 7 years of direct experience with installing, maintaining, and administering Oracle's WebLogic Application Server.

  • 5 - 7 years of experience with application administration and maintenance in a Linux/UNIX (Solaris 10+) environment.

  • Expert Working Knowledge:

  • Network technologies and protocols.

  • Installation and configuration of JAVA.

  • Installing and administering Oracle's WebLogic application server in a multi-domain environment.

  • Skills:

  • Strong interpersonal and communication skills.

  • Knowledge and experience with ITSM.

  • Experience with various Windows OS releases.

  • Experience with cloud infrastructure and tools such as AWS CLI, Ansible, Chef, Puppet, etc.

  • Familiarity with cloud serverless technologies such as Lambda.

  • Certifications:

  • Security+

  • RHEL/Linux certification

  • AWS/Azure SysOps Admin

  • Cloud Practitioner certification

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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:

$86,600 - $181,800

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.