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Sr. Network Engineer in Chantilly, VA at ManTech

Date Posted: 8/9/2018

Job Snapshot

Job Description



Clearance Level Needed:





Networks & Telecommunication Services

Become an integral part of a diverse team that leads the world in the Mission, Cyber, and Intelligence Solutions group. At ManTech International Corporation, you will help protect our national security while working on innovative projects that offer opportunities for advancement.

Currently, ManTech is seeking a motivated, career and customer oriented Sr. Network Engineer to join our team in Chantilly, VA to provide unparalleled support to our customer and to begin an exciting and rewarding career within ManTech.

As Sr. Network Engineer you will be responsible for providing network engineering support for a large distributed IT infrastructure. Evaluate, design documents, install equipment, implement, test, perform problem isolation and resolution, monitor, tune, and set standards. Maintains a complex range of computer network components and systems. Performs these functions across a wide range of network facilities to include: physical media, protocol stacks, hubs, routers, bridges, gateways, digital servers, line drivers, telecommunications transport facilities, and network management components. Provides client consulting and training on the interfacing and use of the network facilities. Plans and coordinates major computer network initiatives. Researches, evaluates, and recommends new computer network equipment and technologies. Utilizes monitoring, performance analysis, network management, software and hardware equipment to troubleshoot and isolate problems, gauge network performance, and trace data and protocol activity. Devises solutions to complex operational problems within the capacity and operational limitations of installed equipment. Develops and executes contingency plans for network software and hardware failures including isolated and major outages. Provides internal consulting technical guidance, information and support to application developers, computer operations, workstation support, company management and departmental clients.

Responsibilities include but are not limited to:

•Interface daily with top customer stakeholders.
•Design, development, implementation, and/or integration of customer IA architecture, system, and components.
•Ensure the architecture and design of the customer&s information systems are functional and secure.
•Provide system or network designs that encompass multiple computers and networks to include those with differing data protections/classification requirements.
•Provide security engineering, integration services, technical assessments, and solutions, related to Assessment and Authorization (A&A) support activities.
•Firewall, router and Virtual Private Network (VPN) engineering and integration support into customer baseline architecture.
•Foster cooperative relationships with mission partners and interconnected systems.
•Assist customers in understanding information security needs, defining and designing system security requirements, developing and implementing detailed security designs and measures to safeguard information, and assessing information protection effectiveness.
•Maintain awareness of security directives, orders, standards, plans and procedures.
•Manage, maintain system configuration to include documentation, installation, planning, configuration and evaluation of existing and new hardware.
•Providing enterprise level disaster recover solutions.
•Analyze system faults, troubleshoot, and run diagnostic test on applications to detect problems.
•Develop the procedures and be capable of executing existing and developed procedures in order to maintain compliance with ICD 503 mandates and/or vendor released patches and upgrades.
•Participate in and document Change Management (CM) processes.

Security Clearance Requirement:

Active/current TS/SCI with CI Polygraph is required.

Job Requirements

Position Requirements:

•BA/BS in Computer Science, Information Security, or related field.
•7+ years of experience as Network Engineer
•Experience in network engineering and administration, data protocol analysis, network security, network configuration, and provisioning clients.
•Knowledge and experience providing network infrastructure procurement, installation, configuration, and testing.
•Experience in the following areas: hardware/software security, communications protocols, encryption techniques and protocols, firewall rule definition and management, intrusion detection and authentication technologies.
•Working knowledge of IC and DoD network security policies.
•Experience working with vulnerability scans and intrusion detection on systems of varying complexity.
•Certified Information Systems Security (CISSP), Cisco Certified Network Associate-Security (CCNA-Security), ComTIA Advanced Security Professional (CASP), CompTIA Security+, or equivalent DoD 8570 IAT-II level certification required.
•Demonstrated ability to foster communications across multiple projects and government stakeholders.
•Requires strong written and verbal skills including formal and informal presentations.
•Outstanding customer relationship management skills.
•Demonstrated ability to focus through difficult problems to provide successful solutions.
•Demonstrated experience working with senior government managers on IA and network issues.