Description:
This Client develops cutting-edge software for the government and military. We use agile development practices and user-centered design to create innovative software solutions for complex real-world problems. We're breaking through the big, slow status quo with transformative technology that fundamentally changes and improves the world.
We are looking for a committed Senior System Administrator to join our Tactical Command and Control LOB. You will solve uniquely challenging problems for our Defense and Homeland Security customers. Help manage large volumes of critical, real-time information about issues from global to local.
WHAT YOU WILL BE DOING
Maintaining, troubleshooting, and configuring big data environments based on many open source and commercial products
Maintain existing systems and automate procedures
Improve performance and security monitoring
Tune performance of existing web application stack
Perform software hardening and assessments (e.g., STIG checklists)
Support on-premise and cloud environments (unclassified and classified)
System administration of development, test and production systems
Implementing and utilizing monitoring, alerting, and response system capabilities
Analyzing system, software and user performance metrics to include trend capture
Implementing and utilizing production change and compliance management systems covering hardware life cycle, system updates, software and security patching, and technology roadmap
Maintaining a suite of standard operating procedures (SOPs) to support production operations appropriate to existing or anticipated failure modes that expertly document responses to system failure issues
Configuring and maintaining user account management interfaces and system supports including direct customer interface
Utilizing security management capabilities and helping ensure a secure and DoD compliant service and system architecture
Supporting the DevOps environment of cutting edge military and national defense related applications
Periodic planned, scheduled, and/or rotational on-call system maintenance support outside of normal duty hours, as required
Keeping up with trends in DevSecOps and SRE
WHAT YOU HAVE DONE
BS in Computer Science, equivalent degree, or previous work experience
10 year's experience with Linux (Red Hat) system administration
Managed taskings and led team of system administrators
Conducted system performance and file integrity monitoring
Managed user issue identification, reporting, tracking and feedback functions
Escalated user issues based on trends or alerts
Conducted vulnerability scanning, mitigation, and reporting functions
EVEN BETTER
Scripting experience (such as Puppet, Ansible, Bash, Python, Ruby)
Experience with cloud hosting environments (AWS, Azure, Google, etc)
Experience with KVM or VMWare virtualization technologies
Experience with Docker and Kubernetes
Experience with big data infrastructure to include Hadoop, Accumulo, Elasticsearch, MongoDB and Cloudera EDH
Understand web application infrastructures to include Wildfly, Apache HTTPD, NGINX and Spring products
Experience with configuration of direct attached and storage area network units
Information security experience and certifications (NIDS, HIDS, Auditing, Incident Response)
Supported plans for security and cyber attack mitigation
Experience with Agile methodologies and Atlassian products
At RII, we believe that diversity in our workforce is critical to our success. We strive to hire great people from a wide variety of backgrounds, not just because it's the right thing to do, but because it makes us stronger. We work to help your intellectual passions and creativity thrive. It's one of our core values: Let your geek flag fly.
We also offer all employees comprehensive benefits including: flexible work schedules, health insurance coverage, paid time off, 401k with a company match, paid parental leave, access to wellness programs and much more. You get this all from day one, and all paid for by RII.
It's all part of another of our core values: Stay human. It's why our comfortable and colorful offices such as our headquarters, include a community game room, pantry, massage chair, and an escape room, among other amenities. It's why we have community managers and regular community events.
Skills:
Linux, System administrator, Red hat
Top Skills Details:
Linux,System administrator,Red hat
About TEKsystems:
We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.