Senior Network and Computer Systems Administrator

Reposted 19 Days Ago
Be an Early Applicant
Ridgecrest, CA, USA
In-Office
105K-120K Annually
Senior level
Aerospace • Information Technology • Cybersecurity • Defense
The Role
Lead design, implementation, administration, and troubleshooting of enterprise network and computer systems. Support WAN/BAN/LAN/Wi‑Fi, routers, switches, and firewalls. Drive modernization, patching, firmware updates, STIG/system hardening, vulnerability remediation, and compliance activities. Maintain documentation, support audits, and collaborate with engineers and stakeholders.
Summary Generated by Built In

Saalex is seeking a Senior Network & Systems Administrator in Ridgecrest, CA to support the design, implementation, security, and sustainment of enterprise network and computing environments. The selected candidate will serve as a technical lead for network infrastructure, cybersecurity compliance, systems administration, and modernization initiatives supporting mission-critical operations.

Position Type: Full-Time

Salary: $105k-$120k annually (depending on experience)

Work Location: Onsite. Ridgecrest, CA.

Essential Functions:

  • Design, implement, administer, and troubleshoot enterprise network and computer systems.
  • Support WAN, BAN, LAN, and wireless (Wi-Fi) infrastructure, including routers, switches, firewalls, and related technologies.
  • Lead network modernization, upgrades, patching, firmware updates, and infrastructure sustainment activities.
  • Implement network security controls, system hardening, STIG compliance, and vulnerability remediation efforts.
  • Maintain system documentation, network diagrams, and configuration baselines.
  • Support cybersecurity audits, compliance requirements, and Government-directed security controls.
  • Collaborate with engineers, cybersecurity personnel, and customer stakeholders to resolve technical issues and improve system performance.
  • Other duties as assigned or required.

Requirements

Required:

  • Experience supporting enterprise network infrastructure and computer systems.
  • Experience designing, configuring, implementing, and troubleshooting complex network solutions.
  • Experience supporting WAN, BAN, and LAN environments.
  • Experience administering routers, switches, firewalls, and wireless network technologies.
  • Experience with system hardening, STIG implementation, vulnerability remediation, patching, firmware updates, and cybersecurity compliance requirements.
  • Strong knowledge of routing, switching, network security, and enterprise infrastructure sustainment.
  • Ability to work independently and provide technical leadership within a team environment.
  • Strong verbal and written communication skills.

Desired:

  • CCNA certification or equivalent experience demonstrating expertise in routing, switching, and network security.
  • Experience supporting DoD or Federal Government environments.
  • Experience implementing DISA cybersecurity controls and supporting compliance activities.
  • Experience supporting Cisco, Aruba, Juniper, Palo Alto, or similar enterprise networking technologies.
  • Experience leading infrastructure modernization or network engineering projects.

Education/Years of Experience:

Master’s degree in Information Technology, Computer Science, Information Systems, Engineering, or related field and 5 years of related experience OR a Bachelor’s degree in Information Technology, Computer Science, Information Systems, Engineering, or a related field and 9 years of related experience required.

Security Clearance:

Active Secret clearance required with the ability to obtain a Top Secret clearance. Top Secret clearance preferred. Requirements to obtain a clearance include US Citizenship, security investigation, etc.


Benefits
  • Health Care Plan (Medical, Dental & Vision)
  • Retirement Plan (401k, IRA)
  • Life Insurance (Basic, Voluntary & AD&D)
  • Paid Time Off (Vacation, Sick & Public Holidays)
  • Short Term & Long Term Disability
  • Training & Development
  • Wellness Resources
  • Stock Option Plan

Skills Required

  • Experience supporting enterprise network infrastructure and computer systems
  • Experience designing, configuring, implementing, and troubleshooting complex network solutions
  • Experience supporting WAN, BAN, and LAN environments
  • Experience administering routers, switches, firewalls, and wireless network technologies
  • Experience with system hardening, STIG implementation, vulnerability remediation, patching, and firmware updates
  • Strong knowledge of routing, switching, network security, and enterprise infrastructure sustainment
  • Ability to work independently and provide technical leadership
  • Strong verbal and written communication skills
  • Master's degree in IT, Computer Science, Information Systems, Engineering, or related field and 5 years related experience OR Bachelor's degree and 9 years related experience
  • Active Top Secret security clearance
  • CCNA certification or equivalent experience
  • Experience supporting DoD or Federal Government environments
  • Experience implementing DISA cybersecurity controls and supporting compliance
  • Experience supporting Cisco, Aruba, Juniper, Palo Alto, or similar enterprise networking technologies
  • Experience leading infrastructure modernization or network engineering projects
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The Company
1,200 Employees
Year Founded: 1999

What We Do

Saalex Corporation is an advanced technology systems integrator and federal services contractor. Founded in 1999, it specializes in engineering, information technology, cybersecurity, and test range operations. The company serves defense, space, and intelligence markets, leveraging AI, automation, and software modernization. As an employee-owned (ESOP) organization, it focuses on delivering mission-critical support and innovative solutions to military and government customers.

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