Senior System Administrator

3 weeks ago

Springfield, Illinois, United States LPR International Full time

Job Title: Senior System Administrator

LPR International is seeking an experienced Senior System Administrator to support our client with a federal contract based in Springfield, VA. This position requires an Active TS/SCI clearance with CI Poly.

Key Responsibilities:

  • Provide support for implementation, troubleshooting, and maintenance of cloud systems
  • Prepare problem reports to appropriate leads like Amazon/C2S, NGA-ESC, etc.
  • Installs/loads operating system and application software
  • Troubleshoot, maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance
  • Monitor and report on system health using various dashboarding tools such as Elasticsearch Kibana, AWS Cloudwatch, etc.
  • Integrate new technologies into new and existing systems including the transition and migration of corporate systems
  • Isolate and resolve hardware and software problems involving the applications, operating system, hardware, communications infrastructure, or any combination of these
  • Provide support for the escalation and communication of status to agency management and internal customers
  • Isolate and resolve problems involving the applications, operating system, hardware, communications, other infrastructure, or any combination as needed
  • The ability to report and work on-site daily (this role is not remote)

Clearance Required: TS/SCI level security clearance with CI scope Polygraph

Minimum Education: Bachelor's degree plus 5 years experience, Associates degree plus 7 years experience, or a minimum of 8 years of experience, in a related field

Preferred: Demonstrated proficiency with the AWS C2S Suite and tools. Troubleshooting and providing AWS technical support to NGA employees. Creating SNS Topics. Connecting to ec2 instances using an SSH client on MobaX or Putty to check for logs. Creating IAM users/roles/policies per user requests. Granting access to s3 buckets by updating bucket policies using Json. Monitoring Data conditioning and dissemination with Kibana Elastic & Cloud Watch (AWS). Experience using ServiceNow, Jira, Confluence, etc. Creating and rotating IAM user secret & access keys periodically. Using LDAP to administer account creation & management on various Linux Servers.

Responsibilities:

  • Administrate our clusters and their lifecycle, in order to guarantee a high degree of reliability, security, scalability, and confidence at any given time.
  • Provide support, improve and implement internal components and applications on top of multiple clusters.
  • Troubleshoot and triage issues as they arise.
  • Work closely with various teams across the organization, including the security team, development team, and operations team for any AWS infrastructure requests.
  • Execute with minimal technical supervision, embrace reliability constraints, and be proactive in contributing improvements to the platform.
  • Encourage best practice policies. Adapt to various technologies and be willing to get involved Terraform deployments and AWS support community as needed.
  • Assist in troubleshooting network, dns and storage issues and make recommendations for cost saving options and growth.
  • Participate in a shared on-call rotation when necessary.
  • Willing to work or backfill all shifts as needed (Core hours 5A-9P EST)
  • Mentor others or serve as a team lead, guiding the day-to-day activities of team members.
  • Other duties as assigned.

Requirements:

  • Expertise experience in container platform infrastructure in AWS (EKS, ECS)
  • Clear understanding of container technologies and the tools/challenges around them.
  • Ability to code/script in Python
  • Senior level experience managing and administering Linux/Windows based systems.
  • Extensive AWS Cloud Formation knowledge (YAML and/or JSON) .
  • Systems monitoring experience (Elasticsearch preferred).
  • Experience working with GitLab and supporting CI/CD pipelines.
  • Experience delivering projects via Agile methodologies
  • Excellent verbal and written communication skills.

LPR International is an Equal Opportunity Employer and does not discriminate on the basis of race, creed, color, religion, gender, sex, sexual orientation, gender identity, pregnancy, national origin, citizenship status, age, disability, medical condition, genetic information, marital status, status as a covered veteran, military discharge status, criminal records that have been sealed or expunged, arrest records not resulting in conviction or any other characteristic protected by federal, state and/or local law.

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