Senior Platform Engineer
St. Louis, MO
Category: Security
Industry: Financial Services
Reference ID: JN -042026-106501
Date Posted: 04/21/2026
Shortcut: http://careers.eliassen.com/tucn7i
Description:
Hybrid 4 days on-site, 1 day work from home in St. Louis, MO
Our client seeks a Senior Platform Engineer to enhance CI/CD pipelines, remediate security vulnerabilities, and maintain hardened Docker images that support hundreds of developers. The role will operate within a Scrum team and focus on GitLab pipeline optimization, container security, and compliance. The engineer will also contribute to Terraform modules, AWS services, and modernization efforts including a test suite conversion to TypeScript. On-call participation for incident response and platform support is required.
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: $120.00 to $140.00/hr. w2
Responsibilities:
- Enhance and optimize GitLab CI/CD pipelines across 15+ repositories with standardized templates.
- Improve pipeline reliability, performance, and cost-efficiency, including Maven and NPM build best practices.
- Execute CVE remediation using Trivy, Snyk, and AWS Inspector following established processes.
- Maintain security compliance with CIS benchmarks and DISA STIGs for platform offerings.
- Coordinate remediation efforts with application teams and document security patterns.
- Maintain and update base Docker images in ECR and Artifactory to meet compliance standards.
- Implement image scanning and validation processes and support base image adoption.
- Develop Terraform infrastructure-as-code modules for platform services.
- Manage AWS resources via CLI and services including EC2, ECS/EKS, ECR, Lambda, IAM, VPC, and S3.
- Support PostgreSQL and Oracle PL/SQL database operations.
- Convert an existing test suite from Bash to TypeScript.
- Refactor legacy platform components and improve observability.
- Create and maintain internal documentation and provide developer guidance in support channels.
- Participate in on-call rotation for incident response, troubleshooting, and platform support.
Experience Requirements:
- 5+ years in platform or infrastructure engineering.
- Proven experience supporting large-scale developer platforms.
- Strong proficiency with TypeScript.
- Hands-on expertise with AWS CLI and core services (EC2, ECS/EKS, ECR, Lambda, IAM, VPC, S3).
- Advanced GitLab CI/CD pipeline engineering and template standardization.
- Docker image management with ECR and Artifactory.
- Infrastructure-as-code with Terraform.
- CVE remediation using Trivy, Snyk, and AWS Inspector.
- Knowledge of security compliance frameworks including CIS benchmarks and DISA STIGs.
- Experience with Maven and NPM build processes.
- Proficiency with PostgreSQL and Oracle PL/SQL.
- Demonstrated DevSecOps practices and mindset.
- On-call and incident response experience.
- Effective communication skills in cross-functional environments.
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.
-
Service Desk/PowerUp Technician
Wilmington, DE
Description: Onsite in Wilmington, DE Our client seeks a PowerUp Technician to provide walk-up technical support for internal associates in a high-traffic campus environment. The role focuses on laptops, with an even mix of Windows and macOS, plus mobi...
Date Posted: 04/06/2026 Recommended
-
FedRAMP & AWS GovCloud Program Lead
Anywhere
Description: Remote Our client seeks a senior FedRAMP and AWS GovCloud leader to advise telecommunications and regulated clients on modernization, migration, and authorization. The role owns strategy, roadmap, and oversight to move legacy workloads to ...
Date Posted: 03/30/2026 Recommended
-
Senior Product Owner
Cincinnati, OH
Description: Onsite in Cincinnati, OH The Senior Product Owner will lead an agile engineering squad to deliver and scale an AI agent chatbot for customer service. The role will define and prioritize product roadmaps, collaborate with cross-functional p...
Date Posted: 03/29/2026 Recommended
-
Principal Software Engineer
Jersey City, NJ
Description: Hybrid 50% ON SITE, half remote, work site either Jersey City, NJ or Westlake, TX Our client seeks a Principal Software Engineer to advance an enterprise AI/ML platform within a large, highly regulated industry environment. This role is id...
Date Posted: 03/24/2026 Recommended
-
Senior Full Stack Engineer
Merrimack, NH
Description: Hybrid Onsite 5 days/week, alternating weeks in either Manchester, NH or Boston, MA or Irving, TX Our client seeks a Senior Full Stack Engineer to build omni-channel user experiences and platform capabilities that support retail Alternativ...
