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V2X

Defense aerospace logistics, maintenance, and training

Senior Cybersecurity Infrastructure Engineer 3

System AdministrationConfirmed live in the last 24 hours
Full-timeAlaska, USANo salary listed

About the Job

Requirements

  • Must be a U.S. citizen and hold a current, active Secret security clearance.
  • Meet one of the experience and education pathways: a bachelor's degree in Cybersecurity, Information Technology, or Computer Science plus 8 years of relevant experience; an associate's degree in a technical field plus 10 years of relevant experience; or 12 or more years of direct, relevant professional experience in lieu of a degree.
  • Meet DoD 8140 (formerly 8570) qualification requirements for a System Administrator (DCWF Code 451) at the Intermediate level, such as an active CompTIA Security+, SSCP, GSEC, or qualifying higher-education degree.
  • Have solid working knowledge and hands-on experience supporting enterprise LAN/WAN network environments, including basic configuration and troubleshooting of switches, routers, and connectivity, alongside system administration.
  • Have hardening knowledge of Windows, Linux, legacy Solaris, and hypervisors; experience managing enterprise virtualization environments such as VMware vSphere ESXi and Nutanix clusters; and experience establishing Windows/Linux directory services and Active Directory in secure configurations.
  • Be able to act independently, prioritize tasks, and manage schedules in a high-paced, multi-tasked environment.
  • Be able to communicate technical information effectively in oral and written modes.
  • Be able to lift and carry up to 50 pounds individually and team-lift heavier enterprise equipment into standard server racks.
  • Be able to climb ladders, work in tight spaces such as cable closets or under flooring, and configure or route physical copper and fiber cabling infrastructure.

Responsibilities

  • Administer local unclassified and classified information system enclaves comprising physical and virtual servers, workstations and thin clients, and enterprise network infrastructure across four domains.
  • Serve as the primary on-site Information System Security Officer for the facility and review and recommend changes to system policies, plans, and procedures.
  • Maintain, patch, and repair legacy Solaris, Windows, and Linux servers and workstations in physical, standalone, LAN/WAN, and virtualized or hyperconverged environments.
  • Establish and maintain directory services for Windows and Linux with secure configurations.
  • Configure and troubleshoot copper cabling and single-mode and multimode fiber connectivity.
  • Review and recommend changes to Risk Management Framework Security Authorization Package documentation.
  • Verify system hardening to ensure current Security Technical Implementation Guides and Security Requirements Guides are complete.
  • Monitor, record, and transmit comprehensive system logs and trouble reports accurately and on time.
  • Manage routine preventive maintenance, track disk space, and adjust environmental controls in electronic operations areas.
  • Obtain Operator Certification within six months to serve as an Intelligence Operations Center Operator during breaks or personnel shortages; training is provided on-site.
  • Coordinate with outside agencies and site personnel to facilitate scheduled radar system maintenance.
  • Maintain, inventory, and manage secure storage containers for COMSEC materials, including Secret, Secure Voice, and associated cryptographic equipment.
  • Sanitize and destroy magnetic media, solid-state drives, and optical media using on-site degaussers and shredders in accordance with DoD and DAF standards.
  • Perform other duties as assigned by Site Leads.

Desired Qualifications

  • Experience with advanced network-device configuration adjustments and infrastructure security hardening.
  • Experience with antivirus, host-based and network-based intrusion detection systems, and centralized SIEM/log analysis applications.
  • Experience with Enterprise Mission Assurance Support Service and Risk Management Framework packages.
  • Vulnerability testing expertise using Nessus, ACAS, and SCAP tools.
  • Experience or exposure to programmable logic controller programming and HMI software.

About the Company

V2X

Defense aerospace logistics, maintenance, and training

V2X is a public company that provides mission-critical aerospace and defense support services. Its offerings include logistics, maintenance, supply chain management, and training for military and government aircraft, ensuring operators stay mission-ready. The company works by delivering end-to-end aftermarket support—spares, repairs, logistics planning, and training programs—through a global network and contracts with national security agencies, notably the U.S. Department of Defense. V2X differentiates itself through strategic growth via acquisitions (notably Vertex Aerospace in 2018 and Raytheon’s defense training business in 2021, followed by a merger with Vectrus in 2022) to build a broad, integrated portfolio and scale its capabilities. Its goal is to be a leading, globally supported provider of defense and security solutions that keeps aviation assets ready and its clients prepared for mission requirements.

Company size
1,001-5,000
Company stage
IPO
Headquarters
Madison, WI
Founded
1975

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