• Systems Administrator (Linux)

    Nightwing (Sterling, VA)


    Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in the intelligence community, defense, civil, and commercial markets.

     

    Nightwing is supporting a U.S. Government customer on a large mission critical development and sustainment program to design, build, deliver, and operate a network operations environment, including introducing new cyber capabilities to address emerging threats. Nightwing is seeking a Sr. Linux Systems Administrator to support the design, development, and deployment of advanced cybersecurity capabilities.

    Job Responsibilities:

    + Provides ongoing systems administration, technical support, upgrades, and troubleshooting services.

    + Participating in 16x5 schedule with fixed shift and rotating on call weekend support.

    + Provide full coverage for Linux or Unix system administration functions to support the DevOps tool sets.

    + Install, configure, support, and maintain middleware (e.g., Apache, Tomcat, Nginx, etc.) to support the DevOps tool sets.

    + Works closely with application and product teams in understanding their specific automation requirements and implement with them an optimal CICD pipeline.

    + Write unit tests and integration tests to validate infrastructure code.

    + Identify engineering defects in the existing code base and constantly improve the code quality.

    + Maintain configuration and support documentation.

    + Manage assigned project components to deliver services in accordance with established objectives.

    + Develop, through programming and scripting, automation to further expand and refine the DevOps tool sets.

    + Work closely with the software development teams in defining their DevOps CICD pipeline and processes and implement and configure the DevOps tools with them.

    + Incorporate AWS native cloud services and features to enhance the performance and resilience of the DevOps tools and infrastructure.

    + Contribute and collaborate to design, document, and publish DevOps and cloud standards, principles, guidelines and best practices.

    + Seek opportunities to increase the business value of the DevOps tool chain through research and investigation, application team input, automation options, POCs, etc.

    Required Skills:

    + Must be a US Citizen

    + Must have an active Secret clearance and be able to obtain a TS/SCI clearance

    + Must be able to obtain DHS Suitability

    + 8+ years of system administration in Linux, ideally Red Hat Enterprise Linux version 8 or 9 (RHEL8 / RHEL9) with the ability to engineer, install, administer and maintain complex system architectures

    + Experience with Linux OS installation, security hardening, and maintenance

    + Experience with administration and management of Linux servers to include installation, configuration, optimization, backup & recovery

    + Experience with Linux performance tuning & troubleshooting, identifying and resolving contention in CPU, memory, networking, disk I/O, etc

    + Experience with products such as Red Hat Satellite Server, IDM and Ansible

    Desired Skills:

    + Experience with Infrastructure as Code (IaC) using Ansible or other comparable products

    + Experience working in an agile development environment

    + Experience with software development using java, RESTful services

    + Comfortable with multilevel security systems, SELinux, and/or Cross Domain Solutions

    + Experience with data orchestration software such as Apache NiFi or StreamSets

    + Experience with distributed compute environments such as Hadoop

    + Experience with Amazon Web Services (AWS) platform capabilities, including good understanding of the Amazon Web Services (AWS) Well-Architected Framework, AWS certification

    + Experience working in AWS via the CLI and management console. Knowledge and experience configuring Virtual Private Clouds (VPCs)

    + Experience working in DevOps and/or DevSecOps environments

    + Familiarity with the following technologies in a cloud environment: ELK Stack (ElasticSearch, Logstash, Kibana), Ansible, Nessus, Zscaler, AIDE, Splunk, DNS, NAT, git, Docker, Kubernetes, OpenShift

    Required Education (including Major):

    + Minimum of four (4) years relevant experience

    + Bachelor’s degree in Computer Science, Computer Engineering, Computer Information Systems, Computer Systems Engineering or a related discipline is required.

    Desired Certifications:

    + DoD 8570.1 IAT Level II

    + Red Hat Certified System Administrator (RHCSA)

     

    Syndeo #3451

     

    _At Nightwing, we value collaboration and teamwork. You’ll have the opportunity to work alongside talented individuals who are passionate about what they do. Together, we’ll leverage our collective expertise to drive innovation, solve complex problems, and deliver exceptional results for our clients._

     

    _Thank you for considering joining us as we embark on this new journey and shape the future of cybersecurity and intelligence together as part of the Nightwing team._

     

    _Nightwing is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class._