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Sr. Oracle Applications System Admin/Engineer

Req #: 244996
Location: Stafford, VA US
Job Category: Information Technology
Minimum Clearance Required: None

Job Description

CACI is seeking a Senior Oracle Application System Administrator to support a Marine Corps Oracle R12 based Oracle E-Business Suite (EBS) ERP.

What You'll Do:

  • You will support application and database activities in managing and maintaining multiple Oracle RDBMS environments and instances in support of the Global Combat Support System Marine Corps (GCSS-MC). 
  • You will be responsible for building, maintaining, and securing DoD IT system hardware and software infrastructure (servers, network, security, etc.) using systems analysis techniques and procedures to ensure appropriate functioning of hardware, software, or system functional specifications. 
  • Analyzes, troubleshoots and resolves issues with IT infrastructure including user systems, servers, storage and network connectivity.
  • Provides system administration for assigned infrastructure and establishes and maintains security as it relates to users.
  • Applies security patches and operating system upgrades to ensure the security and integrity of the technical environment.  Supports new infrastructure projects as needed. 
  • Maintains all configuration documentation for assigned infrastructure.

You’ll Bring These Qualifications:

  • 12 plus years’ experience in all or some of the following areas in a large scale, high availability Oracle ERP project for federal agencies, especially for DOD agencies. 
    • Oracle DB, RAC
    • Server Virtualization – (ie. vmware - bonus Oracle Virtual Server)
    • Security
    • SAN:  NFS,  snapshots
    • Network – VLAN’s, complex configurations, troubleshooting
    • Edge - Firewall, WAN Optimizer and Load Balancer
    • Audit Vault
    • Riverbed
  • Experience in leading a small to medium application system administrator/engineering team in a high availability Oracle EBS/ERP environment.
  • Experience in providing system administration (SA) event and performance monitoring for application tier, Web tier, OS tier and below, servers, hardware, third-party software, storage, network appliances, Riverbed components, f5 load balancer, and administrative user maintenance used within the Production system.
  • Experience in managing production hardware warranties, resolve SRs, and perform system backups
  • Experience in performing necessary server maintenance, research hardware, operating system issues, and apply patches/updates to Exadata, Oracle Virtual Machine, Oracle Virtual Server, Infiniband, Network Switches, Management Switches, Management Server, and Virtual Machines.
  • Familiar with DoD Cybersecurity processes
  • Experience in supporting IAVA management to ensure the system remains compliant to IA/Cybersecurity certification requirements
  • Bachelor’s degree in Computer Science, Computer Information Systems, or other relevant degree fields
  • Must be able to obtain CompTIA Security Plus or CISSM Certification
  • Must be a US Citizen and able to pass a background investigation, and obtain and maintain a Public Trust suitability as requires by the program contract. 

These Qualifications Would be Nice to Have

• Experience in Marine Corps / DoD supply and maintenance processes

• Experience in EBS SCM

• Experience in Audit Vault

• Oracle Exadata, Large Oracle RAC installs, Oracle ZFS, Oracle OVM, Oracle Websphere, Oracle’s Application stack

What We Can Offer You:

  • With over 25,000 employees worldwide, CACI has been named a Best Place to Work by the Washington Post
  • Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives
  • We offer competitive benefits and learning and development opportunities
  • We are mission-oriented and ever vigilant in aligning our solutions with the nation’s highest priorities
  • For over 55 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success


Job Location



CACI employs a diverse range of talent to create an environment that fuels innovation and fosters continuous improvement and success. At CACI, you will have the opportunity to make an immediate impact by providing information solutions and services in support of national security missions and government transformation for Intelligence, Defense, and Federal Civilian customers. CACI is proud to provide dynamic careers for employees worldwide. CACI is an Equal Opportunity Employer - Females/Minorities/Protected Veterans/Individuals with Disabilities.

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