Senior Network Administrator

Full Time

    Job Description


    GDC IT Solutions is currently seeking a Senior Network Administrator. This role can be fully remote in the continental US. The company's base location is in Central PA, with pre-planned travel as needed.

    Position Overview:

    The Senior Network Administrator will act as a project manager, ensuring deliverables are met, partnering with vendors, and assisting in exchanging environments in support of acquisitions. This position will work closely with the IT Director to configure, maintain, and upgrade network infrastructure. The successful candidate will have experience with DMARC and have a CCNA certification.


    • Designs, implements and maintains Exchange enterprise server configuration management and change control and administers patch management, deployment and mitigation for windows server OS.
    • Monitors and maintains backup infrastructure, including servers and disk storage.
    • Provides capacity planning and performance analysis of data storage infrastructure and backup infrastructure.
    • Reviews server computer logs and messages to identify and report possible violations of security.
    • Develops best practices and project support documentation.
    • Shares responsibilities for analyzing, designing, installing, administering, maintaining and troubleshooting network systems.
    • Does switch planning, firewall configuration and capacity planning.
    • Supports the creation and maintenance of network disaster recovery plans.
    • Monitors all network performance activities.
    • Screens the network for attempted intrusions, as well as designing and implementing appropriate network security measures and procedures.
    • Responsible for designing and implementing advanced cabling plant infrastructure to support network systems.
    • Researches, communicates and implements policy relating to confidentiality and security of information, electronic verification and other regulations impacting hardcopy and online storage and protection of information.
    • Provides Tier II and III support for network and server related issues that come through the Help Desk system.
    • Participates in the on call rotation for after-hours support.
    • Provides support for network connectivity or related network issues for the user community.
    • Coordinates the installation, configuration and maintenance of network components.
    • Monitors network activity and identifies network problems.
    • Troubleshoots, diagnoses and resolves network problems and cabling infrastructure. Researches, analyzes and implements software or hardware changes to rectify any network issues.
    • Reviews facilities bandwidth requirements and system interdependencies. Adjusts bandwidth on routine basis and provides input to capacity planning activities.
    • Defines disaster recovery plans and develops network test plans.
    • Assesses network performance to ensure that it meets the present and future needs of the business.
    • Implements network security procedures and makes recommendations for improvement.
    • Designs and documents system processes to support network communication operations.
    • Designs and develops scripts and programs to support network.
    • Assists in determining systems specifications, input/output processes and working parameters for hardware/software compatibility.
    • Analyzes, designs, codes, tests, debugs, maintains, modifies and documents operating systems to meet business requirements. Coordinates design of subsystems and integration with larger systems.
    • Builds scripts automating the daily operations of the system.
    • Participates in infrastructure integration efforts.
    • Participates in system integration testing of operating systems, system utilities and hardware upgrades, as well as new software and hardware technologies. Develops test plans.
    • Monitors resource utilization for capacity planning. Optimizes performance as needed. Escalates when appropriate.
    • Monitors data interface jobs. In case of failure events, notifies users and fixes the problem - escalates to Team Leader as needed. Sets up new interface jobs, writes and maintains job scripts.
    • Manages archival systems infrastructure, including installation, upgrade, configuration, job scheduling, job monitoring and supporting users globally. Supports data image archiving.
    • Sets up new profiles, creates and updates access permissions and system policies and maintains user accounts. Defines procedures for user access to systems environment.
    • Installs and configures system hardware and software. Maintains tracking and configuration documentation.
    • Maintains system security by checking logs for issues such as attempted intrusion. Installs security software and/or security-related patches. Reports security issues as appropriate.
    • Performs routine maintenance tasks for infrastructure systems; backups, patch management and hot fixes. Assists in establishing requirements, methods and procedures.
    • While on call, provides 24/7 production support. Troubleshoots, diagnoses and corrects hardware, software and network problems. Performs hardware and software repair and installations.
    • Verifies that system backups run successfully. Performs off-site storage procedures.
    • Adheres to standards. Maintains system operating procedures and documentation.
    • Participates in projects to implement or enhance IT services, as well as peer knowledge sharing groups.
    • Evaluates future technologies and makes recommendations for software and hardware upgrades.
    • Mentors new IT staff, as well as those with less experience.

    Minimum Qualifications

    • Associate's Degree from an accredited college or university or equivalent work experience required.
    • Minimum of 10 years of related information technology work experience or relevant networking experience.
    • Must possess comprehensive knowledge and experience working with various server hardware platforms and storage area networks.
    • Must possess comprehensive knowledge of backup and disaster recovery strategies.
    • Must possess comprehensive experience working with wide area networks or large computing environments.

    Knowledge & Skills:
    • Understanding of network topologies and operating systems.
    • Cisco switches and routers knowledge.
    • Fiber Optic networks knowledge.
    • Knowledge of AVAYA telephone products.
    • Knowledge of Enterprise system monitoring and management tools.
    • Coaxial, fiber and copper structured cabling knowledge.
    • Knowledge of network configuration management.
    • Knowledge of commercial enterprise-level tools and products to provide network services, including: firewalls, IPS/IDS, DNS, DHCP, web security, email security, VPN and NAC.
    • Knowledge of advanced network routing protocols including BGP, OSPF and EIGRP.
    • Broad range knowledge of hardware and software products.
    • Server operating systems knowledge.
    • Knowledge of patch management techniques.
    • Knowledge of Fiber Channel SAN and NAS storage fundamentals.
    • Knowledge of TCP/IP Networking.
    • Knowledge of scripting techniques.
    • Knowledge of requirements analysis and project management techniques.
    • Technical documentation creation skills, including but not limited to SLAs, SOPs and project plans.

    Preferred Experience:
    • MCSE/CCNA/Microsoft or Cisco certifications preferred.

    What We Do:

    Working for GDC means you will be at the forefront of the technological world. We are a full-service staffing and Information Technology service company striving to make a difference in our communities by finding, developing, and deploying solutions.

    Why Work for GDC?
    • Cutting Edge Technology and Innovation
    • Career Growth Opportunities
    • Employee-Centric Environment
    • Comprehensive Benefits Package
    • Holiday and Vacation


    Equal Opportunity Workplace:

    GDC is an equal opportunity employer and welcomes applicants from all diverse backgrounds to apply. Our goal as an organization is to empower our teams to achieve their personal best and foster their professional growth regardless of race, ancestry, religion, sex, gender, national origin, sexual orientation, age, citizenship, marital status, physical ability or disability, or veteran status.

    In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and complete the required employment eligibility verification forms upon hire.

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