Linux Architect

Title:
• Linux Architect

Location:
• Dahlgren, Virginia (ON-SITE)

Clearance Required:
• TOP SECRET

Years of Experience Required:
• 8 years of experience leading enterprise solutions centered on Red Hat Satellite and Ansible orchestration, with demonstrated expertise in Linux systems administration, automation, configuration management, security best practices, scalable infrastructure design, playbook development, compliance enforcement, and expert-level troubleshooting.

Certifications Required:
• IAT Level 2 MUST HAVE currently
• RHCSA or RHCE upon hire and obtain RHCA within one year of hire


Job Description:
• Utilize Red Hat Enterprise Linux system administration experience to provide technical problem solving and in-depth consulting relative to system operations
• Automate installation methods and system imaging (e.g. Kickstart/Ansible)
• Use cryptographic experience to set up public key infrastructure (PKI) to create, manage, distribute, use, store, and revoke digital certificates and manage public-key encryption
• DISA STIG implementation and work within Configuration-Managed Environments
• Analyze, design, and implement modifications to system software to improve and enhance system performance by correcting errors
• Plan new hardware acquisitions, interact with vendors, educate customers, and collaborate with other projects within the organization
• Work closely with engineers to help them use workstations and servers to solve their computationally intensive problems
• Support application installation, license management, software tracking / distribution and backup/recovery of system configurations and user data files
• Understand and use essential tools for handling files, directories, command-line environments, and documentation
• Operate running systems, including booting into different run levels, identifying processes, starting and stopping virtual machines, and controlling services
• Configure local storage using partitions and logical volumes
• Create and configure file systems and file system attributes, such as permissions, encryption, access control lists, and network file systems
• Deploy, configure, and maintain systems, including software installation, update, and core services
• Manage users and groups, including use of a centralized directory for authentication
• Manage security, including basic firewall and SELinux configuration
• Configure static routes, packet filtering, and network address translation
• Set kernel runtime parameters
• Produce and deliver reports on system utilization
• Use shell scripting to automate system maintenance tasks
• Configuring system logging, including remote logging
• Configure a system to provide networking services, including HTTP/HTTPS, DNS, SMTP, SSH and NTP

Experience required:
• Minimum years' (10) experience in system administration of Linux-based servers and Linux-based workstations
• High School Diploma required; Bachelors degree preferred
• Ideal Linux Admin will have troubleshooting skills in RHEL 8/9 OS and basic knowledge of Networking fundamentals, specifically TCP/IP protocol suite and IP configuration
• In addition, working knowledge of security guidelines and polices (DISA STIGs) and tools (Evaluate-STIG, STIG-Manager)
• Knowledge of / experience with Tenable suite of products (Security Center, Nessus Scanner, Nessus Agent) is a plus
• Seeking specific experience with the following operating systems and services is required: Red Hat Enterprise Linux (RHEL 8.x and/or RHEL9.x)
• Must meet DoD 8570 Information Assurance Workforce (IAWF) criteria or Information Assurance Technical (IAT) Level II certification at time of hire (i.e., Security+).
• Have knowledge of corporate services including: DNS, SMTP, Splunk, Centralized patching solutions such as Red Hat Satellite, Automation solutions such as Ansible Tower / AWX
• Knowledge of / experience with: Single Sign on solutions such as RHSSO; Virtualization platform management systems such as VMWare / VSphere / Vcenter is a plus
• Demonstrated experience managing the installation and maintenance of IT infrastructure
• Experience working in an environment with rapidly changing job priorities
• Experience with Service Now or similar Ticket Management system
• Linux+ or Red Hat Certification preferred

Physical Demands:
• Must be able to lift up to 10-15 pounds
• Must be able to stand and walk for prolonged amounts of time
• Must be able to twist, bend and squat periodically







• This position requires an active DoD Clearance (Secret, Top Secret, Top Secret/SCI) or the ability to be obtain an (Interim Secret, Interim Top Secret)
• Because an active or interim DoD clearance is required, U.S. Citizenship is required


o Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms.  If eligible, the benefits available for this temporary role may include the following:
 Medical, dental & vision
 Critical Illness, Accident, and Hospital
 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available
 Life Insurance (Voluntary Life & AD&D for the employee and dependents)
 Short and long-term disability
 Health Spending Account (HSA)
 Transportation benefits
 Employee Assistance Program
 Time Off/Leave (PTO, Vacation or Sick Leave)