System Administrator II

Systems Engineering Associates Corporation; Middletown (RI); On-site; USD 70,000 - 100,000; Full time

Benefits offered by this job

Medical Benefits

Dental Benefits

Vision Benefits

401(k) with employer matching (up to 8

Life Insurance

Paid Holidays & PTO

Tuition Reimbursement

Referral Bonuses

Job summary

SEACORP seeks a skilled System Administrator II to join the IT team in Middletown, RI. The role entails installing, configuring, and maintaining servers, networks, and enterprise infrastructure with a security-focused mindset and strong end-user support.

Responsibilities cover infrastructure & network administration, security & compliance, and backup/disaster recovery. Candidate must have 3+ years in Windows server environments and relevant certifications are encouraged.

Qualifications

• 3+ years of experience administering Windows server and network environments.
• Experience with Active Directory, Microsoft 365, Windows Server, virtualization (VMware or Hyper-V), and enterprise networking.
• Knowledge of TCP/IP, DNS, DHCP, VLANs, routing, switching, VPNs, and firewall administration.
• Strong analytical, troubleshooting, and problem-solving skills.
• Excellent communication and customer service abilities.

Responsibilities

• Install, configure, maintain, and upgrade physical and virtual servers.
• Deploy, configure, and support network hardware including switches, routers, firewalls, and VPN appliances.
• Manage Windows Server environments, Active Directory, DNS, DHCP, Group Policy, and file services.
• Monitor system availability and perform routine maintenance to ensure optimal performance.
• Provide Tier II/III technical support for hardware, software, and network-related issues.
• Participate in disaster recovery planning and backups.

Skills

Troubleshooting

Analytical thinking

Communication skills

Customer service

Team collaboration

Education

Associate’s or Bachelor's degree in Computer Science/IT

Bachelor’s degree preferred

Tools

Active Directory

Microsoft 365

Windows Server

VMware

Hyper-V

Job description

SEACORP is seeking a well-qualifiedSystem Administrator II.

Primary Duties and Responsibilities:

Job Summary:

SEACORP is seeking aknowledgeable and motivated System Administrator to join the IT team. The ideal candidate will be responsible for the installation, configuration, maintenance, and support of the organization’s server, network, and infrastructure environment. This role requires strong troubleshooting skills, a security-focused mindset, and the ability to provide exceptional technical support to end users while ensuring the reliability, performance, and security of enterprise systems.

Job Responsibilities Include:

Infrastructure Administration:

• Install, configure, maintain, and upgrade physical and virtual servers.
• Deploy, configure, and support network hardware including switches, routers, wireless access points, firewalls, and VPN appliances.
• Manage Windows Server environments, Active Directory, DNS, DHCP, Group Policy, and file services.
• Monitor system availability and perform routine maintenance to ensure optimal performance.

Network Administration:

• Configure and maintain LAN, WAN, wireless, and VPN connectivity.
• Monitor network traffic, bandwidth utilization, and system performance.
• Diagnose and resolve network connectivity, latency, and performance issues.
• Document network configurations, procedures, and infrastructure changes.

Security & Compliance:

• Implement and maintain security policies, access controls, and user permissions.
• Configure and manage firewalls, VPNs, endpoint protection, and security monitoring tools.
• Perform security audits, vulnerability assessments, and remediation activities.
• Ensure systems are updated with security patches and firmware upgrades.

Technical Support:

• Provide Tier II/III technical support for hardware, software, and network-related issues.
• Troubleshoot server, workstation, application, and connectivity problems.
• Assist users with Microsoft 365, Windows, printers, mobile devices, and enterprise applications.
• Collaborate with vendors and internal teams to resolve complex technical issues.

Backup & Disaster Recovery:

• Monitor backup systems and verify successful completion of scheduled backups.
• Support disaster recovery planning and business continuity initiatives.
• Participate in system recovery testing and documentation.
• Maintain accurate documentation for systems, network diagrams, configurations, and procedures.
• Recommend infrastructure improvements to enhance performance, security, and reliability.
• Participate in IT projects including migrations, upgrades, and new technology implementations.

Qualifications:

Education: Associate’s or Bachelor’s degree in Computer Science, Information Technology, or a related field (Bachelor’s preferred).

Experience: 3+ years of experience administering Windows server and network environments.

Required Experience:

• Experience with Active Directory, Microsoft 365, Windows Server, virtualization (VMware or Hyper-V), and enterprise networking.
• Knowledge of TCP/IP, DNS, DHCP, VLANs, routing, switching, VPNs, and firewall administration.
• Strong analytical, troubleshooting, and problem‑solving skills.
• Excellent communication and customer service abilities.

Preferred Certifications and Skills:

• Candidates with one or more of the following certifications are encouraged to apply:CompTIA Security+.
• Experience with cloud platforms such as Microsoft Azure or AWS.
• Familiarity with PowerShell or other scripting languages for automation.
• Experience with endpoint management tools and security platforms.
• Knowledge of backup and disaster recovery solutions.
• Understanding of cybersecurity best practices and compliance standards.

As a requirement of employment, all SEACORP employees must hold U.S. Citizenship

Location: Middletown, RI

Travel: None

Clearance: Secret

Work Environment & Physical Demands: Office & Computer Laboratories - Sitting, standing, extended periods of time using a mouse and keyboard and viewing computer screens. Infrequent lifting of <40lbs. Movement between points within the same office or between buildings. Work is performed in generally consistent environmental conditions with some seasonality for temperature differences and lighting.

Successful candidates will enjoy competitive wages and a very rich benefit program, including:

• Medical Benefits: Choice of two medical insurance programs through Blue Cross & Blue Shield.
• Dental Benefits: A best in class Dental Insurance Plan through Delta Dental.
• Vision Benefits: An excellent Vision Benefit providing discounts and allowances for prescription glasses and contact lenses.
• Retirement Benefits: A qualified 401(k) Retirement Savings Account with a generous employer matching contribution up to 8% of your eligible compensation.
• Life Insurance Benefits: Employer paid Life and Accidental Death & Dismemberment Insurance equal to your annual salary. Supplemental coverage is available for you and qualified family members as well as Supplemental Short-Term and Long-Term Disability Insurance.
• Additional Benefits: Ten (10) Paid Holidays per year (including 2 floating Holidays), a generous Paid Time Off (PTO) program; Tuition Reimbursement, and Referral Bonuses.

Undersea, on the surface, or in the air, SEACORP leverages its software and engineering expertise to deliver cutting edge warfare systems.

SEACORP is a proud Equal Opportunity Employer and complies with all applicable federal, state and local fair employment practices laws. SEACORP strictly prohibits and does not tolerate discrimination against employees, applicants or any other covered persons because of race, color, religion, creed, national origin or ancestry, ethnicity, sex, gender (including gender nonconformity and status as a transgender or transsexual individual), age, sexual orientation, physical or mental disability, citizenship, past, current or prospective service in the uniformed services, genetic information, or any other characteristic protected under applicable federal, state or local law.