Pursue Purpose

Job Title

Support mission-critical systems within a classified federal program. Administer Linux environments and AWS cloud infrastructure to maintain secure, highly available services. Implement automation, infrastructure as code, and compliance hardening aligned to DoD standards.

• Administer and maintain Linux servers in classified and unclassified environments using RHEL, CentOS, and Ubuntu.
• Design, implement, and maintain AWS infrastructure including VPC, EC2, EBS, S3, IAM, Cloud Formation, Cloud Watch, RDS, and EFS.
• Automate provisioning, configuration, deployment, and patching with Ansible, Terraform, or Cloud Formation.
• Monitor system performance, conduct root-cause analysis, and implement performance tuning and capacity planning.
• Patch and harden Linux systems to meet DISA STIG and RMF compliance requirements.
• Manage users, roles, permissions, and security policies per DoD standards.
• Support CI/CD pipelines and Dev Sec Ops  practices using tools such as Jenkins, Git Lab CI/CD, and AWS Code Pipeline.
• Collaborate with cybersecurity teams for continuous monitoring, audit readiness, and incident response.
• Participate in Agile/Scrum sprints and provide infrastructure support to development and QA teams.
• Produce clear documentation for architectures, runbooks, IAC modules, and change records.

• Active Top Secret security clearance.
• Bachelor's degree in Computer Science, Information Systems, Engineering, or a related field, or equivalent experience.
• Eight or more years of hands-on Linux system administration with RHEL, CentOS, and Ubuntu.
• Proven experience managing AWS infrastructure including VPC, EC2, EBS, S3, IAM, Cloud Formation, and Cloud Watch.
• Strong troubleshooting of networking fundamentals including TCP/IP, DNS, firewalls, and load balancers.
• Working knowledge of security hardening, DISA STIGs, CIS benchmarks, and RMF controls.
• Excellent problem-solving, documentation, and communication skills.
• Native or bilingual proficiency in English.

• Experience with container technologies including Docker, Kubernetes, ECS, or EKS.
• Experience with AWS Gov Cloud or classified AWS regions.
• Certifications such as AWS Certified Sys Ops Administrator, AWS Solutions Architect, or RHCE.
• DoD 8570 certifications such as Security+ or CISSP.
• Exposure to monitoring tools such as Splunk, Prometheus, Grafana, or Nagios.

• Detail-oriented with strong ownership and follow-through in classified environments.
• Collaborative mindset with cross-functional teams including security, development, and operations.
• Clear and concise communicator able to document and explain complex systems.
• Proactive, organized, and comfortable operating under change control and audit requirements.

• Paid Time Off (PTO): 3 weeks of PTO (including sick leave). Unused PTO is paid out at the end of the year.
• Holidays: 2 floating holidays and eight public holidays per year.
• Health & Dental Insurance:
  The company covers 50% of employee health and dental insurance (dependents may be added at an extra cost). Coverage becomes effective after 30 days.
• Life Insurance:
  Standard Short-Term Disability (STD), Long-Term Disability (LTD), and life insurance at no cost to full-time employees.
• 401(k) Program:
  Eligible after 90 days with a 4% company match and immediate vesting.
• Profit Sharing:
  Employees can participate in the company's profit-sharing program without requiring personal contributions.
• Commuting and Parking:
  No reimbursement for commuting or parking expenses.