• Network Engineer

    Job Locations US-MD-Adelphi
    Posted Date 9 months ago(9/6/2018 2:19 PM)
    Job ID
    # of Openings
    Information Technology
  • Overview

    SC3 is a leading provider of high-end mission support, consulting and technology solutions to the federal government in defense, intelligence, and civil markets, and to major corporations and nonprofit organizations. SC3s national security efforts reach across the intelligence community and Department of Defense, providing full life-cycle operational and cyber support and differentiated capabilities to meet our customers challenging mission. In addition to our government services area, SC3 provides cutting-edge competitive intelligence and strategic management consulting to commercial clients. Private industry leaders from the financial, health care, manufacturing and other sectors turn to SC3 to ensure that they have access to the most relevant, current, and strategically important information not only to grow their businesses, but also to protect them.


    Provide day-to-day network engineering and operational support for classified network infrastructure.  Work on network related projects and report progress to customer. Recommend solutions for new equipment, software, network configuration, design, and management to include the detail, specification, hardware components, and part numbers. The successful candidate will have a strong work ethic and be a self-starter.  They will possess the ability to work independently and as part of a team with little direct supervision.



    • Installation, Configuration, and Maintenance Layer 2 and Layer 3 Network devices
    • Expansion, Modification, Integration and Redundancy of the Network
    • Diagnostics and Testing of Network using software/hardware tool suites
    • Firewall Management: modify, add/remove policies.
    • Traffic Analysis: NetFlow, SNMPv3 traps, syslog, Nuttcp, wireshark, etc.
    • Network Research, Analysis, and Engineering
    • Network Modeling and Simulation
    • Assist customer with network security audits and inspections.
    • Coordinate IT work with non-IT customers and site managers
    • Work with other IT teams e.g. Sever, helpdesk, Information Assurance/Security, etc, to effectively meet customers’ needs.
    • Follow established change procedures and implement the changes
    • Validate and verify the proper functioning of network devices


    Required Experience:

    • Excellent knowledge of Network and Internet technologies. Specifically L2 and L3 switching, basic routing, and network security.
    • Degree in Information Technology, Systems Management, electronics engineering, other engineering, computer science, or technical discipline. Equivalent experience is acceptable
    • Must have experience with Installing, configuring, and maintaining switches, routers, firewalls, and other network devices.
    • Experience with DoD or other Federal government networks.
    • Knowledge of DISA STIG and IAVM procedures
    • VLAN, STP, and layer 2 switching, LAN Management
    • Juniper, Palo Alto, FortiNet, and/or Cisco Firewalls.
    • Interior and exterior routing protocols
    • Network monitoring applications e.g. Solarwinds
    • COMSEC accounting or handling policies training
    • Working knowledge of 802.1x and RADIUS as it applies to network security
    • HAIPE Inline Network Encryption (Taclane) management
    • Working knowledge of site-to-site VPN tunnels


    Preferred Experience:  knowledge of and/or experience with one or more of the following is desired

    • RADIUS server experience
    • TACACS experience
    • IPsec site-to-site VPN
    • VoIP
    • Secure Copy Protocol (SCP)
    • Knowledge of NTP
    • Basic understanding of DNS
    • Knowledge of PKI and IKE
    • Linux experience
    • MS Visio
    • HBSS
    • GEM-X
    • PERL Scripting
    • ITILv3 certification
    • CISSP certification



    • CompTIA Security+CE, or SSCP, or CCNA-Security, or GSEC


    • 1 or more of the following: CCNA, CCNP, CCNP-Security, CCDP, JNCIS, JNCIP

    Education: Bachelor’s degree or additional years of experience

    Minimum Years of Experience: 5 Years, 7-9 if no degree

    Additional Info: mixed IT experience is welcome but candidate must have at least 3 years Network experience.



    Our values are simple and straightforward. We know that competitive salaries and generous benefits are essential in our industry and SC3 strives to offer the best in both areas. We are proud to offer: Medical/Dental/Vision Insurance 401(k) Plan Supplemental Life & AD&D Short & Long-Term Disability Insurance Flexible Spending Plan Paid Time Off Paid Holidays Professional Development Employee Referral Bonus Identity Protection Services We are proud to be an EEO/AA employer M/F/D/V. We maintain a drug-free workplace and perform pre-employment substance abuse testing as required by the customer.





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