Systems Administrator (GEODSS) - Diego Garcia 1

Position Description & Qualifications Looking for a Systems Administrator opportunity at a place you can make a difference every day? Discover this great opportunity in our Diego Garcia location. Bring your expertise and collaborative skills to make an impact towards our military defense and safety of our sailors by discovering your new role supporting this critical mission. Serco supports the U.S. Space Force as a prime for their Ground‑Based Electro‑Optical Deep Space Surveillance (GEODSS) contract to administer and manage GEODSS information systems, IT equipment, mission system software, communications/ security equipment and TEMPEST systems; perform contingency operator duties when SOC is unavailable. Visit the following link for more information about how Serco supports our Veterans 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: An Active Security Clearance. Must be a U.S. Citizen. Bachelor's degree from an accredited institution in a field relating to Computer Science desired. An additional 4 years work experience with a High School Diploma, total 9 years. Minimum 4 years of experience in Systems Administration software and hardware support. Must have experience with LINUX and Windows operating systems. A physical exam is required as a contingency upon offer. Up to 10% Travel. Additional desired experience and skills: Must have or be able to obtain a CompTIA Security+ CE or Cisco CCNA Security, RedHat Linux certification, and/or Microsoft Windows certification. Experience working at overseas, geographically separated locations and environment. Prior military communications experience desired. 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! Serco is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, and other legally protected characteristics. Pay Transparency Our Total Rewards package includes competitive pay, performance‑based incentives, and benefits that promote well‑being and work‑life balance—so you can thrive both professionally and personally. Eligible employees also gain access to a wide range of benefits from comprehensive health coverage and health savings accounts to retirement plans, life and disability insurance, and time‑off programs that support work‑life balance. Program availability may vary based on factors such as contract type, location, hire date, and applicable collective bargaining agreements. Salary range: The range for this position can be found at the top of this posting. This range is provided as a general guideline and represents a good faith estimate across all experience levels. Actual base salary will be determined by a variety of factors, including but not limited to the scope of the role, relevant experience, job‑related knowledge, education and training, key skills, and geographic market considerations. For roles available in multiple states, the range may vary to reflect differences in local labor markets. In addition to base salary, eligible positions may include other forms of compensation such as annual bonuses or long‑term incentive opportunities. Medical, dental, and vision insurance Robust vacation and sick leave benefits, and flexible work arrangements where permitted by role or contract 401(k) plan that includes employer matching funds Tuition reimbursement program Life insurance and disability coverage Optional coverages that can be purchased, including pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection Birth, adoption, parental leave benefits Employee Assistance Plan #J-18808-Ljbffr Serco