Linux Administrator

We're seeking a skilled Linux Administrator with AWS expertise to support advanced infrastructure and cloud operations within a secure, mission-critical environment. In this role, you'll manage Linux systems, AWS cloud resources, and Service Now infrastructure while supporting system performance, automation, security compliance, and future integration initiatives.

• Work with cutting-edge technologies supporting critical defense and space-related programs
• Opportunity to build and maintain secure cloud and Linux infrastructure in highly advanced environments
• Collaborative engineering culture focused on innovation, security, and continuous improvement

This role offers the opportunity to support high-impact infrastructure initiatives at the intersection of Linux administration, AWS cloud technologies, and secure enterprise operations. You’ll work on mission-driven projects while gaining exposure to advanced cloud architecture and automation technologies.

Acara is a premier recruiting and workforce solutions provider-we help companies compete for talent. With a legacy of experience in various industries worldwide, we partner with clients, listen to their needs, and customize visionary talent solutions that drive desired business outcomes. We leverage decades of experience to deliver contingent staffing, direct placement, executive search, and workforce services worldwide.

• Install, configure, and maintain Linux-based Service Now MID servers and supporting infrastructure
• Manage Linux server environments including Red Hat Enterprise Linux (RHEL), CentOS, and Ubuntu systems
• Configure and support AWS infrastructure including EC2, RDS, VPCs, IAM, security groups, and networking components
• Implement system hardening, patching, and security controls aligned with federal compliance standards such as STIGs and CIS benchmarks
• Monitor infrastructure performance, troubleshoot Linux and cloud-related issues, and support system availability
• Automate deployments and configuration management using Terraform, Ansible, or Cloud Formation
• Maintain backup, disaster recovery, documentation, runbooks, and configuration management records
• Coordinate with security and network teams to support secure connectivity and infrastructure operations

• Bachelor's degree in Systems Engineering, Computer Science, Information Technology, or related STEM field with 5+ years of related experience; OR Master's degree with 3+ years of related experience
• 5+ years of Linux system administration experience in enterprise environments
• 2+ years of hands‑on AWS experience including EC2, RDS, VPC, IAM, and Cloud Watch
• 2+ years of experience using infrastructure as code tools such as Terraform, Cloud Formation, or Ansible
• 2+ years of scripting experience using Bash, Python, or similar languages
• 2+ years of experience supporting secure cloud architectures and compliance frameworks including FedRAMP and FISMA
• 1+ year of experience supporting Service Now MID servers or enterprise application infrastructure

• RHCSA or equivalent Linux certification
• AWS Certified Solutions Architect or AWS Sys Ops Administrator certification
• Experience supporting Service Now MID server environments and integrations
• Strong troubleshooting and systems performance optimization skills
• Experience working within classified or highly regulated environments

• Upon offer of employment, the individual will be subject to a background check and a drug screen
• Overtime may be required based on operational or project needs
• Ability to support secure and classified environments is required
• In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire.

Aleron companies (Acara Solutions, Aleron Shared Resources, Broadleaf Results, Lume Strategies, Talent Rise, Viaduct) are an Equal Opportunity Employer. Race/Color/Gender/Religion/National Origin/Disability/Veteran.

Applicants for this position must be legally authorized to work in the United States. This position does not meet the employment requirements for individuals with F-1 OPT STEM work authorization status.