Linux Administrator (Applications Support)

Apex Systems
Rockville, MD
Feb 27, 2021
Mar 03, 2021
Full Time
Apex Systems is seeking a Linux Applications Admin to support one of our Government Integrator clients in Rockville, MD. This Admin will collaborate with product owners to design, deploy, and host business and scientific products both on-prem and in Amazon Web Services (AWS). Role:A' Linux Administrator (Applications Support) Location:A' Rockville, MD (onsite required) Remote Capabilities:A' Start remote due to COVID, then would be onsite long-term Target Start Date:A' ASAP Interview Process:A' 1 phone interview, 1 final video interview Description: Work closely with three other innovative and savvy people to engineer and expand hosting solutions with new tools and technologies, targeting our clients Linux applications. Help automate and streamline our operations and processes, and further the adoption of DevOps best practices. Provide your opinion on operational processes, security guardrails, deployment checklists, and more. Be part of a team and be capable of teaching others and explaining the why behind complicated technical decisions. Opportunity to engineer technical solutions in support of critical scientific research Opportunity to implement best practices and influence technology change Ability to see the business impact of technology Ability to expand your cloud infrastructure knowledge and adoption of DevOps best practices Collaborating with software developers to design solutions for hosting and maintaining custom business and scientific applications both on-prem in our state-of-the-art compute facility and in our custom PaaS in AWS. Engineer solutions for hosting scientific COTS products such as Laboratory Information Management Systems (LIMS). Supporting and configuring LAMP stack applications for custom developed applications using technologies such as Apache, Tomcat, Java, Python, MySQL, MariaDB, and PostgreSQL. Breaking down monolithic applications hosted on-prem into a microservice architecture hosted in containers or serverless workloads. This is part of an effort to refactor applications and shift hosting from on-prem to the AWS cloud. Contributing to on-going efforts to develop standardized, hardened, and compliant infrastructure services for self-service consumption such as Linux server images, Docker Images, RDS Aurora, and Email using AWS Simple Email Service (SES). Troubleshooting and resolving service impacting outages for Linux servers and Linux applications identified through problem incidents reported by users or product owners and monitoring systems alerts. Joining a morning stand-up or team meeting to report your accomplishments, plans for the day, and any roadblocks you encountered. Your team will do the same, giving you an opportunity to understand and contribute to other ongoing initiatives. Researching and presenting new ideas to your colleagues and leadership to further our digital transformation and contribute to our commitment to continuously improve the enterprise hosting services. Required Qualifications: BA/BS or equivalent and eight A' years related experience or a MS and six A' years experience Expert knowledge with 5 A' years of experience with Linux/Unix variants, especially RedHat/RHEL version 7.x/8.x and its derivatives, including best practices for deploying LAMP (Linux, Apache, MySQL, PHP) applications and supporting variants of LAMP such as Tomcat, Java, Python, MariaDB, and PostgreSQL. 2 -3 A' years of experience with configuration management technologies such as Puppet and Heira. Understanding of a wide variety of technologies to host container services and registries, continuous deployment and continuous integration services, code repositories, and security vulnerability identification to support our on-prem Linux environment and cloud infrastructure. Example technologies include AWS ECS, Kubernetes, Docker, Jenkins, GoCD, AWS ECR, Artifactory, Twistlock, and Netsparker. Good understanding of programming languages such as PHP, Python, Perl, Ruby and/or Bash shell scripting. Experience designing and implementing technologies following NIST standards, such as SP 800-53, SP 800-190, and SP 500-291 using tools such as CISecurity, Open SCAP, or RedHat CS2 security benchmarks. Experience analyzing solutions components, understanding systems integration challenges, and identifying technology gaps in current components that must be resolved to reach future performance targets and functionality requirements in cloud infrastructure. Preferred Qualifications: Experience breaking down monolithic applications into microservices and hosting them in Docker containers. Experience with infrastructure as code and automation/configuration management using either Cloud Formation or Terraform to define infrastructure standards for cloud services. Minimum of three A' years experience with AWS services. Examples include commonly used services such as EC2, S3, Route 53, and RDS, as well as more niche services, such as Elastic Beanstalk, Cloud Front, and Guard Duty. Skilled in coordinating efforts between disciplines and across organizational boundaries. EEO EmployerApex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at 844-463-6178

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