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Senior Network and Computer Systems Administrator

Castalia Systems
paid holidays, 401(k)
United States, Hawaii, Camp Smith
May 07, 2025

Job Type: Full- Time

Workplace Type: Onsite

Clearance: TS/SCI

Must be a U.S. Citizen

Job Summary

Castalia Systems is seeking a Senior Network and Computer Systems Administrator at Camp Smith, HI. US Battlefield Information Collection and Exploitation Systems extended (US BICES-X) is a cutting-edge program supporting DoD intelligence information sharing on current and emerging global threats to mission and coalition partners and emerging nations. With an internationally dispersed team supporting each combatant command, the US BICES-X team is in direct support of the war fighter and their missions. We are seeking a creative and driven professional with a passion for solving real world issues on a cross-functional, fast paced team.

Roles and Responsibilities

A qualified candidate will perform the following duties and responsibilities, but are not limited to:

Strategy & Planning



  • Collaborate with network staff to ensure smooth and reliable operation of software and systems for fulfilling business objectives and processes.
  • Work with executive team members, decision makers, and stakeholders to define business requirements and systems goals, and to identify and resolve business systems issues.


Acquisition & Deployment



  • Designs and defines network architecture for new or existing computer systems
  • Performs complex network development and design work.
  • Participate in the upgrading of operating systems and design of network enhancements.
  • Provides input for documentation on new or existing networks.
  • Develops and conducts tests to ensure networks meet documented user requirements.


Operational Management



  • Identifies, analyzes, and resolves network problems.
  • Provides network/equipment/specialized training and technical guidance.
  • Determines network specifications, input/output processes, and working parameters for hardware/software compatibility.
  • May provide guidance and leadership to less-experienced systems engineers.
  • Maintains current knowledge of relevant technology as assigned.
  • Comprehensive knowledge of network engineering principles, methods, and techniques.
  • Knowledge of the associated hardware, software, and equipment.
  • Knowledge of Data Center and Virtualization
  • Knowledge of Automation techniques and structure
  • Participates in special projects as assigned.


Required Qualifications



  • A minimum of ten (10) years' Network Administration experience.
  • Active TS/SCI clearance
  • Bachelor's Degree- may substitute additional years of experience
  • Must be IAT level II compliant with DoD 8570.1
  • ITIL V4 Foundation within six months of hire
  • Must possess a complete CCNA certification.
  • Knowledge and experience with routing and switching protocols (e.g., OSPF, EIGRP, BGP, Spanning Tree Protocol, ISAKMP, ESP, SIP, SCCP, etc.)
  • Knowledge and experience with current Cisco IOS software and hardware features
  • Ability to configure and troubleshoot Multicast
  • Ability to configure and troubleshoot DMVPN and GRE tunnels
  • Ability to work in a team-oriented, collaborative environment.
  • Ability to work efficiently in a fast-paced environment and multi-task while still ensuring high quality of work
  • Highly organized with strong ability to prioritize work and work autonomously
  • Excellent verbal and written communication skills
  • Great attention to detail and presentation
  • Results driven, highly efficient, energetic, and highly motivated
  • Must possess a high degree of intelligence, competence, maturity, adaptability, resilience, integrity, and initiative
  • The work is typically performed at client site locations, which requires proper safety precautions; work may require some physical effort in the handling of light materials, boxes, or equipment.


Preferred Qualifications



  • Completed CCNP Routing and Switching or CCNP Enterprise
  • Knowledge and experience with SolarWinds
  • Knowledge and experience with Firewall (Cisco ASA/FTD, Palo Alto, etc) firewall rule sets
  • Knowledge and experience with VoIP/collaboration systems i.e. Cisco, CUCM etc
  • Knowledge and experience with HAIPE-based encryption devices
  • Knowledge of Virtualization technologies
  • Knowledge and experience with data center networking
  • Understanding of network virtualization
  • Understanding of concepts presented in the VMware Data Center Virtualization Fundamentals course
  • Understanding of VxRail Manager and best practices
  • Knowledge of ISP/Transport concepts and practices
  • Knowledge of network security and hardening practices and concept


Travel



  • Less than 5%.


Company Description

Castalia Systems is a proven business partner providing mission critical solutions to the Federal Government. We provide cutting edge solutions from Securing and Managing Data to Systems Engineering and Development. Castalia Systems is a pioneer in Artificial Intelligence Design and Application.

With our vast knowledge of our customers' needs and relevant technology, our team is able to bring successful solutions to every mission. We are one-upping our competitors by providing premium IT solutions and platforms with cutting-edge technology so it's so evident when you compare us with anyone.

Compensation

At Castalia Systems, we provide you with opportunities and choices and support your total well-being. Our benefits include: Medical, dental, vision coverage, 401k matching, generous PTO, paid holidays, professional training opportunities, and even pet insurance to ensure your furry friends are cared for too. All regularly scheduled employees working at least 30 hours per week are eligible to participate in Castalia Systems' benefit programs. Individuals that do not meet the threshold are only eligible for select offerings, not inclusive of health benefits.

Salary at Castalia Systems is determined by various factors, including but not limited to location, position knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. The projected compensation range for this position is $110,500 to $123,500.00 (annualized USD). The estimate displayed represents the typical salary range for this position and is just one component of Castalia Systems' total compensation package for employees.

Disclaimer

Castalia Systems is an equal employment opportunity and affirmative action employer and strives to comply with all applicable laws prohibiting discrimination based on race, color, creed, sex, sexual orientation, age, national origin, or ancestry, physical or mental disability, veteran status, marital status, HIV-positive status, as well as any other category protected by federal, state, or local laws. All such discrimination is unlawful, and all persons involved in the operations of the company are prohibited from engaging in this type of conduct.

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