About The Position

Applied Signal Technology (AST) is seeking a Digital Technology System Administrator to join our team in Anaheim Hills, CA. AST provides trusted strategic and tactical SIGINT solutions that secure the interests of the U.S. and its partners. AST’s work in areas such as high-capacity broadband communications, signal processing and analysis, tactical SIGINT, and wireless communications continually challenges our extraordinary engineers to resolve problems and make the world a safer place. AST’s work environment is dynamic, highly collaborative and provides employees the freedom to strengthen and expand their skills, explore new and creative ideas, and work closely with our nation’s finest service members all while embracing integrity, innovation and work-life balance. This is an ONSITE position at our Anaheim Hills, CA location. In this role you will support the day-to-day operation of system administration, storage, and compliance within the enterprise environment. Working under the guidance of senior DT staff, this role focuses on operational support, issue resolution, and continuous learning while contributing to the stability, performance, and security of core infrastructure services. While the majority of work will be in classified areas, some unclassified work will also be required. This is an excellent opportunity for an early-career administrator to develop hands-on experience with enterprise technologies in a structured, supportive environment.

Requirements

  • Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience
  • Must have successfully completed an RTX SkillBridge Internship Program
  • Basic to intermediate knowledge of virtualization, storage, or backup technologies.
  • Familiarity with Windows and Linux operating systems.
  • Ability to follow technical procedures and troubleshoot routine issues.
  • Understanding of ITIL concepts (incident, problem, and change management).
  • Willingness to learn and develop enterprise infrastructure skills.
  • Ability to work effectively as part of a team.
  • Clear communication and good attention to detail.
  • Active and transferable U.S. government issued Top Secret SCI (TS/SCI) security clearance required prior to start date.
  • U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Nice To Haves

  • Exposure to AI technologies, VMware, NetApp, AWS is desirable

Responsibilities

  • Assist in the support and administration of various platforms (VMware vSphere/Dell and HP Servers and workstations).
  • Support storage systems (Netapp, AWS, E3) under guidance from senior DT staff.
  • Perform routine monitoring, basic maintenance tasks, and health checks.
  • Support disaster recovery testing activities as directed.
  • Handle L1/L2 incidents and service requests, following documented procedures.
  • Escalate complex or unresolved issues to senior staff in a timely manner.
  • Assist in incident investigation and post-incident reviews.
  • Participate in off-hours support when required (with appropriate support and supervision).
  • Implement approved changes following AST DT change management processes.
  • Assist with infrastructure projects, upgrades, and migrations.
  • Support automation tasks, system documentation, and operational reporting.
  • Maintain accurate documentation and follow standard operating procedures.
  • Follow EHS Policies and Guidelines when working at any AST Site.
  • Understand eWaste guidelines when decommissioning hardware.
  • Advocate with others on the importance of health and safety.
  • Work closely with senior staff and other technical teams to support operational delivery.
  • Actively develop technical skills through training, mentoring, and hands-on experience.
  • Follow security policies and best practices for both classified and unclassified spaces.
  • Assist with patching, access control management, and secure configuration tasks.
  • Support vulnerability remediation activities and compliance requirements as directed.

Benefits

  • Medical, dental, and vision insurance
  • Three weeks of vacation for newly hired employees
  • Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option
  • Tuition reimbursement program
  • Student Loan Repayment Program
  • Life insurance and disability coverage
  • Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection
  • Birth, adoption, parental leave benefits
  • Ovia Health, fertility, and family planning
  • Adoption Assistance
  • Autism Benefit
  • Employee Assistance Plan, including up to 10 free counseling sessions
  • Healthy You Incentives, wellness rewards program
  • Doctor on Demand, virtual doctor visits
  • Bright Horizons, child and elder care services
  • Teladoc Medical Experts, second opinion program

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What This Job Offers

Job Type

Full-time

Career Level

Entry Level

Number of Employees

5,001-10,000 employees

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