Senior Windows Systems Administrator

1 month ago

Princeton, New Jersey, United States SAIC Career Site Full time

Description

SAIC is seeking a Senior Windows Administrator to join our program as a general technologist to support our NOAA GFDL

program in Princeton, NJ serving the NOAA GFDL lab in a highly scientific user and mission driven facility. This individual

would support both projects (60%) and user (40%) actives in a high interrupt tiered support environment requiring rapid

response to the most complex customer systems inquiries. The environment consists of a Core Windows Infrastructure

running on mostly Dell Hardware, with 200+ Linux workstations, 50+ Windows Workstations, and 20+ Mac Workstations.

On a daily basis this individual may divide their time between (1) managing Junior System Admins to support lower level

issues; (2) identifying, evaluating and prioritizing customer problems to ensure that inquiries are resolved appropriately;

(3) conducting project work on several complex system projects simultaneously; and (4) managing and actively reporting

on project status; (5) setting technical infrastructure direction and offering suggestions to improve and further automate

the environment;

The ideal candidate must be an independent self-starter, be system agnostic, and adept at supporting Linux, Windows

and Mac in a heterogeneous environment, where the Core Infrastructure is Windows, and have excellent customer facing

communication and consultation skills (with managers and/or scientists).

The duties will include, but not limited to:

- Providing Mid-Tier to Top-Tier System Administration for client and server systems in heterogeneous environment, where

the Core Infrastructure is Windows based;

- System Administration – Maintain IT Security posture according to organization requirements, manage rigorous patching

schedule for all system software and firmware, manage existing patching deployment tools, maintain and enhance current

tools;

- Maintain, monitor, support, and upgrade as needed the infrastructure environment, including the Windows Core

Infrastructure, and lead enterprise base work initiatives and projects;

- Support multiple systems or applications of medium to high complexity with multiple concurrent users, ensuring control,

integrity and accessibility;

- Work with project managers to coordinate and plan project tasks and resources;

- Integration solutions with other applications and platforms based on requirements;

- Maintain a monthly patch schedule for all workstations, servers, cluster, hypervisors, etc.

- Coordinate changes across multiple systems;

- Perform routine maintenance tasks for infrastructure systems as follows, but not limited to:

o Highly available virtualization and database clusters;

o Web server clusters;

o File Share services (NFS/CIFS);

o Multi-Tiered Public Key Infrastructure;

o Virtual Desktop Infrastructure;

- Working with engineers on the requirements and provides recommendations for improvements;

- Recommend changes/enhancements for improved systems availability, reliability and performance;

- Coordinates problem resolution among a variety of functional areas and provides subject matter expertise support for

diagnosing and resolving problems;

- Recommend and implement software or hardware changes to rectify problems or address improvement opportunities;

- Ensure compliance with policies, procedures and standards;

- Provide technical guidance, coaching/mentoring to team members;

- Evaluate future technologies and makes recommendations for software and hardware upgrades;

- Generate and validate IT system baselines, including validation of documentation;

- Ensure IT system security basslines are met and security improvements are implemented across the server and client

environment;

- Generate processes to ensure appropriate user privileges and access are granted, ensuring data integrity and security is

met;

- Work with vendors and architects to understand their technology roadmaps;

- Develop plans to adopt new technology;

- Writing/updating/enhancing system documentation concerning problem resolutions and HPC assets;

- Writing technical justifications for the procurement of hardware & software;

- Reviewing system inventory/warranty, plan upgrades for client and server systems;

Qualifications

  • Bachelors Degree and 5+ years of experience is preferred, or 8 + years of experience in lieu of degree
  • Experience with medium to large server/data center environment;
  • Experience working with Hypervisors, chassis, blade servers, and Production Cluster;
  • Automation and Load Balancing Experience;
  • Experience with CAC authentication solutions such as Centrify in an Active Directory Environment;
  • Experience managing and maintaining virtualization cluster preferably Ovirt and Hyper-V;
  • Experience managing and maintaining Active Directory;
  • Experience managing and maintaining database clusters, preferably Microsoft SQL cluster and Percona XtraDB/MySQLcluster;
  • Experience with system deployment, SW deployment and configuration management solutions: Ansible (most desired),Powershell (most desired), Satellite/Foreman/Spacewalk, Puppet, Symantec ITMS, Microsoft SCVMM;
  • Experience developing/diagnosing automation scripts (Ansible, Powershell);
  • In-depth knowledge of Microsoft Server/Client, and Redhat/CentOS Operating systems, and have experience developingsecurity baselines;
  • Knowledge of building systems for clients and servers; and knowledge of different classes of system architecture;
  • Experience managing VDI infrastructure; preferably Microsoft VDI solution;
  • Understanding of licensing structures for Microsoft and RedHat products;
  • Experience with CI/CD pipelines;
  • Experience with configuration and support of access methods e.g. VPN, SSH tunneling;
  • Experience with Backup solutions such as Bacula and or Veritas NetBackup;
  • Keeping up-to-date with current hardware/software events/releases
  • Experience managing and maintaining software scalable network file systems, and centralized storage appliances;
  • Experience managing, and support Active Directory with smart card authentication infrastructure;
  • Must have a strong automation experience, software deployment, and configuration management solutions for multipleenvironments;
  • US Citizen with the ability to obtain and maintain a Public Trust clearance.

Desired Qualifications:

Bachelors Degree in a STEM related field and 5+ years of experience
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.

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