Linux Systems Architect - Active Top Secret required

General Dynamics Information Technology
Washington, DC
15 Feb 2025

Vacancy expired!

Type of Requisition: Regular

Clearance Level Must Currently Possess: Top Secret

Clearance Level Must Be Able to Obtain: Top Secret/SCI

Suitability: Agency Specific

Public Trust/Other Required:

Job Family: Systems Engineering

Job Description:

We are GDIT. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done.

Our federal customer offers an opportunity for talented, motivated individuals to support information systems used at the highest levels of the executive government. The ideal candidates will be motivated, self-starters with great communications skills.

Summary:

The Senior Systems Engineer will be responsible for the integration of Linux resources into a primarily Windows Infrastructure (e.g. Active Directory, AD base DNS, etc.) across all domains. Responsibility extends to include but not limited to, administration, configuration, high availability, backup, and disaster recovery across the organization's Linux (RHEL 7/8 and Ubuntu) platforms. The primary domain consists of approximately ten thousand users. 90% of this role requires the individual to work alone. Little to no team work is involved. The role requires heavy research and development when necessary.

Tasks:

This role is responsible for designing, engineering, integrating, re-architecting the entire Linux posture using RHEL7/8 and Ubuntu. Using these skills, the role will perform the following tasks:
  • Maintain and troubleshoot Linux systems on a day-to-day basis
  • Ensure system lifecycles are performed (e.g. Ubuntu 18.04 LTS -> 20.04 LTS and so on with OS upgrades)
  • Enterprise Authorization: Integrate Linux Systems (currently, RHEL 7/8 and Ubuntu systems) into a primary Windows environment (workstations & servers) where authentication, authorization, and accounting actives are controlled by Active Directory with PKI certificates and Single Sign On
  • Provide administrative access based on group security, applied with least privilege and other permission access management techniques
  • Enterprise Patching: Ensure patches are maintained across a diverse Linux environment (e.g. Ubuntu, RHEL7/8, CentOS, etc.) in a heavily automated manner, where possible
  • Enterprise Provisioning: Configure new Linux systems for customer use and ensuring that initial configurations meet required enterprise baselines & controls (e.g. proper agents installed, proper configs, etc.)
  • Enterprise Baseline & Policy: Ensure that already-provisioned Linux systems are kept in compliance with baseline requirements & ever-changing enterprise policy (e.g. equivalent to Group Policy in the Windows realm for ongoing compliance updates)
  • Develop an operating system lifecycle plan with integration of DoD STIGs and other recommended security standards
  • Integrate Linux systems with other enterprise tooling (e.g. ACAS, Splunk, SolarWinds, Backup systems, etc.)
  • Monitor all solutions integrated via a centralized alerting system (Solarwinds)
  • Certify log management and forwarding to a single repository (Splunk)

Requirements:
  • BS in Computer Science, Information Systems, Engineering, Mathematics, or other related scientific or technical discipline is required.
  • Position requires three to eight years of relevant experience supporting projects of similar size, scope and complexity.
  • Be able to work alone outside a team setting and conduct Research & Development in a timely manner and with favorable results.
  • Experience can be substituted for education.
  • Candidate must be possess or be able to acquire DoD 8140 IAT Level II compliance (CompTIA Security+, etc.) upon hire.
  • Active Top Secret clearance that has been adjudicated within the last 52 months.

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Scheduled Weekly Hours: 40

Travel Required: Less than 10%

T elecommuting Options: Hybrid

Work Location: USA DC Washington

Additional Work Locations:

COVID-19 Vaccination: GDIT does not have a vaccination mandate applicable to all employees. To protect the health and safety of its employees and to comply with customer requirements, however, GDIT may require employees in certain positions to be fully vaccinated against COVID-19. Vaccination requirements will depend on the status of the federal contractor mandate and customer site requirements.

We are GDIT. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done.

GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.