Linux Ops Engineer/Administrator

Aqua IT; Chantilly (VA); On-site; USD 110,000 - 150,000; Full time

Job summary

Aqua IT in Chantilly, VA is seeking a capable IT specialist to provide Tier II support, perform root-cause analysis, and act as an SME for system health and performance. You will develop scripts and use playbooks to automate tasks, while managing COTS and GOTS software across environments.

You will coordinate with Enterprise Services to ensure security compliance and work with external teams to resolve access issues.

Qualifications

• Top Secret clearance (TS/SCI, CI Poly highly desired).
• BS degree and 2+ years of relevant experience, or a Masters with <2 years.
• Proactive self-starter with excellent oral and written communication.
• Two+ years of AWS experience (S3, EC2, Reserved Instances, etc.).
• Experience troubleshooting network issues (OSI layers 4-7).
• Familiar with System Engineering documentation (diagrams, data flows).
• Experience with Jira, Confluence and Bitbucket.
• Strong Linux background and infrastructure management basics.

Responsibilities

• Provide Tier II support to resolve customer-facing issues.
• Conduct RCA and mitigation, communicate findings, and feed back to development.
• Act as SME reviewing metrics, system health, performance checks, and proactive availability.
• Develop scripts and use playbook-based automation to accomplish tasks.
• Manage COTS and GOTS software in multiple environments.
• Coordinate with Enterprise Services to ensure security compliance.
• Interface with customers and external teams to diagnose access issues.
• Utilize visualization skills to map workflows and identify bottlenecks.

Skills

AWS

Linux

Networking

Clearance

Education

BS degree

Masters

Tools

Jira

Confluence

BitBucket

Kubernetes

Oracle

Job description

• Provide support to Tier II personnel in resolving customer-facing issues.
• Perform root cause analysis (RCA) and mitigation for operational issues. Communicate findings with interested parties and establish a feedback loop to development.
• Work as a subject matter expert (SME) to review user metrics, system health, overall performance checkouts, and implement proactive measures to support operational availability.
• Develop scripts to accomplish operational tasks, and utilize playbook-based automation processes, as necessary.
• Manage Commercial-Off-The-Shelf (COTS) and Government-Off-The-Shelf (GOTS) software products in several environments.
• Work with Enterprise Services to ensure compliance with security services and applications.
• Interface with customers and outside technical teams to diagnose and mitigate access issues.
• Utilize abstract visualization skills to understand system workflows and identify bottlenecks.

Requirements:

• Active Top Secret clearance (TS/SCI, CI Poly highly desired)
• BS degree and 2+ years of prior relevant experience or Masters with less than 2 years of prior relevant experience.
• Proactive self-starter demonstrating a positive, willing attitude and excellent oral and written communication skills.
• Two or more years of experience with Amazon Web Services (S3 Buckets, EC2, Reserved Instances, etc.)
• Experience troubleshooting network-related issues (Open Systems Interconnection (OSI) model levels 4-7)
• Familiar with System Engineering documentation creation (network diagrams, data flows, etc.)
• Experience working with Agile Team Collaboration tools such as (Jira, Confluence, BitBucket)
• Strong Linux background and familiarity with best practices of infrastructure management

Preferred Qualifications:

• Familiarity with Identity Federation, Single Sign-On, and authorization technologies (e.g. smart cards/Common Access Cards (CACs), SAML, OIDC, OAuth, Kerberos)
• Experience with Oracle COTS product experience (Oracle Access Manager, Oracle Unified Directory, Oracle WebLogic, etc.)
• Experience with Kubernetes
• Experience with scripting languages, such as Bash and Python
• Experience with LDAP (in lieu of Oracle Unified Directory experience)
• Experience with ElasticSearch, Logstash, Kibana (ELK tools)
• Experience with AWS and other cloud-based architectures
• Familiar with cross domain architectures at various levels
• Experience with automated testing and monitoring