Slalom Flex (Project Based) - Senior GitLab CI/CD Platform Engineer (AWS

Job Description Role: Slalom Flex (Project Based) - Senior GitLab CI/CD Platform Engineer (AWS) Location: Centennial, CO Please note: This role is not eligible for remote work. Employees must live within a commutable distance of the Centennial area and have the ability to be onsite 5 days per week Who You'll Work With At Slalom, personal connection meets global scale. Our vision is to enable a world in which everyone loves their work and life. We help organizations of all kinds redefine what's possible, give shape to the future-and get there. We are seeking an experienced GitLab CI/CD Platform Engineer to support a client initiative focused on building and operationalizing secure, scalable software delivery capabilities within AWS. This consultant will partner with development, cloud, security, networking, and architecture teams to implement GitLab-based DevSecOps practices, automate infrastructure and application delivery, and establish repeatable deployment patterns that align with enterprise standards. The ideal candidate brings deep expertise in GitLab, CI/CD automation, AWS cloud services, Infrastructure as Code, and secure software delivery. This individual will serve as a trusted technical advisor and hands-on engineer, helping the client design, implement, document, and transition a modern software delivery platform. What You'll Do GitLab Platform & Repository Engineering • Design, configure, and administer GitLab projects, repositories, groups, access controls, and permissions. • Implement branch protection strategies, merge request workflows, approval requirements, and repository governance practices. • Establish Git branching, versioning, tagging, and release management standards that support controlled software development and deployment. • Create documentation for repository structures, contribution standards, release processes, and development workflows. CI/CD Pipeline Development • Design and implement reusable GitLab CI/CD pipeline templates that support build, test, security scanning, packaging, publishing, and deployment activities. • Develop automated delivery workflows that enable traceable software promotion across environments. • Integrate quality, security, and compliance controls into pipeline execution. • Ensure CI/CD processes are scalable, maintainable, and aligned with enterprise best practices. GitLab Runner & Container Platform Administration • Deploy, register, secure, and maintain GitLab runners supporting AWS-hosted workloads. • Configure runner tags, executors, networking, credentials, and scaling strategies. • Create and maintain container images used throughout software build and deployment processes. • Ensure container images are reproducible, securely configured, and optimized for cloud deployment. DevSecOps & Quality Engineering • Integrate SonarQube and similar code quality tools into delivery pipelines. • Implement automated quality gates and policies that prevent promotion of non-compliant code. • Configure merge request controls, approval workflows, and deployment safeguards. • Partner with development teams to address findings and improve software quality and security posture. Artifact Management & Deployment Automation • Publish and manage versioned software artifacts and libraries within JFrog Artifactory. • Implement artifact promotion processes and repository governance standards. • Deploy approved software packages and libraries to Amazon S3 and related AWS services. • Maintain artifact metadata, lifecycle processes, and release traceability. AWS Infrastructure & Cloud Integration • Configure secure CI/CD access into AWS environments using IAM roles, policies, and least-privilege access controls. • Develop Infrastructure as Code solutions using Terraform and GitLab automation. • Deploy and configure AWS services including VPCs, S3, IAM, networking, security controls, and supporting infrastructure. • Validate connectivity, routing, DNS, security groups, and service communications across AWS environments and accounts. Consulting Responsibilities • Collaborate with client stakeholders, architects, engineering teams, and delivery leaders to define and implement practical solutions. • Translate business and technical requirements into scalable platform architectures and automated delivery workflows. • Facilitate technical discussions, design reviews, and solution recommendations with both technical and non-technical audiences. • Communicate project status, risks, dependencies, and recommendations clearly and effectively. • Create implementation documentation, operational runbooks, support procedures, and knowledge transfer materials. • Support solution transition and operational readiness activities. This consultant will help the client establish a secure, repeatable software build and deployment capability aligned with enterprise standards by: • Implementing traceable GitLab workflows from code commit through deployment and artifact publication. • Enabling secure, automated software delivery across AWS environments. • Establishing governance, quality controls, and deployment guardrails. • Creating comprehensive technical documentation and operational runbooks. • Conducting knowledge transfer activities and supporting transition to long-term operations teams. What You'll Bring • 5-7+ years of experience in DevOps Engineering, Platform Engineering, Software Engineering, Cloud Engineering, or a related technical discipline. • Hands-on experience implementing and administering GitLab repositories, runners, merge request workflows, branch protections, and CI/CD pipelines. • Strong understanding of Git source control, branching strategies, versioning, release management, and repository governance. • Experience designing and implementing automated build, test, packaging, and deployment pipelines. • Strong containerization experience, including creating and maintaining container images used across delivery workflows. • Experience integrating SonarQube or comparable static analysis and code quality tools into CI/CD pipelines. • Experience publishing and managing software packages within JFrog Artifactory. • Experience deploying software artifacts to Amazon S3 and AWS-hosted environments. • Strong AWS experience including IAM, VPCs, private networking, security controls, and cross-account access management. • Experience building secure, auditable, and repeatable deployment automation solutions. Preferred Qualifications • Experience using Terraform to automate cloud infrastructure and platform provisioning. • Experience supporting AWS cross-account architectures using technologies such as Transit Gateway, VPC Peering, PrivateLink, DNS, and routing. • Experience with container registries, image scanning, dependency management, and artifact lifecycle governance. • Familiarity with secure software delivery requirements and compliance frameworks such as CMMC, NIST, or similar regulated environments. • Experience supporting enterprise DevSecOps transformations and platform modernization initiatives. About Us Slalom is a fiercely human business and technology consulting company that leads with outcomes to bring more value, in all ways, always. From strategy through delivery, our agile teams across 52 offices in 12 countries collaborate with clients to bring powerful customer experiences, innovative ways of working, and new products and services to life. We are trusted by leaders across the Global 1000, many successful enterprise and mid-market companies, and 500+ public sector organizations to improve operations, drive growth, and create value. At Slalom, we believe that together, we can move faster, dream bigger, and build better tomorrows for all. Compensation and Benefits Slalom prides itself on helping