149 IT Professionals jobs in Rockville

Network Engineering

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: None

Type of Travel: None

The Opportunity:

The Network Engineer provides assistance in all aspects of network management from network design through implementation, maintenance, and upgrading existing networks.

Responsibilities:

• The candidate will analyze designs, specifications, and related documents

• Implement communications system requirements to support the distributed functionality of a software engineering environment

• Analyze network characteristics, troubleshoot problems and recommend procurement of and/or modifications to network components

? Qualifications:

Required:

• Designs solutions, integrates, configures, deploys, tests and provides support for numerous types of network devices, interfaces and methodologies.

• Optimizes end-to-end system performance and dataflow management.

• Configures/optimizes network to connect to various front- and back-end components.

• Coordinates with system engineering and dataflow efforts to ensure proper mission operations with minimum down time.

• Facilitates implementation of high-speed, scalable, fault-tolerant network topologies as applicable to WAN/LAN design.

• Implements specific network solutions to support server requirements to include load-balancing, VPNs, firewall contexts, and network address translation (NAT) where appropriate.

• Minimizes network latency and maximizes data throughput through design analysis and network performance monitoring tools.

• Manages assigned tasks and provides guidance to junior Network Engineers.

• Validates new/existing dataflow and data formats.

• Coordinates with appropriate dataflow organizations and end-customer recipients, follow-on data repositories and tasking organizations and understands potential adverse impacts on system-wide dataflow.

• Designs, integrates, tests and deploys RF communications solutions.

• Leads large efforts of dynamic requirements and scale.

• Works with Systems Engineers and cross-organizational teams to define requirements.

• Resolves complex network problems, operate network analyzers, WAN test equipment and network simulators.

• Designs, implements, and evaluates security systems

• Contributes to security planning, assessment, risk analysis, and risk management

• Supports the Government in providing technical leadership to engineering teams

• Recommends corporate solutions to resolve security requirements

• Supports the Government in enforcement of design / implementation of trusted relationships among external systems and architectures

• Ten (10) years experience in programs and contracts of similar scope, type, and complexity is required.

• Bachelor's degree in engineering from an accredited college or university is required.

• Four (4) years of additional network engineering experience may be substituted for a bachelor's degree.

• Five (5) years experience with the following Network Tools; What's Up Gold and NetFlow.

• Three years' experience with DCID 6/3 and/or ICD 503, "Intelligence Community Information Technology Systems Security Risk Management, Certification and Accreditation", dated 15 September 2008

• Three years' experience creating firewall rule sets from analysis of network traffic

• Three years' experience with component validation of security devices

• Three years' experience integrating boundary solutions into customer networks

• Three years' experience configuring switches, routers, and firewalls

• Five (5) years' demonstrated experience in Computer Network Operations, Protection Level (PL) 3 high/high solutions utilizing Layer 2 to Layer 7.

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What You Can Expect:

A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose - to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You'll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy.

Your potential is limitless. So is ours.

Learn more about CACI here. (

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Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Learn more here ( .

The proposed salary range for this position is:

$103,800 - $218,100

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

Peraton is seeking a Network Engineer to perform as a consultant for leading edge information technologies and methodologies to join our dynamic team in the Annapolis Junction MD area.

Our team provides full spectrum network connectivity including architecture, engineering, development, integration, deployment, configuration management, project management and network security services to the global enterprise, as well as systems and cloud engineering services for application modernization and transition of legacy applications into hybrid cloud platforms.

Minimum of 8 years of IT related experience with a Bachelor's degree in Computer Science, Information Systems, Engineering Science, or related discipline is required. 13 years total of IT related experience may be substituted for a Bachelor's degree.

Active DOD 8570 IAT Level II certification or higher is required (i.e. Security+).

Experience in at least two (2) of the following areas:

• Network troubleshooting
• Routers/switches
• Cisco IOS/Junos OS
• Firewalls
• Hubs/Bridges/gateways
• Network packet investigation/analysis tools
• Database tools

Experience providing highly technical and specialized guidance and solutions to complex IT problems.

Ability to perform elaborate analyses and studies and prepare reports and give presentations.

Active/current TS/SCI security clearance with a current polygraph is required

• Experience performing DDI (Domain Name System (DNS), Dynamic Host Configuration Protocol (DHCP), and IP Address Management (IPAM)) for critical network infrastructure services.
• Experience supporting MultiCloud Fabric (MCF) infrastructure.
• Cloud engineering and modernization experience.

The estimate displayed represents the typical salary range for this position and is just one component of Peraton's total compensation package for employees. Other rewards may include annual bonuses, short- and long-term incentives, and program-specific awards. In addition, Peraton provides a variety of benefits to employees.

Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and participation in an attractive bonus plan.

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can't be done by solving the most daunting challenges facing our customers. Visit to learn how we're keeping people around the world safe and secure.

$135,000 - $216,000. This represents the typical salary range for this position based on experience and other factors.

EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.

Orbis is seeking a skilled and motivated Network Engineering Analyst with a TS/SCI clearance with polygraph to evaluate complex computer networks. The ideal candidate has prior experience as a Network Engineer designing, implementing, maintaining, and supporting network infrastructure. This role is critical to evaluating computer networks for stability, integrity, efficiency, and vulnerabilities.

Duties & Responsibilities

• Evaluate the design and function of networks (LAN, WLAN, WAN, VPN, SANs, etc.)
• Dig through dense network traffic data to discern patterns and topology
• Use Wireshark and other PCAP tools to evaluate the network
• Read and digest to non-technical stakeholders the disposition of network configuration files, NMS tools, and network activity.
• Document in network diagrams, slide decks, and wikis network architecture and processes for internal use
• Lean new networking protocols quickly and integrate that knowledge into ongoing analysis.
• Brief findings to key client stakeholders

Education & Experience

• Bachelor's degree in Computer Science, Computer Engineering, or a related field and at least 3 years of relevant experience

Required Skills & Abilities

• Active TS/SCI clearance with Polygraph
• Strong knowledge of networking technologies including TCP/IP, DNS, DHCP, OSPF, BGP, VLANs, VPNs, MPLS, GPON, IPsec, and SDH.
• Experience with network hardware such as Cisco, Juniper, or similar platforms
• Proficiency in network monitoring and management tools (e.g., SolarWinds, Wireshark, PRTG)

Desired Skills & Abilities

• Experience with cloud networking (AWS, Azure, Google Cloud)
• Knowledge of firewalls, IDS/IPS, and network security best practices
• Scripting and automation experience (e.g., Python, PowerShell)
• Familiarity with VoIP systems and QoS configuration
• Industry certifications such as CCNA, CCNP, or equivalent are highly preferred
• Experience with international business best practices related to computer network implementation

Physical Requirements

• Prolonged periods of sitting at a desk and working on a computer.
• Routine video conference and/or in-person meetings.
• Ability to attend planned meetings within the Washington Metro Area region

We are an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, disability, or protected veteran status.

Description

Join our innovative and dynamic team at Leidos, where creative thinkers are welcomed to make a significant impact. We are seeking a talented Network Engineering Specialist to support our Defense Enclave Services (DES) team, crucial to the digital modernization efforts for DISA and Fourth Estate Agencies.

This position is primarily Monday-Friday during the day shift, but flexibility for shift changes is essential based on mission requirements. Be prepared to work mid or swing shifts as needed.

CLEARANCE REQUIREMENT:

• You must hold an active Secret security clearance (U.S. Citizenship required).

PRIMARY RESPONSIBILITIES:

• Design, maintain, and operate Local Area Networks (LANs), Wide Area Networks (WANs), Wireless systems, Internet connectivity, and Network Security.

• Maintain and install existing network equipment in plant environments.

• Optimize overall system performance and ensure effective dataflow management.

• Conduct data captures to gather network performance information.

• Minimize latency and enhance data throughput via design analysis and performance monitoring tools.

• Contribute to the design of network architecture and mission framework.

• Integrate, configure, deploy, test, and maintain various network devices and methodologies.

• Configure and optimize network connections for front-end and back-end components.

• Gather necessary data for specifying system performance and interface requirements.

• Implement network solutions that support server requirements, including load-balancing, VPNs, firewalls, Traffic Shaping, VoIP, GRE Tunneling, IPSec, IP Encryption, MoIP, and NAT.

• Maintain availability to support the team, including occasional on-call duties and additional hours as needed based on mission requirements.

BASIC QUALIFICATIONS:

• Understanding of routing protocols such as BGP, OSPF, EIGRP, and IS-IS.

• Knowledge of TCP/IP, ACL, NAT, Policy-Based Routing, SDWAN, QoS, high availability, VoIP, Wireless technologies, DHCP, and DNS.

• Proven experience in troubleshooting network hardware.

• A Bachelor’s degree and 4+ years of relevant network engineering experience; additional years may substitute for degree.

• Strong analytical ability with a talent for creative problem solving and root cause analysis.

• Committed to documentation and organizational efforts.

• Ability to multitask and adapt in a dynamic environment.

• Must possess DoD IAT level II certification before starting (Sec+).

