Serco Inc.

2023 Systems Administrator (OCONUS) - Diego Garcia & Kwajalein Atoll, Marshall Islands

Recruiting Location : Location
MH-Kwajalein Atoll
Information Technology
Position Type
Security Clearance
Clearance Details
The ability to obtain a Secret clearance
No - Teleworking not available for this position

Position Description

Serco is taking careers to a higher level in 2023 for Systems Administrators!


We have developed a Talent Pool of very talented Systems Administrators to support the U.S. Space Force as a prime for two programs: Space Fence and Ground-Based Electro-Optical Deep Space Surveillance (GEODSS). Discover this great opportunity in our Kwajalein Atoll, Marshall Islands (Space Fence) and/or Diego Garcia (GEODSS) locations.  


We welcome you to apply to join our Talent Pool and possibly be selected as one of the top candidates in consideration for future career openings! This is an excellent way to get ahead of your peers in this competitive career market!


Our Application Process:

Your application will be considered and reviewed against some specific qualifications. You will go through a pre-screen and possibly a detailed interview with one of our Project/Program Managers. It is after those steps that you will be considered to join our Talent Pool and available for final selection as Serco has position openings.


About these two Programs:

  • The Space Fence system is a second-generation ground-based S-Band radar space surveillance system, strengthening U.S. space superiority through improved Space Domain Awareness (SDA) by providing 24x7 services to manage, operate, maintain, and provide logistical and general support. 
  • The GEODDS system supports the U.S. Strategic Command and theater war fighters’ requirements through the detection and surveillance of deep space satellites using one-meter telescopes that are equipped with highly sensitive digital camera technology. The GEODSS system detects, tracks, identifies, and reports on all deep-space man-made objects in the Earth’s orbit.


About our Systems Administrator (OCONUS) Role:

Your future career as a Systems Administrator will administer and manage Space Fence or GEODSS information systems, IT equipment, mission system software, communications/ security equipment and TEMPEST systems; perform contingency operator duties when SOC is unavailable.


In this role, you will:

  • Perform system administration support for all assigned systems and manage the cybersecurity of the Mission System and information systems on a regular basis.
  • Audit logging and reviewing, account management, incident response, DISA Security Technical and Implementation Guide (STIG) compliance, Army and Air Force policy, and other requirements-related accreditation or authorization documents.
  • Operate, maintain, repair, and restore the Mission System software and equipment to meet Acc and mission requirements.
  • Maintain data processing software, database, and system files; perform software installation and system reconfiguration and maintain associated documentation.
  • Provide communications and networking support.
  • Update and maintain documentation on Mission System software and site-adaptable parameters integrating changes as required to reflect the current operational and support baseline.
  • Implement and maintain a Mission System Assessment Report (SAR) to document SA support activities.
  • Assist sustainment personnel as required in identifying and isolating faulty systems or subsystems.
  • Ensure servers, workstations, and communications devices are backed up for catastrophic recovery.
  • Accomplish server backups prior to any software version release or hardware upgrade.
  • Report system threats, vulnerabilities, and security incidents. Implement security patches and updates. 
  • Perform system analysis to determine factors and causes of system performance issues.
  • Perform TEMPEST activities as required by contract.
  • Perform primary or alternate supply system duties.
  • Perform contingency radar operator duties as required.


To be successful in this role, you will have:

  • The ability to obtain/maintain/transfer your Active Security clearance (Secret). 
  • Be a U.S. Citizen.
  • A Bachelor’s degree from an accredited institution in a field relating to Computer Science. 
  • A minimum 2 years of experience in Systems Administration software and hardware support.
  • Experience with LINUX and Windows operating systems.
  • Prior military communications experience.
  • A physical exam is required as a contingency upon offer. 

 Additional desired experience and skills:

  • A CompTIA Security + CE or Cisco CCNA Security; RedHat Linux certification; or Microsoft Windows certification.


Serco Inc. is a provider of professional, technology, engineering, and management services. If you are interested in supporting and working with our military and a passionate Serco team- then submit your application now for immediate consideration.  It only takes a few minutes and could change your career!


Visit the following link for more information about how Serco supports our Veterans

In compliance with state and local laws regarding pay transparency, the salary range for this role is $76,172.06 to $126,953.43; however, Serco considers several factors when extending an offer, including but not limited to, the role and associated responsibilities, a candidate's work experience, education/training, and key skills.


Company Overview

Serco Inc. (Serco) is the Americas division of Serco Group, plc. Serco serves every branch of the U.S. military, numerous U.S. Federal civilian agencies, the Intelligence Community, the Canadian government, state and local governments, and commercial clients. We help our clients deliver vital services more efficiently while increasing the satisfaction of their end customers. Headquartered in Herndon, Virginia, Serco Americas has over 9,000 employees and is part of a $4 billion global business that helps transform government and public services around the world. At Serco, our employees are our most valuable asset - we listen, respect and support them throughout their career at Serco. We invite you to become part of our dynamic team. Serco is an equal opportunity employer committed to diversifying our workforce (Race/ Color/ Sex/ Sexual Orientation/ Gender Identity/ Religion/ National Origin/ Disability/ Vets).


To review Serco benefits please visit:


If you require an accommodation with the application process please email: or call the HR Service Desk at 800-628-6458, option 1. Please note, due to EEOC/OFCCP compliance, Serco is unable to accept resumes by email.


Serco does not accept unsolicited resumes through or from search firms or staffing agencies without being a contracted approved vendor. All unsolicited resumes will be considered the property of Serco and will not be obligated to pay a placement or contract fee. If you are interested in becoming an approved vendor at Serco, please email


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