Date Posted: 04/07/2026 Recommended
-
Senior Software Engineer
Durham, NC
Description: Hybrid two weeks onsite a month in Durham, NC Our client seeks a Senior Software Engineer to modernize and support annuity contract generation and account opening applications. The role focuses on Oracle Insurance Policy Administration (OI...
Date Posted: 04/08/2026 Recommended
-
Principal iOS Engineer – Testing Specialist
Merrimack, NH
Description: Hybrid Every other week onsite/5 days in Merrimack, NH The organization seeks a Principal iOS Engineer focused on testing to build high-quality mobile experiences across iPhone, iPad, and wearables. The role will design, develop, and test ...
Date Posted: 03/28/2026 Recommended
-
Sr. Front End Developer II
Washington dc, DC
Description: Onsite in Washington, DC The organization seeks a Sr. Front End Developer II to lead UI and UX modernization for mission-critical federal applications. The role focuses on secure, high-performance front-end development using Angular or Rea...
Date Posted: 04/15/2026 Recommended
-
DevOps / MLOps Engineer
Westlake, TX
Description: Hybrid 50% ON SITE, requires candidates local to the area within Westlake, TX / DFW greater metro We are seeking a hands-on DevOps Engineer to support and modernize cloud infrastructure for a large, mission‑critical platform in the financi...
Date Posted: 04/14/2026 Recommended
-
Office 365 / Power Platform Engineer
Anywhere
Description: Remote The organization seeks an Office 365 / Power Platform Engineer to design and integrate API-driven automation on Microsoft Power Platform. The role requires hands-on JavaScript or TypeScript API development, RESTful integrations, and...
Date Posted: 04/08/2026 Recommended
-
Full Stack Engineer (Java Development / API testing)
Merrimack, NC
Description: Hybrid 50% on site in either Merrimack, NH or Westlake, TX We are seeking senior full stack engineer to build, test, and engineer REST APIs for a data platform. The role requires strong Java and Spring Boot skills, API design expertise, an...
Date Posted: 04/01/2026 Recommended
-
Software Engineer – Data Engineer with Java
Smithfield, RI
Description: Hybrid 2 weeks per month onsite in Smithfield, RI Our client seeks a senior data-focused software engineer to build and enhance performance measurement and analysis platforms within a wealth management domain. The role centers on SQL, Spar...
Date Posted: 04/05/2026 Recommended
-
Sr. Senior Platform Engineer III
Washington dc, DC
Description: Onsite in Washington dc, DC Our client seeks a Sr. Senior Platform Engineer III to design and operate Kubernetes platforms for mission-critical federal workloads. The role spans CI/CD, infrastructure automation, and platform reliability, p...
Date Posted: 04/12/2026 Recommended
-
ETL Migration Engineer
Westlake, TX
Description: Hybrid 2 weeks onsite in TX or NH in either Westlake, TX or Merrimack, NH 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 Medica...
Date Posted: 04/17/2026 Recommended
-
DevOps Engineer
Durham, NC
Description: Hybrid 50% on site in Durham, NC We are seeking a DevOps Engineer to support portals, web applications, and financial platforms. The role will design, build, and support on-prem and AWS cloud solutions, including infrastructure upgrades, r...
Date Posted: 03/30/2026 Recommended
-
Senior Data Engineer
Cincinnati, OH
Description: Onsite in Cincinnati, OH The Senior Data Engineer will design and deliver scalable data solutions that enable secure data management, analytics, and business intelligence for the organization. The role requires proficiency with SQL, a mode...
Date Posted: 03/24/2026 Recommended
-
Senior Full Stack React.js / Node.js Developer
Englewood, CO
Description: Hybrid 4 days on-site in Englewood, CO The organization is a leading telecommunications and media provider serving over 26 million customers across 41 states under a nationally recognized brand. It ranks among the largest cable and pay TV ...