PREFERRED QUALIFICATIONS:

• Familiarity with installing, maintaining, and repairing wireless communications systems and subsystems.

• Proficiency in Cisco IOS and other IP/transport protocols.

• Expertise in IP principles and methodologies.

• Experience with devices such as Cisco routers, Palo Alto Firewalls, and Cisco switches.

• Familiarity with networking tools such as Science Logic, Catalyst Center, or Ansible Tower.

• CCNP Enterprise certification is highly preferred.

• Experience with DISA STIGs and implementing network security controls.

• Skills in configuring routers, switches, and other network devices with security best practices.

• Experience in managing security patches and updates.

• Ability to manage firewalls, VPNs, and other security appliances effectively.

• Capability to tune security devices for optimal performance.

At Leidos, we seek innovators who challenge the norm and strive to create something groundbreaking. If you're the type who dreams about the future while others focus on the immediate, this is the place for you.

Join us at our location to embark on this exciting journey!

Orbis is seeking a skilled and motivated Network Engineering Analyst with a TS/SCI clearance with polygraph to evaluate complex computer networks. The ideal candidate has prior experience as a Network Engineer designing, implementing, maintaining, and supporting network infrastructure. This role is critical to evaluating computer networks for stability, integrity, efficiency, and vulnerabilities.

Duties & Responsibilities

• Evaluate the design and function of networks (LAN, WLAN, WAN, VPN, SANs, etc.)
• Dig through dense network traffic data to discern patterns and topology
• Use Wireshark and other PCAP tools to evaluate the network
• Read and digest to non-technical stakeholders the disposition of network configuration files, NMS tools, and network activity.
• Document in network diagrams, slide decks, and wikis network architecture and processes for internal use
• Lean new networking protocols quickly and integrate that knowledge into ongoing analysis.
• Brief findings to key client stakeholders

Education & Experience

• Bachelor's degree in Computer Science, Computer Engineering, or a related field and at least 3 years of relevant experience

Required Skills & Abilities

• Active TS/SCI clearance with Polygraph
• Strong knowledge of networking technologies including TCP/IP, DNS, DHCP, OSPF, BGP, VLANs, VPNs, MPLS, GPON, IPsec, and SDH.
• Experience with network hardware such as Cisco, Juniper, or similar platforms
• Proficiency in network monitoring and management tools (e.g., SolarWinds, Wireshark, PRTG)

Desired Skills & Abilities

• Experience with cloud networking (AWS, Azure, Google Cloud)
• Knowledge of firewalls, IDS/IPS, and network security best practices
• Scripting and automation experience (e.g., Python, PowerShell)
• Familiarity with VoIP systems and QoS configuration
• Industry certifications such as CCNA, CCNP, or equivalent are highly preferred
• Experience with international business best practices related to computer network implementation

Physical Requirements

• Prolonged periods of sitting at a desk and working on a computer.
• Routine video conference and/or in-person meetings.
• Ability to attend planned meetings within the Washington Metro Area region

We are an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, disability, or protected veteran status.

Description

Join our innovative and dynamic team at Leidos, where creative thinkers are welcomed to make a significant impact. We are seeking a talented Network Engineering Specialist to support our Defense Enclave Services (DES) team, crucial to the digital modernization efforts for DISA and Fourth Estate Agencies.

This position is primarily Monday-Friday during the day shift, but flexibility for shift changes is essential based on mission requirements. Be prepared to work mid or swing shifts as needed.

CLEARANCE REQUIREMENT:

• You must hold an active Secret security clearance (U.S. Citizenship required).

PRIMARY RESPONSIBILITIES:

• Design, maintain, and operate Local Area Networks (LANs), Wide Area Networks (WANs), Wireless systems, Internet connectivity, and Network Security.

• Maintain and install existing network equipment in plant environments.

• Optimize overall system performance and ensure effective dataflow management.

• Conduct data captures to gather network performance information.

• Minimize latency and enhance data throughput via design analysis and performance monitoring tools.

• Contribute to the design of network architecture and mission framework.

• Integrate, configure, deploy, test, and maintain various network devices and methodologies.

• Configure and optimize network connections for front-end and back-end components.

• Gather necessary data for specifying system performance and interface requirements.

• Implement network solutions that support server requirements, including load-balancing, VPNs, firewalls, Traffic Shaping, VoIP, GRE Tunneling, IPSec, IP Encryption, MoIP, and NAT.

• Maintain availability to support the team, including occasional on-call duties and additional hours as needed based on mission requirements.

BASIC QUALIFICATIONS:

• Understanding of routing protocols such as BGP, OSPF, EIGRP, and IS-IS.

