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DataPower Developer - VDC
Ref No.: 18-17307
Location: Mclean, Virginia
Duration:6-6 month(s)

Description/Comment:DataPower Developer - Max PL Bill rate $75; EE salary 110-115K

Northrop Grumman Technology Services sector is seeking a DataPower Developer to join our team of qualified, diverse individuals.
This position will be supporting the US Government Client ETS contract at the Virtual Development Center in McLean, VA. This individual will perform in the role of developer and participate as part of a team performing new application development with some maintenance and support of existing applications for the US Government Client.
Bachelors’ degree in Computer Science/Information Systems or related field of study with a minimum of 12 years of web development experience.
12 years of Web development experience to include:
• 5 years implementing IBM DataPower Appliance (XI50, XI52, or XB60) hosted services on including the following activities:
- Stylesheet (XSLT) based payload and protocol header manipulation
- GatewayScript (JS) based payload and protocol header manipulation
- Payload conversion between structured (XML and JSON) data formats
- Payload conversion between structured (XML and JSON) and non-structured (flat string message) data formats
- Transport protocol conversion ( MQ, HTTP, HTTPS, SFTP )
- Transactional AAA processing based upon Active Directory (LDAP) user registry, include group-based authorization
- Transactional AAA processing based upon custom user registries accessed via web-service, including group-based authorization
- Protocol header based transaction credential extraction
- Data payload based transaction credential extraction
- Dynamic routing evaluation based upon combination of protocol header, request-uri, and payload elements
- Dynamic routing evaluation based upon request attributes and off-appliance service repository
- XML Schema / WSDL based request and response payload validation
- JSON Schema based request and response payload validation
• 5 years of Java language web-service related development including the following activities:
- XML and JSON web service provider implementation using Java EE 6 or later
- XML and JSON web service consumer implementation using Java SE 7 or later
- XML Document XPath based data extraction
- TLS based connection establishment with application-specific trust-store and key-store data
- Multi-Threaded process implementation and debugging
• 3 years of fundamental network analysis encompassing OSI layers 4 “Transport”, 5 “Session”, 6 “Presentation” and 7 “Application”
- Special focus on TCP/IP and UDP/IP based protocols
- Network packet capture and analysis
- SSL/TLS protocol capture and analysis
- Public Key based encryption, certificate and key management
• 3 years of work with high-availability and fault-tolerant systems
· • Excellent communication and teamwork skills.
• Must be able to obtain and maintain a Sensitive Clearance
• This position requires US Citizen or Permanent Resident (Green Card Holder) as per our contract
• Must not have traveled outside of the US for a combined period of 6 months or longer within the past 5 years

Preferred skills:·
· Continuous Integration implementation including comprehensive regression test and validation processes of XML and JSON web-services
• Implementation of pro-active transaction based Service Level Monitoring and behavior-based alert generation
• IBM WebSphere Application Server 8.5 ND administration, hardening, and securing applications
• IBM MQ 7.5 usage in both point-to-point and multi-way interconnections, in both single-server- and clustered-server- environments
• GNU/Linux system administration, shell scripting, system utilization assessment, and health monitoring
• SQL and NoSQL database programing
• Complex network application systems’ design and diagramming

Additional Job Details:• Familiarity with SOX (Sarbanes-Oxley) requirements/processes •Familiarity with PCI (Payment Card Industry) requirements/processes