Sr. Linux Systems Engineer (TS/Q Clearance Required)

General Dynamics Information Technology, Inc.

$142K — $189K *
Aerospace & Defense
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • 8-10+ years of hands-on Linux systems administration experience
  • Bachelor's degree in Information Technology, Computer Science, or a related field
  • Deep proficiency in Linux operating systems like Red Hat, CentOS, or Ubuntu
  • Expertise in command-line interfaces and scripting languages (Bash, Python, Perl)
  • Familiarity with configuration management tools (Ansible, Puppet, Chef)
  • Knowledge of networking protocols (TCP/IP, DNS, DHCP)

Responsibilities

  • Install, configure, manage, and maintain Linux systems including servers and cloud environments
  • Monitor performance, conduct capacity analysis, and resolve bottlenecks for system efficiency
  • Implement security measures, conduct audits, and ensure compliance with security requirements
  • Use advanced diagnostics to troubleshoot and resolve system issues
  • Develop and maintain automation scripts to enhance operational productivity
  • Perform software updates and patches while testing for compatibility
  • Create and update system documentation including configurations and procedures

Benefits

  • Variety of medical plan options including Health Savings Accounts
  • 401(k) plan with company match
  • Flexible work week options to promote work/life balance
  • Comprehensive paid time off plans including vacation and holidays
  • Short and long-term disability benefits and life insurance options
  • Regular reviews of benefits to stay competitive based on employee feedback
Full Job Description
Type of Requisition:
Regular

Clearance Level Must Currently Possess:
None

Clearance Level Must Be Able to Obtain:
None

Public Trust/Other Required:
None

Job Family:
IT Infrastructure and Operations

Job Qualifications:

Skills:
Automation Tools, Complex Systems, Linux, System Administration, System Designs
Certifications:
None
Experience:
8 + years of related experience
US Citizenship Required:
Yes

Job Description:

GDIT is seeking an experienced Sr. Linux Systems Engineer to support critical IT operations for federal government projects. In this key role, you will leverage your strong Linux expertise to administer, optimize, and secure systems that ensure high availability, scalability, and reliability of technical infrastructure.

As a part of GDIT's mission-driven team, you will implement solutions, diagnose challenges, and drive operational efficiencies across complex environments while collaborating with cross-functional teams.

Key Responsibilities:
  • System Administration: Install, configure, manage, and maintain Linux systems, including servers, virtualization platforms, and cloud computing environments.
  • Performance Optimization: Monitor system performance, conduct capacity analysis, and address bottlenecks to ensure system efficiency and availability.
  • System Security: Implement security measures, conduct audits, and ensure compliance with organizational and federal security requirements.
  • Troubleshooting & Problem Resolution: Use advanced diagnostics and troubleshooting skills to resolve system issues, ensuring minimal downtime.
  • Automation: Develop and maintain scripts and automation tools to streamline repetitive tasks and improve operational productivity.
  • Patch Management: Maintain systems by performing software updates, patches, and upgrades while testing functionality and compatibility.
  • Infrastructure Documentation: Create and update system documentation to include configurations, processes, and procedures.
  • Collaboration: Partner with application teams and other IT stakeholders to support system-level integration, patch workflows, and maintenance activities.
  • Scalability & Efficiency: Drive innovation to scale infrastructure capabilities while enhancing system operability.

Minimum Qualifications:
  • Education: Bachelor's degree in Information Technology, Computer Science, or a related field.
  • Experience: 8-10+ years of hands-on Linux systems administration experience across enterprise environments.
  • Technical Competencies:
    • Deep proficiency in Linux operating systems such as Red Hat, CentOS, or Ubuntu.
    • Expertise in command-line interfaces and scripting languages (e.g., Bash, Python, or Perl).
    • Experience with configuration management tools (e.g., Ansible, Puppet, Chef).
    • Familiarity with virtualization technologies like VMware, KVM, or Hyper-V and cloud platforms like AWS or Azure.
    • Networking knowledge (e.g., TCP/IP, DNS, DHCP, NFS, and firewalls).

Preferred Qualifications:
  • Certifications:
    • Red Hat Certified Engineer (RHCE), Linux Professional Institute Certifications (LPIC-2/LPIC-3), or equivalent.
  • Hands-on experience with containerization tools (e.g., Docker, Kubernetes).
  • Familiarity with security and compliance frameworks (DISA STIGs, NIST, CIS benchmarks).

Onsite Work Location: Onsite in Germantown, MD, Washington, DC, or Albuquerque, NM
Security Clearance: DOE Q or TS Clearance is required.

Citizenship: US Citizenship required.

The likely salary range for this position is $142,792 - $189,750. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly Hours:
40

Travel Required:
Less than 10%

Telecommuting Options:
Onsite

Work Location:
USA MD Germantown - 19901 Germantown Rd (MDC121)

Additional Work Locations:
USA NM Albuquerque - Customer Proprietary (NMC027)

Total Rewards at GDIT:
Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Our Identity Verification Process:
As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

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