• Knowledge of TCP/IP, ACL, NAT, Policy-Based Routing, SDWAN, QoS, high availability, VoIP, Wireless technologies, DHCP, and DNS.

• Proven experience in troubleshooting network hardware.

• A Bachelor’s degree and 4+ years of relevant network engineering experience; additional years may substitute for degree.

• Strong analytical ability with a talent for creative problem solving and root cause analysis.

• Committed to documentation and organizational efforts.

• Ability to multitask and adapt in a dynamic environment.

• Must possess DoD IAT level II certification before starting (Sec+).

PREFERRED QUALIFICATIONS:

• Familiarity with installing, maintaining, and repairing wireless communications systems and subsystems.

• Proficiency in Cisco IOS and other IP/transport protocols.

• Expertise in IP principles and methodologies.

• Experience with devices such as Cisco routers, Palo Alto Firewalls, and Cisco switches.

• Familiarity with networking tools such as Science Logic, Catalyst Center, or Ansible Tower.

• CCNP Enterprise certification is highly preferred.

• Experience with DISA STIGs and implementing network security controls.

• Skills in configuring routers, switches, and other network devices with security best practices.

• Experience in managing security patches and updates.

• Ability to manage firewalls, VPNs, and other security appliances effectively.

• Capability to tune security devices for optimal performance.

At Leidos, we seek innovators who challenge the norm and strive to create something groundbreaking. If you're the type who dreams about the future while others focus on the immediate, this is the place for you.

Join us at our location to embark on this exciting journey!

Description

Join our innovative and dynamic team at Leidos, where creative thinkers are welcomed to make a significant impact. We are seeking a talented Network Engineering Specialist to support our Defense Enclave Services (DES) team, crucial to the digital modernization efforts for DISA and Fourth Estate Agencies.

This position is primarily Monday-Friday during the day shift, but flexibility for shift changes is essential based on mission requirements. Be prepared to work mid or swing shifts as needed.

CLEARANCE REQUIREMENT:

• You must hold an active Secret security clearance (U.S. Citizenship required).

PRIMARY RESPONSIBILITIES:

• Design, maintain, and operate Local Area Networks (LANs), Wide Area Networks (WANs), Wireless systems, Internet connectivity, and Network Security.

• Maintain and install existing network equipment in plant environments.

• Optimize overall system performance and ensure effective dataflow management.

• Conduct data captures to gather network performance information.

• Minimize latency and enhance data throughput via design analysis and performance monitoring tools.

• Contribute to the design of network architecture and mission framework.

• Integrate, configure, deploy, test, and maintain various network devices and methodologies.

• Configure and optimize network connections for front-end and back-end components.

• Gather necessary data for specifying system performance and interface requirements.

• Implement network solutions that support server requirements, including load-balancing, VPNs, firewalls, Traffic Shaping, VoIP, GRE Tunneling, IPSec, IP Encryption, MoIP, and NAT.

• Maintain availability to support the team, including occasional on-call duties and additional hours as needed based on mission requirements.

BASIC QUALIFICATIONS:

• Understanding of routing protocols such as BGP, OSPF, EIGRP, and IS-IS.

• Knowledge of TCP/IP, ACL, NAT, Policy-Based Routing, SDWAN, QoS, high availability, VoIP, Wireless technologies, DHCP, and DNS.

• Proven experience in troubleshooting network hardware.

• A Bachelor’s degree and 4+ years of relevant network engineering experience; additional years may substitute for degree.

• Strong analytical ability with a talent for creative problem solving and root cause analysis.

• Committed to documentation and organizational efforts.

• Ability to multitask and adapt in a dynamic environment.

• Must possess DoD IAT level II certification before starting (Sec+).

PREFERRED QUALIFICATIONS:

• Familiarity with installing, maintaining, and repairing wireless communications systems and subsystems.

• Proficiency in Cisco IOS and other IP/transport protocols.

• Expertise in IP principles and methodologies.

• Experience with devices such as Cisco routers, Palo Alto Firewalls, and Cisco switches.

• Familiarity with networking tools such as Science Logic, Catalyst Center, or Ansible Tower.

• CCNP Enterprise certification is highly preferred.

• Experience with DISA STIGs and implementing network security controls.

• Skills in configuring routers, switches, and other network devices with security best practices.

• Experience in managing security patches and updates.

• Ability to manage firewalls, VPNs, and other security appliances effectively.

• Capability to tune security devices for optimal performance.

At Leidos, we seek innovators who challenge the norm and strive to create something groundbreaking. If you're the type who dreams about the future while others focus on the immediate, this is the place for you.

Join us at our location to embark on this exciting journey!