Senior Linux Administrator

4 weeks ago

Arlington, United States SAIC Full time

Description

SAIC is looking for a Senior Linux Administrator to support an IT program at Untied Status Marshalls Service (USMS). In this position you will work with a team that provides computing capabilities and in-depth support for our clients and users. The team builds and maintains user environments, delivers subject matter expert support, and application-level software and tools.

Job Responsibilities:

  • Ability to work 100% on customer site (no telework)

  • Perform installations and patching of Linux and Windows operating systems

  • Assist customers with the installation and updates of applications

  • Install software and troubleshoot software install issues

  • Monitor systems and preform hardware troubleshooting, tracking, resolution, and routine maintenance and security updates

  • Ensure security protocols and standards are applied and tracked

  • Perform system backups and provide data recovery

  • Document processes and Standard Operating Procedures (SOP)

  • Monitor resource usage, anticipate problems, and suggest solutions

  • Manage production and development systems and provide higher-level technical support (Tier III) to clients when needed

  • Work closely with colleagues to meet team goals and improve processes and practices

  • Create and maintain documentation of the systems

  • Conduct configuration, deployment, troubleshooting, and maintenance of various versions of Microsoft Windows OSs

  • Conduct configuration, deployment, troubleshooting, and maintenance of various versions of RedHat Linux OSs

  • Provide software and hardware support to the customer development team

  • Setup and maintain offsite disaster recovery environment

  • Review system and security logs and report to the team regarding incidents or potential threats to the network environment, systems, users, and/or infrastructure

  • Work with load balancing, fail-over, and data replication technologies

  • Utilize WSUS, Ivanti, and/or other industry patching solutions

Qualifications

Required:

  • BS and 9 years of related experience (4 years experience in lieu of degree)

  • Active Secret or above clearance

  • Ability to work well in a team environment and independently when needed

  • Understanding of IT security best practices

  • Understanding of basic networking concepts

  • Outgoing team player and self-motivated individual with excellent communication skills with the ability and desire to interact with all users and work closely with other technical staff or independently

  • Demonstrated ability to multi-task effectively under pressure with the ability to frequently re-assess priorities for multiple tasks or projects

  • Strong time management and resource management capabilities

  • Must have advanced working knowledge of a variety of computer software applications such as MS Teams, Word, PowerPoint, Excel, Visio, Outlook, MS Project, SharePoint

  • Experience with creating POAM milestones, and compliance and ensuring application of DISA STIG releases and STIG results analysis

  • Ability to understand IAVAs and remediate issues as needed

  • Experience in building, operating, and maintaining Windows Server 2019/2022, RHEL 7/8/9 servers, and/or CentOS servers

Desired:

  • VMWare ESXi / vCenter / Site Recovery Manager

  • ADFS / ID Mgt / PKI Certs / etc.

  • Cisco Hyperflex technologies

  • Experience writing scripts in a PowerShell and/or Linux environment

  • Understanding of disk storage systems (RAID, LUNs, etc.)

  • Experience with NetApp storage products and file system technologies

  • Managing container environments (e.g. Docker, Kubernetes, etc.)

  • Experience working with code repositories and continuous integration (CI) servers like Gitlab, Jenkins, etc.

  • Managing infrastructure services such as DNS, DHCP, GPOs, etc.

  • Knowledgeable in application transport and network infrastructure protocols (SSL/TLS, DNS, DHCP, NTP, SSH, HTTP/S, SMTP, and Microsoft AD), and possess an understanding of how to support these applications/protocols

  • Possess computing environment training or certification in any of the following: Windows Server, Red Hat, NetApp, VMware, Broadcom, and/or Cisco or other networking platforms

  • Experience in the application of DISA STIGs or SRGs, DoD, DoJ, and/or IC policies and procedures

  • Experience in managing Active Directory, configuring, and managing Group Policy Objects (GPO), FSMO roles, DNS, DHCP, etc.

  • Microsoft Exchange 2019/2022 administration

SAIC accepts applications on an ongoing basis and there is no deadline.

Covid Policy: SAIC does not require COVID-19 vaccinations or boosters. Customer site vaccination requirements must be followed when work is performed at a customer site. REQNUMBER: 2410461

SAIC is a premier technology integrator, solving our nation's most complex modernization and systems engineering challenges across the defense, space, federal civilian, and intelligence markets. Our robust portfolio of offerings includes high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation; and training. We are a team of 23,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $6.5 billion. For more information, visit saic.com. For information on the benefits SAIC offers, see Working at SAIC. EOE AA M/F/Vet/Disability

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