Date Posted: 04/20/2026 Recommended
-
Principal Full Stack Engineering Consultant
Merrimac, NH
Description: Hybrid 50% in either Merrimack, NH or Smithfield, RI, or Dallas TX Our client seeks a Principal Full Stack Engineering Consultant to design and develop complex systems, lead technical initiatives, and enable innovation across teams. The ro...
Date Posted: 04/10/2026 Recommended
-
Full Stack Developer
Salt Lake City, UT
Description: Hybrid Onsite Every Other Week in either Salt Lake City, UT or Westlake, TX Our client seeks a Full Stack Developer to design, build, and deliver enterprise-scale, customer-facing services for modernized life events and beneficiary process...
Date Posted: 04/07/2026 Recommended
-
Senior CyberArk Engineer
Anywhere
Description: Remote Our client seeks a Senior CyberArk Engineer to support the Department of Transportation’s privileged access management program. The role will contribute to deployment, maintenance, and reporting of CyberArk across development, test,...
Date Posted: 03/29/2026 Recommended
-
DevOps Engineer
Westborough, MA
Description: Hybrid Tues, Wed, Thurs onsite in Westborough, MA The organization seeks a DevOps Engineer to design and operate CI/CD pipelines, cloud infrastructure, and reliable deployment strategies across AWS, Azure, and Kubernetes. The role will sta...
Date Posted: 04/17/2026 Recommended
-
Sr. Software Developer III
Washington dc, DC
Description: Onsite in Washington, DC The organization seeks a Sr. Software Developer III to design, build, and deliver secure, reliable enterprise software for a mission-critical federal environment. The role requires deep expertise in C#, .NET, and m...
Date Posted: 04/15/2026 Recommended
-
Senior Software Engineer, Trading Systems
Jersey City, NJ
Description: Hybrid Every other week onsite/5 days in Jersey City, NJ Our client seeks a senior software engineer to lead design and development of next-generation electronic trading systems. The role focuses on low-latency, high-throughput, distribute...
Date Posted: 04/21/2026 Recommended
-
Senior Systems Administrator/Engineer
Rockville, MD
Description: Hybrid 3 days onsite / 2 days remote in Rockville, MD Our client seeks a Senior Systems Administrator/Engineer to design, implement, and maintain enterprise Windows infrastructure across hybrid cloud environments and on-premises data cente...
Date Posted: 04/22/2026 Recommended
-
Technical Program Manager
Concord, CA
Description: Hybrid 3 days/week in Concord, CA Our client seeks a senior Technical Program Manager to lead digital and AI-focused programs across fraud authentication, AI enablement, application modernization, and data center exit. The role manages hig...
Date Posted: 04/19/2026 Recommended
-
Technology Infrastructure Project Manager
Pittsburgh, PA
Description: Hybrid 3 in Pittsburgh, PA Our client seeks a collaborative Project Manager to lead concurrent infrastructure implementation projects across networking, security, servers, databases, and Microsoft platforms. The role emphasizes Agile deliv...
Date Posted: 04/06/2026 Recommended
-
Principal Android Engineer
Merrimack, NH
Description: Hybrid every other week onsite in Merrimack, NH Our client engages product-aware engineers to build omni-channel, consumer-grade Android experiences. Teams deliver features end to end, influence platform standards, and iterate quickly whil...
Date Posted: 04/05/2026 Recommended
-
Avature Consultant Level 4
Anywhere
Description: Remote Our client seeks a Level 4 Avature Consultant to design, configure, and optimize complex Avature solutions that support enterprise talent acquisition and HR processes. The consultant will lead advanced configuration, integrations, s...
Date Posted: 04/15/2026 Recommended
-
Security Administrator
Cincinnati, OH
Description: Hybrid 4 days week onsite, then 3 days onsite/2 remote in Cincinnati, OH We are hiring a Security Administrator for our client, a leading plumbing, sewer, and water damage company headquartered in Cincinnati, Ohio. The role will secure ent...
Date Posted: 04/04/2026 Recommended
-
Sr. Software Developer II
Washington dc, DC
Description: Onsite in Washington dc, DC The organization seeks a Sr. Software Developer II to deliver secure and reliable software for mission-critical federal systems. The role focuses on building and modernizing enterprise applications using C#, .NE...
Date Posted: 04/15/2026 Recommended
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 contactInfoSec@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