Sr. Software Developer

Purpose and Impact We are seeking a talented and experienced Senior Software Engineer to join our dynamic team. The ideal candidate will have over 10 years of software development experience with a strong background in cloud technologies and development information systems and service-oriented architectures. The role requires proficiency in full-stack development database design DevOps and the ability to migrate and modernize legacy applications to the cloud.Work Schedule M- F 40 hours a weekEssential ResponsibilitiesDesign and develop software solutions employing technologies such as Python NodeJS Angular JavaScript C SQL Server Microsoft Windows Server and Linux.Deploying maintaining and troubleshooting EKS clusters ensuring high availability and performance for applications.Deploying and orchestrating workloads on Kubernetes utilizing deployment strategies like rolling updates and canary releases.Implementing and managing cloud infrastructure using IaC tools like AWS CloudFormation or CDK.Designing and building CICD pipelines using tools like Jenkins GitHub Actions or ArgoCD for seamless and automated application delivery to EKS clusters.Integrating observability tools such as Prometheus Grafana Datadog or Amazon CloudWatch to monitor application and cluster performance troubleshoot complex issues and optimize costs.Implementing robust security frameworks including IAM roles Kubernetes RBAC policies and vulnerability scanning solutions.Work with Jira and Confluence for agile management.Research prototype and recommend improvements to existing systems and architectures.Troubleshoot and resolve complex software performance and infrastructure issues.Research and adopt emerging technologies to enhance system efficiency.Other ResponsibilitiesSafety - Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate each employee is responsible for completing all training requirements and fulfilling all self-aidbuddy aid responsibilities participating in emergency response tasks and serving on safety committees and teams.Quality - Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly each employee must conform to the Amentum Quality Policy and carry out job activities in compliance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand hisher Quality Management and Customer Satisfaction responsibilities.Procedure Compliance - Each employee must read understand and implement the general and specific operational safety quality and environmental requirements of all plans procedures and policies pertaining to hisher job.Qualified applicants will receive consideration for employment without regard to race color religion sex national origin sexual orientation gender identity disability or protected veteran status.As part of our commitment to maintaining a safe and compliant work environment Amentum is a drug-free workplace and requires all personnel to comply with company drug and alcohol policies as a condition of employment. Employment is contingent upon successful completion of the drug screening process. Please note that this may include pre-hire screening for marijuana as well as other federally controlled substances due to Amentums role as a federal contractor and trusted partner to the US Government.Minimum Requirements Knowledge Skills and AbilitiesOver 10 years of hands-on software development experience.Hands-on experience with secure systems engineering systems integration and reverse engineering.Proficiency in programming languages at least two Python NodeJS Angular JavaScript C SQL.Experience with cloud technologies. Experience working with tools like JIRA Confluence Splunk and diagramming applications.Strong skills in debugging performance optimization and DevOps practices.Background in on-call support and operational monitoring of critical systems.Clearance Required TSSCI with PolyMinimum Education Bachelors degree in Computer Science Design or related field or equivalent experience.Minimum Years of Experience10Preferred QualificationsExperience with design systems andcomponentlibraries.Experience with AWS.Experience with EKS or other container orchestration software.Excellent technical writing and documentation skills.Experience in collaborating with multidisciplinary teams.Familiarity with high-availability systems and secure communications.javelin Compensation Details190000 to 220000 The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities education experience skills internal equity market data applicable collective bargaining agreements and relevant laws.Benefits OverviewOur health and welfare benefits are designed to support you and your priorities. Offerings includeHealth dental and vision insurancePaid time off and holidaysRetirement benefits including 401k matchingEducational reimbursementParental leaveEmployee stock purchase planTax-saving optionsDisability and life insurancePet insuranceNote Benefits may vary based on employment type location and applicable agreements. Positions governed by a Collective Bargaining Agreement CBA the McNamara-OHara Service Contract Act SCA or other employment contracts may include different provisionsbenefits. Original Posting03062026 - Until FilledAmentum anticipates this job requisition will remain open for at least three days with a closing date no earlier than three days after the original posting. This timeline may change based on business needs. Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race sex sexual orientation pregnancy including pregnancy childbirth breastfeeding or medical conditions related to pregnancy childbirth or breastfeeding age ancestry United States military or veteran status color religion creed marital or domestic partner status medical condition genetic information national origin citizenship status low-income status or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation or any other protected category under federal state or local law. Learn more about your rights under Federal laws and supplemental language atLabor Laws Posters.