Senior Systems Analyst
Westlake, TX
Category: Development
Industry: Financial Services
Standard Hours: Open
Reference ID: JN -102026-108906
Date Posted: 10/04/2026
Shortcut: http://careers.eliassen.com/c0MSJr
Description:
On-site Every Other Week / 5 days in Westlake, TX
Our client seeks a Senior Systems Analyst to support the Household Parameter Sheet platform that powers REST APIs and AWS-based microservices for strategic partners across Workplace and Personal Investing. You will analyze and validate APIs, coordinate releases, create documentation, drive observability, and partner with engineering to deliver reliable, high-quality solutions.
Due to client requirements, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.
Rate: $55.00 to $60.00/hr. w2
JN -102026-108906
Responsibilities:
- Support the Household Parameter Sheet platform of REST APIs and AWS microservices for enrollment flows and downstream processing.
- Analyze, validate, and test REST APIs using tools such as Bruno or Postman, including building collections, validating contracts, and debugging failures.
- Lead API version migration analysis, including impact assessment, communication, contract comparison, and regression validation.
- Develop and maintain system flow diagrams, process maps, data mappings, dependency maps, and architecture documentation.
- Drive observability using Splunk for log analysis, incident investigation, distributed tracing, dashboards, and alerts.
- Coordinate releases, including readiness, scheduling, cross-team communication, and post-release validation.
- Create and maintain Confluence documentation such as architecture overviews, runbooks, migration guides, and process flows.
- Collaborate with developers to support and validate API contracts, JSON payloads, Kafka event flows, and AWS integrations.
- Contribute to problem identification, isolation, root-cause analysis, and communication across environments.
- Engage with business and technology partners to translate needs into actionable user stories and acceptance criteria.
Experience Requirements:
- 6 to 9 years supporting software solutions in financial services or enterprise technology.
- Working knowledge of REST APIs, JSON payloads, and microservice integration patterns.
- Hands-on API testing and validation using Bruno, Postman, or equivalent.
- Experience with API versioning strategies and migration execution.
- Proven use of Splunk for log analysis, tracing, dashboards, and alerts.
- Experience with AWS services such as Lambda, Step Functions, S3, SQS, and event-driven architectures including Kafka or Kinesis.
- Familiarity with Java and Spring Boot microservice architecture for analysis and documentation.
- Proficiency creating system diagrams, process maps, data mappings, dependency maps, and architecture documentation.
- Ability to write detailed business and technical requirements, user stories, and acceptance criteria.
- SQL proficiency with ability to trace data across relational and NoSQL stores.
- Understanding of functional and integration testing concepts, with exposure to tools like Cypress as a plus.
- Deep knowledge of Scrum with required Jira and Confluence experience.
- Release coordination experience across teams and environments.
- Test data generation experience using tools like Hexawise is a plus.
- Awareness of AI and ML product concepts is a bonus.
- Strong communication, documentation, and stakeholder management skills.
- Ability to work independently and collaborate across U.S. and India based teams.
Education Requirements:
- Bachelor’s degree in computer science or a related technology field.
Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.
W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.
If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:
· When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
· Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group.
If you have any indication of fraudulent activity, please contact fraud@eliassen.com.
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Eliassen Group is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status. Eliassen Group’s Affirmative Action Plan (AAP) is available for inspection by any employee or applicant for employment upon request, during normal business hours of Monday through Friday, 8:30am to 5:30pm EST. Interested persons should contact Phaedra Wells at pwells@eliassen.com for assistance. It is unlawful in Massachusetts and Maryland to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Applicants with disabilities that believe they require an accommodation or assistance with a position, please email our HR team at hradmin@eliassen.com. This email inbox is designed exclusively to assist job seekers whose disability prevents them from being able to apply online. Emails sent for other purposes will not receive a response.
Please be advised that a number of fraudulent job postings have been released under the Eliassen Group brand.
Unfortunately, fraudulent job postings can happen. If anyone reaches out to you about an open position connected with Eliassen Group, never provide personal or financial information to anyone who is not clearly associated with Eliassen Group
If anyone seemingly from Eliassen Group has ever requested this personal information in the past or does so in the future, please contact fraud@eliassen.com.
Please ensure that you are working directly with us by confirming the following:
- When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
- Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group, as indicated above