Oceaneering International

System Administrator

Oceaneering International$74K — $112K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 2-6 years of relevant experience with an Associate's Degree in IT or computer science (or equivalent experience).
  • Basic knowledge of cybersecurity principles.
  • Experience in IT Infrastructure programs, ideally within a classified environment.
  • Strong oral and written communication skills for reporting and change management.
  • Deep technical expertise in domain-related activities.
  • Proven ability to work independently on technical network tasks.
  • Must obtain a TS security clearance and pass a polygraph; U.S. citizenship required.

Responsibilities

  • Install, configure, and maintain network infrastructure and associated hardware.
  • Develop and implement technical solutions collaboratively.
  • Support customer requirements and document technical operations.
  • Provide data center support including racking and cabling diverse equipment.
  • Resolve network issues in collaboration with senior engineers.
  • Administer and troubleshoot Microsoft Active Directory infrastructure.
  • Configure and manage VMware ESXi hosts and ensure virtualization stability.

Benefits

  • Opportunity to work on a DOD contract as part of a small, agile team.
  • Engagement in a mission-essential embedded support role.
  • Structured environment that encourages technical collaboration and leadership development.
  • Potential for professional growth through certification maintenance and individual skill advancement.
  • Occasional travel with a manageable work-life balance (day shift with minimal after-hours work).
Full Job Description
Job Description

Oceaneering International is seeking a Systems Administrator to partner on a large enterprise IT contract for the DOD. The Systems Administrator provides technical system administration and operations. This role maintains enterprise network infrastructure to ensure proper configuration, availability, performance, capacity, and maintenance (including application of the latest patches and upgrades). This role monitors technology obsolescence, manages upgrades, and evaluates alternatives across on-premises and IT infrastructures, both virtual and physical.

The qualified candidate will be a part of a small, agile, embedded team that provides on-site support to include system administration, network administration, information assurance, communication, and infrastructure. Embedded personnel are considered mission essential.

Responsibilities

This role is responsible for installation, configuration, administration, support, and maintenance of networks, including associated hardware. Duties include updating to new technologies, tuning performance, and prioritizing the implementation of critical system patches. This infrastructure includes on-premises.

ESSENTIAL
  • Develop, collaborate, and implement technical solutions.
  • Support customer requirements.
  • Develop and update technical solutions, operations, and maintenance documentation for personnel.
  • Data center support including racking and cabling diverse equipment.
  • Resolves network problems in cooperation with senior network engineers.
  • Troubleshoots problems using tools and routine procedures; escalates as appropriate.
  • Active Directory
    • Executes scheduled maintenance routines in accordance with standard procedures.
    • Interfaces with users and/or vendors.
    • Administer, maintain, and troubleshoot Microsoft Active Directory infrastructure, including user and group account management, OU structure, and Group Policy Objects (GPOs).
    • Monitor domain controllers, replication, and DNS configurations to ensure high availability and performance of the AD environment.
    • Implement and manage Group Policy to enforce security settings, software deployment, and user environment configurations.
    • Collaborate with Cyber teams to implement role-based access control (RBAC) to systems and network storage, administer account lifecycle management
  • System Administration
    • Plan, configure, and deploy Microsoft Windows Servers, Desktops, and Laptops, including installation, patch management, and baseline system configuration.
    • Implement standard configuration baselines and security settings on all deployed systems in line with organizational policies.
    • Implement and maintain system security baselines, including firewall settings, antivirus configurations, and user access controls aligned with organizational policies.
    • Provide post-deployment support including troubleshooting hardware/software issues and validating adherence to baseline configurations.
  • VMWare
    • Install, configure, and maintain VMware ESXi hosts and vCenter Server to ensure a stable and scalable virtualization infrastructure.
    • Monitor and manage virtual machines (VMs), including provisioning, cloning, migrating (vMotion), and resource allocation.
    • Perform regular updates, patches, and upgrades of ESXi hosts and related VMware tools to maintain security and performance.
  • Cisco Networking
    • Configure, deploy, and maintain Cisco switches, including Catalyst and Nexus series, to support enterprise network infrastructure.
    • Perform VLAN setup, trunking, and inter-VLAN routing to segment and optimize network traffic.
    • Configure and maintain security features such as port security, Access Control Lists (ACLs), and 802.1X authentication.
    • Manage switch stacking and link aggregation (EtherChannel) to enhance network bandwidth and resilience.
    • Document network configurations, topology changes, and maintain accurate inventory of hardware and software versions.
  • NetApp
    • Manage and maintain NetApp storage arrays, including configuration, provisioning, and monitoring of storage volumes and aggregates.
    • Configure and optimize storage protocols such as NFS, CIFS/SMB, iSCSI, and Fibre Channel for diverse client environments.
    • Implement data protection strategies including snapshots, replication (SnapMirror), and backups to ensure data availability and disaster recovery.
    • Troubleshoot storage-related issues, perform root cause analysis, and coordinate with vendor support for timely resolution.
    • Monitor system health, capacity utilization, and performance metrics.
  • Work independently and as a team member.
  • Individual contributor that works under limited supervision.
  • Determines approach to work, monitored / supervised based on key objective check-ins.
  • Lead assignments for specific job function or projects.
  • Lead entry level individual contributors to ensure the work completion as per set standards and procedures.


ADDITIONAL
  • Other duties as assigned.
  • Travel (~ two weeks annually)
  • Scheduled weekly hours: 40
  • Day shift - With occasional afterhours and weekends (< 3%)


Qualifications

REQUIRED
  • Must have 2-6 years of relevant experience with Associate's Degree in information technology, computer science. Equivalent work experience may be considered in lieu of a degree.
  • Basic cybersecurity knowledge.
  • Work Environment - IT Infrastructure program, preferably a classified environment.
  • Oral and written communication for change procedures, and management updates.
  • Domain and expert technical knowledge.
  • Experience working independently on technical network activities in support of a client
  • Must have or be able to obtain a TS security clearance, be able to take/pass a polygraph, and be able to maintain both for the tenure of this position.
  • Position tenure ship is dependent on completing the full security clearance application process successfully within 1-2 years of accepting position.
  • Must have all required IT / Security certifications and maintain for the tenure of this position.
  • Must be a U.S. Citizen.


DESIRED
  • Technology: Prior experience in Storage, VMWare, System/Network Admin
  • Tools: NetApp
  • Industry: DoD or similar Federal Agency
  • Continuing Learner: Aware of industry changes, through associations, journals, media consumption etc.
  • Personal Growth - Individual activity pursuing or maintaining Microsoft certifications


Salary range for this position is $74,600 - $112,000

About Oceaneering International

Oceaneering International, Inc. is a global provider of engineered services and products, primarily to the offshore oil and gas industry, with a focus on deepwater applications. The company's services and products are marketed worldwide to oil and gas companies, government agencies, and firms in the aerospace, marine engineering, and construction industries. Oceaneering International operates through five segments: Remotely Operated Vehicles, Subsea Products, Subsea Projects, Asset Integrity, and Advanced Technologies. The company was founded in 1964 and is headquartered in Houston, Texas.
Learn more about Oceaneering International
Size
8,500 employees
Market Cap
$1.6 billion
Industry
Net Income
-$496.7 million
Founded
1964
5 Year Trend
-3.8%
Revenue
$1.8 billion
NASDAQ

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