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Systems / Network Administrator

Systems / Network Administrator

Global Science & Technology, IncArlington, VA, US
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Overview

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Global Science & Technology, Inc. (GST) supports the NASA Solicitation and Proposal Integrated Review and Evaluation System (NSPIRES) used to publish NASA announcements of research solicitations, manage the subsequent proposal submissions, and support the peer review activities. The Systems / Network Administrator position supports the daily operations of the NSPIRES system and the NASA Research and Education Support Services (NRESS II) contract office network and VPN.

The position has been approved for a Hybrid telework (majority) and in-person position. Candidates must be local to the DC metro area and able to attend in-person meetings in Crystal City, VA when required. Interviews will take place via Microsoft Teams with candidates required to be on camera.

Primary Duties

  • Support, configure and secure high-availability Cisco networks
  • Perform periodic vulnerability audits using industry-standard application suites such as Nessus and Acunetix
  • Implement, test and maintain system security controls, audit mechanisms, incident response capability, and monitoring of intrusion sensors and audit logs
  • Perform network troubleshooting using tools such as Capsa and Nessus
  • Apply patches and monitor status of systems and take action to avoid outages, remediate problems or adapt to changing client demands
  • Maintain and update baseline documentation
  • Work with Cisco vendors to manage support contracts and refresh network components when needed
  • Develop and document network security policies, procedures, and baseline configurations
  • Architect, deploy, and maintain a resilient Cisco network infrastructure ensuring 99% uptime
  • Execute vulnerability assessments and implement remediation plans within defined service contracts
  • Manage vendor relationships, including contract reviews and firmware upgrade coordination
  • Provide monthly network performance and security compliance reports to leadership
  • Manage weekly / monthly scan schedule, ticketing integration, and remediation verification

Required Education / Experience / Skills

  • Minimum 5 years' general IT network experience with 3 years' network administrator experience
  • BS / BA degree in IT related field preferred but not required
  • Hands-on experience supporting and troubleshooting Cisco routers, switches, and firewalls
  • Strong problem analysis and troubleshooting skills
  • Ability to be proactive and take initiative
  • Strong oral and written communication skills
  • Work both independently and in teams
  • US Citizen or Permanent Resident
  • Applicants selected will be subject to a government background investigation and may need to meet eligibility requirements.

    Compensation

    At GST, we celebrate your contributions. We provide opportunities and choices and support your total well-being, including health, life, disability, financial, and retirement benefits, paid leave, professional development, tuition assistance, work-life programs, and dependent care for full-time employees working 30-plus hours per week. Our recognition awards program acknowledges employees for exceptional performance. Salary for this position is projected to range from $120,000 to $140,000 per year, depending on location, education, experience, and other factors.

    Identity and Work Definitions

    As part of the application process, you are expected to be on camera during interviews and assessments. We reserve the right to take your picture to verify identity and prevent fraud. If the position is remote or hybrid, you may periodically work from a company or client site facility. If onsite, you will work at the client site in person as needed for the role.

    Onboarding and Compliance

    Please note, effective 5 / 7 / 2025, that as part of the onboarding process for this position, individuals undergoing identity verification for new PIV card issuance must present a REAL ID compliant form of identification or an equivalent acceptable form.

    Equal Opportunity

    GST is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. GST provides affirmative action in employment for qualified individuals with a disability and protected veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans' Readjustment Assistance Act.

    Seniorirty level

    Mid-Senior level

    Employment type

    Full-time

    Job function

    Information Technology

    Industries

    IT Services and IT Consulting

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