Analysis Skills, CCNA - Cisco Certified Network Associate, CCNP - Cisco Certified Network Professional, Career Counseling, CompTIA Security+, Computer Networks, Construction, Content Delivery/Distribution, Content Providers, Cost Control, Cryptography Software, Customer Support/Service, Documentation, Firewalls, Genetics, Identify Issues, Information Architecture, Information/Data Security (InfoSec), Integration Testing, Internet Search, Legal, Local Area Network (LAN), Network Administration/Management, Network Architecture/Engineering, Network Configuration Management, Network Design, Network Integration, Network Monitoring, Network Protocols, Network Systems, Network Topology, Operational Communications, Problem Solving Skills, Project Design, Research & Development (R&D), SAP, Sensitive Compartmented Information (SCI), Software Upgrades, Standard Operating Procedures (SOP), System Integration (SI), Systems Administration/Management, Systems Engineering, Technical Writing, Technical/Engineering Design, Top Secret Clearance, User Documentation, VLAN (Virtual Local Area Network), VMWare, VPN (Virtual Private Network), Wide Area Network (WAN)
Job#: 3013828
Job Description:
Sr. Network Engineer
Interested candidates should send an updated resume to [email protected]
Duration: 1 year+ contract with potential to convert - targeting start date of January 2026
Location: Reston, VA - position is fully onsite
- Candidates MUST have a TS/SCI CI Poly clearance to be considered*
Pay: $90-$110/hr - weekly pay on W2
Requirements:
- Bachelor's Degree in related field
- CCNA OR CCNP certification
- CompTIA Security+
- 7+ years of experience with installation, configuration, and maintenance of Firewalls.
- Experience keying and upgrading software on Taclane Crypto devices
- Understand the operation of network protocols and Firewall packet and proxy filters
- Need to have hands on experience standing up networks, troubleshooting, and maintenance
- (KG-175N) and Flex (KG-175F) - must have handled and worked with KG devices (hands on) & straight out of the box
- VMware
Position Summary:
- Perform network design and engineering support services for the SAP Program IT architecture. Solve complex Network issues. Engineer, design, implement LANs/WANs/Site-to-site VPNs/Point-to-point/point to multipoint. Serve as network systems engineer overseeing servers, storage and backup systems. Troubleshoot port security issues, VLAN issues and network outages. Control network management activities, data flows and firewall rules.
- Build network topologies to deliver content from specific providers to users
- Answer technical questions; recommend and implement approved course of action.
- Design, implement or maintain networks for LAN and WAN systems
- Provide engineering designs, and plans for installation, integration, testing, upgrade, analysis, and maintenance/expansion of the network environment.
- Prepare network engineering documentation ranging from requirements, conceptual planning, research and development efforts, complete system construction, to customization of existing network configurations and assist in communicating current operational status of networks.
- Assist in investigating, evaluating, and proposing new network systems and upgrades/modifications to existing resources that would increase capabilities, efficiency, reliability, and cost savings. Assist in developing plans for integrating network systems to include implementation schedule, costing, and resource requirements.
- Perform network engineering studies on communication paths for deployed systems. Perform studies to determine requirements for bandwidth, data throughput, security, and reliability.
- Maintain technical manuals and standard operating procedures.
- Develop/implement network communications paths for remote data sources.
EEO Employer
Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at [email protected] or 844-463-6178.
Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click here for more details.
Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide.
Employee Type:
Contract
Location:
Reston, VA, US
Job Type:
Date Posted:
December 2, 2025
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